Gravitational lensing and microlensing
By: Silvia Mollerach, Esteban Roulet.
Contributors: Roulet, Esteban.
Publisher: World Scientific
Published: 2002
Place of publication: New Jersey
Language: eng
Number of pages: 191
Subjects: Gravitational lenses.; Microlensing (Astrophysics)
Notes: Includes bibliographical references (p. 175-187) and index.
Table of contents: title: Machine generated contents note: Preface vii; title: Chapter 1 Historical introduction 1; title: Chapter 2 The deflection of light 7; title: 2.1 Basics of General Relativity7; title: 2.1.1 Introduction7; title: 2.1.2 Tensors in curved spacetimes 9; title: 2.1.3 Motion of particles 13; title: 2.1.4 The spacetime curvature15; title: 2.1.5 The Einstein equation17; title: 2.1.6 The Schwarzschild metric 18; title: 2.2 The bending of light21; title: 2.2.1 Point-like deflector21; title: 2.2.2 Time delay24; title: 2.2.3 Extended mass distribution25; title: Chapter 3 Gravitational lensing theory 29; title: 3.1 The lens equation29; title: 3.1.1 Point-like lenses 29; title: 3.1.2 Extended lenses33; title: 3.2 The surface brightness conservation 34; title: 3.3 Amplification35; title: 3.4 Caustics and critical lines41; title: 3.5 Fermat's principle42; title: 3.6 Galaxy lens models45; title: 3.6.1 Circularly symmetric lenses45; title: 3.6.2 Non-circularly symmetric lenses50; title: 3.7 The folded sky51; title: 3.8 Folds and cusps58; title: 3.8.1 Magnification near a fold60; title: 3.8.2 Magnification near a cusp62; title: 3.8.3 The binary lens65; title: Chapter 4 Macrolensing results 69; title: 4.1 Lensing of quasars70; title: 4.2 Time delays and Ho74; title: 4.3 Statistical lensing and cosmological parameters78; title: 4.4 Strong lensing by clusters81; title: 4.5 Weak lensing in clusters84; title: 4.6 Cosmic shear87; title: 4.7 Quasar-galaxy correlations94; title: 4.8 Lensing of the Cosmic Microwave Background94; title: Chapter 5 Microlensing I: Basics 99; title: 5.1 The Galaxy in brief100; title: 5.1.1 The thin and thick disks100; title: 5.1.2 Galactic spheroid and bulge101; title: 5.1.3 The dark halo103; title: 5.2 Basic microlensing theoretical tools105; title: 5.2.1 The light curve105; title: 5.2.2 Optical depth107; title: 5.2.3 Event duration distribution108; title: 5.3 Microlensing of unresolved sources114; title: 5.4 Observational searches of microlensing117; title: 5.4.1 Searches towards the Magellanic Clouds118; title: 5.4.2 Searches towards the bulge122; title: Chapter 6 Microlensing II: Beyond the simplest light curve 125; title: 6.1 Binary lenses126; title: 6.1.1 The complex lens equation126; title: 6.1.2 Microlensing by binaries131; title: 6.1.3 Planetary searches136; title: 6.2 Further determinations of the lensing parameters139; title: 6.2.1 Proper motion141; title: 6.2.2 Limb darkening147; title: 6.2.3 Parallax measurements148; title: 6.3 Astrometric microlensing152; title: 6.4 Quasar microlensing156; title: Appendix A Cosmology tools 161; title: A.1 The Friedmann-Robertson-Walker Universe161; title: A.2 The distance scales163; title: A.3 Large scale structures166; title: A.4 Cosmic Microwave Background anisotropies170; title: Bibliography 175; title: Index 189.