Baryogenesis from leptogenesis in SO(10) models

被引:57
作者
Buccella, F
Falcone, D
Tramontano, F
机构
[1] Dipartimento di Scienze Fisiche, Università di Napoli, Complesso di Monte S. Angelo, Napoli, Via Cintia
关键词
D O I
10.1016/S0370-2693(01)01409-5
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We discuss the baryogenesis via leptogenesis mechanism within the supersymmetric and nonsupersymmetric SO(10) models. We find that the nonsupersymmetric model, endowed with an intermediate scale, is generally favoured, unless some fine tuning occurs in the supersymmetric case. (C) 2002 Published by Elsevier Science B.V.
引用
收藏
页码:241 / 244
页数:4
相关论文
共 46 条
[31]   PREDICTIONS FOR THE PROTON LIFETIME IN MINIMAL NONSUPERSYMMETRIC SO(10) MODELS - AN UPDATE [J].
LEE, DG ;
MOHAPATRA, RN ;
PARIDA, MK ;
RANI, M .
PHYSICAL REVIEW D, 1995, 51 (01) :229-235
[32]   REEXAMINATION OF GENERATION OF BARYON AND LEPTON NUMBER ASYMMETRIES IN THE EARLY UNIVERSE BY HEAVY-PARTICLE DECAY [J].
LIU, J ;
SEGRE, G .
PHYSICAL REVIEW D, 1993, 48 (10) :4609-4612
[33]   BARYOGENESIS VIA LEPTOGENESIS [J].
LUTY, MA .
PHYSICAL REVIEW D, 1992, 45 (02) :455-464
[34]   Scale of SU(2)R symmetry breaking and leptogenesis [J].
Ma, E ;
Sarkar, S ;
Sarkar, U .
PHYSICS LETTERS B, 1999, 458 (01) :73-78
[35]   NEUTRINO MASS AND SPONTANEOUS PARITY NON-CONSERVATION [J].
MOHAPATRA, RN ;
SENJANOVIC, G .
PHYSICAL REVIEW LETTERS, 1980, 44 (14) :912-915
[36]   Primordial nucleosynthesis: theory and observations [J].
Olive, KA ;
Steigman, G ;
Walker, TP .
PHYSICS REPORTS-REVIEW SECTION OF PHYSICS LETTERS, 2000, 333 (1-6) :389-407
[37]   LEPTON NUMBER AS FOURTH COLOR [J].
PATI, JC ;
SALAM, A .
PHYSICAL REVIEW D, 1974, 10 (01) :275-289
[38]   CP violation and baryogenesis due to heavy Majorana neutrinos [J].
Pilaftsis, A .
PHYSICAL REVIEW D, 1997, 56 (09) :5431-5451
[39]   Heavy Majorana neutrinos and baryogenesis [J].
Pilaftsis, A .
INTERNATIONAL JOURNAL OF MODERN PHYSICS A, 1999, 14 (12) :1811-1857
[40]   Baryogenesis and lepton number violation [J].
Plumacher, M .
ZEITSCHRIFT FUR PHYSIK C-PARTICLES AND FIELDS, 1997, 74 (03) :549-559