ACADEMICS

Conferences/ Seminars Attended

a) Attended Indo-French School in Astronomy ( IFAS3 ) at IUCAA during July 31 to August 8, 2017.

b) Participated in SERB preparatory school on Theoretical High Energy Physics organized by Department of Physics at Tezpur University from 14^thOctober - 9^th November, 2019.

c) Attended a national conference held at Assam Don bosco University, Guwahati, Trends in Modern Physics (TiMP2020) on 24^th to 25^thFebruary, 2020 in which a poster on “Study of neutrinoless double-β decay and Jarlskog invariant for the two zero textures in minimal extended seesaw mechanism” was presented.

d) Attended workshop on Particle Physics organised by Department of Physics, Assam Donbosco University on 17-31 August, 2020.

e) Attended an International conference held at Assam Don bosco University, Guwahati, Trends in Modern Physics (TiMP 2021), on 26-27 February, 2021, in which an oral presentation was given on“Phenomenological Study of Neutrino Mass Matrices with One Vanishing Minor and Zero Sum of Mass Eigenvalues with Majorana Phases”.

f) Attended “XII Biennial National Conference of Physics Academy of North East (PANE 2021)”from 15-17 December, 2021.Aposter on “Symmetry realization of neutrino mass matrix with one vanishing minor and vanishing trace using Froggatt-Nielsen Mechanism” was presented.

g) Attended “XXV DAE-BRNS High Energy Physics Symposium 2022” at IISER Mohali from 12-16 December 2022 where a poster titled “Study of Jarlskog like parameter of neutrino mass matrix with one vanishing minor and zero sum of mass eigenvalues with the Majorana phases” was presented.

h) Attended “Future Prospects in Neutrino and Astroparticle Physics” at Assam Donbosco University, Guwahati, on 26-27 February, 2021, in which a poster presentation was given on "Study of one zero texture and one vanishing subtrace in neutrino mass matrix”.

i) Attended “XXV DAE-BRNS High Energy Physics Symposium 2022” at IISER Mohali from 12-16 December 2022 where a poster titled “Study of Jarlskog like parameter of neutrino mass matrix with one vanishing minor and zero sum of mass eigenvalues with the Majorana phases” was presented.

j) Attended “Future Prospects in Neutrino and Astroparticle Physics” at Assam Donbosco University, Guwahati, on 26-27 February, 2021, in which a poster presentation was given on "Study of one zero texture and one vanishing subtrace in neutrino mass matrix”.

k) Attended “International conference on Pure and Applied Physics at University of Science and Technology”, Meghalaya, on 26-27 February, 2021, in which a poster presentation was given on "Study of neutrino mass matrix with one vanishing subtrace using trimaximal mixing”.

l) Attended "22nd Conference on Flavour Physics and CP Violation (FPCP 2024)" at Chulalongkorn University, Bangkok, Thailand, from the 27th to the 31st of May, 2024, where an oral presentation was given on “Study of neutrino mass matrices withvanishing trace and one vanishing minor”.

m) Attended “Research and Industrial Conclave at IIT, Guwahati”, on 09-11August, 2024, in which a oral presentation was given on "Study of the effective electron neutrino mass of the neutrino mass matrices with vanishing trace and one vanishing minor”.

n) Attended “XXVI DAE-BRNS High Energy Physics Symposium 2024” at Banaras Hindu University, Varanasi from 19-23 December, 2024, in which a oral presentation was given on "Study of Texture Zero Neutrino Models with vanishing Sub-trace and their Flavor Structures”.

Article published/Submitted

a) Sangeeta Dey, and Mahadev Patgiri. "Study of neutrino mass matrices with vanishingtrace and one vanishing minor."Physical Review D 107.3 (2023): 035012.

b) Sangeeta Dey,and Mahadev Patgiri."Study of texture zero neutrino models with vanishing sub-trace and their flavor structures."Nuclear Physics B 1011 (2025): 116789.