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Related papers: Anelastic tidal dissipation in multi-layer planets

200 papers

We study tidal dissipation in stars with masses in the range $0.1-1.6 M_\odot$ throughout their evolution, including turbulent effective viscosity acting on equilibrium tides and inertial waves in convection zones, and internal gravity…

Earth and Planetary Astrophysics · Physics 2020-09-09 Adrian J. Barker

The efficiency of tidal dissipation provides a zeroth-order link to a planet's physical properties. For super-Earth and sub-Neptune planets in the range $R_{\oplus}\lesssim R_p \lesssim 4 R_{\oplus}$, particularly efficient dissipation…

Earth and Planetary Astrophysics · Physics 2023-11-08 Emma Louden , Gregory Laughlin , Sarah Millholland

The full non-linear evolution of the tidal instability is studied numerically in an ellipsoidal fluid domain relevant for planetary cores applications. Our numerical model, based on a finite element method, is first validated by reproducing…

Classical Physics · Physics 2010-10-01 David Cébron , Michael Le Bars , Justin Leontini , Pierre Maubert , Patrice Le Gal

Transiting planets are generally close enough to their host stars that tides may govern their orbital and thermal evolution of these planets. We present calculations of the tidal evolution of recently discovered transiting planets and…

Astrophysics · Physics 2009-11-13 Brian Jackson , Rory Barnes , Richard Greenberg

Thermal, orbital, and rotational dynamics of tidally loaded exoplanets are interconnected by intricate feedback. The rheological structure of the planet determines its susceptibility to tidal deformation and, as a consequence, participates…

Earth and Planetary Astrophysics · Physics 2020-09-02 Michaela Walterová , Marie Běhounková

The rate of tidal evolution of asteroidal binaries is defined by the dynamical Love numbers divided by quality factors. Common is the (often illegitimate) approximation of the dynamical Love numbers with their static counterparts. As the…

Earth and Planetary Astrophysics · Physics 2015-11-24 Michael Efroimsky

The competition between the torques induced by solid and thermal tides drives the rotational dynamics of Venus-like planets and super-Earths orbiting in the habitable zone of low-mass stars. The tidal responses of the atmosphere and…

Earth and Planetary Astrophysics · Physics 2017-07-19 Pierre Auclair-Desrotour , Jacques Laskar , Stéphane Mathis , Alexandre Correia

The spin axis of a rotationally deformed planet is forced to precess about its orbital angular momentum vector, due to the tidal gravity of its host star, if these directions are misaligned. This induces internal fluid motions inside the…

Earth and Planetary Astrophysics · Physics 2016-07-27 Adrian J. Barker

We consider the evolution of a binary system interacting due to tidal effects without restriction on the orientation of the orbital, and where significant, spin angular momenta, and orbital eccentricity. We work in the low tidal forcing…

Solar and Stellar Astrophysics · Physics 2020-11-11 P. B. Ivanov , J. C. B. Papaloizou

The orbits of short-period exoplanets are sculpted by tidal dissipation. However, the mechanisms and associated efficiencies of these tidal interactions are poorly constrained. We present robust constraints on the tidal quality factors of…

Earth and Planetary Astrophysics · Physics 2025-01-17 Sarah C. Millholland , Morgan MacLeod , Felicia Xiao

We study systems of close orbiting planets evolving under the influence of tidal circularization. It is supposed that a commensurability forms through the action of disk induced migration and orbital circularization. After the system enters…

Earth and Planetary Astrophysics · Physics 2015-05-28 J. C. B. Papaloizou

Solid body tides provide key information on the interior structure, evolution, and origin of the planetary bodies. Our Solar system harbours a very diverse population of planetary bodies, including those composed of rock, ice, gas, or a…

We analyze the long-term tidal evolution of a single-planet system through the use of numerical simulations and averaged equations giving the variations of semi-major axis and eccentricity of the relative orbit. For different types of…

Earth and Planetary Astrophysics · Physics 2015-05-13 Adrian Rodriguez , Sylvio Ferraz-Mello

Oceanic tides are a major source of tidal dissipation. They are a key actor for the orbital and rotational evolution of planetary systems, and contribute to the heating of icy satellites hosting a subsurface ocean. Oceanic tides are…

Earth and Planetary Astrophysics · Physics 2018-11-26 Pierre Auclair-Desrotour , Stéphane Mathis , Jacques Laskar , Jérémy Leconte

Tidal interactions play an important role in many astrophysical systems, but uncertainties regarding the tides of rapidly rotating, centrifugally distorted stars and gaseous planets remain. We have developed a precise method for computing…

Earth and Planetary Astrophysics · Physics 2023-04-12 Janosz W. Dewberry , Dong Lai

Since 1995, numerous close-in planets have been discovered around low-mass stars (M to A-type stars). These systems are susceptible to be tidally evolving, in particular the dissipation of the kinetic energy of tidal flows in the host star…

Earth and Planetary Astrophysics · Physics 2016-11-28 Emeline Bolmont , Florian Gallet , Stéphane Mathis , Corinne Charbonnel , Louis Amard

Since twenty years, a large population of close-in planets orbiting various classes of low-mass stars (from M to A-type stars) has been discovered. In such systems, the dissipation of the kinetic energy of tidal flows in the host star may…

Earth and Planetary Astrophysics · Physics 2016-06-22 Emeline Bolmont , Stéphane Mathis

Astrophysical fluid bodies that orbit close to one another induce tidal distortions and flows that are subject to dissipative processes. The spin and orbital motions undergo a coupled evolution over astronomical timescales, which is…

Solar and Stellar Astrophysics · Physics 2015-06-19 Gordon I. Ogilvie

Gas giant planets are differentially rotating magnetic objects that have strong and complex interactions with their environment. In our Solar system, they interact with their numerous moons while exoplanets with very short orbital periods…

Earth and Planetary Astrophysics · Physics 2023-10-03 Hachem Dhouib , Clément Baruteau , Stéphane Mathis , Florian Debras , Aurélie Astoul , Michel Rieutord

Tidal dissipation in star-planet systems can occur through various mechanisms, among which is the elliptical instability. This acts on elliptically deformed equilibrium tidal flows in rotating fluid planets and stars, and excites inertial…

Earth and Planetary Astrophysics · Physics 2023-07-12 Nils B. de Vries , Adrian J. Barker , Rainer Hollerbach