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Dr. Bapan Saha
E-mail: bapan.chem@gmail.com
Master Degree: Gauhati University
PhD: Gauhati University
B.Ed.: Gauhati University
Specialization: Inorganic Chemistry and Computational Chemistry
Google Scholar link: https://scholar.google.co.in/citations?hl=en&user=tTUObioAAAAJ
Research Gate Link: https://www.researchgate.net/profile/Bapan-Saha
ORCID: https://orcid.org/0000-0001-9291-6697
Areas Taught
Main Group Elements, Non-Transition Element, Coordination Chemistry, Bio-Inorganic Chemistry, f-block elements, Oxidation-Reduction, Magnetochemistry, Organometallic Chemistry, Inroganic Photochemistry
Areas of interest
Computational Chemistry with special reference to density functional reactivity theory and non-covalent interaction, Spectral Analysis
Achievements
Bharat Jyoti Award 2018, awarded by India International Friendship Society, New Delhi, INDIA
Qualified GATE in 2008
Qualified UGC-CSIR NET examination as a CSIR-JRF in June 2008
Experience
UG > 15 years
PG > 7 years
Research > 10 years
Currently guiding the UG and PG students in research projects as per the curricula of Gauhati University.
Project Completed
1. Title: Synthesis and characterization of transition metal coordination polymers and supramolecular compounds for applications in catalysis and other areas
Duration: April 2011 - March 2013 (Completed)
Funding Agency: UGC
Amount: Rs 1,80,000.00/-
2. Title: Reactivity, aromaticity and absorption spectra of cation complexes of Imidazole: A Theoretical Study,
Duration: January 2017 - June 2017 (Completed)
Funding Agency: Handique Girls’ College
Amonunt: Rs 10,000.00/-
3. Title:B-H···π interaction in aromatic heterocycles: A DFT-D3 Approach, 2020
Duration: January 2020 - June 2020 (Completed)
Funding Agency: Handique Girls’ College
Amount: Rs 20,000.00/-
Present Status
Assistant Professor, Grade III, Department of Chemistry, Handique Girls’ College, Guwahati-1
Life Member, Assam Science Society
Life Member, Centre for Environment, Education and Economic Development, Govt. of India
Research publications
1. R. Chakraborty, P. Sarmah, B. Saha, S. Chakravorty, B. K. Das; Catalytic properties of Cobalt (III)-Oxo Cubanes in the TBHP Oxidation of Benzylic Alcohols. Inorg. Chem., 48, 6371-6379, 2009, ISSN: 0020-1669, IF = 5.436
2. B. Saha, H. Upadhyaya, S. Choudhury, A. Sen; Studies on the antimicrobial activity of Co4(µ3-O)4(µ-O2C.C6H4-4-Cl)4(4-Me-Py)4: tetrakis (µ3-oxo) tetrakis (µ-4-chlorobenzoato-O) tetrakis (4-methylpyridine) cobalt(III). The Clarion, 2, 6-10, 2013, ISSN: 2277-937X, IF = NA
3. B. Saha, M. Gogoi, A. Saha; Co4(μ3-O)4(μ-O2C-4-CH3O-C6H4)4(C5H5N)4: tetrakis (μ3-oxo) tetrakis (μ-methoxybenzoato-O) tetrakis (pyridine) cobalt (III) as inhibitor against Staphylococcus aureus and Escherichia coli. Chem. J. Karimganj College, 1, 43-49, 2016, ISSN: 2456-6748, IF = NA
4. B. Saha, P. K. Bhattacharyya; Adsorption of amino acids on boron and/or nitrogen doped functionalized graphene: A Density Functional Study. Comput. Theor. Chem. 1086, 45–51, 2016, ISSN: 2210271X, IF = 2.292
5. B. Saha, P. K. Bhattacharyya; Understanding reactivity, aromaticity, and absorption spectra of carbon cluster mimic to graphene: A DFT study. RSC Adv. 6, 79768-79780, 2016, ISSN: 2046-2069, IF = 4.036
6. D. Sarma, B. Saha, B. C. Deka, P. K. Bhattacharyya Unique cation-cyclohexane interactions in tri- and hexa-fluorocyclohexane multidecker complexes in gas phase: A DFT study. RSC Adv. 6, 111856-111864, 2016, ISSN: 2046-2069, IF = 4.036
7. B. Saha, K. Phukan, C. Das, D. Talukadar, R. Cholka, J. Kalita; Density functional study on Reactivity, aromaticity, and absorption spectra of a few six membered N-heterocycles. Hexagone, 02, 1-13, 2016, ISSN: 2454-3810, IF =NA
8. B. Saha, P. K. Bhattacharyya; B−Hb···π interaction in borane-graphene complexes: Coronene as a case study. New J. Chem. 41, 5040-5054, 2017, ISSN: 1369-9261, IF = 3.069
9. H. Sarma, B. Saha, P. K. Bhattacharyya; Sandwiches of N-doped diamondoids and benzene via lone pair-cation and cation-π interaction- A DFT study. New J. Chem. 41, 14420-14430, 2017, ISSN: 1369-9261, IF = 3.069
10. B. Saha and P. K. Bhattacharyya, B-Hb ←:X (X= N, O, P, S, F, Cl, Br) interactions: A density functional study, Int. J. Quant. Chem. 118, 25654, 2018, ISSN: 1097-461X, IF = 2.437
11. B. Saha, S. Sinha, H. Sharma and P. K. Bhattacharyya, On the Formation of Polymeric Housene Molecules of Group 15 Elements (N, P, As and Sb): A DFT Study, J. Phys. Chem. A 122, 6780-6788, 2018, ISSN: 1520-5215, IF = 2.944
12. B. Saha, R. Deka, A. Das and P. K. Bhattacharyya, On the formation of sandwich and multidecker complexes via π-π interaction: a DFT study, New J. Chem. 42, 19924-19933, 2018, ISSN: 1369-9261, IF = 3.069
13. H. Sharma, B. C. Deka, B. Saha and P. K. Bhattacharyya, Understanding the structure, reactivity and absorption spectra of borazine doped pillar[5]arene: A DFT study, Comput. Theor. Chem. 1139, 82-89, 2018, ISSN: 2210271X, IF = 2.292
14. B. Saha and P. K. Bhattacharyya, Density Functional Study on the Adsorption of 5-Membered N-Heterocycles on B/N/BN-Doped Graphene: Coronene as a Model System, ACS Omega, 3, 16753-16768, 2018, ISSN: 24701343, IF = 4.132
15. B. Saha and P. K. Bhattacharyya, DFT Study on the Formation of Homo and Hetero dimers of BN-doped Tetracyclic fused Aromatics via π-π Stacking, Chemistry Select, 4, 481-491, 2019, ISSN: 2365-6549, IF = 2.307
16. B. Saha and P. K. Bhattacharyya, Anion-π interaction in oxoanion-graphene complex using coronene as model system: A DFT study, Comput. Theor. Chem., 1147, 62-71, 2019, ISSN: 2210271X, IF = 2.292
17. B. Saha, H. Sharma and P. K. Bhattacharyya, Non-classical B-Hb⋯π interaction in Diborane⋯localized-π sandwiches: A DFT-D3 study, Int. J. Quant. Chem., 119, 25998, 2019, ISSN: 1097-461X, IF = 2.437
18. B. Saha and P. K. Bhattacharyya, On the formation of sandwich complexes of aromatic inorganic linker: A DFT-D3 approach, Polyhedron, 194, 114911, 2021, ISSN: 0277-5387, IF = 2.975
19. B. Saha and P. K. Bhattacharyya, Role of hetero-atoms and substituents on the structure, reactivity, aromaticity, and absorption spectra of Pyrene: A density functional theory study, Phy. Sci. Rev., 8, 793-812, 2023, ISSN: 2365-659X, IF = 0.392
20. B. Saha and P. K. Bhattacharyya, Exploring alkali metal cation⋯hydrogen interaction in the formation half sandwich complexes with cycloalkanes: a DFT approach, Pure Appl. Chem., 95, 245-260, 2023, ISSN: 1365-3075, IF = 1.800
21. B. Saha and P. K. Bhattacharyya, B-Hb‧‧‧π interaction in heteroaromatics and anionic arenes: A DFT study, 47, 12790-12798, 2023, ISSN: 1369-9261, IF = 3.069
22. P. Sarmah, B. Saha, P. K. Bhattacharyya, Does P and Se doping effect molecular properties of S,N‑heteroacene? 2023, ISSN: 1040-0400, IF = 1.795, https://doi.org/10.1007/s11224-023-02227-8
23. B. Saha and P. K. Bhattacharyya, Computational study on reactivity, aromaticity, and absorption spectra of chrysene: effect of BN doping and substituents, Pure Appl. Chem., 2024, ISSN: 1365-3075, IF = 1.800, https://doi.org/10.1515/pac-2023-1105
24. R. Patgiri, B. Saha, N. Sarma, Z. Rahman, R. A. Bepari, Theoretical Validation of Reversible Acidochromism of a Cinnamaldehyde based Scaffold with Experimental Investigations, Asian. J. Chem, 36, 837-843, 2024, DOI: 10.14233/ajchem.2024.30911
Poster/Paper presented
1. Presented poster in the 1st Scientific Meeting of Friends of Inorganic Chemistry (FSM-FOIC) held on 21/08/2008 in Jadavpur University, Kolkata.
2. Presented a paper entitled “Antimicrobial activity of Co4(µ3-O)4(µ-O2C.C6H4-4-Cl)4(4-Me-Py)4: tetrakis (µ3-oxo) tetrakis (µ-4-chlorobenzoato-O) tetrakis (4-methylpyridine) cobalt(III)” on the UGC sponsored national seminal on Emerging areas of research and development in Chemical and Physical Sciences in North East India held at S.S. College, Hailakandi, Assam from 16/11/2012 to 18/11/2012.
3. Presented a paper entitled “Study of reactivity descriptor of phenols and substituted phenols and effect of solvent polarity in different molecular properties” in National Seminar on frontiers of Research in Physical Sciences organized by Karimganj College from 19/09/2014 to 21/09/2014
4. Presented a poster entitled “Chitosan-DNA/RNA Interactions: A DFT Study” in the UGC-SAP National Seminar on Emerging Trends in Chemical Sciences-2015 from 05/11/2015 to 06/11/2015
5. Presented a paper entitled “Study of reactivity descriptor of phenols and substituted phenols and effect of solvent polarity on different molecular properties – A density functional approach.” on regional level Seminar on Modern Research in Chemical sciences organized by Karimganj College on 17/01/2015
6. Presented a paper entitled “Simple One Pot Method for N-alkylation and N-benzylation of Heterocyclic Compounds” on National seminar on Science and Technology for sustainable Development organized by Assam science society on 23/01/2016
7. Presented a paper entitled “Density functional study on Reactivity and Molecular Properties of five membered N-heterocycles” on National seminar on Computational Research and its Development on Experimental Sciences from 12/03/2016 to 14/03/2016
8. Presented a paper entitled “A theoretical exploration on the effect of doping on adsorption of amino acids on functionalized graphene” on National seminar on science and Technology for Human Welfare organized by IASST on 27/02/2017
9. Presented a paper entitled “Does doping influence reactivity, aromaticity, and absorption spectra of functionalized graphene? A DFT Approach” on national seminar of Advances in Material sciences from 24/03/2017 to 25/05/2017
10. Presented a poster entitled “Density functional study on unique cation-cyclohexane interactions in tri- and hexa-fluorocyclohexane multidecker complexes” in international conference of Emerging Trends in chemical sciences from 26/02/2018 to 28/02/2018
11. Presented a poster entitled “Formation of pyrrole sandwich and multidecker complexes via Cation-π interaction” in 2nd National conference on Recent advances in Science and Technology organized by Assam science and Technology University from 15/05/2019 to 17/05/2019.
12. Presented a poster on “Reactivity of borazine doped triazine based two-dimensional polymer: A DFT study” in National Seminar on Science, Technology and Innovation organized by Department of Chemistry, Arya Vidyapeeth College on 29/02/2020
13. Presented a paper entitled “B-Hb···π Interaction in between Diborane and Localized/Delocalized-π Systems: A DFT-D3 Approach” in the Virtual Conference on Chemistry and its Applications (VCCA-2020) organized by University of Mauritius from 01/08/2020 to 31/08/2020
14. Presented a paper entitled “A DFT Study on Extended Undoped and BN Doped dibenzo-triphenylene: Reactivity, Absorption Spectra and Band Gap Modulation” through online in NCRAST 2020 under TEQIP-III Project of World bank and MHRD, New Delhi from 17/08/2020 to 19/08/2020
15. Presented a paper entitled “Computational study on reactivity, aromaticity, and absorption spectra of Chrysene: Effect of doping and substituents” in the Virtual Conference on Chemistry and its Applications (VCCA-2022) organized by University of Mauritius from 08/08/2022 to 12/08/2022
Workshop/Lecture/Seminar attended
1. Participated in “Introductory Computer Course” organized by NIIT, Barpeta Road Center from 18/04/03 to 25/04/03.
2. Participated in “State Level Master Resource Persons" Training Programme on Solar Eclipse 2009” from 11/05/2009 to 12/05/2009 organized by Guwahati Planetarium jointly with Pragjyotish Amateur Astronomers" Association.
3. Participated in Frontiers Lecture Programme on “Astro-particle Physics and Structural Genomics and Proteomics” on 21/08/2009 organized by IQAC, S.S. College Hailakandi, in collaboration with SINP, Kolkata.
4. Participated in the “Frontier Lecture Series” from 20/11/2009 to 22/11/2009 organized by JNCASR, Bangalore in collaboration with Department of Chemical Sciences, Tezpur University, Assam
5. Participated in the Seminar on “Contemporary areas in Physical & Life Sciences” from 26/11/2009 to 27/11/2009 organized by IQAC, Karimganj College, and Karimganj in association with SINP, Kolkata.
6. Participated in State Level Master Trainers" Orientation Programme on “Orientation of Secondary School Teachers of Assam on Environment Education” from 06/01/2010 to 09/01/2010 organized by ASTEC, Assam.
7. Participated as Master Resource Person in the workshop on “Entrepreneurship” on 11/08/2010 organized by ICGC, Karimganj College.
8. Participated in the National Seminar on “Environmental Chemistry & Human Health” sponsored by CSIR, UGC, DST, Govt. of India organized by Karimganj College, from 12/02/2011 to 14/02/2011
9. Participated in the National Workshop on “Some Emerging areas of Biotechnology & Bioinfomatics” sponsored by Dept of Biotechnology, Govt. of India organized by Karimganj College from 01/03/2011 to 02/03/2011
10. Participated on the workshop on “Integrated Arsenic and Iron removal from Groundwater: Arsiron Nilogon” sponsored by DST, Govt. of India organized by Tezpur University on 25/06/2011
11. Participated on the National workshop on “Accessibility and Quality Enhancement of Higher education through ICT Integration” organized by Karimganj College, Assam sponsored by ICSSR and INSA, Govt. of India from 08/09/2011 to 10/09/2011
12. Participated in the National seminar on “Environmental Degradation and its impact on Biodiversity in India with Reference to North Eastern Region” sponsored by UGC-NERO, Govt. of India organized by M. C. College, Assam from 17/02/2012 to 1/02/2012
13. Participated in the National seminar on “Recent Aspects of Chemistry Education and Research” sponsored by DST, Govt. of India organized by Gauhati University from 24/02/2012 to 25/02/2012
14. Participated on the Regional workshop on “Re-structuring Undergraduate Curriculum” sponsored by UGC-CPE, Govt. of India organized by Handique Girls" College, Assam, 27/04/2012
15. Participated in the Workshop on “Techniques in analytical Chemistry” organized by dept of Chemistry, Cotton College from 13/12/2013 to 14/12/2013
16. Participated in Faculty Development Programme on “Instructional Objectives- Teaching Science as Science” organized by ICFAI University, Tripura on 05/12/2014
17. Participated in National seminar on “Future of Muga and Pat Industry in Sualkuchi area of Assam” organized by SBMS College from 29/04/2015 to 30/04/2015
18. Participated in a seminar on “Non-conventional Sources of Energy: Prospects and challenges” organized by Department of Basis Sciences and Humanities, RSET, Guwahati on 30/06/2016
19. Participated in a two-day “ICRC-NISTADS Northeast India Energy Conclave (NIEC)” organized by Cotton University and CSIR-National Institute of Science, Technology and Development studies, Delhi from 06/06/2018 to 07/06/2018
20. Participated in a one-day workshop on “UGCCBCS in Chemistry” organized by Department of Chemistry, Gauhati University sponsored by Association of Chemistry Teachers (ACT) and Society for Chemical Education, Assam on 13/062019.
21. Participated in Orientation programme on “Indian National Chemistry Olympiad” organized by Society for Chemical Education, Assam in collaboration with the Homi Bhaba Centre for Science Education (TIFR) and Department of Chemistry, Gauhati University from 14/11/2019 to 15/11/2019
22. Participated in online webinar on “Recent advancements in Bio and nanomaterials” organized by PG and Research Department of Physics, Vivekananda College of Arts and Sciences for women, Tamilnadu on 30/05/2020.
23. Participated in an International webinar on Material science organized by Association of Chemistry Teachers, Department of Chemistry (Madhav Science PG college, Ujjain and Kamala Nehru Mahavidyalaya, Nagpur) on 09/06/2020.
Edited Books
1. World of Chemistry (in English), HGC, ISBN: 978-81-929471-0-5, 2014 (Co-editor)
2 Bioresources of North-East India, ISBN: 978-93-88593-27-4, 2019 (Associate editor)
Book published
1. Rasayanar Sahaj Poriksha Aaru Prakalpa (in Assamese), ISBN: 978-81-9294-71-1-2, 2019 (Co-author)
Review Article Published
1. Carbon Nanoallotropes: Fullerene, Nanotubes and Graphene, B. Saha, Tarang, Publisher: B. H. College, ISBN: 978-81-930227-8-8, 55-82, 2016
2. Graphene and fabrication of its surface properties: A short overview. B. Saha, Contemporary Research in Chemistry, Publisher: red’shine, ISBN: 978-93-89840-85-8, 2020
Book Chapter Published
1. B. Saha, K. Phukan, S. Sarma, J. Kuli, A DFT study to find the influence of solvent polarity on the reactivity of phenol and substituted phenol, Frontiers of Research in Physical Sciences, Publisher: Karimganj College, ISBN: 978-81-931268-0-6, 2014
2. P. Barua, B. Saha, Diverse Bioresources from North East India as an alternative source for Conventional Fuel: An Overview, Bioresources of North-East India, Publisher: Purbayon Publication, ISBN: 978-93-88593-27-4, 2019
3. B. Saha, S. Das, O. Deb, S. Baruah and P. Paul, Formation of Pyrrole Sandwich, and Multidecker Complexes via Cation∙∙∙π Interaction: A Density Functional Study, Advances in Science and Technology-II, Publisher: Mc Grow Hill Education (India) Pvt. Ltd., ISBN: 978-93-90491-11-7, 2021
4. B. Saha and P. K. Bhattacharyya, Role of hetero-atoms and substituents on the structure, reactivity, aromaticity, and absorption spectra of Pyrene: A density functional theory study, Theoretical and Computational Chemistry Aspects-III, Publisher: De Gruyter, ISBN: 978-3-11-071072-4, 2021
Orientation/Refresher/Training/Workshops/Short Term Courses attended
1. Participated in the National Level Faculty Development Programme on “Entrepreneurship” from 29/03/210 to 09/04/2010 organized by Indian Institute of Entrepreneurship, Guwahati
2. Participated in the Orientation Programme from 13/08/2012 to 08/09/2012, organized by ASC, University of Rajasthan and sponsored by University Grant Commission.
3. Participated in the Workshop on Introduction to Gaussian: Theory and Practice from 06/01/2014 to 10/01/2014, organized by Gaussian, India
4. Participated in the Refresher Course on “Nano Science, Nanotechnology and Application” from 11/06/2014 to 01/07/2014, organized by ASC, University of Burdwan and sponsored by University Grant Commission.
5. Participated in the National workshop on “Research Methodology and Recent Research Trends” from 02/07/2019 to 08/07/2019, organized by Cotton University in association with Unity Education Foundation, Guwahati.
6. Participated in the One-week Faculty Development programme on “Behavioral Remodeling and use of ICT tools for Classroom Delivery of Teachers” from 24/09/2018 to 29/09/2018, organized by E&ICT Academy IIT Guwahati in association with FDP cell, Handique Girls" College, Guwahati and SkillGym (OPC) Pvt. Ltd.
7. Participated in Refresher Course on “Bio-Resources of North East India” from 30/01/2019 to 19/02/2019 Organized by UGC-HRDC-Gauhati University and sponsored by University Grant Commission.
8. Participated in a two-day workshop on “Online basic training on use of ICT in Teaching” 20/04/2020 and 23/04/2020 organized by Tezpur University under PMMMNMTT Scheme of MHRD, Govt. of India.
9. Participated in the One-Week Online Faculty Development Programme on “Digital Skills for Smart Teaching” from 12/06/2020 to 18/06/2020, organized by Annamalai University
10. Participated in 5 Days Online Faculty Development Program (FDP) on “LaTeX+Xfig” from 20/06/2020 to 24/06/2020 organized by North Lakhimpur College (Autonomous), Assam in association with IIT Bombay Spoken Tutorial (An Initiative of National Mission on Education through ICT, MHRD, Govt. of India).
11. Participated in “One Week Pedagogical Training for Teachers on Tools for Online Teaching Learning and Evaluation” from 01/07/2020 to 06/07/2020, organized by Swami Ramanand Teerth Marathwada University, Nanded.
12. Participated in Two Week Online Faculty Development Program (FDP) on “Designing MOOCs, Digital Skill and E-Content Development” from 17/08/2020 to 30/08/2020 organized by GAD-TLC SGTB Khalsa College, University of Delhi under PMMMNMTT Scheme of MHRD, Govt. of India in collaboration with Annamalai University.
13. Participated in seven days Shrot Term Programme on “Human Rights” from 03/10/2020 to 09/10/2020 organized by IQAC and IIC, Shree Ayyappa College for Women in collaboration with UGC-HRDC Kannur University and sponsored by University Grant Commission.
14. Participated in Fifteen Days Online National Refresher Course on “Emerging Best Practices in Higher Education” from 22/06/21 to 06/07/21 jointly organized by Smt. Radhadevi Goenka College for Women and Guru Angad Dev Teaching Learning Centre, SGTB Khalsa College, University of Delhi under PMMMNMTT Scheme of MHRD, Govt. of India
15. Participated in the one-week National Workshop on “Intellectual Property Rights, Academic Ethics and Innovation for Entrepreneurship Development”, from 6/11/2023 to 10/11/23 jointly organized by Handique Girls" College, Guwahati and Patent Information Centre, ASTEC, Guwahati
Additional Information
1. Actively involved in Science Popularization (especially Chemistry) programme amongst the school children of Assam via different organizations and schemes such as Ishan Uday, 2014, Chemistry Olympiad, Chemajic, National Children Science Congress, Assam Science Society etc.
2. Convener, IT-Cell Handique Girls’ College
Member : Environment Audit Cell, Handique Girls’ College
3. Acting as Reviewer of manuscripts for Journal of National and International Repute
Courses Currently Teaching
Spring Semester
BSc Sem II: Chemistry II (3L-0T-1P) – Unit 1: Chemical Bonding II, Unit II – Coordination Chemistry, Laboratory Course II (shared)
BSc. Sem IV: CHE-HC-4016: Inorganic Chemistry-III – Lanthanoids and actinoids, Bioinorganic Chemistry, Laboratory Course (shared)
BSc Sem VI: CHE-HC-6016: Inorganic Chemistry-IV – Theoretical Principles in Qualitative Inorganic Analysis (H2S Scheme), Transition Metals in Catalysis, Laboratory Course (shared)
MSc. Sem II: CH201: Inorganic Chemistry 2 - Unit 3: Magnetic Properties, Unit 5: Inorganic Photochemistry
CH206: Practical Inorganic Chemistry (Shared)
MSc. Sem IV: CH406: Advanced Bioinorganic Chemistry – Unit 1: Metal ion storage and transport, Unit 4: Metalloenzymes
CH411: Project Dissertation
Autumn Semester
BSc Sem I: Chemistry I (3L-0T-1P) – Unit 1: Atomic Structure, Unit II – Periodicity and Chemical behavior, Laboratory Course I (shared)
BSc. Sem III: CHE-HC-3016: Inorganic Chemistry-II – Chemistry of s-block elements, Noble gases, Laboratory Course (shared)
CHE-SE-3034: Basic Analytical Chemistry
MSc. Sem I: CH101: Inorganic Chemistry 1 - Unit 2: Introduction to Solid State Chemistry, Unit 3: Organometallic Chemistry
MSc. Sem III: CH301: Biochemistry - Unit 4: Bioinorganic chemistry
Research Group
Present Group Members
MSc Project Students (2024)
Jannatun Naznin Bhuyan
Minara Begum
BSc Project Students (2024)
Shruti Das
Nikita Sinha