Neutrino masses and leptogenesis with heavy Higgs triplets

被引:458
作者
Ma, E [1 ]
Sarkar, U
机构
[1] Univ Calif Riverside, Dept Phys, Riverside, CA 92521 USA
[2] Phys Res Lab, Ahmedabad 380009, Gujarat, India
关键词
D O I
10.1103/PhysRevLett.80.5716
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
A simple and economical extension of the minimal standard electroweak gauge model (without right-handed neutrinos) by the addition of two heavy Higgs scalar triplets would have two significant advantages. Naturally small Majorana neutrino masses would become possible, as well as leptogenesis in the early universe which gets converted at the electroweak phase transition into the present observed baryon asymmetry.
引用
收藏
页码:5716 / 5719
页数:4
相关论文
共 10 条
[1]   CONSTRAINTS ON LIGHT PARTICLES FROM SUPERNOVA SN 1987A [J].
ELLIS, J ;
OLIVE, KA .
PHYSICS LETTERS B, 1987, 193 (04) :525-530
[2]   BARYOGENESIS WITHOUT GRAND UNIFICATION [J].
FUKUGITA, M ;
YANAGIDA, T .
PHYSICS LETTERS B, 1986, 174 (01) :45-47
[3]   LEFT-HANDED NEUTRINO MASS SCALE AND SPONTANEOUSLY BROKEN LEPTON NUMBER [J].
GELMINI, GB ;
RONCADELLI, M .
PHYSICS LETTERS B, 1981, 99 (05) :411-415
[4]   COSMOLOGICAL BARYON AND LEPTON NUMBER IN THE PRESENCE OF ELECTROWEAK FERMION-NUMBER VIOLATION [J].
HARVEY, JA ;
TURNER, MS .
PHYSICAL REVIEW D, 1990, 42 (10) :3344-3349
[5]  
Kolb EW, 1990, The Early Universe, V69, P1, DOI DOI 10.1201/9780429492860
[6]   ON ANOMALOUS ELECTROWEAK BARYON-NUMBER NON-CONSERVATION IN THE EARLY UNIVERSE [J].
KUZMIN, VA ;
RUBAKOV, VA ;
SHAPOSHNIKOV, ME .
PHYSICS LETTERS B, 1985, 155 (1-2) :36-42
[7]   Tree-level non-decoupling and the supersymmetric Higgs sector [J].
Li, XY ;
Ma, E .
JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS, 1997, 23 (08) :885-894
[8]   NEUTRINO MASS AND SPONTANEOUS PARITY NON-CONSERVATION [J].
MOHAPATRA, RN ;
SENJANOVIC, G .
PHYSICAL REVIEW LETTERS, 1980, 44 (14) :912-915
[9]   Precision electroweak data: Present status and future prospects [J].
Renton, PB .
INTERNATIONAL JOURNAL OF MODERN PHYSICS A, 1997, 12 (23) :4109-4154
[10]  
SAKHAROV AD, 1967, JETP LETT, V5, P32