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Astrophysique --- Astrophysics --- Stars --- Stellar oscillations --- Etoiles --- Etoiles a neutrons --- Etoiles pulsantes --- Naines blanches --- Structures --- Stars --- Stellar oscillations --- Etoiles --- Etoiles a neutrons --- Etoiles pulsantes --- Naines blanches --- Structures
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The astrophysical process of accretion onto compact central objects is ubiquitous across the universe. The study of white dwarf stars has greatly expanded in recent years, and this book presents, from first principles, the physics of the accretion process onto white dwarfs. Among the resulting phenomena are isolated white dwarfs accreting interstellar gas and dust as they orbit the galactic center, white dwarfs accreting from the debris disks of tidally disrupted asteroids, comets and exoplanets in other exoplanetary systems, white dwarfs accreting from red giant winds in symbiotic variable stars, white dwarfs accreting from Roche lobe-detached main sequence stars, white dwarfs accreting in cataclysmic variables, helium accreting white dwarfs in the ultra-compact AM CVn binaries, accreting white dwarf explosions in classical novae and Type Ia supernovae, the cosmologically critical white dwarf supernovae that led to the discovery of the accelerating expansion of the universe and the existence of dark energy. This book is intended for advanced undergraduates, graduate students, astrophysicists who specialize in white dwarf studies as well as non-specialist scientists.
White dwarf stars. --- Accretion (Astrophysics) --- Stars, New. --- Variable stars. --- Supernovae. --- Extrasolar planets. --- Naines blanches. --- Novae. --- Supernovae. --- Étoiles variables. --- Accrétion (astrophysique) --- Exoplanètes.
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In this work, the emphasis will be placed on the understating of the theory needed to try to describe correctly the interaction between convection and pulsation. We will shed light on important terms appearing due to turbulent flows and see how we can describe them. Hence, we will present more evolved models that should reproduce the reality with a better fidelity. Finally, to illustrate and compare the different possible models introduced previously, we will study a well-known type of variable stars: the ZZ Ceti white dwarfs. These dying stars are known for their extremely thin but efficient convection envelope (as most white dwarfs) and for their instability strip for which better predictions are still needed in order to match the observations. Dans ce travail, l'emphase sera mise sur la compréhension de la théorie nécessaire pour décrire correctement l’interaction entre la convection et les pulsations. Nous mettrons en évidence l'apparition de termes importants supplémentaires provenant des écoulements turbulents et nous verrons comment ils peuvent être décrits. De plus, nous présenterons des modèles plus évolués censés reproduire la réalité avec une meilleure fidélité. Finalement, pour illustrer et comparer les différents modèles que nous auront préalablement introduits, nous étudierons un type d'étoiles variables bien connu : les naines blanches ZZ Ceti. Ces étoiles en fin de vie sont connues pour leur enveloppe convective fine mais très importante et surtout pour leur bande d'instabilité pour laquelle de meilleures prédictions sont toujours nécessaires afin de reproduire les observations.
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This self-contained introduction to compact star physics explains important concepts from areas such as general relativity, thermodynamics, statistical mechanics, and nuclear physics. Containing many tested exercises, and written by an international expert in the research field, the book provides important insights on the basic concepts of compact stars, discusses white dwarfs, neutron stars, quark stars and exotic compact stars. Included are sections on astrophysical observations of compact stars, and present and future terrestrial experiments related to compact stars physics, as the study of exotic nuclei and relativistic heavy-ion collisions. Major developments in the field such as the discovery of massive neutron stars, and a discussion of the recent gravitational wave measurement of a neutron star merger are also presented. This book is ideal for graduate students and researchers working on the physics of compact stars, general relativity and nuclear physics.
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52.09 --- Astronomie. Astrofysica. Ruimteonderzoek. Geodesie--?.09 --- Astronomy --- Astrophysicists --- Astro-physicists --- Astronomers --- Physicists --- Physical sciences --- Space sciences --- Biography --- Chandrasekhar, S. --- Chandrasekhar, Subrahmanyan, --- Chandrasekar, S. --- Subrahmanyan Chandrasekhar, --- Subramanya Chandrasekhar, --- Chandra, --- Astronomy. --- Black holes --- Neutron stars --- Astronomie --- Trous noirs --- Etoiles à neutrons --- Biography. --- Black holes (Astronomy) --- Trous noirs (astronomie) --- Naines blanches --- Étoiles à neutrons. --- Astrophysiciens
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Astronomy & Astrophysics --- Physical Sciences & Mathematics --- Astronomy - General --- White dwarf stars --- Dwarf stars --- White dwarf --- Naines blanches --- Congresses. --- Congrès --- Space sciences. --- Observations, Astronomical. --- Astronomy—Observations. --- Astrophysics. --- Condensed matter. --- Space Sciences (including Extraterrestrial Physics, Space Exploration and Astronautics). --- Astronomy, Observations and Techniques. --- Astrophysics and Astroparticles. --- Condensed Matter Physics. --- Condensed materials --- Condensed media --- Condensed phase --- Materials, Condensed --- Media, Condensed --- Phase, Condensed --- Liquids --- Matter --- Solids --- Astronomical physics --- Astronomy --- Cosmic physics --- Physics --- Astronomical observations --- Observations, Astronomical --- Science and space --- Space research --- Cosmology --- Science
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Special and General Relativity are concisely developed together with essential aspects of nuclear and particle physics. Problem sets are provided for many chapters, making the book ideal for a course on the physics of white dwarf and neutron star interiors.
General relativity (Physics) --- Special relativity (Physics) --- White dwarf stars. --- Neutron stars. --- Black holes (Astronomy) --- Relativité générale (Physique) --- Relativité restreinte (Physique) --- Naines blanches --- Etoiles à neutrons --- Trous noirs (Astronomie) --- White dwarf stars --- Neutron stars --- Atomic Physics --- Astrophysics --- Physics --- Astronomy & Astrophysics --- Physical Sciences & Mathematics --- Relativité générale (Physique) --- Relativité restreinte (Physique) --- Etoiles à neutrons --- EPUB-LIV-FT LIVPHYSI SPRINGER-B --- White dwarfs --- Ether drift --- Mass energy relations --- Relativity theory, Special --- Restricted theory of relativity --- Special theory of relativity --- Relativistic theory of gravitation --- Relativity theory, General --- Frozen stars --- Physics. --- Gravitation. --- Astronomy. --- Astrophysics. --- Cosmology. --- Classical and Quantum Gravitation, Relativity Theory. --- Astrophysics and Astroparticles. --- Astronomy, Astrophysics and Cosmology. --- Compact objects (Astronomy) --- Gravitational collapse --- Stars --- Pulsars --- Dwarf stars --- Relativity (Physics) --- Gravitation --- Astronomical physics --- Astronomy --- Cosmic physics --- Field theory (Physics) --- Matter --- Antigravity --- Centrifugal force --- Properties
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