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Prof. Dr. Utpal Sarkar

Profil

Derzeitige StellungProfessor W-3 und Äquivalente
FachgebietElementarteilchenphysik,Theoretische Physik
KeywordsBaryogenesis and Leptogenesis, CP Violation, Dark Matter and Dark Energy, Extra Dimensions, Neutrinos

Aktuelle Kontaktadresse

LandIndien
OrtAhmedabad
Universität/InstitutionPhysical Research Laboratory
Institut/AbteilungDepartment of Theoretical Physics
Websitehttp://www.prl.res.in/~utpal

Gastgeber*innen während der Förderung

Prof. Dr. Emmanuel A. PaschosLehrstuhl für Theoretische Physik III, Technische Universität Dortmund, Dortmund
Prof. Dr. Wilfried BuchmüllerDeutsches Elektronen-Synchrotron (DESY), Hamburg
Prof. Dr. Wilfried BuchmüllerGruppe Theorie, Deutsches Elektronen-Synchrotron (DESY), Hamburg
Beginn der ersten Förderung01.03.1994

Programm(e)

1993Humboldt-Forschungsstipendien-Programm

Publikationen (Auswahl)

2007Utpal Sarkar: Anomaly for Model building. In: Int. Jour. Mod. Phys. A, 2007, 931
2007Santosh SIngh, Utpal Sarkar: CP violation in neutrino mass matrix . In: Nucl. Phys. B, 2007, 28
2007S. Majhee, M.K. Parida, A. Raychaudhuri, Utpal Sarkar: Low intermediate scales for leptogenesis in SUSY SO(10) GUTs. In: Phys. Rev. D, 2007, 075003
2007E. Ma, N. Sahu, Utpal Sarkar: Low-Energy Thermal Leptogenesis in an Extended NMSSM Model. In: J. Phys. G , 2007, 741
2007C.T. Hill, I. Mocioiu, E.A. Paschos, Utpal Sarkar: Neutrino Phenomenology, Dark Energy and Leptogenesis from pseudo-Nambu-Goldstone Bosons.. In: Phys. Lett. B, 2007, 188
2006Utpal Sarkar, Ernest Ma Connecting dark energy to neutrinos with an observable higgs triplet. In: Phys. Lett. , 2006, 356
2006K. Bhattacharya, N. Sahu, S. Singh, Utpal Sarkar: Leptogenesis and low energy CP phases with two heavy neutrinos. In: Phys. Rev. D, 2006, 093001
2006E. Ma, N. Sahu, Utpal Sarkar: Leptogenesis below the Davidson-Ibarra bound. In: J. Phys. G, 2006, L65
2006N. Sahu, Utpal Sarkar: Leptogenesis bound on neutrino masses in left-right symmetric models with spontaneous D-parity violation. In: Phys. Rev. D, 2006, 093002
2006K. Bhattacharya, C.R. Das, B.R. Desai, G. Rajasekaran, Utpal Sarkar: See-saw fermion masses in an SO(10) GUT . In: Phys. Rev. D, 2006, 015003
2005Utpal Sarkar, B.R. Desai, G. Rajasekaran: An SO(10) GUT with see-saw masses for all fermions. In: Phys. Lett. B, 2005, 167-174
2005Utpal Sarkar: Minimal supersymmetric SO(10) GUT with only doublet Higgs. In: Phys. Lett. B, 2005, 118-123
2005Utpal Sarkar: Split Supersymmetry in an orbifold GUT. In: Phys. Rev. D, 2005, 035002-1-5
2004Utpal Sarkar: Parity in left-right symmetric models. In: Phys. Lett. B, 2004, 308-314
2003Utpal Sarkar, H.V. Klapdor-Kleingrothaus: Consequences of neutrinoless double beta decay and WMAP. In: Mod. Phys. Lett. A, 2003, 2243-2254
2003Utpal Sarkar, Palash B. Pal: Gauged B - 3L(tau), low-energy unification and proton decay. In: Phys. Lett. B, 2003, 147-152
2003Utpal Sarkar, H.V. Klapdor-Kleingrothaus: Neutrinoless double beta decay with scalar bilinears. In: Phys. Lett. B, 2003, 45-50
2003Utpal Sarkar, Biswajoy Brahmachari, Ernest Ma: Truly minimal left right model of quark and lepton masses. In: Phys. Rev. Lett. , 2003, 011801-1-4
2002Utpal Sarkar, H.V. Klapdor-Kleingrothaus: Baryon and lepton number violation with scalar bilinears. In: Mod. Phys. Lett. A, 2002, 2221-2228
2002Utpal Sarkar, H.V. Klapdor-Kleingrothaus: Majorana neutrinos with split fermions in extra dimensions. In: Phys. Lett B, 2002, 332-337
2002Utpal Sarkar, H.V. Klapdor-Kleingrothaus: Neutrino mixing schemes and neutrinoless double beta decay. In: Phys. Lett. B, 2002, 71-76
2002Utpal Sarkar, P.K. Panigrahi: Nuclear devices and basic neutrino oscillation research. In: Mod. Phys. Lett. A, 2002, 1893-1897
2001Utpal Sarkar, Thomas Hambye, Ernest Ma, Martti Raidal: Allowable low-energy E(6) subgroups from leptogenesis. In: Phys. Lett. B, 2001, 373-378
2001Utpal Sarkar, H.V. Klapdor-Kleingrothaus: Implications of observed neutrinoless double beta decay. In: Mod. Phys. Lett. A, 2001, 2469-2482
2001Utpal Sarkar, Ernest Ma, Martti Raidal: Low scale axion from large extra dimensions. In: Phys. Lett. B, 2001, 296-300
2001Utpal Sarkar, Asim K. Ray: Neutrino mass matrices in models with horizontal symmetries. In: Mod. Phys. Lett. A, 2001, 2345-2352
2001Utpal Sarkar, Ernest Ma, Martti Raidal: Phenomenology of the neutrino mass giving Higgs triplet and the low-energy seesaw violation of lepton number. In: Nucl. Phys. B, 2001, 313-330
2001Utpal Sarkar, Biswajoy Brahmachari, Ernest Ma: Supersymmetric model of neutrino mass and leptogenesis with string scale unification. In: Phys. Lett. B, 2001, 152-158
2001Utpal Sarkar, Thomas Hambye, Ernest Ma: Supersymmetric triplet Higgs model of neutrino masses and leptogenesis. In: Nucl. Phys. B, 2001, 23-38
2001Utpal Sarkar, Yong Liu: CP violation in neutrino mixing matrix and leptogenesis. In: Mod. Phys. Lett. A, 2001, 603-613
2000Utpal Sarkar, Yong Liu: About the mixing and CP violation in neutrino system. In: Commun. Theor. Phys., 2000, 289-294
2000Utpal Sarkar, H.V. Klapdor-Kleingrothaus, H. Pas: Confronting dilaton exchange gravity with experiments. In: Phys. Lett. B, 2000, 398-401
2000Utpal Sarkar, H.V. Klapdor-Kleingrothaus, H. Pas: Effects of new gravitational interactions on neutrinoless double beta decay. In: Phys. Lett. B, 2000, 269-274
2000Utpal Sarkar, H.V. Klapdor-Kleingrothaus, H. Pas: Effects of quantum space-time foam in the neutrino sector. In: Eur. Phys. Jour. A, 2000, 577-580
2000Utpal Sarkar, Thomas Hambye, Ernest Ma: Leptogenesis from R-parity nonconservation. In: Phys. Rev. D, 2000, 015010-1-4
2000Utpal Sarkar, Thomas Hambye, Ernest Ma: Leptogenesis from neutralino decay with nonholomorphic R-parity violation. In: Nucl. Phys. B, 2000, 429-452
2000Utpal Sarkar, Kyunsik Kang, Sin Kyu Kang: Lepton flavor mixing and baryogenesis. In: Phys. Lett. B, 2000, 391-399
2000Utpal Sarkar, Ernest Ma, G. Rajasekaran: Light sterile neutrinos from large extra dimensions. In: Phys. Lett. B, 2000, 363-368
2000Utpal Sarkar: Models of neutrino masses and baryogenesis. In: Pramana, 2000, 101-118
2000Utpal Sarkar, H.V. Klapdor-Kleingrothaus, S. Kolb: Neutrino Majorana mass and baryon number of the universe below the electroweak symmetry breaking scale. In: Phys. Lett. B, 2000, 289-293
2000Utpal Sarkar, Durmus A. Demir, Ernest Ma: Neutrino masses and the gluino axion model. In: J. Phys. G, 2000, L117-121
2000Utpal Sarkar, Ernest Ma, Martti Raidal: Verifiable model of neutrino masses from large extra dimensions. In: Phys. Rev. Lett., 2000, 3769-3772
1999Utpal Sarkar, Ernest Ma, Martti Raidal: Baryogenesis with scalar bilinears. In: Phys. Rev. D, 1999, 076005-1-4
1999Utpal Sarkar, S. Sarkar, A.K. Ray: Constraints on the SU(5)C x SU(2)L x U(1)' model from LEP data. In: Int. Jour. Mod. Phys. A, 1999, 1049-1060
1999Utpal Sarkar: Degenerate Dirac neutrinos. In: Phys. Rev. D, 1999, 037302-1-4
1999Utpal Sarkar, David Delepine: Gravitino constraints on models of neutrino masses and leptogenesis. In: Phys. Rev. D, 1999, 055005-1-4
1999Utpal Sarkar: Naturally light sterile neutrinos. In: Phys. Rev. D, 1999, 031301-1-4
1999Utpal Sarkar, Ernest Ma, Martti Raidal: Probing the exotic particle content beyond the standard model. In: Eur. Phys. Jour. C, 1999, 301-309
1999Utpal Sarkar, Ernest Ma, Subir Sarkar: Scale of SU(2)(R) symmetry breaking and leptogenesis. In: Phys. Lett. B, 1999, 73-78
1999Utpal Sarkar, Jacqueline Faridani, Smaragda Lola, Patrick J. O'Donnell: Scale of leptogenesis. In: Eur. Phys. Jour. C, 1999, 543-549
1999Utpal Sarkar, H.V. Klapdor-Kleingrothaus, H. Pas: Test of special relativity and equivalence principle from neutrinoless double beta decay. In: Eur. Phys. Jour. A, 1999, 3-6
1999Utpal Sarkar, E. Ma, M. Raidal: Neutrino masses in supersymmetry: R parity and leptogenesis. In: Phys. Lett. B, 1999, 359-364
1998Utpal Sarkar, Ernest Ma, D.P. Roy: A Seesaw model for atmospheric and solar neutrino oscillations. In: Phys. Lett. B, 1998, 391-396
1998Utpal Sarkar, Rathin Adhikari: Baryogenesis in a supersymmetric model without R-parity. In: Phys. Lett. B, 1998, 59-64
1998Utpal Sarkar, R. Vaidya: CP violation in the mass matrix of heavy neutrinos. In: Phys. Lett. B, 1998, 243-248
1998Utpal Sarkar, Subhendra Mohanty: Constraints on background torsion field from K physics. In: Phys. Lett. B, 1998, 424-428
1998Utpal Sarkar, Ernest Ma: Gauged B - 3L(tau) and baryogenesis. In: Phys. Lett. B, 1998, 95-102
1998Utpal Sarkar, Ernest Ma: Neutrino masses and leptogenesis with heavy Higgs triplets. In: Phys. Rev. Lett. , 1998, 5716-5719
1998Utpal Sarkar, Thomas Hambye, Robert B. Mann: Test of special relativity and equivalence principle from K physics. In: Phys. Rev. D, 1998, 025003-1-8
1998Utpal Sarkar, T. Hambye, R.B. Mann: Test of special relativity from K physics. In: Phys. Lett. B, 1998, 105-108
1998Utpal Sarkar, Subhendra Mohanty, D.P. Roy: Texture of a four neutrino mass matrix. In: Phys. Lett. B, 1998, 185-190