Grand unified models and cosmology

Particle physics and the standard cosmology......Page 14
Introduction......Page 22
Majorana mass terms and the see-saw mechanism......Page 23
Quantised fermions fields......Page 26
Motivation......Page 27
Constructing supersymmetric Lagrangians......Page 28
Introduction......Page 31
An SO(10) string......Page 33
The scattering cross-section......Page 35
The equations of motion......Page 36
The external solution......Page 37
The internal solution......Page 38
Matching at the string core......Page 39
The elastic cross-section......Page 40
The inelastic cross-section......Page 41
The second quantised cross-section......Page 43
Conclusions......Page 44
Introduction......Page 45
Breaking down to the standard model......Page 46
Hybrid defects......Page 48
Inflation in supersymmetric SO(10) models......Page 50
Breaking via SU(5) U(1)X......Page 51
Breaking via SU(5) U(1)\"0365U(1)......Page 52
Breaking via SU(5) Z2......Page 53
Domain walls in left-right models......Page 54
Breaking via 4c 2L 2R......Page 55
Breaking via 3c 2L 2R 1B-L......Page 57
Breaking via 3c 2L 1R 1B-L......Page 59
Breaking directly down to the standard model......Page 60
Conclusions......Page 61
Introduction......Page 65
Inflation in supersymmetric SO(10) models......Page 66
The supersymmetric SO(10) model and the standard cosmology......Page 69
Ingredients......Page 70
The superpotential......Page 71
The inflationary epoch......Page 73
General properties......Page 76
No superconducting strings......Page 77
Temperature fluctuations in the CBR......Page 78
Dark matter......Page 80
Large scale structure......Page 81
Conclusions......Page 82
Introduction......Page 83
Right-handed neutrino zero modes in B-L cosmic strings......Page 85
Leptogenesis via decaying cosmic string loops......Page 87
Conclusions......Page 91
Conclusions and perspectives......Page 92
Brief review of SO(10)......Page 96
The external solution......Page 98
The internal solution......Page 99
The matching conditions......Page 100
Minimising the superpotential......Page 102