Gravitational lensing and microlensing /

Gravitational lensing and microlensing /

Guardado en:
Detalles Bibliográficos
Autor principal: Mollerach, Silvia.
Otros Autores: Roulet, Esteban.
Formato: Libro
Lenguaje:
Publicado: New Jersey : World Scientific, c2002.
Materias:
Gravitational lenses.
Microlensing (Astrophysics)
Acceso en línea:Indice
Tabla de Contenidos:
  • Machine generated contents note: Preface vii
  • Chapter 1 Historical introduction 1
  • Chapter 2 The deflection of light 7
  • 2.1 Basics of General Relativity7
  • 2.1.1 Introduction7
  • 2.1.2 Tensors in curved spacetimes 9
  • 2.1.3 Motion of particles 13
  • 2.1.4 The spacetime curvature15
  • 2.1.5 The Einstein equation17
  • 2.1.6 The Schwarzschild metric 18
  • 2.2 The bending of light21
  • 2.2.1 Point-like deflector21
  • 2.2.2 Time delay24
  • 2.2.3 Extended mass distribution25
  • Chapter 3 Gravitational lensing theory 29
  • 3.1 The lens equation29
  • 3.1.1 Point-like lenses 29
  • 3.1.2 Extended lenses33
  • 3.2 The surface brightness conservation 34
  • 3.3 Amplification35
  • 3.4 Caustics and critical lines41
  • 3.5 Fermat's principle42
  • 3.6 Galaxy lens models45
  • 3.6.1 Circularly symmetric lenses45
  • 3.6.2 Non-circularly symmetric lenses50
  • 3.7 The folded sky51
  • 3.8 Folds and cusps58
  • 3.8.1 Magnification near a fold60
  • 3.8.2 Magnification near a cusp62
  • 3.8.3 The binary lens65
  • Chapter 4 Macrolensing results 69
  • 4.1 Lensing of quasars70
  • 4.2 Time delays and Ho74
  • 4.3 Statistical lensing and cosmological parameters78
  • 4.4 Strong lensing by clusters81
  • 4.5 Weak lensing in clusters84
  • 4.6 Cosmic shear87
  • 4.7 Quasar-galaxy correlations94
  • 4.8 Lensing of the Cosmic Microwave Background94
  • Chapter 5 Microlensing I: Basics 99
  • 5.1 The Galaxy in brief100
  • 5.1.1 The thin and thick disks100
  • 5.1.2 Galactic spheroid and bulge101
  • 5.1.3 The dark halo103
  • 5.2 Basic microlensing theoretical tools105
  • 5.2.1 The light curve105
  • 5.2.2 Optical depth107
  • 5.2.3 Event duration distribution108
  • 5.3 Microlensing of unresolved sources114
  • 5.4 Observational searches of microlensing117
  • 5.4.1 Searches towards the Magellanic Clouds118
  • 5.4.2 Searches towards the bulge122
  • Chapter 6 Microlensing II: Beyond the simplest light curve 125
  • 6.1 Binary lenses126
  • 6.1.1 The complex lens equation126
  • 6.1.2 Microlensing by binaries131
  • 6.1.3 Planetary searches136
  • 6.2 Further determinations of the lensing parameters139
  • 6.2.1 Proper motion141
  • 6.2.2 Limb darkening147
  • 6.2.3 Parallax measurements148
  • 6.3 Astrometric microlensing152
  • 6.4 Quasar microlensing156
  • Appendix A Cosmology tools 161
  • A.1 The Friedmann-Robertson-Walker Universe161
  • A.2 The distance scales163
  • A.3 Large scale structures166
  • A.4 Cosmic Microwave Background anisotropies170
  • Bibliography 175
  • Index 189.

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