TIMELINE

Professor-in-Charge, Physics and Earth Sciences Division, Indian Statistical Institute, Kolkata, India (Sept 2024 – Present)
Professor Physics and Applied Mathematics Unit, Indian Statistical Institute, Kolkata, India (July 2021 – Present)
Head (July 2021 – June 2023)
* Associate Professor (July 2013 - June 2021)
* Assistant Professor (Aug 2009 - June 2013)
Associate Member, Technology Innovation Hub on Data Science, Big Data Analytics and Data Curation (IDEAS-TIH), Indian Statistical Institute, Kolkata, India (Jan 2021 – Present)
Alexander von Humboldt Fellow, Max-Planck-Institut fuer Astrophysik, Garching, Germany (July – Sept 2016)
Honorary Faculty, Ramakrishna Mission Vidyamandira, Belur, India (2013 – Present)
Alexander von Humboldt Fellow, Physikalisches Institut der Universitaet Bonn, Germany (Sept 2010 - Aug 2011)
Platinum Jubilee Fellow, Physics and Applied Mathematics Unit, Indian Statistical Institute, Kolkata, India (Jan 2008 - July 2009)
Post-Doctoral Fellow, Inter-University Centre for Astronomy and Astrophysics (IUCAA), Pune, India (Jan 2007 - Dec 2007)


EDUCATION

Ph.D. (Physics), Jadavpur University, India (2007) : Work done at Indian Institute of Technology Kharagpur
M.Sc. (Physics), Jadavpur University, India (2001)
B.Sc. (Physics Hons.), Jadavpur University, India (1999)


HONOURS

Research Alumni Strategy Grant, Universitaet Bonn, Germany (2018) (a prestigious offer to selected research alumni to contribute to graduate program on 200th convocation of the University)
Member of the Consortium CMBBharat (a proposed Indian space mission for Cosmic Microwave Background observations) and Member of Scientific and Engineering team (2018 - Present)
Member of the Executive Council and Science Sub-Committee, SKA-India Consortium (a part of the international initiative Square Kilometer Array telescope) (2015 - Present)
Alexander von Humboldt Foundation Alumni Support Grant, Germany (2016)
Review-team Member, Scheme for Promotion of Academic and Research Collaboration (SPARC), Ministry of Human Resource Development, India
Proposal Reviewer, Indo-French Centre for the Promotion of Advanced Research (CEFIPRA), New Delhi, India (2015 - Present)
Honorary Faculty, Ramakrishna Mission Vidyamandira, Belur, India (2013 – Present)
Guest Faculty in DST SERC Main School on Theoretical High Energy Physics, Saha Institute of Nuclear Physics, Kolkata (2012)
Invited Member, Virtual Institute of Astroparticle Physics, AstroParticule et Cosmologie, Paris, France (2011 - Present)
Alexander von Humboldt Foundation Fellowship, Germany (2010 - 2011)
Two of my papers received Research Highlight in “Nature India(2009), (2024)
Life Member, Indian Association for General Relativity and Gravitation, India (2009)
Platinum Jubilee Fellowship, Indian Statistical Institute, Kolkata, India (2008 - 2009)
National Award as Young Physicist (Ranked 2nd), Indian Physical Society, India (2005)
Merit Certificate for High Rank in Higher Secondary Examination (12th standard), West Bengal Council of Higher Secondary Education, India (1996)
Merit Certificate for High Rank in Madhyamik (10th standard) Examination, West Bengal Board of Secondary Education, India (1994)


INVOLVEMENT IN MEGA-PROJECTS


Member of the Consortium CMBBharat (a proposed Indian space mission for Cosmic Microwave Background observations) and Member of Scientific and Engineering team (2018 – Present)
Member of the Executive Council, SKA-India Consortium (a part of the Square Kilometer Array telescope) (2015 - Present)
Member and Co-Investigator of Technology Innovation Hub on Data Science, Big Data Analytics and Data Curation (2020 - Present)


PEER REVIEWER

Proposal Reviewer, Prime Minister's Research Fellowship (PMRF), Govt. of India
Proposal Reviewer, National Board for Higher Mathematics (NBHM), India
Review-team Member, Scheme for Promotion of Academic and Research Collaboration (SPARC), Ministry of Human Resource Development, India
Proposal Reviewer, Indo-French Centre for the Promotion of Advanced Research, India
Proposal Reviewer, National Research Foundation (NRF), South Africa
Proposal Reviewer, Science and Engineering Research Board (SERB), India
Monthly Notices of the Royal Astronomical Society, Oxford University Press, UK
Physics Letters B, Elsevier Publication, Netherlands
Classical and Quantum Gravity, Institute of Physics Publication, UK
European Physical Journal C, Springer Publication, Netherlands
European Physical Journal Plus, Springer Publication, Netherlands
Physica Scripta, Institute of Physics Publication, UK
Modern Physics Letters A, World Scientific, Singapore
General Relativity and Gravitation, Springer Publication, Netherlands
Advances in Astronomy, Hindawi, USA
Journal of Astrophysics and Astronomy, Springer Publication, Netherlands
International Journal of Theoretical Physics, Springer Publication, Netherlands
Pramana - Journal of Physics, Indian Academy of Sciences Publication, India


ORGANIZATIONAL WORK

Organizing Committee, Cosmic Adventures: Celebrating the Life and Legacy of Prof. J. V. Narlikar (A One-Day Public Outreach Event), ISI Kolkata (Sep 22, 2025)
Organizing Committee, CosmoMingle: A Cosmology Working Group Meeting, ISI Kolkata (Jan 15-16, 2024)
Coordinator, Workshop on 21 cm Cosmology in the Square Kilometre Array Era, TIH, ISI Kolkata (jointly with SKAIC) (Oct 31 - Nov 04, 2022)
Coordinator, School-cum-Workshop on Data Analysis in Cosmology and Astroparticle Physics, TIH, ISI Kolkata (Aug 23 - Sept 04, 2021)
Joint organizer, Majorana-Raychaudhuri Seminars : Kolkata-Salerno Joint Activities, (Every Friday Nov 6, 2020 onwards)
Co-organizer, Astro-Scope for the Youngsters: A Space Odyssey, ISI Kolkata (Nov 11, 2019)
Convener (jointly with Dr. Dibakar Ghosh), School on Programming with Python: Applications to Cosmology and Nonlinear Dynamics, ISI Kolkata (March 18-23, 2019)
Organising Committee, 7th Topical Conference on Gravity, Cosmology, Astronomy and Astrophysics -- Eastern Region (TCGCA-ER7), IACS Kolkata (Mar 25, 2017)
Local Organising Committee, Saha Theory Workshop: Aspects of Early Universe Cosmology, Saha Institute of Nuclear Physics, Kolkata (Jan 16-20, 2017)
Convener, 5th Topical Conference on Gravity, Cosmology, Astronomy and Astrophysics -- Eastern Region (TCGCA-ER5), ISI Kolkata (Mar 19, 2016)
Coordinator (jointly with Prof. Pinaki Roy), ISI-sponsored Workshop on Mathematical Methods in Physical Sciences, NIT Silchar (Jan 29-31, 2016)
Convener (jointly with Dr. Ujjaini Alam), Winter School on Cosmology (WSC15), ISI Kolkata (Dec 28, 2015 - Jan 06, 2016)
Coordinator (jointly with Prof. Tarun Souradeep), IUCAA-ISI Workshop on Statistical Applications to Cosmology and Astrophysics (STATCOSMO15), ISI Kolkata (Feb 10-13, 2015)
Scientific Committee, 1st Topical Conference on Gravity and Cosmology (TCGC-ER1), Saha Institute of Nuclear Physics, Kolkata (Dec 13, 2013)
Scientific Committee, Dark Energy Discussion Meeting, HRI Allahabad (Nov 05-07, 2012)
Convener (jointly with Prof. Banasri Basu), International Conference on Modern Perspectives of Cosmology and Gravitation (COSGRAV12), ISI Kolkata (Feb 07-11, 2012)
Organizing Committee, National Workshop on Observational Astronomy, ISI Kolkata (Aug 17-24, 2009)


INSTITUTIONAL ADMINISTRATIVE WORK

Serving as the Professor-in-Charge of Physics and Earth Sciences Division, ISI Kolkata (2024 - Present)
Served as the Head of Physics and Applied Mathematics Unit, ISI Kolkata (2021- 2023)
Member of the Academic Council, ISI Kolkata (2016- Present)
Chairperson, Research Fellow Advisory Committee, Physics and Applied Mathematics, ISI Kolkata & Bangalore (2021-2024)
Institute Course Work Rules Fixation Committee, ISI Kolkata (2021)
Institute Externally Funded Research Fellow Selection Rules Fixation Committee, ISI Kolkata (2021)
Chairman, JRF Admission Committee, Physics and Applied Mathematics, ISI Kolkata (2015-16)
Research Fellow Advisory Committee, Physics and Applied Mathematics, ISI Kolkata (2014- Present)
Convener, JRF Admission Committee, Physics and Applied Mathematics, ISI Kolkata (2014-15), (2019-20)
JRF Admission Committee, Computer Science, ISI Kolkata (2014-15), (2017-18), (2020-21)
JRF Admission Committee, Physics and Applied Mathematics, ISI Kolkata (2013-14), (2017-18), (2020-21), (2021-22), (2022-23)
M.Tech. Computer Science Admission Committee, ISI Kolkata (2013-14) , (2018-19)
Internal Moderator, 2nd Semester Examination, ISI Kolkata (2012-13), (2013-14)
Convener, Sub-Committee, M.Tech. Computer Science Admission, ISI Kolkata (2010-11)


OTHER PROFESSIONAL SERVICES


Faculty Selection Committee, IIIT Bhubaneswar (2025)
PhD Viva-voce Examiner of Sanghati Saha, Amity University, Kolkata, India (2025)
PhD Thesis Examiner of Ronit Karmakar, Dibrugarh University, Assam, India (2024)
PhD Thesis Examiner of Chandrachud Bijay Vaswar Dash, BITS Pilani, India (2024)
PhD Thesis Examiner of Kathleen A. Sellick, UKZN, South Africa (2024)
PhD Thesis and Viva-voce Examiner of Urvashi, IIT-BHU, India (2024)
PhD Thesis Examiner of Angshuman Baruah, Assam University, India (2024)
External Reviewer for applications for Scientist positions, Aryabhatta Research Institute of Observational Sciences (ARIES), Nainital, India (2023)
Session Chair for Public Lecture, 10th International Conference on Pattern Recognition and Machine Intelligence, ISI Kolkata (Dec 12-15, 2023)
PhD Thesis and Viva-voce Examiner of Ankita Bera, Presidency University, Kolkata (2023)
PhD Thesis Examiner of Urvashi, IIT-BHU, India (2023)
PhD Thesis Examiner of Ranbir Sharma, IISER Mohali, India (2022)
External Expert for a meeting on setting up a Centre for Astronomy and Space Technology at Ujjain, IIT Indore (2022)
External Expert for Postdoctoral Fellow Selection Committee, Aryabhatta Research Institute of Observational Sciences (ARIES), Nainital (2022-23)
External Examiner for Shaashank Sekhar Pandey, S.N Bose National Centre for Basic Sciences, Kolkata (2022-33)
External Examiner for MSc Physics project dissertations and viva-voce, IIT Kharagpur (2021-22)
External Expert for Postdoctoral Fellows Selection Committee, Indian Association for the Cultivation of Science, Kolkata (2021-22)
External Expert for 2 applications for Promotions, University of KwaZulu-Natal, Durban, South Africa (2021)
External Expert Committee Member for MSc/PhD thesis and viva-voce, Central University of Himachal Pradesh (2020-Present)
Advisory Committee, International Conference on Advanced Physics, IEM Kolkata from (Apr 1-3, 2021)
External Expert for two Postdoctoral Fellows, Indian Association for the Cultivation of Science, Kolkata (2020-21)
External Expert for Postdoctoral Fellow Selection Committee, S.N Bose National Centre for Basic Sciences, Kolkata (2020-21)
Session Chair, Less Travelled Path of Dark Matter: Axions and Primordial Black Holes (online), ICTS-TIFR, Bengaluru (Nov 09-13, 2020)
Session Chair, Physics of the Early Universe - An Online Precursor, ICTS-TIFR, Bengaluru (Aug 31 - Sept 03, 2020)
External Expert for Dr. Indrani Banerjee, Postdoctoral Fellow, Indian Association for the Cultivation of Science, Kolkata (2020-21)
Doctoral Committee of Khursid Alam, Saha Institute of Nuclear Physics, Kolkata (2019-Present)
External Examiner of Indranil Chatterjee, Indian Institute of Technology Kharagpur (2019-20)
External Expert for Postdoctoral Fellow Selection, Indian Association for the Cultivation of Science, Kolkata (2019), (2020)
Research Advisory Committee of three students, Indian Association for the Cultivation of Science, Kolkata (2019)
PhD Thesis and Viva-voce Examiner of Satadru Bag, Inter-University Centre for Astronomy and Astrophysics (IUCAA), Pune, India (2018)
External Expert for JRF selection, Indian Association for the Cultivation of Science, Kolkata (2018)
External Examiner, PhD Thesis of Suman Sarkar, Visva-Bharati University, Santiniketan (2018)
PhD Thesis and Viva-voce Examiner of Awanish Kumar Bajpeyi, RGIPT, Amethi, India (2018)
Member of Judges Panel for Scientific Creativity Test, Jagadis Bose National Science Talent Search (JBNSTS) (2014), (2015), (2017)
External Examiner of Bhaswati Mandal, Indian Association for the Cultivation of Science, Kolkata (2017-18)
Moderator of MSc Course, St Xaviers' College (Autonomous), Kolkata (2017), (2018)
PhD Thesis Viva-voce Examiner of Arpita Mitra, S.N Bose National Centre for Basic Sciences, Kolkata (2017)
Session Chair, 7th Topical Conference on Gravity, Cosmology and Astrophysics -- Eastern Region (TCGCA-ER7), IACS Kolkata (Mar 25, 2017)
Session Chair, Thirty Meter Telescope's Science Meet: “Planning for science with TMT: challenges and capabilities-III”, University of Tezpur (Dec 01-03, 2015)
Session Chair, International workshop on Advances in Astroparticle Physics and Cosmology, Saha Institute of Nuclear Physics, Kolkata (Oct 12-17, 2015)
Session Chair, 4th Topical Conference on Gravity and Cosmology, IISER Kolkata (Sept 19, 2015)
Doctoral Committee of Sukannya Bhattacharya, Saha Institute of Nuclear Physics, Kolkata (2015-Present)
External Examiner of Suman Chatterjee, Indian Institute of Technology Kharagpur (2015- 16)
Session Chair, Workshop on Cosmology at the Interface, Saha Institute of Nuclear Physics, Kolkata (Jan 28-30, 2015)
External Expert for Postdoctoral Fellow Selection Committee, S.N Bose National Centre for Basic Sciences, Kolkata (2014-15)
Session Chair, 2nd Topical Conference on Gravity and Cosmology, Presidency University, Kolkata (Aug 9, 2014)
Member of Interview Board, Kishore Vaigyanik Protsahan Yojana (KVPY) (2014), (2016)
Doctoral Committee of Kumar Das, Saha Institute of Nuclear Physics, Kolkata (2014-17)
External Examiner of Rajibul Shaikh, Indian Institute of Technology Kharagpur (2014-15)
Doctoral Committee of Debabrata Adak, Saha Institute of Nuclear Physics, Kolkata (2013- 14)



SCIENCE POPULARIZATION/EDUCATION



Involved in Bigyan Patrika (a popular science magazine in Bengali) in different capacities
Regularly writing popular science articles in Bengali and English (details can be found here)
Regularly giving popular science talks for school/college students, both in Bengali and English (details can be found in my CV)
Member of Vigyan Samagam, a science popularization event by DST and DAE, Govt of India, Science City, Kolkata (Dec 10-14, 2019)
Organizing science popularization events in Kolkata, suburbs and rural Bengal


My detailed CV in downloadable format

__________________________________________________________________________________________________________________________________________________________________________

HOME | OUR GROUP | RESEARCH | PUBLICATIONS | LECTURES | TRIVIA

__________________________________________________________________________________________________________________________________________________________________________