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Related papers: YORP torque as the function of shape harmonics

200 papers

The parameter dependence of the various attractive solutions of the three variable nonlinear Lorenz model equations for thermal convection in Rayleigh-B\'enard flow is studied. Its bifurcation structure has commonly been investigated as a…

Chaotic Dynamics · Physics 2013-06-25 Holger R. Dullin , Sven Schmidt , Peter H. Richter , Siegfried K. Grossmann

The structure function is a useful quantity to characterize wavefront distortions. We derive expressions for the structure functions of the averaged wavefront phase and slopes. The expressions are valid within the inertial range of…

Data Analysis, Statistics and Probability · Physics 2015-04-02 Aglae Kellerer

A magnetic torque method is proposed that probes the warping and mass gap of Dirac cone surface states in topological insulators like Bi2X3 (X=Se,Te). A rotating field parallel to the surface induces a paramagnetic moment in the helical…

Materials Science · Physics 2015-05-30 Peter Thalmeier

Our earlier results on the temperature inversion properties and the ellipticisation of the finite temperature internal energy on odd spheres are extended to orbifold factors of odd spheres and then to other thermodynamic quantities, in…

High Energy Physics - Theory · Physics 2008-12-18 J. S. Dowker , Klaus Kirsten

The theory of fully developed turbulence is usually considered in an idealized homogeneous and isotropic state. Real turbulent flows exhibit the effects of anisotropic forcing. The analysis of correlation functions and structure functions…

chao-dyn · Physics 2009-10-31 Itai Arad , Victor S. L'vov , Itamar Procaccia

It is now becoming widely accepted that photon recoil forces from the asymmetric reflection and thermal re-radiation of absorbed sunlight are, together with collisions and gravitational forces, primary mechanisms governing the dynamical and…

Earth and Planetary Astrophysics · Physics 2015-06-04 Ben Rozitis , Simon F. Green

We describe a generalization of the asymptotic calculation of the tidal torques experienced by a massive star as a result of a companion in circular orbit originally considered by Zahn (1975,1977) to the case of a rotating star when the…

Astrophysics · Physics 2015-06-24 J. C. Papaloizou , G. J. Savonije

We present the first self-consistent simulations of the coupled spin-shape evolution of small gravitational aggregates under the influence of the YORP effect. Because of YORP's sensitivity to surface topography, even small centrifugally…

Earth and Planetary Astrophysics · Physics 2015-06-23 Desireé Cotto-Figueroa , Thomas S. Statler , Derek C. Richardson , Paolo Tanga

We show that the differential rotation profile of the solar convection zone, apart from inner and outer boundary layers, can be reproduced with great accu- racy if the isorotation contours correspond to characteristics of the thermal wind…

Solar and Stellar Astrophysics · Physics 2015-05-13 S. A. Balbus , J. Bonart , H. N. Latter , N. O. Weiss

Analytical expressions for the axial and transverse acoustic radiation forces as well as the radiation torque per length are derived for a rigid elliptical cylinder placed arbitrarily in the field of in plane progressive, quasi-standing or…

Classical Physics · Physics 2020-07-21 F. G. Mitri

Under the assumption of thermal wind balance and effective entropy mixing in constant rotation surfaces, the isorotational contours of the solar convective zone may be reproduced with great fidelity. Even at this early stage of development,…

Solar and Stellar Astrophysics · Physics 2015-05-18 Steven A. Balbus , Nigel O. Weiss

Symmetry and magnitude of spin-orbit torques (SOT), i.e., current-induced torques on the magnetization of systems lacking inversion symmetry, are investigated in a fully relativistic linear response framework based on the Kubo formalism. By…

Materials Science · Physics 2016-08-12 Sebastian Wimmer , Kristina Chadova , Marten Seemann , Diemo Ködderitzsch , Hubert Ebert

The Yarkovsky-O'Keefe-Radzievskii-Paddack (YORP) effect is a net torque caused by solar radiation directly reflected and thermally re-emitted from the surface of small asteroids and is considered to be crucial in their dynamical evolution.…

Earth and Planetary Astrophysics · Physics 2022-11-30 Jun Tian , Haibin Zhao , Bin Li

Different sequences of ellipsoids are represented on the ellipticity-rotation plane. The rotation parameter is defined as the ratio of kinetic energy related to the mean tangential equatorial velocity component to kinetic energy related to…

Instrumentation and Methods for Astrophysics · Physics 2014-11-20 R. Caimmi

Context: Relaxation theory offers a straightforward method for estimating the energy that is released when a magnetic field becomes unstable, as a result of continual convective driving. Aims: We present new results obtained from nonlinear…

Solar and Stellar Astrophysics · Physics 2015-06-12 Michael Bareford , Alan Hood , Philippa Browning

In this paper we generalize some classical estimates involving the torsional rigidity and the principal frequency of a convex domain to a class of functionals related to some anisotropic non linear operators.

Analysis of PDEs · Mathematics 2017-03-28 Giuseppe Buttazzo , Serena Guarino Lo Bianco , Michele Marini

The jet shape is a classic jet substructure observable that probes the average transverse energy profile inside a reconstructed jet. The studies of jet shapes in proton-proton collisions have served as precision tests of perturbative…

High Energy Physics - Phenomenology · Physics 2015-06-19 Yang-Ting Chien , Ivan Vitev

Isotropic functions of positions $\hat{\bf r}_1, \hat{\bf r}_2,\ldots, \hat{\bf r}_N$, i.e. functions invariant under simultaneous rotations of all the coordinates, are conveniently formed using spherical harmonics and Clebsch-Gordan…

Cosmology and Nongalactic Astrophysics · Physics 2023-08-02 Robert N. Cahn , Zachary Slepian

The isorotation contours of the solar convective zone (SCZ) show three distinct morphologies, corresponding to two boundary layers (inner and outer), and the bulk of the interior. Previous work has shown that the thermal wind equation…

Solar and Stellar Astrophysics · Physics 2015-06-03 Steven A. Balbus , Henrik Latter , Nigel Weiss

We analyse the angular dynamics of a neutrally buoyant nearly spherical particle immersed in a steady general linear flow. The hydrodynamic torque acting on the particle is obtained by means of a reciprocal theorem, regular perturbation…

Fluid Dynamics · Physics 2015-05-29 F. Candelier , J. Einarsson , F. Lundell , B. Mehlig , J. -R. Angilella