Prof. Urjit A Yajnik
Professor
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Phone:
+91-22-25767575
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Office:
207B Physics Department
Research Interests:
Unification and Cosmology
Seeking clues for the unification of fundamental forces in the context of Cosmology
Incorporate small nutrino masses
Explore left-right symmetry at TeV to PeV scale
Cosmological impact of spontaneous parity breaking
Seeking connection between supersymmetry breaking and parity breaking
Seeking the effects of Planck scale physics in suppressing unwanted relics
Strong new physics manifested as excited fermions
Selected Publications:
- What is the Gravitational Field of a Mass in a Spatially Nonlocal Quantum Superposition? e-Print: 2110.13866 [gr-qc]
- Ferromagnetic instability in PAAI in the sky Contribution to: QTS2019 e-Print: 2105.09528 [hep-th]
- Domain walls and CP violation with left right supersymmetry: implications for leptogenesis and electron EDM JHEP 07 (2021) 039 e-Print:2012.05872 [hep-ph]
- Neutrino mass, mixing and muon g − 2 explanation in U(1)Lμ−Lτ \mathrm{U}{(1)}_{L_{\mu }-{L}_{\tau }} U(1)Lμ−Lτ extension of left-right theory JHEP 09 (2020) 010 e--Print: 2004.14259 [hep-ph]
- Evolution of black hole shadow in the presence of ultralight bosons Phys.Lett.B 803 (2020) 135284 e--Print: 1906.03190 [gr-qc]
- Narendra Sahu, Urjit A. Yajnik, 2005 "Gauged B - L symmetry and baryogenesis via leptogenesis at TeV scale" Phys.Rev. D71, 023507
- Anjishnu Sarkar, Abhishek, Urjit A. Yajnik 2007 "PeV scale left-right symmetry and baryon asymmetry of the Universe", Nucl.Phys. B800, 253-269
- Sudhanwa Patra, Anjishnu Sarkar, Utpal Sarkar, Urjit Yajnik, 2009. "Spontaneous Parity Violation in a Supersymmetric Left-Right Symmetric Model" Phys.Lett. B679, 386-389
- Sasmita Mishra, Urjit A. Yajnik, 2009 "Spontaneously broken parity and consistent cosmology with transitory domain walls" Phys.Rev. D81, 045010
- Debasish Borah, Urjit A. Yajnik, 2011 "Supersymmetric Left-Right models with Gauge Coupling Unification and Fermion Mass Universality" Phys.Rev. D83, 095004
- Bum-Hoon Lee, Wonwoo Lee, Richard MacKenzie, M.B. Paranjape, U.A. Yajnik, Dong-han Yeom, 2013, "Tunneling decay of false vortices" Phys.Rev. D88, 085031
- Production and decay rates of excited leptons in a left-right symmetric scenario Piyali Banerjee, Urjit A. Yajnik, Phys.Rev. D90 (2014) no.9, 095023
- C S Aulakh, Kuldeep Kuar and Urjit Yajnik, Ed.s, "Proceedings of UNICOS-2014 International Workshop on Unification and Cosmology after Higgs discovery and BICEP2" Springer link Pramana 86 (2016)
Research Category:
