10–12 Nov 2025
NISER Bhubaneswar
Asia/Kolkata timezone

Fission Fragment Spectroscopy using loosely and tightly bound projectiles

12 Nov 2025, 16:35
20m
LH 2 (Lecture Hall 2)

LH 2

Lecture Hall 2

Speaker

Prof. Anagha Chakraborty (Department of Physics, Siksha Bhavana, Visva-Bharati)

Description

Unlike the other reaction mechanisms, nuclear fission process leads to
the production of a large number of fission fragment nuclei. As a result, very
complicated in-beam gamma ray spectra are obtained from the experiment based
on fission fragment spectroscopic measurement. Hence, a very careful and
thorough analysis procedure is to be adopted for extracting different features
related to the underlying fission dynamics. Over the last few years, our group has
performed several fission fragment spectroscopic experiments using the light
actinide targets and large arrays of gamma detectors. The light mass projectiles
associated with the tightly bound as well as loosely bound features were used for
these experiments. Several fascinating physics issues such as the competition
among the different possible fission modes, influence of shell closures in
establishing the different fission modes, competition among the onset of complete
and incomplete fusion-fission processes etc. have been unveiled following the
results obtained from the experiments. All the new findings obtained from the
experiments will be presented. *Help and support received from all the
collaborators during the different phases of the work is deeply appreciated. The
financial assistance received from SERB, Govt. of India (File Number:
CRG/2021/004680), IUAC, New Delhi (Project Code No. UFR 71344), and
UGC-DAE CSR (Project No.: CRS/2021-22/02/472) is gratefully acknowledged.
References: 1. Aniruddha Dey et al., Nucl. Phys. A 1053 (2025) 122962 2. Krishna
Debnath et al., Proceedings of the DAE Symposium on Nuclear Physics, 68 (2024)
375; 68th DAE Symposium on Nuclear Physics held at IIT, Roorkee, India during
December 7 – 11, 2024

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