Conference/Seminar/Symposium Presentations
Presentations Abroad
•Delivered invited talk at the Joint Theoretical Chemistry Seminar in the Kliener Horsaal at the Theoretical Chemistry Group, Institute of Physical Chemistry, University of Heidelberg, Germany (8th July 2019). Title of talk- "Computational studies on some photochemical reactions involving conical intersections".
•Delivered a talk at the 4th International Conference on Physical and Theoretical Chemistry at Dublin, Ireland during September 18-19, 2017 -Title of Talk-“A computational investigation of the photochemical oxaziridine conversion process of some experimentally analyzed small-chain conjugated nitrones”.
•Anjan Chattopadhyay, "Photochemical reaction pathways of some nitrone systems", at 9th Molecular Quantum Mechanics (MQM) at Kongresshaus Stadthalle Heidelberg, Germany (30th June - 5th July).
Presentations in India
•Delivered invited talk at the 15th National Symposium in Radiation and Photochemistry (NSRP) 2023, jointly organized by Indian Society for Radiation and Photochemical Sciences (ISRAPS) & BITS Pilani Goa Campus during January 5-7, 2023- Title of the Talk- “Excited state decay pathways of some photochemical reactions”.
•Delivered invited talks as the resource person for the Refresher course in Chemical Science organized by UGC-Human Resource Development Centre, Goa University(26/07/2022-8/8/2022)
-Title of Talk 1-“Group Theory in Spectroscopy” (02/08/2022)
-Title of Talk 2-“Photophysical & Photochemical Processes” (06/08/2022)
• Delivered invited talk at the 16th TCS (Theoretical Chemistry Symposium) 2019, BITS-Pilani, Pilani Campus during February 13-16, 2019- Title of the Talk- “Oxaziridine and Lactam Conversion Pathways of Some Cyclic Nitrone Systems”.
• Delivered invited talk at the DAE-CCS (Computational Chemistry Symposium) 2019, Bhabha Atomic Research Centre (BARC), Mumbai during November 7-9, 2019- Title of the Talk- “Differences in the photo-chemical reaction paths
of conjugated acyclic nitrones, protonated Schiff bases and neutral polyenes”.
• Delivered a talk at the NFCFA 2017, BITS-Pilani, K.K.Birla Goa Campus during January 28-29, 2017- Title of the Talk- “Isomerization channels of donor-acceptor hexatrienes through conical intersections”.
• Delivered a talk at the NFCFA 2015, BITS-Pilani, K.K.Birla Goa Campus during Dec 18-19, 2015- Title of the Talk- “Exploring the Nitrone-Oxaziridine photo-conversion path through computational studies”.
•Anjan Chattopadhyay “Properties of the low-lying electronic states of 2,4-pentadien-1-iminium ion and its N-substituted analogues” at 19th ISCB International Conference (ISCBC-2013) "RECENT ADVANCES ANDCURRENT TRENDS IN CHEMICAL AND BIOLOGICAL SCIENCES” 2nd - 5th March, 2013 at Udaipur, Rajasthan
•Anjan Chattopadhyay “Predissociation of the heavier halonium ions through conical intersection along the symmetric stretching path" at the 14th CRSI National Symposium in Chemistry at NIIST, Trivandrum, Kerala on Jan. 31-Feb.3, 2012.
Presentations by the Group Members
Dilawar Singh Sisodiya, and Anjan Chattopadhyay* “Computational Insights into the Isomerization Pathways of Photoresponsive Azo Crown Ethers” at TCS (Theoretical Chemistry Symposium) 2023, IIT Madras 7-10 December 2023
Rajeshwari Nikam, Sindhuja Sen and Anjan Chattopadhyay* “Computational Studies on the Photochemical Reaction Pathways of Imidazole N-oxides” at TCS (Theoretical Chemistry Symposium) 2023, IIT Madras 7-10 December 2023
Rajeshwari Nikam, Sindhuja Sen, Dilawar Singh Sisodiya and Anjan Chattopadhyay* "Features of the important
photo-excited states involved in the photochemical reactions of N-oxides of some imidazole class of compounds" at the 15th National Symposium in Radiation and Photochemistry (NSRP) 2023, jointly organized by Indian Society for Radiation and Photochemical Sciences (ISRAPS) & BITS Pilani Goa Campus during January 5-7, 2023.
. Dilawar Singh Sisodiya and Anjan
Chattopadhyay* "A computational investigation on the role of
nitro group in quenching the fluorescence of some highly fluorescent molecules through
analysis of the non-radiative decay paths" at the 57th Annual Convention of
Chemists & RTCS-2020, organized by Indian Chemical Society, December 26-29,
2020.
Dilawar Singh Sisodiya, Sk. Musharaf Ali and Anjan Chattopadhyay* "The role of alkali metal ions as templating
agents in the synthesis of dibenzo-18-crown-6 (DB18C6): A Computational Study" at the National Conference on Molecular Modelling and Simulations NCMS 2022, VIT Bhopal, February 28-March 2, 2022.
•Sindhuja Sen and Anjan Chattopadhyay* "Computational studies on the reaction pathways of some cyclic nitrone systems leading to cyclic amides" at the DAE-CCS (Computational Chemistry Symposium) 2019, Bhabha Atomic Research Centre (BARC), Mumbai during November 7-9, 2019,
•Sindhuja Sen and Anjan Chattopadhyay* "Computational investigations on different product formation channels of some photo-excited methyl-substituted 1-pyrroline 1-oxide systems" at NFCFA 2019, BITS-Pilani, K.K.Birla Goa Campus, 20-22 Dec 2019,
•Praveen Saini and Anjan Chattopadhyay* "Photochemical oxaziridine conversion and thermal E-Z isomerization processes of fluorescent α-(2-naphthyl)-N-methylnitrone: A Computational Study" at AMAN 2016, BITS-Pilani, K.K.Birla Goa Campus, 11-12 Jan 2016,
•Riddhish Pandharkar and Anjan Chattopadhyay* "Computational Investigations on the Charge Transfer Excited States of Some Fluorescent Push-Pull Systems" at NFCFA 2015, BITS-Pilani, K.K.Birla Goa Campus, 18-19 Dec 2015, (Won the second best poster award)
•Praveen Saini and Anjan Chattopadhyay* "Computational
investigations on the photochemical oxaziridine conversion and thermal E-Z
isomerization processes of N-methyl retinylnitrone" at NFCFA 2015, BITS-Pilani, K.K.Birla Goa Campus, 18-19 Dec 2015,
•Rakshith Chandra M S, Riddhish Pandharkar and Anjan Chattopadhyay* "A Computational Study of the Solvent Effects on the Excited States of some Fluorescent Push-pull Systems " at NFCFA 2017, BITS-Pilani, K.K.Birla Goa Campus, 28-29 Dec 2017,
•Praveen Saini and Anjan Chattopadhyay* “A comparative study of the non-radiative decay channels in conjugated long-chain iminium ions and nitrones” at 16th CRSI National Symposium in Chemistry, Department of Chemistry, IIT-Bombay, 2014
•Praveen Saini and Anjan Chattopadhyay* “Effects of
electron-donating and electron-withdrawing groups on the photochemistry of conjugated
N-substituted open-chain nitrones" at 17th CRSI National Symposium in Chemistry, Department of Chemistry, NCL, Pune 2015
Other roles in conferences
•Member of organizing committee of DAE-CCS (Computational Chemistry Symposium) 2019, Bhabha Atomic Research Centre (BARC), Mumbai
• Chaired a session at ICAIEFA 2023
• Chaired the session on Theoretical & Computational Chemistry at NFCFA 2019• Co-chaired a session at NFCFA 2017
•Member of Jury committee for poster competitions at DAE-CCS (Computational Chemistry Symposium) 2019, Bhabha Atomic Research Centre (BARC), Mumbai
•Member of the poster evaluation committee at 15th National Symposium in Radiation and Photochemistry (NSRP) 2023
•Member of organizing committee of ICAIEFA