54. "Solving Non-linear Partial Differential Equations using Homotopy Analysis Method (HAM)" presented in the International Conference on Fractional Calculus: Theory, Applications and Numeric organised by Department of Mathematics National Institute of Technology Puducherry, Karaikal from January 27 - January 29, 2023. (With K Dhirawat)
53. Paper presented “An Analytical Investigation of Time-Fractional Sharma-Tasso-Olever Equation Arising in Physical Sciences” at the International Conference on Fractional Differentiation and its Applications (ICFDA 2023), sponsored by Ajman University and IEEE Computer Society held at Ajman University, Ajman UAE, March 14th - 16th, 2023. (Proceeding in IEEE Xplore) (With V.Prajapati)
52. Paper presented “A robust analytic approach to solve non-linear fractional partial differential equations using fractional complex transform” at the 9th International Conference on Mathematics and Computing, organized by Department of Mathematics, Birla Institute of Technology and Science Pilani, K. K. Birla Goa Campus, during January 06-08, 2023. (Proceeding in Springer) (With V.Prajapati)
51. Paper presented “Analytical Study of Time Fractional Fisher Equation Using Homotopy Approach With a Generalized Transform” at the International Conference on Fractional Differentiation and its Applications (ICFDA 2023), sponsored by Ajman University and IEEE Computer Society held at Ajman University, Ajman UAE, March 14th - 16th, 2023. (Proceeding in IEEE Xplore) (With P.Sartanpara)
50. Analytical approach for time-fractional Sharma-Tasso-Olver equation with non-singular kernel. International Conference on Fractional Differentiation and its Applications(ICFDA 2023), Ajman University, UAE. (With L.Verma)
49. Solution of fuzzy partial differential equation using double parametric approach.
International Conference on EMERGING TRENDS IN MATHEMATICAL SCIENCES COMPUTING (IEMSC-23), Institute of Engineering Management, Kolkata, West Bengal, India. (2023). (With L.Verma)
48. ''A semi-analytical approach to non-linear partial differential equation'' presented in NCAMS-2022 National Conference on “Advances in Mathematical Sciences” 22-23 December 2022 organized by Department of Mathematics, Gauhati University, Guwahati 781014, Assam, India. (With K Dhirawat)
47. Paper presented “Solution of non-linear fractional partial differential equations using a robust homotopy analysis approach via fractional complex transform” at International Conference on Dynamical Systems, Control and Their Applications organized by Department of Mathematics, IIT Roorkee, during July 01-03, 2022. (With V.Prajapati)
46. “A novel hybrid approach to solve non-linear fractional partial differential equations via new integral transform” presented in “International Conference on Nonlinear Analysis and Applications (ICNAA- 2022)” held by Department of Mathematics, School of Fundamental and Applied Sciences, Assam Don Bosco University, Tapesia Garden, Sonapur, Assam-782402, during 22-23 November, 2022.(Proceeding in Springer) (With V.Prajapati)
45. Paper presented “Solving Non-linear Partial Differential Equations using Homotopy Analysis Method (HAM)” at “International Conference on Nonlinear Dynamics and Applications(ICNDA-2022)” held by Department of Mathematics, Sikkim Manipal Institute of Technology (SMIT), Sikkim Manipal University, Majitar, East Sikkim-737136, during 9-11 March, 2022. (With A.Kumar)
44. Paper presented “Analytical study for solving non-linear fractional partial differential equations by using a new robust approach q-HAShTM” at International Conference on Dynamical Systems, Control and Their Applications organized by Department of Mathematics, IIT Roorkee, during July 01-03, 2022. (With A.Kumar)
43. “Solving time-fractional differential equations using q-homotopy analysis method along with Shehu transform” presented in “International Conference on Nonlinear Analysis and Applications(ICNAA- 2022)” held by Department of Mathematics, School of Fundamental and Applied Sciences, Assam Don Bosco University, Tapesia Garden, Sonapur, Assam-782402, during 22-23 November, 2022.(Proceeding in Springer) (With A.Kumar)
42. “Study of effect of heat transfer nanofluid flow over parallel plates using homotopy analysis method” presented in “67th congress of the Indian Society of Theoretical and Applied Mechanics (ISTAM) (An International Conference)” held by the Indian Society of Theoretical and Applied Mechanics (ISTAM) at Indian Institute of Technology Mandi, Mandi, Himachal Pradesh-175005,during 14-16 December, 2022. (With A.Kumar)
41. Paper presented “Magnetohydrodynamic nanofluid flow over stretching sheet problem using homotopy analysis method” at 67th Congress of the Indian Society of Theoretical and Applied Mechanics(ISTAM-2022)- an International Conference organized by IIT Mandi, Mandi-175075, Himachal Pradesh, INDIA during December 14-16, 2022. (Online proceedings + Proceedings in Springer) (With P.Sartanpara)
40. Paper presented “Comparative study of two novel analytical methods to fractional Navier-Stokes equations” at International Conference on Nonlinear Analysis and Applications (ICNAA- 2022) held by Department of Mathematics, School of Fundamental and Applied Sciences, Assam Don Bosco University, Tapesia Garden, Sonapur, Assam-782402, during 22-23 November, 2022.(Proceeding in Springer) (With P.Sartanpara)
39. Paper presented “Semi-analytical Homotopy approach to solve time-fractional Fisher equation using Shehu transformation” at International Conference on Dynamical Systems, Control and Their Applicationsorganized by Department of Mathematics, IIT Roorkee, during July 01-03, 2022. (With P.Sartanpara)
38. Analytical investigation of one-dimensional fuzzy heat equation on double parametric fuzzy number. International conference on dynamical system, control and their application, Department of Mathematics, IIT Roorkee. (2022). (With L.Verma)
37. Solution of fuzzy diffusion equation via analytical approach,National Conference on Advances in Mathematical Sciences(NCAMS-2022), Department of Mathematics, Gauhati University. (With L.Verma)
36. Solution of fuzzy differential equation using homotopy analysis method. International Conference on Advances in Multi-Disciplinary Sciences and Engineering Research: ICAMSER-2021, Department of Applied Sciences, Chitkara University. (With L.Verma)
35. Paper presented “Computational study of Klein-Gordan equation using Homotopy Analysis Method” at International Conference on Advances in Multi-Disciplinary Sciences and Engineering Research organized by Department of Applied Science, Chitkara University, during July 01-02, 2021. (AIP conference Proceedings) (With P.Sartanpara)
34. Some approximation properties of linear positive operators; (International Conference on New Trends in Differential Equations and Applied Mathematics), organised by Sri Vidya Mandir Arts and Science College (Autonomous), Krishnagiri in collaboration with CHRIST (Deemed to be University), Bengaluru and Jyothi Engineering College, Thrissur during April 12-13, 2021. (With R.Yadav)
33. Computational Study on Summation-Integral Type Operators with Properties; (National Seminar on Modeling and Simulation (The world of Applied Mathematics)"(MS-2021)), Government Pandit Shyamacharan Shukla College, Dharsiwa, Raipur (C.G.), India, July 03, 2021. (With R.Yadav)
32. A study on summation-integral type operators (INTERNATIONAL CONFERENCE ON \ADVANCED MATHEMATICAL ANALYSIS AND ITS APPLICATIONS (ICAMAA-2020), Berhampur University, Odisha, INDIA, February 04-05, 2020.) (With R.Yadav)
31. Further approximations of Durrmeyer modification of Szasz-Mirakjan operators (International Conference on Advances in Mathematics and Computing (ICAMC-2020)", VSS University of Technology, Burla, Sambalpur, Odisha, INDIA, February 07-08, 2020.) (With R.Yadav)
30. Some approximation results on Durrmeyer modification of generalised Sz\'asz-Mirakjan operators ( 3rd International Conference on Mathematical Modelling, Applied Analysis and Computation-2020 (ICMMAAC-2020, an online conference) }), JECRC University, Jaipur, Rajasthan, August 07-09, 2020. (With R.Yadav)
29. On summation-integral type operators with their quantitative means (International Conference on Advances in Differential Equations and Numerical Analysis (ADENA2020)), Indian Institute of Technology Guwahati, October 12 - 14, 2020. (With R.Yadav)
28. A study on generalized bivariate summation integral type operators in polynomial weight space (session talk); 11th International Skorobohatko Mathematical Conference), Lviv, Ukraine, October 26-30, 2020. (With R.Yadav)
27. Quantitative approximation on a new class of Szasz-Mirakjan operators having preserving property; (86th Annual Conference of the Indian Mathematical Society (IMS 2020)); Department of Mathematics, SAS, VIT, Vellore, India, December 17-20, 2020. (With R.Yadav)
26. Computational approach for Durrmeyer modification of Szasz-Mirakjan operators with suitable properties; (26th International Conference of International Academy of Physical Sciences (CONIAPS XXVI-2020) on \Advances in Algebra and Analysis", Marwadi University, Rajkot, Gujarat, INDIA, December 18-20, 2020. (With R.Yadav)
25. Statistical convergence of the Summation Integral type operators (International Conference on Functional, Materials and Simulation Techniques), Chandigarh University, Punjab, India. (June 07-08, 2019) (With R.Yadav)
24. Some results on summation integral type operators and their properties (International Conference on Differential Equations and Control Problems: Modeling, Analysis and Computations (ICDECP-19), Indian Institute of Technology Mandi, H.P., India, June 17-19, 2019.) (With R.Yadav)
23. Some Estimations of Summation Integral Type Operators, (5th Ruhana International Science and Technology, Conference (RISTCON-2018)), Faculty of Science, University of Ruahana, Matara Sri Lanka (15-02-2018)). (With R.Yadav)
22. Construction of Szasz-Mirakjan-type operators which preserve a^x, a > 1, International Conference on Information Technology and Applied Mathematics (ICITAM 2017), Haldia Institute of Technology, Haldia, Kolkata (October 30-November 1, 2017)). (With R.Yadav)
21. Imbibition phenomenon arising in double phase flow through porous medium with capillary pressure , International Conference on Mathematics, Statistics & Computer ScienceDubai 2018 , Feb 09-10, 2018 .
20. Analytical solution of higher order partial differential equation in a bounded domain , International conference on Numerical Heat Transfer & Fluid Flow (NHTFF18).NIT,Warangal, India ,January,19-21,2018.
19. Application of Adomian Decomposition Sumudu Transform to Nonlinear Time-fractional Type Heat Transfer and Porous Media Equations, International Conference on Differential & Difference Equations and Applications (ICDDEA- 2017), Amadora, Portugal. June 5-9, 2017.
18. A Study on temperature distribution of porous fin with uniform magnetic field in vertical isothermal surface of fractional order energy balance equation by using Adomian decomposition sumudu transform method , International Conference on Computational Modeling & Simulation (ICCMS-2017),Colombo, Srilanka, May 17-19,2017.
17. A Study on counter – current imbibition phenomena for two phase flow process in a Homogenous porous media , International Conference on Computational Modeling & Simulation (ICCMS-2017),Colombo, Srilanka, May 17-19,2017.
16. Solution of some problems of partial differential equation by using Homotopy Analysis Method ,International Conference On Advances in Mathematics & Computer Science – 2017 during at Virrudhnagar, Tamilnadu , India Dec 14-16,2017 .
15. Thermal Analysis of Convective Fin with Temperature Dependent Internal Heat Generation and Thermal Conductivity by using Adomian Decomposition Sumudu Transform Method , International Conference on Applied Physics and Mathematics (ICAPM), Bangkok, Thailand, August, 21-22, 2016.
14. A Study on stabilization of fingers in counter - current imbibition phenomena for a slightly cracked porous medium, International Conference on Applied Physics and Mathematics (ICAPM), Bangkok, Thailand, August 21-22, 2016.
13. A Study on Temperature Distribution, Efficiency and Effectiveness of longitudinal porous fins by using Adomian Decomposition Sumudu Transform Method,13th Winter School on Recent Trends of the Nonlinear Science of the DANCE network(RTNS), University of Seville, Spain, January, 25-29, 2016. (Poster Presentation)
12. Application of Laplace Adomian Decomposition Method for the soliton solutions of Boussinesq -Burger equations ,International Conference on Recent Trends in Mathematics (ICRTM 2015), Department of Mathematics, University of Allahabad, Allahabad, India, July 10-12, 2015 .
11. Adomian Decomposition Sumudu Transform Method for solving a Fin with Temperature Dependent Internal Heat Generation and Constant Thermal Conductivity , International Conference on Recent Trends in Mathematics Department of Mathematics, University of Allahabad, July 10-12, 2015.
10. An Efficient Technique for Solving Gas Dynamics Equation Using the Adomian Decomposition Method, International Conference on Mathematics and Information Technology (ICMIT), Colombo, Sri Lanka, August 20-22, 2015.
9. A Study on Temperature Distribution, Efficiency and Effectiveness of longitudinal porous fins by using Adomian Decomposition Sumudu Transform Method , International Conference Computational Heat and Mass Transfer, NIT Warangal, India, Nov 30-Dec 2, 2015.
8. Adomian Decomposition Sumudu Transform method for temperature distribution, fin efficiency and fin effectiveness of convective straight fins , International conference on current Trends in PDEs:Theory and Computations at South Asian University, New Delhi, 28th -30th Dec-2015 .
7. Finite Element Solution of Boussinesq equation for infiltration phenomena , 19th Annual cum 4th international conference of GAMS on Advances in Mathematical Modelling to Real world Problems(3-6 Oct-2014),67-73, 2014.
6. Application of Adomian Decomposition Method for infiltration and drainage problem , IMBIC, (21-23Dec-2014), Vol:03,129-136, 2014.
5. A Study on saturation of wetting phase in instability phenomena arising in fluid through porous media by using Adomian Decomposition method , International Conference On Mathematics & Engineering Sciences(ICMES), Chitkara University, Himachal Pradesh, India, March 20-22, 2014.
4. Imbibition Phenomenon arising in double phase flow through porous medium with capilary pressure , World congress of Engineering Vol-1,WCE-2011 July 6th -8th ,2011,London,UK .
3. Exponential Self similar solution technique for imbibition phenomenon arising in double phase flow through porous medium with capilary pressure, International Conference on Challenges and applications of mathematics in science and technology, NIT,Rourkela,2010 .
2. Longitudinal Dispersion of Miscible Fluid flow through porous media, 4thInternational Conference on Advances in Mechanical Engineering , SVNIT,Surat.
1. Dispersion of Miscible fluid in semi infinite porous media with unsteady velocity distribution , International conference on computational partial differential equation at IIT, Mumbai, India 9th -13th Dec-2008 .