• Assistant Professor (Aug. 2022 – onwards) Department of Physics, Indian Institute of Technology, Kanpur, India.

• Postdoctoral Fellow (Oct. 2021 – Jun. 2022) Department of Theoretical Particle Physics, International School for Advanced Studies (SISSA), Trieste, Italy,

• Postdoctoral Fellow (Oct. 2018 – Aug. 2021) Department of High Energy Physics, Florida State University, Tallahassee, USA,

• Postdoctoral Fellow (Oct. 2015 – Aug. 2018) Department of Theoretical Physics, Tata Institute of Fundamental Research, Mumbai, India.

• Ultra-relativistic bubbles from the simplest Higgs portal and their cosmological consequences
  Aleksandr Azatov, Giulio Barni, Sabyasachi Chakraborty, Miguel Vanclasselaer, Wen Yin Submitted in JHEP [arXiv:2207.02230 [hep-ph]].

• 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 [hep-ph]].

• Topics in soft collinear effective theory for gravity: 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 [hep-th]].

• Charting generalized supersoft supersymmetry
  Sabyasachi Chakraborty, Adam Martin and Tuhin S Roy, JHEP 1805 (2018) 176 [arXiv:1802.03411 [hep-ph]].

• 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 [hep-ph]].

• 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 1401 (2014) 101, [arXiv:1309.6538 [hep-ph]].

• High Energy Physics

• Council of Scientific and Industrial Research (CSIR)

• CERN Summer School 2013
  Participated in CERN-Fermilab Hadron Collider Physics Summer School, Geneva, Switzerland.

• DST Travel Grant 2012
  Participated in PSI Zuoz summer school, PSI, Switzerland.

• DST Travel Grant 2012
  Participated in the First Asia Europe Pacific School on High Energy Physics, Fukuoka, Japan.

• Silver Medalist
  Indian Institute of Technology, Madras, India, 2009.

• Joint Admission to M.Sc (JAM)
  Entrance for Masters degree, conducted by IITs and IISC, 2008.

Department of Physics

Office

FB-379
IIT Kanpur,
Kanpur 208016

Office Phone:

Email: sabyac(at)iitk.ac.in

Axions/Dark Photons, Applications of effective field theory, Collider Physics