Sabyasachi Chakraborty

Sabyasachi Chakraborty

Assistant Professor
107-C, Old Sac Building,
Department of Physics,
Indian Institute of Technology, Kanpur.

iNSPIRE ORCID
✉:sabyac@iitk.ac.in     ☎: 0512-279-2349

Preprints

2026

02. A Phenomenological Model of Mesons for Charged Current Weak Decays
Sabyasachi Chakraborty, Namit Mahajan, and Tuhin S. Roy
Submitted to JHEP, arXiv: 2605.13977

01. Axion EFT in the BMHV Scheme: Flavor Currents, Evanescent Operators and Ward Identities
Deepanshu Bisht, Sabyasachi Chakraborty and Atanu Samanta
Submitted to JHEP, arXiv: 2603.26880

Journal Publications

2024

26. A comprehensive study of ALPs from B-decays
Deepanshu Bisht, Sabyasachi Chakraborty and Atanu Samanta
JHEP 07 (2025) 092, arXiv: 2412.09678

25. Photoproduction of heavy QCD axions in supernovae
Sabyasachi Chakraborty, Aritra Gupta and Miguel Vanvlasselaer
Phys. Rev. D 110 (2024) 6, 063032, arXiv: 2403.12169

24. Feasibility of ultrarelativistic bubbles in SMEFT
Upalaparna Banerjee, Sabyasachi Chakraborty, Suraj Prakash and Shakeel Ur Rahaman
Phys. Rev. D 110 (2024) 5, 055002, arXiv: 2402.02914

2023

23. Anomaly induced cooling of Neutron Stars: A Standard Model Contribution
Sabyasachi Chakraborty, Aritra Gupta and Miguel Vanvlasselaer
JCAP 10 (2023) 030, arXiv: 2306.15872

2022

22. Ultra-relativistic bubbles from the simplest Higgs portal and their cosmological consequences
Aleksandr Azatov, Giulio Barni, Sabyasachi Chakraborty, Miguel Vanvlasselaer, Wen Yin
JHEP 10 (2022) 017, arXiv: 2207.02230

↑ From IITK



21. Displaced Searches for Light Vector Bosons at Belle II
Triparno Bandyopadhyay, Sabyasachi Chakraborty, Sokratis Trifinopoulos
JHEP 05 (2022) 141, arXiv: 2203.03280

2021

20. Heavy QCD Axion at Belle II: Displaced and Prompt Signals
Emilie Bertholet, Sabyasachi Chakraborty, Vazha Loladze, Takemichi Okui, Abner Soffer and Kohsaku Tobioka
Phys. Rev. D (Letter) 105 (2022) L071701, arXiv: 2108.10331

19. Composite neutrinos and the QCD axion: baryogenesis, dark matter, small Dirac neutrino masses and vanishing neutron EDM
Sabyasachi Chakraborty, Tae Hyun Jung and Takemichi Okui
Phys. Rev. D 105 (2022) 1, 015024, arXiv: 2108.04293

18. Heavy QCD Axion in b → s Transition: Enhanced Limits and Projections
Sabyasachi Chakraborty, Manfred Kraus, Vaja Loladze, Takemichi Okui and Kohsaku Tobioka
Phys. Rev. D, 104 (2021) 5, 055036, arXiv: 2102.04474

2020

17. Solar origin of the XENON1T excess without stellar cooling problem
Sabyasachi Chakraborty, Tae Hyun Jung, Vazha Loladze, Takemichi Okui and Kohsaku Tobioka
Phys. Rev. D 102 (2020) 9, 095029, arXiv: 2008.10610

2019

16. Topics in Gravity SCET: The diffeomorphism invariant Wilson lines and reparametrization invariance
Sabyasachi Chakraborty, Takemichi Okui and Arash Yunesi
Phys. Rev. D 101 (2020) 6, 066019, arXiv: 1910.10738

15. Radiatively generated source of flavor universal scalar soft masses
Sabyasachi Chakraborty and Tuhin S. Roy
Phys. Rev. D 100 (2019) 3, 035020, arXiv: 1904.10144

2018

14. Fat jet signature of a Heavy Neutrino at Lepton Collider
Sabyasachi Chakraborty, Manimala Mitra and Sujay Shil
Phys. Rev. D 100 (2019) 1, 015012, arXiv: 1810.08970

13. Charting generalized supersoft supersymmetry
Sabyasachi Chakraborty, Adam Martin and Tuhin S. Roy
JHEP 05 (2018) 176, arXiv: 1802.03411

2017

12. Constraining compressed versions of MUED and MSSM using soft tracks at the LHC
Sabyasachi Chakraborty, Saurabh Niyogi and K. Sridhar
JHEP 07 (2017) 105, arXiv: 1704.07048

11. Neutrino mixing and RK anomaly in U(1)X models: a bottom-up approach
Disha Bhatia, Sabyasachi Chakraborty and Amol Dighe
JHEP 03 (2017) 117, arXiv: 1701.05825

10. Natural emergence of neutrino mass and dark matter from R-symmetry
Sabyasachi Chakraborty and Joydeep Chakrabortty
JHEP 10 (2017) 012, arXiv: 1701.04566

2016

09. Chasing new physics in stacks of soft tracks
Amit Chakraborty, Sabyasachi Chakraborty and Tuhin S. Roy
Phys. Rev. D (Rapid) 94 (2016) 11, 111703, arXiv: 1606.07826

2015

08. Diphoton resonance at 750 GeV in the broken R-symmetric MSSM
Sabyasachi Chakraborty, Amit Chakraborty and Sreerup Raychaudhuri
Phys. Rev. D 94 (2016) 3, 035014, arXiv: 1512.07527

07.Probing (g − 2)μ at the LHC in the paradigm of R-parity violating MSSM
Amit Chakraborty and Sabyasachi Chakraborty
Phys. Rev. D 93 (2016) 7, 075035, arXiv: 1511.08874

06.Light top squarks in U(1)R lepton number model with a right handed neutrino and the LHC
Sabyasachi Chakraborty, AseshKrishna Datta, Katri Huitu, Sourov Roy and Harri Waltari
Phys. Rev. D 93 (2016) 7, 075005, arXiv: 1508.01875

05.Lepton flavor violating decay of 125 GeV Higgs boson to μτ channel and excess in ttH
Biplob Bhattacherjee, Sabyasachi Chakraborty and Swagata Mukherjee
Mod. Phys. Lett. A, Vol. 31, No. 30 (2016) 1650174, arXiv: 1505.02688

2014

04. h → γγ in U(1)R lepton number model with a right handed neutrino
Sabyasachi Chakraborty, AseshKrishna Datta and Sourov Roy
JHEP 02 (2015) 124, Err. JHEP 09 (2015) 077, arXiv: 1411.1525

03. 7 keV sterile neutrino dark matter in U(1)R lepton number model
Sabyasachi Chakraborty, Dilip Kumar Ghosh and Sourov Roy
JHEP 10 (2014) 146, arXiv: 1405.6967

2013

02. Higgs boson mass, neutrino masses and mixing and keV dark matter in an U(1)R-lepton number model
Sabyasachi Chakraborty and Sourov Roy
JHEP 01 (2014) 101, arXiv: 1309.6538

2012

01. Non-standard interaction in neutrino oscillations and recent Daya Bay, T2K experiments
Rathin Adhikari, Sabyasachi Chakraborty, Arnab Dasgupta and Sourov Roy
Phys. Rev. D 86 (2012) 073010, arXiv: 1201.3047

Conference Proceedings

2017

02. Addressing RK and neutrino mixing in a class of U(1)X models
Disha Bhatia, Sabyasachi Chakraborty and Amol Dighe
PoS CKM 2016 (2017) 064

2015

01. Some phenomenological studies of a U(1)R lepton number model with a right-handed neutrino
Sabyasachi Chakraborty
J. Phys. Conf. Ser. 627, 012008 (2015)

Experimental Papers (I have not done anything in these papers!)

2024

04. DUNE Phase II: scientific opportunities, detector concepts, technological solutions
DUNE Collaboration -- Adam Abed Abud et. al.
arXiv: 2408.12725

03. First measurement of the total inelastic cross section of positively charged kaons on argon at energies between 5.0 and 7.5 GeV
DUNE Collaboration -- Adam Abed Abud et. al.
arXiv: 2408.00582

02. Supernova Pointing Capabilites of DUNE
DUNE Collaboration -- Adam Abed Abud et. al.
arXiv: 2407.10339

01. Performance of a modular ton-scale pixel-readout liquid argon time projection chamber
DUNE Collaboration -- Adam Abed Abud et. al.
arXiv: 2403.03212

© [sabyac@iitk.ac.in]      [107-C Old SAC Building, IITK]      [0512-279-2349(O)].