Publications
■ FULL PAPERS IN PEER REVIEWED INTERNATIONAL JOURNALS:
1. Hari Shankar Biswas, Jagannath Datta, D. P. Chowdhury, A. V. R. Reddy, Uday Chand Ghosh, Arvind Kumar Srivastava, Nihar Ranjan Ray*; Covalent Immobilization of Protein onto a functionalized Hydrogenated Diamond-like Carbon Substrate; Langmuir, 26(22), (2010), 17413–17418.
2. Hari Shankar Biswas, Jagannath Dattaa, Pintu Sen, Uday Chand Ghosh, Nihar Ranjan Ray*; Raman spectra of electrochemically hydrogenated diamond-like carbon surface; Chemical Physics Letter, 600 (2014) 10–14.
3. Jagannath Datta, Hari Shankar Biswas, P. Rao, G.L.N. Reddy, S. Kumar, N.R. Ray*, D.P. Chowdhury, A.V.R. Reddy, Study of the depth profile of hydrogen in hydrogenated diamond-like carbon thin film using ion beam analysis techniques; Nuclear Instruments and Methods in Physics Research B 328 (2014) 27–32.
4. Nihar R. Ray*, Jagannath Datta, Hari Shankar. Biswas, and Someswar Datta; Signature of Misoriented Bilayer Graphenelike and Graphanelike Structure in the Hydrogenated Diamond-Like Carbon Film; IEEE transactions on plasma science, 40, (2012) 7.
5. Jagannath Datta, Nihar R. Ray*, Pintu Sen, Hari Shankar Biswas, Erwin A. Vogler; Structure of hydrogenated diamond-like carbon by Micro-Raman spectroscopy; Materials Letters 71 (2012) 131–133
6. Kaushik Gupta, Sayan Bhattacharya, Harishankar Biswas, Dhrubajyoti Chattopadhyay, Aniruddha Mukhopadhyay, Jagannath Dutta, Nihar Ranjan Ray, Uday Chand Ghosh*; Ceria associated manganese oxide nanoparticles: Synthesis, characterization, and arsenic(V) sorption behavior; Chemical Engineering Journal 172 (2011) 219– 229.
7. Hari Shankar Biswas, Uday Chand Ghosh, Kausik Gupta, Nihar Ranjan Ray* Covalently bound BSA protein modified Hydrogenated Diamond-like carbon surface (BD-HDLC) as biosensor application; International Journal of Ecosystem (Scientific & Academic Publishing), 2015, 5(3A): 138-142
8. Hari Shankar Biswas, Nihar Ranjan Ray “Covalently immobilized BSA protein onto Modified Silicon and Diamond Like Carbon Film Surfaces and Optimization for Biosensing” International Journal of Current Trends in Science and Technology; Online ISSN: 0976-9730 Print ISSN: 0976- 9498; Vol. 7, Issue. 10, pg-20260-20267, 2017.
9. Hari Shankar Biswas, Raman, and I-V study on two-dimensional macroscopic surfaces of hydrogenated diamond-like carbon, International Journal of Advanced Research in Engineering and Technology; Vol.9, Issue 5, pp.152-159, ISSN: 0976-6480, 2018.
10. Hari Shankar Biswas, Influence of ‘sp2 / sp3 ratio’ on Hamaker Constant and Surface Energy of Hydrogenated Diamond-Like Carbon Surface, International Journal of Research and Analytical Reviews, E-ISSN 2348-1269, P- ISSN 2349-5138, Volume 06, Issue 1, pg-718-722, 2019.
11. Hari Shankar Biswas*, Surface morphological characterization of hydrogenated diamond-like carbon and surface modified hydrogenated diamond-like carbon by scanning probe microscope, J. Indian Chem. Soc., Vol. 96, pp. 413-418, March 2019.
12. Abir Ghosh, Hari Shankar Biswas, Sushanta Debnath, Palani Sasikumar, Krishna Biswas*, Uday Chand Ghosh*, Adsorption behavior of bromophenol blue from the aqueous solution on Labeo bata fish scale, a bio-waste material Indian Journal of Chemical Technology, Vol. 26, pp. 321-329, July 2019.
13. Subhashis Bala, Reshmi Bose, Shaona Chaterjee, Sanjit Sarkar, Indranil Saha, Hari Shankar Biswas, Synthesis of Graphene Oxide from Hydrogenated Diamond-Like Carbon and Protein Immobilization onto It: Characterization and Study of Practical Utility; Journal of Materials Science and Chemical Engineering, 9, 32-41, 2021. https://doi.org/10.4236/msce.2021.91003.
14. Hari Shankar Biswas, Subhashis Bala, Amit Kumar Kundu, Indranil Saha, Sandeep Poddar, Sanjit Sarkar, Prasenjit Mandal; Tuned synthesis and designed characterization of graphene oxide thin film; Inorganic Chemistry Communications 139 (2022) 109356. https://doi.org/10.1016/j.inoche.2022.109356
15. Prasenjit Mandal, Subhashis Bala, Sandeep Poddar, Sanjit Sarkar, Hari Shankar Biswas; Fabrication of Graphene-Fe3O4-Polypyrrole based ternary material as an electrode for Pseudocapacitor application; Materials Today: Proceedings; Volume 65, Part 2, 2022, Pages 1001-1010. https://doi.org/10.1016/j.matpr.2022.04.103
16. Hari Shankar Biswas*; The quantitative relation between Hamaker constant and water contact angle with sp2/sp3 ratio and hydrogen content in Hydrogenated Diamond-like Carbon thin film; Journal of Nano- and Electronic Physics; Vol.14 No. 3 (18pp) (2022).
17. Prasenjit Mandal, Rostam Ali Molla, Asoke P. Chattopadhyay, Sandeep Poddar, Hari Shankar Biswas; GO-APTES-Cu (II) Schiff base complex as efficient heterogeneous catalyst for aerobic decarboxylation reaction of phenylacetic acids; Inorganic Chemistry Communications: 2022. Volume 144, October 2022, 109825. https://doi.org/10.1016/j.inoche.2022.109825
18. Hari Shankar Biswas, Jagannath Datta, Prasenjit Mandal, Sandeep Poddar, Amit Kumar Kundu, Indranil Saha; Optimized study of annealing effects on the Electrical and Structural Properties of HDLC Thin Films, RSC Advances, 2022, 12, 29805 - 29812. https://doi.org/10.1039/D2RA06255K
19. Aniruddha Mondal, Dilip K. Maiti*, Hari Shankar Biswas,* “Study of Surface Morphology with Electrical and Optical Properties of GO and rGO; Journal of Nano- and Electronic Physics; Vol.15, No. 3, 2023
20. Hari Shankar Biswas*; “Removal of water contaminants by “Manganese associated Graphene Oxide nanosheet”, AIP Conference Proceedings 2854, 050001 (2023), https://doi.org/10.1063/5.0162513
21. Hari Shankar Biswas* “UV-visible and cyclic voltammetry study on hydrogenated diamond-like carbon” AIP Conference Proceedings 2854, 030003 (2023), AIP Conference Proceedings 2854, 030003 (2023), https://doi.org/10.1063/5.0162512
22. Hari Shankar Biswas*; “Carbon nanomaterial of the Future! Graphene in Review”, AIP Conference Proceedings 2854, 040004 (2023), https://doi.org/10.1063/5.0162509
23. Hari Shankar Biswas; Study on particle size and field effect with sp2/sp3 ratio of hydrogenated diamond-like carbon; Nanomaterial and Energy; ISSN 2045-9831 | E-ISSN 2045-984X
24. SHEIKH MOHD GHAZALI SHEIKH AHMAD IZADDIN*, Johari1 Nur Adlina, Ismail Nurul Huda, Ariffin Suhaidi, Poddar Sandeep and Biswas Hari Shankar, Unlocking the Microbial Potential of Intercalated Calcium-aluminum Layered Double Hydroxide-palmitic Acid, Current Nanomaterials 2024, 9,4, 314-323. https://dx.doi.org/10.2174/0124054615252951230922102007
25. Prasenjit Mandal, Aniruddha Mondal, Hari Shankar Biswas*, Dilip K. Maiti, Ahsan Habib, Fuad Mahamud, Sandeep Poddar, Sheikh Ahmad Izaddin Sheikh Mohd Ghazali, High-efficiency recyclable reduced graphene oxide-tin oxide nanocomposite catalyst for esterification, Inorganic Chemistry Communications,159, 2024, 111638, https://doi.org/10.1016/j.inoche.2023.111638.
26. Hari Shankar Biswas*; “Study on hydrophilicity/hydrophobicity of hydrogenated diamond-like carbon thin film” Accepted, Journal of Nano- and Electronic Physics; Vol.16, No. 3&4, 2024
27.Aniruddha Mondal, Amit Kumar Kundu, Hari Shankar Biswas, Dilip K. Maiti ; Tuning of Graphene Oxide Thin Films Synthesis and Characterization with Electronic Behaviour;Journal of Nano- and Electronic Physics; Vol.16, No. 3&4, 2024
BOOK CHAPTER
Prasenjit Mandal, Hari Shankar Biswas*; Catalytic performance of graphene-based nanocomposites; “Recent advances in graphene nanophotonics; Recent Advances in nanophotonics; Springer;page 119-143, 2023
Hari Shankar Biswas, "Scanning Probe Measurement to Study Annealing Effects on the Electrical and Structural Properties of HDLC Thin Films" Novel Aspects on Chemistry and Biochemistry Vol. 5, 11 August 2023, Page 93-107. DOI link
Hari Shankar Biswas, “Aalor Bebohar” on the occasion, Biswa Aalok o Aalok Projukti barso.; PURBODESH, ISSN: 2349-0985, 2016, P-51.
Hari Shankar Biswas, Koushik Gupta, “Importance of imagination, history of science and philosophical view in undergraduate Science (Chemistry) classroom teaching in 21st century” ISBN : 978-93-82163-92-3, 2015, Page-130.
Subhasis Bala, Hari Shankar Biswas* “Imaging Beyond Optical Light Camera Technique-short Review”; Emerging Concept in Chemical and Biological Sciences, doi:10.31674/books.2020.macbs, Page-107-115.
Subhashis Bala, Hari Shankar Biswas* Issues and Challenges in Innovation in Science Education; Advances in Science Education: ISBN: 978-0-6488798-2-4; doi link
Hari Shankar Biswas* Hydrogenated Diamond-Like Carbon (HDLC) is good solid support for the Binding of Bovine Serum Albumin (BSA) the and study of its adsorption properties; Challenging Issues on Environment and Earth Science; B P International; https://stm.bookpi.org,Vol. 7, 7 August 2021, pages 1-7; DOI link
Molla Jasimuddin, Souradeep Roy, Natasa Sultana, Suvankar Mallick, Hari Shankar Biswas*; The Story of Aspirin: - Journey From Willow to Wander Drug; Therapeutics: Key to well being; ISBN: 978-0-6488798-4-8; eISBN 978-967-2819-01-1; Lincoln Research and Publications Limited, Australia in collaboration with Lincoln University College, Malaysia DOI link
Abhishek Ballav, Hari Shankar Biswas*; Properties and Application of Graphene Oxide; Sustainable Development: A Way Forward; ISBN: 978-0-6488798-7-9; eISBN 978-967-2819-03-5; Lincoln Research and Publications Limited, Australia in collaboration with Lincoln University College, Malaysia; DOIlink
Shashi Kant Singh, Hari Shankar Biswas*; Synthesis, Characterization and Structure Modelling of Graphene Oxide; Recent Trend in Physical Sciences; ISBN: 978-0-6488798-5-5; eISBN 978-967-2819-04-2; Lincoln Research and Publications Limited, Australia in collaboration with Lincoln University College, Malaysia; DOIlink
Hari Shankar Biswas; Immobilization of BSA onto Graphene Oxide Synthesized from Hydrogenated Diamond-like Carbon; Progress in Chemical Science Research Vol. 3, 5 August 2022, Page 1-11; doi link
BOOK EDITED: INTERNATIONAL
“Modern Approaches in Chemical and Biological Sciences” published by Lincoln Research and publication Limited, Sydney, and Australia, September 2020.
"Emerging Concept in Chemical and Biological Sciences", published by Lincoln Research and Publishing Limited in collaboration with Lincoln University College, Malaysia, September 2020.”
“Advances in Science Education” published by Lincoln Research and Publication Limited, Sydney, and Australia, July 2021.
“Modern Approaches in Chemical and Biological Sciences Vol 2” published by Lincoln Research and Publication Limited, Lincoln University College, Malaysia, August 2022.
“Trends in Chemical and Biological Research” published by Lincoln Research and Publication Limited, Lincoln University College, Malaysia, 28th June 2023.
“Progress in Chemical and Biological Science” published by Lincoln Research and Publication Limited, Lincoln University College, Malaysia, 3rd July 2023.
Sustainable Developments in Materials Science, Technology and Engineering, ISBN: 9780735446120, August 2023, Volume 2854, AIP
“Futuristic Trends in Chemical Material Sciences & Nano Technology” Published by Iterative International Publisher: Forthcoming
■ INTERNATIONAL CONFERENCES AND WORLD CONGRESS:
"Formation of Atomically Thin Film of Coherent Domains of sp2 C=C and sp3C-H carbons at the surface of Hydrogenated Diamond-like Carbon Substrate″, N.R. Ray, J. Datta, P. Sen, H.S. Biswas, E.A. Vogler, XXX International Conference on Phenomena in Ionized Gases (ICPIG), August 28th–September 2nd, 2011, Belfast, Northern Ireland, UK.
"On the Thin Film of Nanocrytalline Graphite Clusters″; N.R. Ray, J. Datta, H. S. Biswas, and S Datta, 4th International Symposium on Advanced Plasma Science and its Applications for Nitrides and Nanomaterials (ISPlasma 2012), March 04 - 08, 2012, Aichi, Japan.
"Formation of Continuous Thin Film of Nanocrytalline Graphite Clusters″, H. S. Bis- was, J. Datta, N.R. Ray, S Datta, and U.C. Ghosh, International Conference on Na- noscience and Technology (ICONSAT - 2012) January 20 - 23, 2012, Hyderabad, In- dia.
"Study of depth profile of Hydrogen in Hydrogenated Diamond like Carbon thin film by Ion Beam Analysis techniques″, J. Datta, H.S. Biswas, S. Kumar, D.P. Chowd- hury, N.R. Ray, A.V.R. Reddy, In the proceedings of DAE-BRNS Fifth Symposium on Nuclear Analytical Chemistry (NAC-V) during January 20-24, 2014, at Bhabha Atomic Research Centre, Trombay, Mumbai, India.
Participated and presented a paper in ‘Proceeding in the International Seminar on ‘Groundwater: Issues & Challenges of the 21st Century organized by Sripat Singh College in associated with the Department of Chemistry, University of Kalyani, Sponsored by SERB DST, GOVT. OF INDIA. 29-30th December 2014.
Poster presentation on “Diamond-like carbon as a Bio-application” On the theme of “International Year of the Periodic Table of Chemical Elements 2019” Organized by the University of Nort Bengal on November 22nd -23rd 2019.
Participated and presented a poster on the Application of Hydrogenated Diamond-Like amorphous Carbon Film Electrodes for Cyclic Voltammetry on Elements of Periodic Table in the Chemical Avenues of Biological World Organized by South Calcutta Girls’ College on December 17, 2019.
Oral presentation on “Green Chemistry: Way of Sustainable Development”; organized by the Indian Chemical Society, Kolkata, December 26 – 29, 2020.
Participated and presented a paper “The quantitative relation between Hamaker constant and water contact angle with sp2/sp3 ratio and hydrogen content in Hydrogenated Diamond-like Carbon thin film”, 2nd International Conference on Innovative Research in Renewable Energy Technologies (IRRET-2022), organized by Department of Electronics and Communication Engineering & Electrical Engineering, IMPS College of Engineering and Technology, Maida, West Bengal, India.
Participated in and presented a paper on “Study on hydrophilicity/hydrophobicity of hydrogenated diamond-like carbon thin film” on April 22-23, 2022, International Conference on Sustainable Developments in Materials Science, Technology and Engineering (ICSDMSTE 2022) organized by Lincoln University College, Malaysia.
Participated and presented a paper on “Removal of water contaminants by “Manganese associated Graphene Oxide nanosheet”, April 22-23, 2022, International Conference on Sustainable Developments in Materials Science, Technology and Engineering (ICSDMSTE 2022) organized by Lincoln University College, Malaysia.
Participated in and presented a paper “Carbon nanomaterial of the Future! Graphene in Review”, April 22-23, 2022, International Conference on Sustainable Developments in Materials Science, Technology and Engineering (ICSDMSTE 2022) organized by Lincoln University College, Malaysia.
Participated and presented a paper on “UV-visible and cyclic voltammetry study on hydrogenated diamond-like carbon” April 22-23, 2022, International Conference on Sustainable Developments in Materials Science, Technology and Engineering (ICSDMSTE 2022) organized by Lincoln University College, Malaysia.
Participated and presented a paper entitled “Study of surface morphology with electrical and optical properties of GO and rGO in the one-day international conference on “Chemistry in Daily Life” (ICCDL-2022) held on 24th, November 2022 at Sarisha, West Bengal.
Participated and presented a paper on "Wastewater Treatment using Graphene Oxide Nanocomposite" Organized by: Dr. Tarak Nath Podder Memorial Foundation, Kolkata, West Bengal, India, and Centre for International Studies West Bengal State University, India in collaboration with Lincoln University, Malaysia and Association for the Prevention and Control of Rabies in India (APCRI) and hospitals, held on 19th and 20th December, 2022.
■ NATIONAL WORKSHOPS:
1. Participated and presented a paper in ‘TWO-DAY NATIONAL WORKSHOP ON GREEN CHEMISTRY, A Way to Sustainable Development organized by the Department of Chemistry, Sripat Singh College, Murshidabad, December 27, 28, 2012.
■ NATIONAL SEMINAR AND CONFERENCES; PRESENTATION:
1. Participated and presented a paper in ‘Proceedings of the National Seminar on Current Trends in Chemistry organized by the Department of Chemistry, Sripat Singh College, Murshidabad, July 27 & 28, 2011.
2. Participated and presented a paper in ‘Proceeding of the National Seminar on Current Trends in Chemistry organized by the Department of Chemistry, Sripat Singh College, Murshidabad, December 23,24, 2013.
3. Participated and presented a paper in ‘Proceedings of the National Symposium on Recent Advances in Chemistry & Industry organized by The Indian Chemical Society 92, Acharya Prafulla Chandra Road, Kolkata-09, August 01-02, 2014.
4. Participated and presented a paper in ‘Proceedings of the National Symposium on Recent Advances in Chemistry & Industry organized by The Indian Chemical Society 92, Acharya Prafulla Chandra Road, Kolkata-09, July & August 01, 2015.
5. Participated in and presented the paper “Importance of Imagination, History of Science and Philosophical View in Undergraduate Science (Chemistry) Classroom Teaching in 21st Century” in Two days National Seminar on Innovation in Science Education: A Research-Oriented Approach Organized by Kasireddy Venkata Reddy Govt. College for Women on 2nd & 3rd Feb. 2015.
6. Participated and presented a paper in ‘Proceedings of the National Symposium on Recent Advances in Chemistry & Industry organized by The Indian Chemical Society 92, Acharya Prafulla Chandra Road, Kolkata-09, August 02-03, 2016.
7. Poster present on “Graphene Oxide (GO) matrix formation from Hydrogenated Diamond-Like Carbon (HDLC) and its practical Utility for Biosensor”. On “Recent Trends in Chemical Sciences” organized by Department of Chemistry, Surendranath Evening College, October 05-06, 2018.
8. Participated in and delivered a Lecture on Research trends in Chemistry (MRTC-2019) Organized by St. Xavier’s College, Department of Chemistry on the 22nd -23rd of February 2019.
9. Participated in and presented a poster On Recent Advances in Chemical & Biological Sciences (RACB 2019) Organized by St. Xavier’s College, Department of Chemistry on the 23rd of September 2019.
10. Participated in and presented a paper On Future India: Science and Technology organized by Indian Science Congress Association and City College on 27th -28th February 2019.
11. Participated in and present a paper “Study of conductivity of Pristine and Annealed Hydrogenated Diamond-Like Carbon Film. On Design, Synthesis, Characterization, Reactivity, Theoretical Study and Applications of Different Advanced Functional Materials Organized by The University of Burdwan, Department of Chemistry on 27th of March 2019.
12. Participated in and presented a poster on “Study of Two-dimensional graphene surface functionality with temperature” On the National Conference on Functional Molecules (NCOFM-2019) Organized by The University of Calcutta, Department of Chemistry on 30th of March, 2019.
13. Participated & presented a Paper titled “Nanomaterial of the Future! Graphene in Review” in a Two-Day National Level Webinar on “Nanomaterials Physics & Chemistry: Recent Developments & Applications (NPCRDA)” held on 11th &12th of July, 2021 and organized by Department of Physics, Narajole Raj College under the guidance of I.Q.A.C., Narajole Raj College.
14. Presented (Oral) the paper entitled “Optimization of Hydrogenated Diamond-like Carbon Film Surfaces for Immobilized BSA Protein” in the 58th Annual Convention of Chemists, 2021 & International Conference on “Recent Trends in Chemical Sciences (RTCS-2021)” organized by the Indian Chemical Society, Kolkata during December 21st – 24th, 2021.
■ FULL PAPERS IN NATIONAL CONFERENCES:
Participated in and presented the paper “Importance of Imagination, History of Science and Philosophical View in Undergraduate Science (Chemistry) Classroom Teaching in 21st Century” in Two days National Seminar on Innovation in Science Education: A Research Oriented Approach Organized by Kasireddy Venkata Reddy Govt. College for Women on 2nd & 3rd Feb. 2015.
participated & presented a Paper titled “Nanomaterial of the Future! Graphene in Review” in a Two-Day National Level Webinar on “Nanomaterials Physics & Chemistry: Recent Developments & Applications (NPCRDA)” held on 11th &12th of July, 2021 and organized by Department of Physics, Narajole Raj College under the guidance of I.Q.A.C., Narajole Raj College.
■ INTERNATIONAL CONFERENCES AND WORLD CONGRESS PROCEEDINGS (ABSTRACTS):
Hari Shankar Biswas, Nihar Ranjan Ray and Uday Chand Ghosh “Detection of Some ions in groundwater by Covalenty bound Bovine Serum Albumin onto Hydrogenated diamond-like carbon”, Proceedings International Seminar on Ground Water: Issues & Challenges of the 21st Century, Organized by Sripat Singh College, Jiaganj, Murshidabad, 29-30th December 2014.
Subhashis Bala, Hari Shankar Biswas* “Hydrogenated Diamond-Like Carbon Thin Film Electrodes for electrochemical analysis in Cyclic Voltammetry”. International Seminar “Innovation, Expansion, Impacts and Challenges in Chemical and Biological Sciences (ICBS-2020)” on 8th and 9th January 2020, organized by the Department of Chemistry, Surendranath College, Kolkata.
■ NATIONAL AND STATE LEVEL CONFERENCE ABSTRACTS:
1. Hari Shankar Biswas, Nihar Ranjan Ray, and Uday Chand Ghosh “Arsenic -binding properties of Bovine Serum Albumin and Removal of Trivalent Arsenic from ground Water, Proceedings National Workshop on Green Chemistry, A Way to Sustainable Development, Organized by Department of Chemistry, Sripat Singh College, Jiaganj, Murshidabad, 27-28th December 2012.
2. Hari Shankar Biswas “Synthesis of Hydrogenated Diamond-like Carbon by Plasma Enhanced Chemical Vapor Deposition and further surface modification for biosensor application ‘Proceeding of the National Seminar on Current Trends in Chemistry organized by Department of Chemistry, Sripat Singh College, Murshidabad, December 23-24, 2013.
3. Hari Shankar Biswas “Covalently bound Bovine Serum Albumin Protein modified Hydrogenated Diamond-like Carbon Surfaces as Biosensor Application” ‘Proceeding of the National Symposium on Recent Advances in Chemistry & Industry organized by The Indian Chemical Society 92, Acharya Prafulla Chandra Road, Kolkata-09, August 01 & 02, 2014.
4. Hari Shankar Biswas “Hydrogenated Diamond-like Carbon as a Chemically Tunable Platform for Electrical and Bio-applications” ‘Proceeding of the National Symposium on Recent Advances in Chemistry & Industry organized by The Indian Chemical Society 92, Acharya Prafulla Chandra Road, Kolkata-09, July 31 &August 2015.
5. Subhajit Halder and Hari Shankar Biswas* “FTIR and AFM study on few metal-ion-binding properties of Bovine Albumin which are covalently bound onto hydrogenated diamond-like Carbon ‘Proceeding of the National Symposium on Recent Advances in Chemistry & Industry organized by The Indian Chemical Society 92, Acharya Prafulla Chandra Road, Kolkata-09, August 02-03, 2016.
6. Hari Shankar Biswas* and Subhasis Bala Poster present on “Graphene Oxide (GO) matrix formation from Hydrogenated Diamond-Like Carbon (HDLC) and its practical Utility for Biosensor”. On National seminar “Recent trends in Chemical Sciences” organized by Department of Chemistry, Surendranath Evening College, October 05-06, 2018.