QB857.5.G7 M65 2002
523.1/12
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Mollerach, Silvia.
Gravitational lensing and microlensing / Silvia Mollerach, Esteban Roulet.
— New Jersey : World Scientific, c2002. xi, 191 p. : il. ; 23 cm.
Incluye índice.
Incluye referencias bibliográficas (p. 175-187) e índice.
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.
ISBN 9810248520
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