Research Projects

1.        Study of Derived Length and Nilpotency Class of Group Algebras, DST(SERB) New Delhi, 2017-2020 (Rs. 5.45 Lac)

Patents

1.    Title: Portable mathematics research and computation supportdevice (design number: 475702-001, 03/10/2025)

2.   Title: An image plagiarism detection system (application number: 202511114525a, publication date: 09/01/2026).

Ph. d. Supervision

                  Awarded

1.  2025 Akanksha Singh (Reg. No. 2020088001)

Title: Design and Analysis of Cryptographic Protocols from Classical to Post-Quantum Cryptography (Awarded August 23, 2025)

2.  2025  Lacchita Soni (Reg. No. 2020088003)

Title: Design of Secure Post-Quantum Cryptographic Schemes with Applications (Awarded August 14, 2025)

3. 2021  Ms. Suchi Bhatt (Reg. No.: (2017008003)

Title: Study of Lie Properties of Group Algebras and their Unit Groups

 (Awarded September 03, 2021)

4. Ms. Padmaja Tripathi (Reg. No. 2020088004, Title: Mathematical Modeling: Control and Forecasting of Infectious Diseases, January 11, 2026) 

Submitted: 

1.        Ms. Deeksha Upadhyay (Reg. No. 2021088002, Title: Units of Certain Group

  Algebras and the Normal Complement Problem, January 11, 2026)     

Undergoing

1.        Ms. Sujata Singh (2022----)

2.        Mr. Mukul Bhatt (2025--)

M.Sc. Dissertation supervision

1.         Ms. Nikita Srivastava
Title: Structure of Unit Groups of Certain Finite Group Algebras

2. Mr. Kuldeep Singh
   Title: Classification of Modular Group Algebras with Small Lie Nilpotency Indices

3. Mr. Divyanshu Srivastava
   Title: Unit Group Structure of Commutative Group Algebras over Finite Fields

4. Mr. Ashutosh Mishra
   Title: Strongly Upper Lie Nilpotency Indices of Modular Group Algebras

5. Mr. Vikrant Rai (Roll No. 2020083007)
   Title: Cryptography using Generalized Hessenberg Matrices with Affine-Hill Cipher

6. Ms. Jagriti Tripathi (Roll No. 2020083003)
   Title: A New Approach to Classical Hill Cipher in Public Key Cryptography using Orthogonal Matrices

7. Mr. Abhishek Kumar (Roll No. 2021083001)
   Title: A New Encryption Scheme based on Legendre’s Transform

8. Mr. Sangam Tripathi (Roll No. 2021083006)
   Title: Strong Key Generation through LU Decomposition of Complete Graph Matrix for Secure Encryption

9. Mr. Arvind Kumar Patwa (Roll No. 2022083003)
   Title: A New Encryption Scheme based on Sawi–Elzaki Transform

10. Ms. Disha (Roll No. 2022083004)
    Title: An Encryption and Decryption Technique using Planar Graph with Self-Invertible Matrix

11. Ms. Jyoti Panchal (Roll No. 2022083005)
    Title: A New Public Key Cryptography using Generalized Fibonacci Matrices

12. Mr. Md. Arif Alam (Roll No. 2022083006)
    Title: Data Encryption and Decryption using Elzaki Transform

13. Ms. Pragati Chaturvedi (Roll No. 2022083009)
    Title: A New Encryption Scheme based on Kamal and Mohand Transform using ASCII Values

14. Ms. Kshama Yadav (Reg. No. 2023113003)
    Title: On the Structure of the Unit Group of Some Finite Group Algebras and Their Normal Complements

15. Ms. Sakshi Pathak (Reg. No. 2023113005)
    Title: An Efficient ECC-Based Key Exchange Protocol for Secure Multi-User Communication

Teaching / Professional Experience

TEACHING EXPERIENCE

1. Serving as Assistant Professor (Mathematics), Department of Mathematics and Scientific Computing, Madan Mohan Malaviya University of Technology (MMMUT), Gorakhpur, since February 10, 2015.

2. Served as Assistant Professor, Rajkiya PG College, Uttarkashi, Uttarakhand, from December 2014 to February 07, 2015.

3. Served as Assistant Professor, B.N. College of Technology and Management, from August 2014 to December 2014.

4. Served as Senior Lecturer, Babu Banarasi Das University (BBD University), Lucknow, from August 2012 to August 2014.

5. Served as Guest Lecturer, University of Lucknow, from 2009 to 2011.

6. Served as Guest Lecturer, University of Lucknow, during the academic session 2007–2008.

Membership of Professional Bodies

2017-          Indian Mathematical Society

2017-          Allahabad Mathematical Society

2017-          Vigyan Parishad, Lucknow

2012-          Indian Science Congress

2008-          Bharat Ganita Parishad

Publications (International Journals)

2026

1. 1. 1. Beena Bhatt and Harish Chandra, Forbush Decreases Associated with Radio-Loud and Radio-Quiet Coronal Mass Ejections in Relation to Interplanetary Parameters during Solar Cycle 23, Journal: Advances in Space Research (Accepted, Q1, SCI, Scopus, I.F. 2.8)

   2.  Tripathi, Padmaja; Chandra, Harish; Keval, Ram; Bania, Vinod: Exploring the Co-dynamics of Malaria and Typhoid: An In-Depth Analysis of a Mathematical Model and Cost-effectiveness Optimal Control, Differential Equations and Dynamical Systems (Accepted, Q3, ESCI, Scopus, I.F. 0.9)

   3. Soni, Lachhita; Chandra, Harish; Gupta, Daya Sagar.
      SmartAgri-IDQ: Quantum-Resistant Identity-Based Data Authentication Protocol for Smart Agriculture IoT.
      Security and Privacy, 9 (2026), e70189.
      DOI: https://doi.org/10.1002/spy2.70189. (SCI, IF: 2.1)

   4.  Upadhyay, Diksha; Chandra, Harish.
      On the Unit Group of F_qSL(2,\mathbb{Z}_7) and its Normal Complement.
      International Journal of Group Theory (Accepted, 2026). (ESCI, Scopus, IF: 1.3)

   5. Singh, Sujata; Chandra, Harish.
      Identity-Based Encryption with Equality Test via Lattice-Based Programmable Hash Functions: A Resilient and Efficient Construction.
      International Journal of Computational Science and Engineering (Accepted, 2026). (ESCI, Scopus, IF: 1.2)

2025

5. Soni, Lachhita; Chandra, Harish; Gupta, Daya Sagar.
   Lattice-Based Authentication Scheme for Smart Agriculture System.
   In: Lecture Notes in Networks and Systems, Vol. 1158, Springer, 2025.
   DOI: https://doi.org/10.1007/978-981-97-8051-8_12. (Scopus)

6. Singh, Akanksha; Chandra, Harish; Rana, Saurabh.
   A Robust Lattice Based Post-Quantum Three-Party Key Exchange Scheme for Mobile Devices.
   Concurrency and Computation: Practice and Experience, 2025.
   ISSN: 1532-0626; DOI: https://doi.org/10.1002/cpe.70036. (SCIE, IF: 1.5)

7. Tripathi, P.; Chandra, H.; Ramkeval.
   Network Malaria Model on Account of Wide Communication.
   In: 2024 International Conference on IoT, Communication and Automation Technology (ICICAT), IEEE, 2025, pp. 1507–1511.
   DOI: 10.1109/ICICAT62666.2024.10923044.

8. Tripathi, P.; Chandra, H.; Keval, R.; Kesarvani, A.; Singh, K.
   IoT Based Malaria Website Model using Digital Binary Code: A Mathematical Study.
   In: ICICAT 2024, IEEE, 2025, pp. 1671–1676.
   DOI: 10.1109/ICICAT62666.2024.10923427.

9. Singh, Akanksha; Chandra, Harish; Rana, Saurabh.
   An Efficient and Secure Undeniable Signature Scheme based on Ring Learning with Error.
   International Journal of Ad Hoc and Ubiquitous Computing (Accepted, 2025). (SCIE)

10. Singh, A.; Chandra, H.; Rana, S.
    SIS-Based Signature Schemes and Their Countermeasures: From Vulnerability to Vigilance.
    In: Security and Privacy, CCIS, Springer, 2025.
    DOI: https://doi.org/10.1007/978-3-031-90587-2_1. (Scopus)

11. Upadhyay, Diksha; Chandra, Harish.
    Unit Group of Group Algebras of Non-Abelian Groups of Order up to 30.
    Boletim da Sociedade Paranaense de Matemática, 43 (2025), 1–17.
    ISSN: 0037-8712; DOI: 10.5269/bspm.76165. (Scopus, ESCI)

12. Tripathi, Padmaja; Chandra, Harish; Keval, Ram.
    Analysis and Prediction of Future Malaria and Typhoid Outbreaks Based on Time-Varying Contact Rates: An ARIMA Approach.
    Journal of Applied Nonlinear Dynamics (Accepted, 2025). (Scopus)

13. Upadhyay, Diksha; Chandra, Harish.
    Unit Group of Semisimple Group Algebra of Groups of Order 36.
    Annales Mathematicae et Informaticae, 2025.
    DOI: 10.33039/ami.2025.10.014. (Scopus)

14. Tripathi, Padmaja; Chandra, Harish; Keval, Ram.
    Optimal Control of Malaria with Medicine and Insecticide: A Mathematical Model.
    Mathematics in Engineering, Science and Aerospace, 16(3), 2025, pp. 817–837. (Scopus)

15. Soni, Lachhita; Chandra, Harish; Gupta, Daya Sagar.
    LB-RFID: Provably Secure Post-Quantum Authentication Protocol for RFID Devices in Resource-Constrained IoT Environment.
    Wireless Personal Communications (Accepted, 2025). (SCI)

16. Singh, Akanksha; Chandra, Harish; Rana, Saurabh.
    Lightweight Hybrid Lattice-Based Session Key Agreement Protocol for Multimedia IoT.
    Annals of Telecommunications (Accepted, 2025). (SCI)

17. Patwa, Arvind; Chandra, Harish; Soni, Lachhita.
    Cryptography Based on Sawi-Elzaki Transform.
    Palestine Journal of Mathematics, 14 (Special Issue IV), 2025, pp. 216–223. (Scopus)

2024

18. Soni, Lachhita; Chandra, Harish; Gupta, Daya Sagar.
    Post-Quantum Attack Resilience Blockchain-Assisted Data Authentication Protocol for Smart Healthcare System.
    Software: Practice and Experience, 2024.
    DOI: https://doi.org/10.1002/spe.3336. (SCI)

19. Mishra, Ashutosh; Chandra, Harish; Bhatt, Suchi.
    Group Algebras of Lie Nilpotency Index 15.
    Southeast Asian Bulletin of Mathematics, 48 (2024), 259–271.

20. Panchal, Jyoti; Chandra, Harish; Singh, Akanksha.
    A New Public Key Cryptography Using Generalized Fibonacci Matrices.
    Surveys in Mathematics and its Applications, 19 (2024), 301–316.

21. Gupta, Disha; Chandra, Harish; Soni, Lachhita.
    An Encryption and Decryption Technique Using a Planar Graph with Self-Invertible Matrix.
    Mathematics in Engineering, Science and Aerospace, 15(4), 2024, pp. 1335–1346.

2023

22. Soni, Lachhita; Chandra, Harish; Gupta, Daya Sagar; Keval, Ram.
    Quantum-Resistant Public-Key Encryption and Signature Schemes with Smaller Key Sizes.
    Cluster Computing, 2023.
    DOI: https://doi.org/10.1007/s10586-022-03955-y. (SCI)

23. Bhatt, Suchi; Chandra, Harish.
    On the Unit Group of Certain Finite Group Algebras.
    Mapana – Journal of Sciences, 22 (Special Issue 1), 2023, pp. 89–99.
    DOI: https://doi.org/10.12723/mjs.sp1.8.

24. Chandra, Harish; Singh, Kuldeep; Bhatt, Suchi.
    Modular Group Algebra with Upper Lie Nilpotency Index 11p−911p-911p−9.
    Algebraic Structures and Their Applications, 11(2), pp. 115–130.
    DOI: 10.22034/AS.2023.17039.1440.

25. Gupta, D.S.; Soni, L.; Chandra, H.
    Quantum-Defended Digital Signature on Lattice for IoT Systems.
    Lecture Notes in Networks and Systems, 2023.
    DOI: https://doi.org/10.1007/978-981-19-9719-8_26.

26. Upadhyay, Diksha; Chandra, Harish.
    On the Normal Complement Problem of Finite Group Algebra.
    Asian-European Journal of Mathematics, 2023.
    DOI: https://doi.org/10.1142/S1793557123502029.

27. Bhatt, Beena; Chandra, Harish.
    Comparison of Solar Activity Parameters and Associated Forbush Decreases in Solar Cycles 23 and 24.
    Solar Physics, 2023.
    DOI: https://doi.org/10.1007/s11207-023-02227-1.

28. Kumar, Abhishek; Chandra, Harish; Barnwal, A.K.; Singh, D.
    A New Encryption Scheme Based on Legendre’s Transform.
    Mathematics in Engineering, Science and Aerospace, 14(4), 2023, pp. 1099–1108.

29. Singh, Akanksha; Chandra, Harish; Rana, S.; Chhikara, D.
    Blockchain-Based Authentication and Access Control Protocol for IoT.
    Multimedia Tools and Applications, 2023.
    DOI: https://doi.org/10.1007/s11042-023-17607-9.

30. Srivastava, Nikhil; Barnwal, A.K.; Srivastava, A.K.; Chandra, H.
    Matrix Technique Based Numerical Treatment of Non-Local Singular Boundary Value Problems.
    Mathematical Methods in the Applied Sciences, 2023.
    DOI: https://doi.org/10.1002/mma.9809.

2022

31.  Bhatt, Beena; Chandra, Harish.
23rd Solar Cycle: Solar Activity Parameters and Associated Forbush Decreases.
Advances in Space Research, 2022.
DOI: https://doi.org/10.1016/j.asr.2022.10.046.
ISSN: 0273-1137. (SCI, Q1, IF: 2.8)

32. Chandra, Harish; Bhatt, Beena.
    A Comparison of Solar Cycle 23rd and 24th for Solar Type II Radio Bursts Associated with Coronal Mass Ejection in Relation to Interplanetary Features.
    Astrophysics and Space Science, 367 (2022), Article 128.
    DOI: https://doi.org/10.1007/s10509-022-04156-0.
    ISSN: 0004-640X. (SCI, Q3, IF: 1.8)

33. Bhatt, Suchi; Chandra, Harish.
    A Note on Modular Group Algebras with Upper Lie Nilpotency Indices.
    Algebra and Discrete Mathematics, 33(2) (2022), pp. 1–20.
    ISSN: 1726-3255. (Scopus, ESCI, Q3)

34. Chandra, Harish; Mishra, Shivangani.
    The Group of Units of Group Algebras of Abelian Groups of Order 36 and C3×A4C_{3}\times A_{4}C3​×A4​ over any Finite Field.
    International Electronic Journal of Algebra, 32 (2022), pp. 176–191.
    DOI: 10.24330/ieja.1077623.
    ISSN: 1306-6048. (Scopus, ESCI, Q3)

35. Srivastava, Nikita; Chandra, Harish; Bhatt, Suchi.
    The Structure of the Unit Group of a Group Algebra of a Group of Order 37.
    South East Asian Journal of Mathematics and Mathematical Sciences, 18(1) (2022), pp. 85–96.
    ISSN: 0972-7752. (Scopus, Q4)

36. Bhatt, Suchi; Chandra, Harish.
    Unit Groups of Group Algebras on Certain Quasidihedral Groups.
    Surveys in Mathematics and its Applications, 17 (2022), pp. 357–366.
    ISSN: 1843-7265. (Scopus, Q3)

2021

37.  Bhatt, Suchi; Chandra, Harish.
Structure of Unit Group of FqD60F_q D_{60}Fq​D60​.
Asian-European Journal of Mathematics, 14(5) (2021), 2150075.
DOI: https://doi.org/10.1142/S1793557121500753.
ISSN: 1793-7183. (Scopus, ESCI, Q3)

38. Bhatt, Suchi; Chandra, Harish.
    Unit Groups of Group Algebras of Abelian Groups of Order 32.
    Proyecciones (Antofagasta), 40(5) (2021), pp. 1341–1356.
    ISSN: 0716-0917. (Scopus, Q3)

2020

39.  Bhatt, Suchi; Chandra, Harish; Sahai, Meena.
Group Algebras of Lie Nilpotency Index 14.
Asian-European Journal of Mathematics, 13(5) (2020), 2050088.
DOI: https://doi.org/10.1142/S1793557120500886.
ISSN: 1793-7183. (Scopus, ESCI, Q3)

40. Bhatt, Beena; Chandra, Harish.
    Relationship Between Rising Phase of Solar Cycle 23rd and 24th with Respect to Geoeffectiveness.
    Advances in Science, Engineering and Medicine, 12 (2020), pp. 70–74.
    DOI: https://doi.org/10.1166/asem.2020.2518.
    ISSN: 2164-6627.

41. Bhatt, Suchi; Chandra, Harish.
    Modular Group Algebras with Small Upper Lie Nilpotency Index.
    Advances in Science, Engineering and Medicine, 12 (2020), pp. 108–111.
    DOI: https://doi.org/10.1166/asem.2020.2517.
    ISSN: 2164-6627.

2018

42.  Chandra, Harish; Bhatt, Beena.
Solar Flares Associated Coronal Mass Ejection Accompanied with DH Type II Radio Burst in Relation with Interplanetary Magnetic Field, Geomagnetic Storms and Cosmic Ray Intensity.
New Astronomy, 60 (2018), pp. 22–32.
DOI: https://doi.org/10.1016/j.newast.2017.10.001.
ISSN: 1384-1092. (SCI, Q2, IF: 2.1)

2017

43.  Bhatt, Beena; Chandra, Harish.
Solar Flare Associated Coronal Mass Ejections Causing Geo-Effectiveness and Forbush Decreases.
Astrophysics and Space Science, 362 (2017), Article 41.
DOI: https://doi.org/10.1007/s10509-017-3024-0.
ISSN: 0004-640X. (SCI, Q3)

44. Verma, A.; Chandra, H.
    Generalization of Mittag-Leffler Function and Its Properties.
    GANITA, 67(1) (2017), pp. 79–88.
    ISSN: 0046-5402. (UGC Care)

2016

45.  Bhatt, B.; Prasad, L.; Chandra, H.; et al.
Solar Flares Associated Coronal Mass Ejections in Case of Type II Radio Bursts.
Astrophysics and Space Science, 361 (2016), Article 265.
DOI: https://doi.org/10.1007/s10509-016-2857-2.
ISSN: 0004-640X. (SCI, Q3)

2014

46.  Chandra, H.; Sahai, M.
Strongly Lie Nilpotent Group Algebras of Class at Most 7.
Journal of Algebra and Applications, 13(7) (2014), 1450044.
ISSN: 0219-4988. (SCI, Q2)

2013

47.  Chandra, H.; Sahai, M.
On Group Algebras with Unit Groups of Derived Length Three in Characteristic Three.
Publicationes Mathematicae Debrecen, 82(3–4) (2013).
ISSN: 0033-3883. (SCI, Q3)

2012

48.  Chandra, H.; Sahai, M.
Lie Solvable Group Algebras of Derived Length Three in Characteristic Three.
Journal of Algebra and Applications, 11(5) (2012), 1250098.
ISSN: 0219-4988. (SCI, Q2)

2010

49.  Chandra, H.; Sahai, M.
Group Algebras with Unit Groups of Derived Length Three.
Journal of Algebra and Applications, 9(2) (2010), pp. 305–314.
ISSN: 0219-4988. (SCI, Q2)

International (Conference)

1.      2023 Gupta, D.S., Soni, L., Chandra, H. (2023). Quantum-defended Digital Signature on Lattice for IoT-enabled Systems. In: Misra, R., Rajarajan, M., Veeravalli, B., Kesswani, N., Patel, A. (eds) Internet of Things (IoT): Key Digital Trends Shaping the Future. ICIoTCT 2022. Lecture Notes in Networks and Systems, vol 616. Springer, Singapore. https://doi.org/10.1007/978-981-19-9719-8_26 (Book Chapter). (SCImago, Scopus).  (ISSN No. 2367-3389)

2.      2025- Singh, A., Chandra, H., Rana, S. SIS-Based Signature Schemes and Their Countermeasures: From Vulnerability to Vigilance. In: Mesnager, S., Stănică, P., Debnath, S.K. (eds) Security and Privacy. ICSP 2024. Communications in Computer and Information Science, vol 2489. Springer, Cham. https://doi.org/10.1007/978-3-031-90587-2_1 (SCImago, Scopus).

3.      2025- Lacchita Soni, Harish Chandra and Daya Sagar Gupta, Lattice-Based Authentication Scheme for Smart Agriculture System,  Proceedings of International Conference on Network Security and Blockchain Technology. ICNSBT 2024. Lecture Notes in Networks and Systems, vol 1158. Springer, Singapore. https://doi.org/10.1007/978-981-97-8051-8_12  .(Scopus)

4.      2025- P. Tripathi, H. Chandra, and Ramkeval, "Network Malaria Model on Account of Wide Communication," 2024 International Conference on IoT, Communication and Automation Technology (ICICAT), Gorakhpur, India, 2024, pp. 1507-1511, doi: 10.1109/ICICAT62666.2024.10923044. 

5.      2025- P. Tripathi, H. Chandra, R. Keval, A. Kesarvani, and K. Singh, "IoT based malaria website model using Digital Binary Code: A Mathematical Study," 2024 International Conference on IoT, Communication and Automation Technology (ICICAT), Gorakhpur, India, 2024, pp. 1671-1676, doi: 10.1109/ICICAT62666.2024.10923427.  

INVITED TALKS / EXPERT LECTURES

2025

1. Delivered an Expert Lecture on “Turnitin Software for New Faculty Members” in a two-week Faculty Induction Programme, organized by Madan Mohan Malaviya University of Technology (MMMUT), Gorakhpur, April 07–27, 2025 (April 22, 2025).

2. Delivered an Expert Lecture on “Security Protocol” in a two-week Faculty Induction Programme, organized by MMMUT Gorakhpur, April 07–27, 2025 (April 17, 2025).

2022

3. Delivered an Invited Talk on “Scientific Typesetting” in one-week FDP on Modern Research Methods and Analytical Tools (MRMAT-2022), organized by Department of Humanities and Management Science, MMMUT Gorakhpur, December 05–09, 2022 (December 08, 2022).

4. Delivered an Invited Talk on “Creating a Presentation with LaTeX” in one-week FDP on Recent Advances in Applied Mathematics using Mathematical Tools (RAAMMT-2022), organized by Department of Mathematics and Scientific Computing, MMMUT Gorakhpur, December 14–18, 2022 (December 14, 2022).

5. Delivered an Invited Talk on “LaTeX: Scientific Document Preparation System” in one-week workshop on Scientific Computing in Mathematical Sciences, organized by Department of Mathematics and Statistics, DDU Gorakhpur University, March 23–28, 2022 (March 27, 2022).

2021

6. Delivered a Talk on “Documentation with LaTeX” in one-week FDP on Mathematical Tools and Recent Advances in Applied Mathematics (MTRAAM-2021), organized by MMMUT Gorakhpur (AICTE-ATAL Sponsored), August 16–20, 2021.

7. Delivered a Talk on “An Introduction to SciLab” in Seven Days Online Workshop on Research Methodology in Mathematical Sciences, organized by Department of Mathematics and Statistics, DDU Gorakhpur University, July 04–10, 2021 (July 08, 2021).

2020

8. Delivered a Talk on “LaTeX: A Document Preparation and Typesetting System” in Guru Dakshata (Faculty Induction Programme), organized by HRD Center, University of Lucknow, November 25, 2020.

9. Delivered a Talk on “Typesetting with LaTeX” in Refresher Course on Mathematics, Statistics, Computer Science & Astronomy, HRD Center, University of Lucknow, February 17–29, 2020 (February 29, 2020).

10. Delivered a Talk on “A Note on the Structure of Unit Groups of Certain Group Algebras” in 2nd National Conference on Recent Trends in Mathematics and Applications, organized by SRMU Lucknow, January 30–31, 2020.

2019

11. Delivered a Talk on “Linear Algebra and Matrix Theory” at DDU NPG College, Gorakhpur, September 30, 2019.

12. Delivered a Talk on “Modular Group Algebras with Lie Nilpotency Indices” in National Conference on Recent Trends in Mathematics and Applications, SRMU Lucknow, February 21–22, 2019.

13. Delivered a Talk on “Presentation with LaTeX” in Refresher Course on Mathematics, Statistics, Computer Science & Astronomy, HRD Center, University of Lucknow, January 02–23, 2019 (January 22, 2019).

14. Delivered a Talk on “LaTeX Typesetting” in Refresher Course on Mathematics, Statistics, Computer Science & Astronomy, HRD Center, University of Lucknow, January 02–23, 2019 (January 14, 2019).

2018

15. Delivered a Talk on “LaTeX and Typesetting” in one-week Short Term Course on Research Methodology and Statistics, organized by MMMUT Gorakhpur, October 24–30, 2018.

2016

16. Delivered an Invited Talk on “Study of Nilpotency Class of Group Algebras” in National Conference on Topological Algebra & Analysis, organized by Government Gandhi Memorial Science College, Jammu, February 18–19, 2016.

2014

17. Delivered an Invited Talk on “LaTeX” in Refresher Course on Mathematics, Statistics, Computer Science & Astronomy, HRD Center, University of Lucknow, February 14 – March 07, 2014 (March 03, 2014).

18. Delivered an Invited Talk on “LaTeX” in Refresher Course on Mathematics, Statistics, Computer Science & Astronomy, HRD Center, University of Lucknow, February 14 – March 07, 2014 (February 28, 2014).

2012

19. Delivered an Invited Talk on “A Study of Lie Solvable Group Algebras of Derived Length Three” in National Conference on Algebra, Analysis and Their Applications, Government MAM College, Jammu, August 18–19, 2012.

2011

20.  Delivered a Talk on “LaTeX and Its Applications” during National Workshop participation (Bhaskaracharya Pratishthana, Pune, 2011).

WORKSHOP ATTENDED

2026

1. Attended a one-week workshop on “Exploring Generative AI and Blockchain in IoT”, organized by Department of ITCA, MMMUT, February 02–06, 2026.

2. Attended a one-week workshop on “Evolving Cryptographic Paradigms: From Classical to Post-Quantum Cryptography”, organized by MANIT Bhopal, January 27–31, 2026.

2025

3. Attended a one-week short-term course on Research Methodology, organized by UGC-MMTTC in collaboration with the Department of Statistics, Patna University, Patna, March 17–22, 2025, and secured Grade A.

2024

4. Attended a one-week National Level Online Faculty Development Programme on Outcome Based Education and Application of Generative AI in Teaching and Research, organized by IQAC, Gauhati University in association with IPSR Solutions Limited, April 17–24, 2024, and secured Grade A.

2023

5.      Attended a one-week online workshop on Advanced Statistical Data Analysis using SPSS, organized by Uttar Pradesh University of Medical Sciences and Science Tech Institute, Lucknow, January 21–27, 2023.

2022

6.      Attended a two-week online refresher course in Mathematics, organized by UGC-HRDC, University of Allahabad, November 02–15, 2022, and obtained Grade A.

7. Attended a one-week online Faculty Development Programme on Examination Reform, jointly organized by AICTE, New Delhi and MMMUT Gorakhpur, March 26–30, 2022.

2021

8.      Attended a two-week online refresher course in Mathematics, organized by Department of Mathematics, Ramanujan College, University of Delhi, March 16–30, 2021.

9. Completed a 16-week ARPIT (Annual Refresher Programme in Teaching) course on Pedagogical Innovations and Research Methodology for CAS promotion through SWAYAM, December 01, 2020 – March 31, 2021.

2020

10.  Attended a two-week Faculty Development Programme on Advanced Concepts for Developing MOOCs, organized by Teaching Learning Centre, Ramanujan College, University of Delhi (MHRD PMMMNMTT), July 02–17, 2020.

11. Attended a one-week short-term course on Nascent Research Methods, Challenges and Various Analytical Tools and Techniques, organized by Department of Humanities and Management Science, MMMUT Gorakhpur (TEQIP-III in collaboration with SVNIT Surat), June 24–29, 2020.

12. Attended a one-week pedagogical training programme on Curriculum Design, Delivery and Assessment for Outcome-Based Education, organized by IQAC, MMMUT Gorakhpur, May 11–16, 2020.

13. Completed a 12-week AICTE approved FDP course on Transform Calculus and its Applications in Differential Equations through NPTEL, January–April 2020.

14. Completed a 12-week AICTE approved FDP course on Mathematical Methods and its Applications through NPTEL, January–April 2020.

15. Attended a one-week short-term training programme on Research Methods and Data Analysis using SPSS & AMOS, organized by MMMUT Gorakhpur, January 27–31, 2020.

2019

16.  Completed an 8-week AICTE approved FDP course on Modern Algebra through NPTEL, July–November 2019.

17. Completed an 8-week AICTE approved FDP course on Introduction to Abstract and Linear Algebra through NPTEL, July–November 2019.

18. Attended a one-week short-term training programme on Data Analytics and IoT, organized by MMMUT Gorakhpur, November 04–08, 2019.

19. Attended a one-week Faculty Development Programme on ICT in Advanced Teaching and Learning for Academicians: A Gateway to Excellence, organized by NIT Patna & MMMUT Gorakhpur, October 14–18, 2019.

20. Attended a 5-day workshop on LaTeX and Its Applications, organized by MMMUT Gorakhpur, March 11–15, 2019.

2018

21.  Attended a one-week short-term course on Research Methodology and Statistics, organized by MMMUT Gorakhpur, October 24–30, 2018.

2017

22.  Attended a 28-day Orientation Programme at Academic Staff College, DDU University, Gorakhpur, May 20 – June 16, 2017.

2016

23.  Participated in a one-week National Workshop on Faculty Development for Improved Competencies on Entrepreneurship, MMMUT Gorakhpur, February 12–16, 2016.

2015

24.  Attended a one-week workshop on LaTeX and Allied Topics, Academic Staff College, University of Lucknow, October 27 – November 02, 2015.

25. Participated in a one-week TEQIP-II sponsored short-term course on Basic Pedagogy Training on Outcome-Based Education, June 12–16, 2015.

2011

26.  Attended a one-week workshop on LaTeX and Scilab, Bhaskaracharya Pratishthana, Pune, 2011, and presented a paper on LaTeX and its applications.

27. Attended a one-week workshop on Computer Algebra Systems (CAS), Bhaskaracharya Pratishthana, Pune, January 27–31, 2011.

2010

28.  Attended a one-week workshop on LaTeX and PSTricks, Bhaskaracharya Pratishthana, Pune, November 22–26, 2010.

PAPER PRESENTATIONS

2025

1. Presented a Paper on “Public Key Encryption and Signature Schemes with Smaller Key Size” in the 91st Annual Conference of the Indian Mathematical Society (International Meet), held at University of Lucknow, December 26–29, 2025.

2. Presented a Paper by Sakshi Pathak on “An Efficient ECC-Based Key Exchange Protocol for Secure Multi-User Communication” in the 3rd International Conference on Recent Trends in Mathematical Sciences (ICRTMS-2025), organized by Himachal Ganita Parishad at Himachal Pradesh University, Shimla, May 10–11, 2025.

3. Presented a Paper by Kshama Yadav on “On the Structure of Unit Group of Some Finite Group Algebra and Their Normal Complement” in the 3rd International Conference on Recent Trends in Mathematical Sciences (ICRTMS-2025), organized by Himachal Ganita Parishad at Himachal Pradesh University, Shimla, May 10–11, 2025.

2024

4. Presented a Paper on “An Efficient Undeniable Signature Scheme Based on Ring Learning with Error” in the International Conference on Recent Trends in Data Science (ICRTDS-2024), organized by St. Xavier’s College (Autonomous), Palayamkottai, Tamil Nadu, February 27–28, 2024.

5. Presented a Paper on “On the Structure of Unit Groups of the Group Algebra of Non-Abelian Groups of Order 36” in the 2nd International Conference on Evolution in Pure & Applied Mathematics (ICEPAM-2024), organized by Akal University, Bathinda, Punjab, November 20–22, 2024.

6. Presented a Paper on “A Lightweight Identity-Based Encryption with Equality Test for Cloud Service” in the International Conference on Recent Trends in Data Science (ICRTDS-2024), jointly organized by St. Xavier’s College (Autonomous), Palayamkottai and North Bengal St. Xavier’s College, October 25–26, 2024.

2022

7. Presented a Paper on “On the Unit Group of Certain Finite Group Algebras” in SXC Centenary Year International Conference on Recent Developments in Pure and Applied Mathematics, St. Xavier’s College, Tirunelveli, July 19–21, 2022.

2021

8. Presented a Paper entitled “Groups of Units of Certain Finite Group Algebras” in the 4th International Conference on Frontiers in Industrial and Applied Mathematics (FIAM-2021), organized by SLIET Longowal, December 21–22, 2021.

9. Presented a Paper entitled “Unit Groups of Group Algebras of Abelian Groups of Small Order” in the Second International Workshop on Advanced Topics in Mathematics (ATM-2021), IIIT Naya Raipur, October 08–12, 2021.

2018

10. Presented a Paper on “A Note on the Derived Length of Solvable Group Algebras” in International Conference on Algebra and Continuum Mechanics, Himachal Pradesh University, Shimla, November 23–25, 2018.

11. Presented a Paper on “A Note on Group Algebras of Small Nilpotency Indices” in National Conference on Recent Trends in Mathematics, University of Lucknow, November 10–11, 2018.

12. Presented a Paper in International Conference on Algebra and Applied Analysis (ICAAA-2018), Integral University, Lucknow, August 09–11, 2018.

13. Presented a Paper on “Lie Nilpotent Group Algebras of Index 14” in International Conference on Emerging Trends in Physical Sciences, Dr. RML Awadh University, Faizabad, April 13–15, 2018.

2017

14. Presented a Paper in National Conference on Mathematical Analysis and Applications, University of Lucknow, November 18–19, 2017.

2015

15. Presented a Paper on “Study of Derived Length of Group Algebras” in One Day Symposium on LaTeX and Allied Topics, HRD Centre, University of Lucknow, November 01, 2015.

16. Presented a Paper on “Study of Unit Group Algebras of Derived Length 3” in International Conference on Recent Trends in Mathematics, University of Allahabad, July 10–12, 2015.

2013

17. Presented a Paper on “Strongly Lie Nilpotent Group Algebras of Class at Most” in Seminar on Frontier Areas of Mathematics, University of Lucknow, August 24, 2013.

18. Presented a Paper on “On Group Algebras with Unit Groups of Derived Length Three in Characteristic Three” in National Conference on Mathematics, University of Lucknow, March 24, 2013.

2012

19. Presented a Paper on “Group Algebras with Unit Groups of Derived Length Three” in National Conference on Recent Advances in Mathematics (NCRAM-2012), University of Lucknow, February 02–04, 2012.

2011

20. Presented a Paper on “LaTeX and Its Application” in Workshop on LaTeX and SciLab, University of Lucknow, November 22–26, 2011.

21. Presented a Paper on “History of Algebraic Geometry” in 3rd National Symposium on Modern Trends in Differential Geometry and Mathematical Modelling in Biosciences, University of Lucknow, January 15–16, 2011.

2008

22. Presented a Paper on “Group Rings and Its Unit Group Algebras” in National Conference on Mathematics, University of Lucknow, December 22–23, 2008.

SHORT-TERM COURSES/CONFERENCES ORGANIZED

2025

1. Served as a Session Chair in the IEEE International Conference on Interdisciplinary Approaches in Technology and Management for Social Innovation – IATMSI-2026,  held during 12-14 March 2026  at ABV-IIITM Gwalior, Madhya Pradesh, India.

2. Served as Organizing Secretary of the International Conference on Recent Advances in Mathematics & its Evolution in Engineering (ICRAMEE–2025), held during December 06–07, 2025.

2024

3. Served as Organizing Secretary of a One-Day Seminar on “Bhartiya Gyan Prampara ka Vikshit Bharat mein Yogdan”, jointly organized by MMM University of Technology and Bhartiya Shikshan Mandal, October 13, 2024.

4. Served as Convener of Research Scholar Day (RSD-2024), organized by Department of Mathematics and Scientific Computing, MMMUT Gorakhpur, March 14, 2024.

2022

5. Served as Convener of One-Week Faculty Development Programme on “Recent Advances in Applied Mathematics using Mathematical Tools (RAAMMT-2022)” under AICTE-MMMUT MoU Activities, organized by Department of Mathematics and Scientific Computing, MMMUT Gorakhpur, December 14–18, 2022.

2021

6. Served as Session Chair in the 4th International Conference on Frontiers in Industrial and Applied Mathematics (FIAM-2021), organized by SLIET Longowal in association with Forum of Industrial and Applied Mathematics, December 21–22, 2021.

7. Served as Coordinator of One-Week Online Faculty Development Programme on “Mathematical Tools and Recent Advances in Applied Mathematics (MTRAAM-2021)” (Sponsored by AICTE Training and Learning Academy – ATAL), organized by MMMUT Gorakhpur, August 16–20, 2021.

2020

8. Served as Organizing Secretary of 5-Day National Workshop on “Mathematical Tools and Recent Advances in Mathematics (MTAM-2020)”, organized by Department of Mathematics and Scientific Computing, MMMUT Gorakhpur, September 21–25, 2020.

9. Served as Coordinator of Webinar on “Mathematical Modelling and Spread of COVID-19”, organized by Department of Mathematics and Scientific Computing, MMMUT Gorakhpur, May 16, 2020.

2019

10. Served as Coordinator of Two-Day National Conference on “Recent Advances in Mathematics and Scientific Computing (RAMSC-2019)”, organized by MMMUT Gorakhpur, April 05–06, 2019.

11. Served as Organizing Secretary of Two-Day National Conference on “Smart Materials, Devices and Sustainable Technologies (SMDST-2019)”, organized by MMMUT Gorakhpur, March 15–16, 2019.

2018

12. Served as Convener of Research Scholar Day (RSD-2018), organized by Department of Applied Science, MMMUT Gorakhpur, December 17, 2018.

13. Served as Convener of Two-Day National Conference on “Recent Advances in Pure and Applied Mathematics”, organized by Department of Applied Science, MMMUT Gorakhpur, April 12–13, 2018.

2017

14. Served as Convener of Research Scholar Day (RSD-2017), organized by Department of Applied Science, MMMUT Gorakhpur, December 12, 2017.

2016

15. Served as Deputy Coordinator of One-Week Short Term Course on “Emerging Trends in Material Sciences (STCETMS-2017)”, MMMUT Gorakhpur, March 23–29, 2017.

16. Served as Deputy Coordinator of One-Week Short Term Course on “Application of Physical Sciences in Engineering and Technology (STCAPSET-2016)”, MMMUT Gorakhpur, July 02–08, 2016.

17. Served as Organizing Secretary of Two-Day National Conference on “Recent Trends in Mathematical Sciences (NCRTMS-2016)”, MMMUT Gorakhpur, April 12–13, 2016.

2015

18. Served as Deputy Coordinator of One-Week Short Term Course on “Mathematical Methods in Science and Technology (STCMMST-2015)”, MMMUT Gorakhpur, December 15–19, 2015.

ONLINE COURSES / CERTIFICATIONS

2020

1. Successfully completed a 16-week AICTE approved Annual Refresher Programme in Teaching (ARPIT) on “Pedagogical Innovations and Research Methodology”, conducted through SWAYAM, with proctored examination conducted by National Testing Agency (NTA), 2020.

2. Successfully completed a 12-week AICTE approved online course (Elite Certificate) on “Transform Calculus and its Applications in Differential Equations”, through SWAYAM, 2020.

3. Successfully completed a 12-week AICTE approved online course (Elite Certificate) on “Mathematical Methods and its Applications”, through SWAYAM, 2020.

2019

4. Successfully completed an 8-week AICTE approved online course (Elite Certificate) on “Modern Algebra”, through SWAYAM, 2019.

5. Successfully completed an 8-week AICTE approved online course (Elite Certificate) on “Introduction to Abstract and Linear Algebra”, through SWAYAM, 2019.

ADMINISTRATIVE / UNIVERSITY RESPONSIBILITIES

2023 – 2025

1.    Vice-Chairman, Council of Student Activities, MMMUT Gorakhpur

2023- till date

2.    Additional Controller of Examination, MMMUT Gorakhpur.

3.    Officer-in-Charge (O/C) Security, MMMUT Gorakhpur.

2021 – Present

4.        Member, EDP Cell, MMMUT Gorakhpur.

2020 – 2025

5.        Faculty In-Charge, Cultural Sub-Council (Council of Student Activities), MMMUT Gorakhpur.

6.        Officer-in-Charge (O/C) Badminton (Council of Student Activities), MMMUT Gorakhpur.

2020 – 2024

7.        Warden, Tagore Hostel, MMMUT Gorakhpur.

2020 – 2023

8.        In-Charge, Horticulture & Housekeeping, MMMUT Gorakhpur; also served as Member Secretary, Campus Development Cell (CDC).

2018 – 2022

9.        Member Secretary, University Academic Reform Committee (UARC), MMMUT Gorakhpur.

2017 – 2024

10. Officer-in-Charge (O/C) Guest House, MMMUT Gorakhpur.

2017 – 2022

11. Joint Controller of Examination, MMMUT Gorakhpur.

2017 – 2021

12. Member, Women’s Grievance Redressal Cell, MMMUT Gorakhpur.

2017 – 2020

13. Warden, Sarojini Hostel, MMMUT Gorakhpur.

14. Member, Cultural Society, MMMUT Gorakhpur.

2017 – 2018

15. Warden, Tilak Hostel, MMMUT Gorakhpur.

16. Member, Steering Committee, MMMUT Gorakhpur.

2017 to till date

17. Member, ITRC Management Committee, MMMUT Gorakhpur.

2016 – 2022

18. Assistant Centre Superintendent (Examinations), MMMUT Gorakhpur.

2015 – 2024

19. Member, Library Affairs Committee, MMMUT Gorakhpur.

2015 – 2021

20. Deputy Officer-in-Charge (Dy. O/C) Timetable, MMMUT Gorakhpur.

2015 – 2017

21.      Officer-in-Charge (O/C) Lawn Tennis, MMMUT Gorakhpur.

SUBJECTS TAUGHT

1. BAS-01: Engineering Mathematics I

2. BAS-07: Engineering Mathematics II

3. BAS-23: Engineering Mathematics IV

4. BAS-24: Applied Computational Mathematics

5. BAS-29: Numerical Methods

6. MAS-112: Advanced Engineering Mathematics

7. MMS-102: Linear Algebra and Matrix Theory

8. MMS-108: Abstract Algebra

9. MMS-202: Theory of Computing

MEMBERSHIP OF PROFESSIONAL BODIES

2017

1. Life Member, Vigyan Parishad, Lucknow.

2. Life Member, Allahabad Mathematical Society.

3. Life Member, Indian Mathematical Society.

2012

4. Member, Indian Science Congress.

2008

5. Life Member, Bharat Ganita Parishad.

Design of new curricula and courses

A. M.Sc.

1.  Linear Algebra and Matrix Theory (MMS-102)                           Credit: 4

2.  Advanced Algebra (MMS-108)                                                    Credit: 4

3.  Theory of Computing (MMS-202)                                               Credit: 4

4.  Number Theory and Cryptography (MMS-205)                     Credit:4

5.  Computing Tools (MMS-204)                                                      Credit: 2

6.  Integral Equations and Partial Differential Equations (MMS-123)  Credit:3

7.  Mathematical Methods (MMS-131)                                             Credit:3

8.  Rings and Module (MMS-221)                                                    Credit:3

9.  Mathematical Foundation of Artificial Intelligence (MMS-223) Credit: 3

B.   B.Tech. (UG program) as per NEP

1.                                Calculus and Linear Algebra (BSM-101)                                   Credit: 4

2.                                Ordinary and Partial Differential Equations (BSM-152)           Credit: 4

3.                                Linear Algebra and Differential Equations (BSM-104)             Credit: 4

4.                                Complex Analysis and Numerical Methods (BSM-201)            Credit: 4

5.                                Applied Computational Methods (BSM-204)                            Credit: 5

6.                                Numerical Methods (BSM-252)                                                 Credit: 4

7.                                Numerical Techniques (BSM-254)                                        Credit: 4   

Development of e-Content in 4 quadrants for a complete course/e-book

1.  Complete module of Engineering Mathematics -I

2.  Complete module of Engineering Mathematics -II

3.  Complete module of Engineering Mathematics -IV

Projects 

1. Study of Derived Length and Nilpotency Class of Group Algebras, DST(SERB) New Delhi, 2017-2020 ( Rs. 5.45 Lac)

Ph. D. Supervision 

Awarded 

1. Ms. Suchi Bhatt ( Title: Study of Lie Properties of Group Algebras and their Unit Groups) (Awarded September 03, 2021).

2. Lacchita Soni (Reg. No. 2020088003): Design of Secure Post-Quantum Cryptographic Schemes with Applications (August 14, 2025).

3. Akanksha Singh (Reg. No. 2020088001): Design and Analysis of Cryptographic Protocols from Classical to Post-Quantum Cryptography (August 23, 2025).

Submitted: 

1. Ms. Deeksha Upadhyay (Reg. No. 2021088002, Title: Units of Certain Group Algebras and the Normal Complement Problem, January 10, 2026)

2. Ms. Padmaja Tripathi (Reg. No. 2020088004, Title: Mathematical Modeling: Control and Forecasting of Infectious Diseases, January 10, 2026) 

Ongoing

1. Ms. Sujata Singh (2022--)

2. Mr. Mukul Bhatt (2025--)

M.Sc. Dissertation 

Awarded

1. Ms. Nikita Srivastava (Structure of Group Algebras of Units of Certain Finite Group Algebras)

2. Mr. Kuldeep Singh (Classification of Modular Group Algebras with small Lie Nilpotency Indices)

3. Mr. Divyanshu Srivastava (Unit Group Structure of commutative group algebras over finite fields)

4. Mr.  Ashustosh Mishra (The strongly Upper Lie Nilpotency Indices of Modular Group Algebras)

5. Mr. Vikrant Rai (Roll. No. 2020083007, Cryptography using Generalized Hessenberg Matrices with Affine-Hill Cipher) 

6. Ms. Jagriti Tripathi (Roll. No. 2020083003, A new Approach of Classical Hill Cipher in Public Key Cryptography by using orthogonal Matrix).

7.  Mr. Abhishek Kumar (Roll No. 2021083001, A new encryption scheme based on Legendre's transform.)

8. Mr. Snagam Tripathi ( Roll No. 2021083006, Strong key generation through LU decomposition of complete graph matrix for secure encryption). 

9.  Arvind Kumar Patwa ( Roll. No.: 2022083003, Cryptography). A new Encryption Scheme based on Sawi -Elzaki Transform 

10. Disha (Roll. No.  2022083004, Cryptography), An Encryption and Decryption Technique using planer graph with self-invertible matrix

11.  Jyoti Panchal ( Roll. No. 2022083005, Cryptography), A new public Key Cryptography using Generalized Fibonacci  Matrices

12.  Md. Arif Alam (Roll. No. 2022083006, Cryptography), Data Encryption and Decryption using Elzaki transform

13.  Pragati Chaturvedi ( Roll. No. 2022083009, Cryptography), A new Encryption Scheme based on Kamal and Mohand Transform using ASCII-value

14. Ms. Kshama Yadav (Reg. No. 2023113003):  On the Structure of the Unit Group of Some Finite Group Algebras and Their Normal Complements

15. Sakshi Pathak (Reg. No. 2023113005): An Efficient ECC-Based Key Exchange Protocol for Secure Multi-User Communication

Undergoing:

1. Ms. Rajani

2. Ms.  Nandini Giri

Subjects Taught

BAS 01      Engineering Mathematics I

BAS 07      Engineering Mathematics II

BAS 23      Engineering Mathematics IV

BAS 24      Applied Computational Mathematics

BAS 29      Numerical Methods

MAS 112   Advanced Engineering Mathematics

MMS-102 Linear Algebra and Matrix Theory

MMS-108 Abstract Algebra

MMS-202 Theory of Computing

Membership of Professional Bodies

2008-        Bharat Ganita Parishad

2012-        Indian Science Congress

2017-        Indian Mathematical Society

2017-        Allahabad Mathematical Society

2017-        Vigyan Parishad, Lucknow

Research papers published/ Accepted/Communicated(International)

Patents

1. Title: PORTABLE MATHEMATICS RESEARCH AND COMPUTATION SUPPORT DEVICE (Design Number: 475702-001, 03/10/2025)

2. Title: AN IMAGE PLAGIARISM DETECTION SYSTEM (Application Number: 202511114525 A, Publication Date: 09/01/2026). 

Publications

1. 2010 Chandra, H. and Sahai, M. Group algebras with unit groups of derived length three, J. Algebra Appl. 9 (2) (2010), 305-314 (Q2, SCI, IF: 0.76). (ISSN No. 02194988)

2. 2012 Chandra, H. and Sahai, M. Lie solvable group algebras of derived length three in characteristic three, J. Algebra Appl. 11 (5) (2012), 1250098 (12 pages)(Q2, SCI, IF: 0.76). (ISSN No. 02194988)

3. 2013 Chandra, H. and Sahai, M. On Group algebras with unit groups of derived length three in characteristic three, publ. Math. Debrecen, Vol 82 3-4(13) (2013). (Q3, SCI, IF: 0.69) (ISSN No. 00333883)

4. 2014 Chandra, H. and Sahai, M. Strongly Lie Nilpotent Group Algebras of Class at most 7, J. Algebra Appl. 13 (7) (2014), 1450044 (2014) [9 pages].(Q2, SCI, IF: 0.76) (ISSN No. 02194988)

5. 2016 Bhatt, B., Prasad, L., Chandra, H. et al. Solar flares associated coronal mass ejections in case of type II radio bursts, Astrophys Space Sci (2016) 361: 265. doi:10.1007/s10509-016-2857-2. (Q3, SCI, IF: 1.8) (ISSN No. 0004640X)

6. 2017 Beena Bhatt, Harish Chandra, Solar flare associated coronal mass ejections causing geo-effectiveness and Forbush decreases,  Astrophys Space Sci (2017) 362: 41.doi:10.1007/s10509-017-3024-0.(Q3, SCI, IF: 1.8) (ISSN No. 0004640X)

7. 2017 Verma A., Chandra H., Generalization of Mittag - Leffler Function and It’s Properties, GANITA, Vol. 67(1), 2017, 79-88. (UGC Care) (ISSN No. 0046-5402)

8. 2018 Harish Chandra, Beena Bhatt, Solar Flares associated Coronal Mass Ejection accompanied with DH type II radio burst in relation with interplanetary magnetic field, Geomagnetic storms and Cosmic Ray Intensity, New Astronomy, 60, 2018, 22-32. https://doi.org/10.1016/j.newast.2017.10.001(Q2, SCI, IF: 2.1). (ISSN No. 13841092)

9. 2020 Suchi Bhatt, Harish Chandra and Meena Sahai, Group algebras of Lie nilpotency index 14, Asian- European Journal of Mathematics, 13(05), 2050088 (2020),  doi:   https://doi.org/10.1142/S1793557120500886.(Q3, Scopus, ESCI, I. F. 0.5) (ISSN No. 17937183)

10. 2020 Beena Bhatt and Harish Chandra, Relationship Between Rising Phase of Solar Cycle 23rd and 24th with Respect to Geoeffectiveness, Adv. Sci. Eng. Med. 12, 70–74 (2020) https://doi.org/10.1166/asem.2020.2518. (ISSN No.  2164-6627)

11. 2020 Suchi Bhatt and Harish Chandra, Modular Group Algebras with Small Upper Lie Nilpotency Index, Adv. Sci. Eng. Med. 12, 108–111 (2020) https://doi.org/10.1166/asem.2020.2517  (ISSN No. 2164-6627)

12. 2021 Suchi Bhatt and Harish Chandra, Structure of Unit Group of F_q D_(60), Asian- European Journal of Mathematics, 14 (05), 2150075 (2021) https://doi.org/10.1142/S1793557121500753 . (Q3, Scopus, ESCI, I. F. 0.5) (ISSN No. 17937183)

13. 2021 Suchi Bhatt and Harish Chandra, Unit Groups of   group algebras of abelian groups of order 32, Proyecciones (Antofagasta) October 2021, Proyecciones (Antofagasta) 40(5):1341-1356. (Q3, Scopus) (ISSN No. 07160917)

14. 2022 Suchi Bhatt and Harish Chandra, A Note on Modular Group Algebras with Upper Lie Nilpotency Indices, Algebra and Discrete Mathematics, 33 (02), 2022, 1-20. (Q3, Scopus, ESCI, I.F. 0.3). ) (ISSN No.  17263255)

15. 2022 -Harish Chandra and Shivangani Mishra, The Group of Units of Group Algebras of Abelian Groups of Order 36 and $C_{3}\times A_{4}$ over any finite field, International Electronic Journal of Algebra, 32, 2022, 176-191, DOI: 10.24330/ieja.1077623.(Q3, Scopus, ESCI, I. F. 0.3). (ISSN No. 1306-6048)

16.  2022   Nikita Srivastava, Harish Chandra and Suchi Bhatt, The Structure of The Unit Group of A Group Algebra of A Group of Order 37, South East Asian Journal of Mathematics and Mathematical Sciences, 18(1), 85-96, 2022(Q4, SCOPUS). (ISSN No. 09727752)

17. 2022 Suchi Bhatt and Harish Chandra, Unit groups of group algebras on certain Quasidihedral groups, Surveys in Mathematics and its Application, 17 (2022), 357 – 366.(Q3, SCOPUS). (ISSN No. 18437265)

18. 2022-   Beena Bhatt and Harish Chandra, 23rd Solar Cycle: Solar Activity Parameters and Associated Forbush Decreases, Advances in Space Research, https://doi.org/10.1016/j.asr.2022.10.046 (Q1, SCI, IF: 2.8) (ISSN No.  02731137)

19. 2022  -Harish Chandra and Beena Bhatt, A comparison of Solar Cycle 23rd and 24th for Solar type II radio bursts associated with Coronal Mass Ejection in relation to interplanetary Features, Astrophysics and Space Science, 367, 128 (2022). https://doi.org/10.1007/s10509-022-04156-0   (Q3, SCI, IF: 1.8) (ISSN No. 0004640X)

20. 2023-    Lachhita Soni, Harish Chandra, Daya Sagar Gupta and Ram Keval, Quantum-Resistant Public-key Encryption and Signature Schemes with Smaller Key Sizes, Cluster Computing (Q1, SCI, I.F. 2.3) https://doi.org/10.1007/s10586-022-03955-y (ISSN No.13867857).

21. 2023-        Suchi Bhatt and Harish Chandra, On the Unit Group of Certain finite group algebras, Mapana – Journal of Sciences 2023, Vol. 22, Special Issue 1, 89-99, ISSN 0975-3303|https://doi.org/10.12723/mjs.sp1.8  (UGC-Care). (ISSN No.09753303)

22. 2023-  Harish Chandra, Kuldeep Singh, Suchi Bhatt Modular Group Algebra with upper Lie Nilpotency Index $11p-9$, Algebraic Structures and Their Applications, Vol. 11 No. 2 (2024) pp 115-130.  doi: 10.22034/AS.2023.17039.1440.(Q3, SCIMago, Scopus).  (ISSN No.24233447).

23. 2023-  Gupta, D.S., Soni, L., Chandra, H. (2023). Quantum-defended Digital Signature on Lattice for IoT-enabled Systems. In: Misra, R., Rajarajan, M., Veeravalli, B., Kesswani, N., Patel, A. (eds) Internet of Things (IoT): Key Digital Trends Shaping the Future. ICIoTCT 2022. Lecture Notes in Networks and Systems, vol 616. Springer, Singapore. https://doi.org/10.1007/978-981-19-9719-8_26 (Book Chapter). (SCImago, Scopus).  (ISSN No. 2367-3389)

24. 2023-        Diksha Upadhyay, Harish Chandra, on the normal complement problem of finite group algebra,  Asian-European Journal of Mathematics (AEJM), https://doi.org/10.1142/S1793557123502029  (Q3, Scopus, ESCI I. F. 0.5) (ISSN No. 17937183)

25. 2023-   Beena Bhatt and Harish Chandra, comparison of solar activity parameters and associated Forbush decreases in solar cycles 23 and 24, Solar Physics. https://doi.org/10.1007/s11207-023-02227-1 (2023,Q2, SCI, I. F. 2.7). (ISSN No. 00380938)

26. 2023-   Abhishek Kumar, Harish Chandra, Amit Kumar Barnwal and Dayashankar Singh, A new encryption scheme based on Legendre’s transform, Mathematics in Engineering, Science & Aerospace (MESA) 14 (4), 1099-1108. (Q4, Scopus, 2023). (ISSN No. 20413173)

27. 2023-   Akanksha Singh, Harish Chandra, Saurabh Rana, and Deepak Chhikara  " Blockchain-Based Authentication and Access Control Protocol for IoT", Multimedia Tools and Applications" https://doi.org/10.1007/s11042-023-17607-9 (2023, Q1, SCI, I.F. 3.0). (ISSN No. 1380-7501)

28. 2023-   Nikhil Srivastava, Amit K. Barnwal, Avinash Kumar Srivastava and Harish Chandra, A matrix technique based numerical treatment of a non-local singular boundary value problems, Mathematical Methods in the Applied Sciences https://doi.org/10.1002/mma.9809 (2023, Q1, SCI, IF: 3.0). ( ISSN No. 0170-4214)

29. 2024-  Lachhita Soni, Harish Chandra and  Daya Sagar Gupta, Post-quantum attack resilience blockchain-assisted data authentication protocol for smart healthcare system, Software: Practice and Experience, https://doi.org/10.1002/spe.3336  (Q2, SCI, I.F. 3.2). ). ( ISSN No. 1097-024X)

30. 2024-  Ashutosh Mishra, Harish Chandra and Suchi Bhatt, Group Algebras of Lie Nilpotency Index 15, Southeast Asian Bulletin of Mathematics (2024) 48: 259–271 (ESCI, I. F. 0.2). (ISSN No.  0129-2021)

31. 2024- Jyoti Panchal, Harish Chandra and Akanksha Singh, A New Public Key Cryptography Using Generalized Fibonacci Matrices, Surveys in Mathematics and its Applications, Volume 19 (2024), 301 – 316 (Q3, Scopus) (ISSN 1842-6298 (electronic), 1843-7265 (print).

32.  2024- Disha Gupta, Harish Chandra, and Lacchita Soni, An encryption and decryption technique using a planar graph with self-invertible matrix, MATHEMATICS IN ENGINEERING, SCIENCE AND AEROSPACE (MESA)  Vol. 15, No. 4, pp. 1335-1346, 2024 (Q4, Scopus).

33. 2025- Lacchita Soni, Harish Chandra and Daya Sagar Gupta, Lattice-Based Authentication Scheme for Smart Agriculture System,  Proceedings of International Conference on Network Security and Blockchain Technology. ICNSBT 2024. Lecture Notes in Networks and Systems, vol 1158. Springer, Singapore. https://doi.org/10.1007/978-981-97-8051-8_12  .(Scopus)

34. 2025- Akanksha Singh, Harish Chandra and saurabh Rana, A Robust Lattice Based Post-Quantum Three-Party Key Exchange Scheme for Mobile Devices, Concurrency and Computation: Practice and Experience, https://doi.org/10.1002/cpe.70036  (Q2, SCIE, IF 1.5) ISSN: 15320626, 15320634 .

35. 2025- P. Tripathi, H. Chandra, and Ramkeval, "Network Malaria Model on Account of Wide Communication," 2024 International Conference on IoT, Communication and Automation Technology (ICICAT), Gorakhpur, India, 2024, pp. 1507-1511, doi: 10.1109/ICICAT62666.2024.10923044. 

36. 2025- P. Tripathi, H. Chandra, R. Keval, A. Kesarvani, and K. Singh, "IoT based malaria website model using Digital Binary Code: A Mathematical Study," 2024 International Conference on IoT, Communication and Automation Technology (ICICAT), Gorakhpur, India, 2024, pp. 1671-1676, doi: 10.1109/ICICAT62666.2024.10923427.  

37. 2025- Akanksha Singh, Harish Chandra, and Saurabh Rana, An efficient and secure undeniable signature scheme based on Ring learning with error, International Journal of Ad Hoc and Ubiquitous Computing (Accepted, SCIE, IF=0.7).

38.  2025- Singh, A., Chandra, H., Rana, S. SIS-Based Signature Schemes and Their Countermeasures: From Vulnerability to Vigilance. In: Mesnager, S., Stănică, P., Debnath, S.K. (eds) Security and Privacy. ICSP 2024. Communications in Computer and Information Science, vol 2489. Springer, Cham. https://doi.org/10.1007/978-3-031-90587-2_1 (SCImago, Scopus).

39. 2025- Diksha Upadhyay and Harish chandra, Unit group of group algebras of non-abelian groups of order up to 30, Boletim da Sociedade Paranaense de Matemática (43), 1–17, 2025, doi:10.5269/bspm.76165  (Accepted, SCImago, Scopus, ESCI, IF=0.4). E-ISSN-2175-1188 ISSN-0037-8712.

40. 2025- Padmaja Tripathi, Harish Chandra and Ram Keval "ANALYSIS AND PREDICTION OF FUTURE MALARIA AND TYPHOID OUTBREAKS BASED ON TIME-VARYING CONTACT RATES : AN ARIMA APPROACH'' Journal of Applied Nonlinear Dynamics( Accepted, ESCI, SJR, Scopus).

41. 2025- Diksha Upadhyay and Harish chandra, Units group of semisimple group algebra of groups of order 36, Annales Mathematicae et Informaticae, DOI: 10.33039/ami.2025.10.014,  URL: https://ami.uni-eszterhazy.hu (ESCI, SJR, Scopus).

42.  2025- Padmaja Tripathi, Harish Chandra and Ram Keval, Optimal control of malaria with medicine and insecticide:A mathematical model, MATHEMATICSINENGINEERING, SCIENCE AND AEROSPACE (MESA) Vol. 16, No. 3, pp. 817-837, 2025. (Scopus, SJR).

43.  2025- Lachhita Soni, Harish Chandra, and Daya Sagar Gupta, LB-RFID: Provably Secure Post-quantum Authentication Protocol for RFID Devices in Resource-constrained IoT Environment, Wireless Personal Communications (Accepted, Q2, SCI, I.F. 2.1).

44. 2025-  Akanksha Singh, Harish Chandra, and Saurabh Rana, Lightweight Hybrid Lattice-Based Session Key  Agreement Protocol for Multimedia IoT, Annals of Telecommunications, https://doi.org/10.1007/s12243-025-01122-z (Accepted, SCI, Q2, I.F. 2.2).

45. 2025- Arvind Patwa, Harish Chandra, and Lachhita Soni, CRYPTOGRAPHY BASED ON SAWI-ELZAKI TRANSFORM, Palestine Journal of Mathematics, Vol 14 (Special Issue IV), (2025) , 216–223. (Q3, Scopus).

46.  2026- Lachhita Soni, Harish Chandra, and Daya Sagar Gupta , SmartAgri-IDQ: Quantum-Resistant Identity-Based Data Authentication Protocol for Smart Agriculture IoT" Security and Privacy, 2026; 9:e70189    https://doi.org/10.1002/spy2.70189, Security and Privacy (SCI. I.F. 2.1)

47. 2026- Diksha Upadhyay, Harish Chandra,  On the unit group of $ F_{q}SL(2,Z_{7})$ and it's normal complement, International Journal of Group Theory (Accepted, Q2, ESCI, IF 1.3, Scopus).

48. 2026- Sujata Singh and Harish Chandra, Identity-Based Encryption with Equality Test via Lattice-Based Programmable Hash Functions: A Resilient and Efficient Construction, Int. J. of Computational Science and Engineering (Accepted, Q3, ESCI, Scopus, I.F. 1.2)

49. 2026- Padmaja Tripathi, Harish Chandra, Ram Keval and Vinod Bania, Exploring the Co-dynamics of Malaria and Typhoid: An In-Depth Analysis of a Mathematical Model and Cost-effectiveness Optimal Control, Differential Equations and Dynamical Systems (Accepted, Q3, ESCI, Scopus, I.F. 0.9)

List of Conferences, Workshops organized/attended/paper presented

Work Shop Attended 

1. Attended a One week workshop on : National Workshop on LaTeX and PSTricks, Bhaskaracharya Pratishthana, Pune, November 22-26, 2010.

2. Attended a One week workshop on : National Workshop on Computer Algebra system (CAS), Bhaskaracharya Pratishthana, Pune, January 27-31, 2011.

3. Attended a One week workshop on : National Workshop on LaTeX and Scilaaemicejection2-26, 2011 and presented a paper on LaTex and its Application.

4. Participated in one week  TEQIP-II Sponsored  short term course on “Basic pedagogy training on objective and outcome based education system-transforming engineering education to match global needs” June 12-16 , 2015.

5. Attended a One week workshop on : National Workshop on LaTeX and Allied topics, Academic Staff College, University of Lucknow, Lucknow Oct. 27, 2015- Nov. 02, 2015.

6. Participated in one week National workshop on “Faculty Development for Improved Competencies on Entrepreneurship” M.M.M. University of Technology, Gorakhpur, 12-16 Feb. 2016.

7. Attended 28 days orientation programme in Academic staff College, DDU University, Gorakhpur from May 20, 2017- June 16, 2017.

8. Attended one week Short Term Course on Research Methodology and Statistics, organised by Department of Applied Science, MMM University of Technology, Gorakhpur, October 24-30, 2018

9. Attended a 5 Days  workshop on : National Workshop on LaTeX and Its Applications, Organised by Department of Computer Science and Engineering Science, MMM University of Technology, Gorakhpur, during March 11-15, 2019.

10. Attended a one week Faculty development programme on " ICT in Advance Teaching and Learning  for Academicians: A Gateway to Excellence" jointly organised by Electronics and ICT Academy, NIT Patna and department of Humanities and Management science, MMMUT Gorakhpur, India, during October 14-18, 2019. 

11. Attended a one week short term training programme on " Data Analytics and IOT"  organised department of computer science and engineering, MMMUT Gorakhpur, India, during November 4-8, 2019.

12. Completed 8 week AICTE approved FDP course on "Introduction to Abstract and Linear Algebra" through NPTEL during July - Nov. 2019.

13. Completed 8 week AICTE approved FDP course on "Modern Algebra" through NPTEL during July - Nov. 2019.

14. Attended a one week short term training programme on "Research Methods and Data Analysis Using SPSS & AMOS" organised by department of Humanities and Management science, MMMUT Gorakhpur, India, during January 27-31, 2020.

15.  Passed 12 week AICTE approved FDP course on "Mathematical Methods and its Applications" through NPTEL during Jan-Apr. 2020.

16. Passed 12 week AICTE approved FDP course on "Transform Calculus and its applications in Differential Equations" through NPTEL during Jan-Apr. 2020.

17. Attended one week Pedagogical training program on " Curriculum design, Delivery and Assessment for Outcome based Education" Organised by Internal Quality Assurance Cell(IQAC), M.M.M. University of Technology, Gorakhpur during May 11-16, 2020.

18. Attended  One week Short Term Course on Topic "Nascent Research Methods, Challenges and various Analytical Tools and Techniques" organized by Department of Humanities and Management Science, Madan Mohan Malaviya University of Technology, Gorakhpur Sponsored by TEQIP  III in collaboration with SVNIT Surat, Gujarat during June 24-29, 2020.

19. Attended two weeks Faculty Development programme on "Advanced Concepts for Developing MOOCS" organised by Teaching Learning Centre Ramanujan College, University of Delhi in association with Ministry of Human Resource Development, Pandit Madan Mohan Malaviya National Mission on Teachers and Teaching during July 02-July 17, 2020.

20. Passed 16-week ARPIT (Annual Refresher Programme in Teaching) course for Career Advancement Scheme (CAS) promotion on Pedagogical Innovations and Research Methodology held from 1st Dec 2020 to March 31, 2021 through Swayam.

21. Attended a Two-week online refresher course in “Mathematics" organized by "Department of Mathematics, Ramanujan College” from 16-30 March 2021.

22.  Attended an Online one-week Faculty Development Programme on “Examination Reform” Jointly organized by AICTE, New Delhi and and Madan Mohan Malaviya University of Technology, Gorakhpur  during 26-30 March, 2022 .

23. Attended a Two-week online refresher course in “Mathematics" organized by "UGC-HRDC, University of Allahabad from Nov. 02-15, 2022, and obtained grade A.

24. Attended a one-week online workshop on Advance Statistical Data Analysis using SPSS during Jan 21-27, 2023 organized by Uttar Pradesh Medical University of Medical Sciences and Science Tech Institute, Lucknow.

25. Attended a One -Week National level Online Faculty Development Program on Outcome Based Education and Application of Generative AI in Teaching and Research, organised by the Internal Quality Assurance Cell (IQAC) of Gauhati University, Assam in association with ipsr solutions limited from 17 April 2024 to 24 April 2024 and secured an A grade. 

26. Attended a one-week short-term Course on  Research Methodology organised by UGC-MMTTC in collaboration with the Department of Statistics, Patna University, Patna from 17 March 2025 to 22 March 2024 and secured grade A.

27. attended a one week workshop on Evolving Cryptographic Paradigms: From Classical to Post-Quantum Cryptography” will be conducted from January 27, 2026 to January 31, 2026 organised by MANIT BHopal.

Talk Delivered

1. 2012- Invited talk on: A study of Lie solvable group algebras of derived length three, National Conference on Algebra Analysis and Their Applications, Gov. MAM College Jammu, August 18-19, 2012.

2. 2014- Invited talk on LaTeX to the participants of the Refresher Course in Math’s, Statistics, Computer Science & Astronomy Scheduled from February 14 – March 07, 2014, HRD Center Lucknow University, Lucknow (February 28, 2014).

3. 2014- Invited Talk on LaTeX to the participants of the Refresher Course in Math’s, Statistics, Computer Science & Astronomy Scheduled from February 14 – March 07, 2014, HRD Center Lucknow University, Lucknow (March 3, 2014).

4. 2016- Invited talk on "Study of Nilpotency class of group Algebras in National Conference on Topological Algebra & Analysis" organized by Deptt. of Mathematics, Gov. Gandhi Memorial Science College Jammu, 18-19 Feb. 2016.

5. 2018- Deliver a talk on "LaTeX and Type setting "in one-week Short Term Course on Research Methodology and Statistics, organized by Department of Applied Science, MMM University of Technology, Gorakhpur, October 24-30, 2018.

6. 2019- Deliver a talk on "LaTeX Typesetting" in refresher Course on Maths, Statistics, Computer Science & Astronomy Scheduled from January 2, 2019 – January 23, 2019, HRD Center Lucknow University, Lucknow (January 14, 2019).

7. 2019-   Deliver a talk on "Presentation with LaTeX" in refresher Course on Maths, Statistics, Computer Science & Astronomy Scheduled from January 2, 2019 – January 23, 2019, HRD Center Lucknow University, Lucknow (January 22, 2019).

8. 2019-Deliver a talk on "Modular Group Algebras with Lie Nilpotency Indices" in the National conference on Recent Trends in Mathematics and Applications organized by faculty of Mathematical and statistical Sciences, SRMU, Lucknow during February 21-22, 2019.

9. 2019- Deliver a talk on " Linear Algebra and Matrix Theory" in DVNPG college, Gorakhpur on September30, 2019.

10. 2020- Deliver a talk on "A note on the structure of unit groups of certain group algebras" in the 2nd National conference on Recent Trends in Mathematics and Applications organised by faculty of Mathematical and statistical Sciences, SRMU, Lucknow during Jan 30- 31, 2020

11. 2020- Deliver a talk on "Typesetting with LaTeX" in refresher Course on Mathematics, Statistics, Computer Science & Astronomy(MD)   Scheduled from February 17, 2020

12. – February 29, 2020, HRD Center Lucknow University, Lucknow (February 29, 2020).

13. 2020 Deliver a talk on "LaTeX: A Document Preparation and Typesetting System" in Guru Dakshta (Faculty Induction Programme) organized by HRD Center Lucknow University, Lucknow (November 25, 2020).

14. 2021- Deliver a talk on “An Introduction to SciLab” in Seven Days Online Workshop on Research Methodology in Mathematical Sciences organised by Department of Mathematics and Statistics, Deen Dayal Upadhyaya Gorakhpur University, Gorakhpur- 273009 via virtual mode during July 4-10, 2021. (July 8, 2021)

15. 2021-   Deliver a talk on "Documentation with LaTeX" in one-week online Faculty development programme on Mathematical Tools and Recent Advances in Applied Mathematics(MTRAAM-2021) (Sponsored by AICTE Training and Learning AcademyATAL) Organized by Department of Mathematics and Scientific Computing, MMM University of Technology, Gorakhpur during August 16-20, 2021.

16. 2021- Invited talk on "LaTeX: Scientific Document Preparation System" in one week workshop on “Scientific Computing in Mathematical Sciences” during March 23-28, 2022 organized by Department of Mathematics and Statistics, DDU Gorakhpur University, Gorakhpur, UP INDIA (Dated: 27-03-2022).

17. 2022- Invited talk on "LaTeX: Scientific Document Preparation System" in one week workshop on “Scientific Computing in Mathematical Sciences” during March 23-28, 2022 organized by Department of Mathematics and Statistics, DDU Gorakhpur University, Gorakhpur, UP INDIA (Dated: 27-03-2022).

18. 2022- Invited Talk on " Scientific Typesetting" in one week ACITE-MMMUT MoU Activities faculty   Development programme  on "MODERN RESEARCH METHODS AND ANALYTICAL TOOLS (MRMAT-2022)"  organized by Department of Humanities and Management Science, MMMUT, Gorakhpur during December 05- 09, 2022. (December 08, 2022).

19. 2022- Invited Talk on "Creating a Presentation with LaTeX" in one week ACITE-MMMUT MoU Activities faculty Developement programe  on "Recent Advances in Applied Mathematics using Mathematical Tools (RAAMMT-2022)"  organized by Department of Mathematics and Scientific Computing MMMUT, Gorakhpur during December 14- 18, 2022. (December 14, 2022).

20.  2025- Expert Lecture, in two weeks “Faculty Induction Programme” on  "Turnitin’s Software for new faculty members" from 07/04/2025 to 27/04/2025, organized by Madan Mohan Malaviya University of Technology, Gorakhpur, UP, India. (April 22, 2025).

21. 2025- Expert Lecture, in two week “Faculty Induction Programme” from 07/04/2025 to 27/04/2025 on Security protocol for new faculty members organized by Madan Mohan Malaviya University of Technology, Gorakhpur, UP, India. (April 17, 2025).

Paper Presentation

1. Presented a paper on the History of Algebraic Geometry" in the 3rd National Symposium in Modern Trends in Differential Geometry and Mathematical Modelling in Bio-Sciences organized by the Department of Mathematics and Astronomy, University of Lucknow, Lucknow. January 15-16, 2008.

2. Presented a paper on "The Study of Derived Length and Nilpotency of Group Algebras " at the National Conference on Mathematics organized by the Department of Mathematics and Astronomy, University of Lucknow, Lucknow. December 22-23, 2008.

3. Presented a paper on "LaTeX and its Application" at the workshop on LaTeX and SciLab organized by the Department of Mathematics and Astronomy, University of Lucknow, Lucknow, November 22-26, 2011.

4. Presented a paper on Group algebras with unit groups of derived length three, National Conference on Recent Advances in Mathematics NCRAM-2012, University of Lucknow, Lucknow, February 2-4, 2012.

5. Presented a paper on A note on unit group algebras of derived length three in characteristic three, National Conference on Mathematics, Lucknow University, March 24, 2013.

6. Presented a paper on:” Strongly Lie nilpotent group algebras of class at most” Seminar on the frontier area of Mathematics, Lucknow University,  Aug 24, 2013.

7. Presented a paper on:  “Study of Unit Group Algebras of Derived Length 3” International conference in recent trends in Mathematics, University of Allahabad, July 10-12, 2015.

8. Presented a paper on the the Study of the derived length of group algebras, a one-day symposium on LaTeX and Allied Topics, HRD Center Lucknow University, Lucknow, Nov 1, 2015.

9. Presented a paper on "Recent results related to the derived length of unit group algebras" in the National Conference on Mathematical Analysis and Applications, Organized by the Department of Mathematics and Astronomy, Lucknow University, Lucknow from 18-19th Nov. 2017.

10. Presented a paper on "Lie Nilpotent Group Algebras of index 14" in the International Conference on Emerging Trends in Physical Sciences, organized by the Department of Mathematics,  RML Awadh University, Faizabad, April 13-15, 2018.

11. Presented a paper on "Recent Results in Nilpotent Group Algebras" in the the International Conference on Algebra and Applied Analysis(ICAAA-2018) on August 9-11, 2018, at Integral University, Lucknow, India.

12. Presented a paper on "A Note on Group Algebras of small Nilpotency Indices" in the National Conference on Recent Trends in Mathematics" Organized by the Department of Mathematics and Astronomy, Lucknow University, Lucknow from 10-11th Nov., 2018.

13. Presented a paper on "A Note on the derived length of solvable group Algebras" in the the International Conference on Algebra and Continuum Mechanics" Organized by the Department of Mathematics and Statistics, Himachal Pradesh University, Shimla from 23-25th Nov. 2018.

14. Presented a paper entitled “Unit groups of group algebras of Abelian Groups of small order” in the Second International Workshop on “Advanced Topics in Mathematics-2021”, organized by the Centre for Applied Mathematics, International Institute of Information Technology Naya Raipur, during October 08 - 12, 2021. 

15. Presented a paper entitled " Groups of Units of Certain Finite Group Algebras"  in the 4th  International Conference on Frontiers in Industrial and Applied Mathematics (FIAM-2021) organized by the Department of Mathematics SLIET, Longowal in association with Forum of Industrial and Applied Mathematics during December 21-22, 2021.

16. Presented a paper entitled "On the unit group of certain finite group algebras" in SXC Centenary Year- International Conference on Recent Developments in Pure and Applied Mathematics, organized by PG and Research Department of Mathematics, St. Xavier's College, Palayamkottai, Tirunelveli during July 19-21, 2022.

17. resented a Paper on “Cryptography Based oN Elzaki -Sawi Transform” at the International Conference on Applications of Mathematics in Data Science [ICAMD 2024], jointly organized by the Department of Data Science, St. Xavier’s College (Autonomous), Palayamkottai, Tamilnadu, India, and Department of Mathematics, North Bengal St. Xavier’s College, Rajganj, West Bengal, India, during 25th & 26th of October 2024.

18. Presented a Paper on “AN EFFICIENT UNDENIABLE SIGNATURE SCHEME BASED ON RING LEARNING WITH ERROR” at the International Conference on Recent Trends in Data Science [ICRTDS@2024], jointly organized by the Department of Data Science and Mathematics, St. Xavier’s College (Autonomous), Palayamkottai, Tamilnadu, India, during 27th & 28th of February 2024.

19. Presented a Paper on “On the structure of unit groups of the group algebra of non-abelian groups of order 36” at the 2nd International Conference on Evolution in Pure & Applied Mathematics (ICEPAM-2024) organized by the Department of Mathematics, Akal University, Talwandi Sabo, Bathinda, Punjab (India) during November 20-22, 2024.

20. Presented a Paper on “A LIGHTWEIGHT IDENTITY-BASED ENCRYPTION WITH EQUALITY TEST FOR CLOUD SERVICE” at the International Conference on Recent Trends in Data Science” [ICRTDS 2024], jointly organized by the Department of Data Science, St. Xavier’s College (Autonomous), Palayamkottai, Tamilnadu, India, and Department of Mathematics, North Bengal St. Xavier’s College, Rajganj, West Bengal, India, during 25th & 26th of October 2024.

21. Presented Paper by Sakshi Pathak on   "An Efficient ECC-Based Key Exchange Protocol for Secure Multi-User Communication by Sakshi Pathak, Harish chandra, and Lacchita Soni in the 3rd International Conference on Recent Trends in Mathematical Sciences (ICRTMS-2025) organized by the Himachal Ganita Parishad (HGP) at Himachal Pradesh University, Shimla on 10th-11th May, 2025. 

22. Presented Paper by Kshama Yadav on   "ON THE STRUCTURE OF UNIT GROUP OF SOME FINITE GROUP ALGEBRA AND THEIR NORMAL COMPLEMENT"  by Kshama Yadav, Harish chandra, and Diksha Upadhyay in the 3rd International Conference on Recent Trends in Mathematical Sciences (ICRTMS-2025) organized by the Himachal Ganita Parishad (HGP) at Himachal Pradesh University, Shimla on 10th-11th May, 2025. 

23.  Presented Paper on " Public Key Encryption and Signature Schemes with Smaller Key Size" in the 91st Annual Conference of the Indian Mathematical Society - An International Meet, held during December 26-29, 2025, at the University of Lucknow. 

Workshop/Conference Organised/ Session Chaired

1.  Deputy Coordinator of a one-week short-term course on  “Mathematical Methods in Science and Technology"(STCMMST-15)”, MMM University of Technology, Gorakhpur, December 15-19, 2015.

2. Organizing Secretary of the two-day National Conference on "Recent Trends in Mathematical Sciences (NCRTMS-16)" Organised by the Department of Applied Science, MMM University of Technology, Gorakhpur, April 12-13, 2016.

3. Deputy Coordinator of a one-week short-term course on “Application of Physical Sciences in Engineering and Technology"(STCAPSET-16)”, Organised by the Department of Applied Science, MMM University of Technology, Gorakhpur, July 2-8, 2016.

4. Deputy Coordinator of a one-week short-term course on “emerging trends in material sciences (STCETMS-17)”, Organised by the Department of Applied Science, MMM University of Technology, Gorakhpur, March 23-29, 2017.

5. Convener of Research Scholar Day (RSD- 2017), organized by the Department of Applied Science, MMMUT Gorakhpur, on  Dec. 12, 2017.

6. Convener of the two-day National Conference on "Recent Advances in Pure and Applied Mathematics" Organised by the Department of Applied Science, MMM University of Technology, Gorakhpur, April 12-13, 2018.

7. Convener of Research Scholar Day (RSD- 2018), organized by the Department of Applied Science, MMMUT Gorakhpur,  on Dec. 17, 2018.

8. Organizing Secretary of the two-day National conference on "Smart Material, Devices and Sustainable Technologies (SMDST-19)" Organized by the Department of Applied Science, MMM University of Technology, Gorakhpur, March 15-16, 2019.

9. Coordinator of two-day National conference on "Recent Advances in Mathematics and Scientific Computing (RAMSC-19)" Organized by Department of Applied Science, MMM University of Technology, Gorakhpur, April 5-6, 2019.

10. coordinator of  Webinar on "Mathematical modelling and spread of COVID 19", Organized by Department of Mathematics and Scientific Computing, MMM University of Technology, Gorakhpur, May 16, 2020.

11. Organizing Secretary of 5-day National Workshop on "Mathematical Tools and Recent Advances in Mathematics (MTAM-2020)" Organized by the Department of Mathematics and Scientific Computing, MMM University of Technology, Gorakhpur from September  21-25, 2020.

12. Coordinator of a one-week online Faculty development program on Mathematical Tools and Recent Advances in Applied Mathematics(MTRAAM-2021)  (Sponsored by AICTE Training and Learning Academy ATAL) Organized by Department of Mathematics and Scientific Computing, MMM University of Technology, Gorakhpur during August 16-20, 2021.

13. Chaired a session in the 4th  International Conference on Frontiers in Industrial and Applied Mathematics (FIAM-2021) organized by the Department of Mathematics SLIET, Longowal in association with the Forum of Industrial and Applied Mathematics from December 21-22, 2021.

14. Convener of one-week ACITE-MMMUT MoU Activities faculty Development program on "Recent Advances in Applied Mathematics using Mathematical Tools (RAAMMT-2022)"  organized by the Department of Mathematics and Scientific Computing MMMUT, Gorakhpur during December 14- 18, 2022.

15. Convener Research Scholar Day, March 14, 2024, organised by Department of Mathematics and Scientific Computing, MMM University of Technology, Gorakhpur.

16. Organizing Secretary of one day National conference on " Bhartiya Gyan Parampara ka Vikshit Bharat Mein Yogdan" Jointly Organised by MMM University of Technology and Bhartiya Shikshan Mandal Goraksha Prant on October 13, 2024.

17. Organizing Secretary of the International Conference on Recent Advances in Mathematics & its Evolution in Engineering (ICRAMEE – 2025) held during December 06-07, 2025.

Miscellaneous Participation

1. Participated in 2nd National Symposium on Modern Trends in Differential Geometry and Mathematical modelling, Organized by department of Mathematics and Astronomy, Lucknow University, Lucknow during Jan 9-10, 2010.

2. Participated in 3rd National symposium on Modern Trends in Differential Geometry and Mathematical modelling, Organized by department of Mathematics and Astronomy, Lucknow University, Lucknow during Jan 5-16, 2011

3. Participated in  National symposium on Application of various Techniques in Fluid Dynamics, Organized by Deptt. of Mathematics, B.S.N.V. Post Graduate College, Lko, during February 10-12, 2011.

4. Participated in International Conference on Group Theory and Lie Theory ( GT & Lt-2012) Organised by Harish Chandra Research Institute ( HRI), Jhusi, Allahabad during March 19-21, 2012.

5. Participated in state -level faculty interaction seminar organized by HBTI, Kanpur during June 8-9, 2015.

6. Participated in three-day workshop on “Energy Efficiency workshop on oil conservation “organized in association with Petroleum Conservation Research Association, Ministry of Petroleum and Natural Gas, Government of India, M.M.M. University of Technology, Gorakhpur, 22-24 Aug, 2015.

7. Participated in one day workshop on Green Energy for Sustainable Development: Role of Educational Institutions, organized by MMMUT, Gorakhpur on January 21, 2016. 

8. Attended three-day workshop on Hands -on Training Cum Workshop on Soft Computing Skill for Scientist and Engineer, Organized by Department of Applied Science, MMMUT Gorakhpur, March  17-19, 2017.

9. Participated in 1st Malaviya Research Conclave (MRC-2017),  Organized by MMMUT, Gorakhpur.

10. Attended two-day workshop on Cyber Security and its Relevance in Digital India, Organized by the Department of Computer Science, MMM University of Technology, Gorakhpur, Sept 7-8, 2018.

Extra Academic Activity (EAA)

1. Winning Member of Cricket team of VC XI  Vs Student XI,  MMMUT, Gorakhpur, 2016.

2. Winner of 400m faculty race, Annual Sports MMMUT, 2017.

3. Winning Member of Tug of war team of Faculty  Vs Student, Annual Sports MMMUT, 2017.

4. Stood second in yoga practice on the occasion of International Yoga Day on 21st June, 2017.

5. Stood second in Faculty 200m Race, Annual Sports meet, MMMUT, 2018.

6. Stood Third in Faculty 100m Race, Annual Sports meet, MMMUT, 2018.

7. Winning Member of Tug of war team of Faculty  Vs Student, Annual Sports MMMUT, 2018.

8. Stood First in Faculty 400m Race, Annual Sports meet, MMMUT, 2019.

9. Stood Third in Faculty 200m Race, Annual Sports meet, MMMUT, 2019.

10. Runner Up Member of Tug of War Team of Faculty vs Faculty, Annual Sports meet, MMMUT, 2019.

11. Winner of 200m faculty race, Annual Sports Meet "AYAAS-2020" MMMUT, 2020.

12. Winner of 400m faculty race, Annual Sports Meet "AYAAAS-2020" MMMUT, 2020.

13. Winning Member of Tug of War Team of Faculty, "AYAS-2020" MMMUT, 2020.

14. Stood Third in Faculty 100m Race, Annual Sports Meet (AYAAS-2025) , MMMUT, 2025.

15. Runner Up Member of Tug of War Team of Faculty vs Staff, Annual Sports Meet  (AYAAS-2025), MMMUT, 2019.