Results 101 to 110 of about 1,518 (208)

Transformation groups and the virial theorem

open access: yes, 1972
A generalization of Noether's result for classical mechanics is given, which shows that the virial theorem is related to an invariance property of the Lagrange function.
Kampen, N.G. van
core  

The virial theorem for subsystems: application to a globular cluster within a galaxy

open access: yes, 2004
A self-similar evolution of a globular cluster within a galaxy, which implies a one-component formulation of the virial theorem (Mouri & Taniguchi 2003), is extended to a two-component formulation (Caimmi & Secco 2003).
CAIMMI, ROBERTO
core   +1 more source

Virial theorem and the dynamics of clusters of galaxies in the brane world models

open access: yes, 2007
A version of the virial theorem, which takes into account the effects of the noncompact extra dimensions, is derived in the framework of the brane world models.
Harko, T   +3 more
core   +1 more source

The virial theorem in relativistic quantum mechanics

open access: yes, 1976
For a class of potentials including the Coulomb potential q = μr−1 with ¦ μ ¦ < 1 (∗) (i.e., atomic numbers Z ⩽ 137), the virial theorem (u, α · pu) = (u, r(∂q∂r)u) is shown to hold, u being an eigenfunction of the operator Hu = TU : = (α · p + β + q)u ...
Kalf, Hubert
core   +1 more source

Line-of-Sight Mass Estimator and the Masses of the Milky Way and Andromeda Galaxy

open access: yesUniverse
The total mass of a galaxy group, such as the Milky Way (MW) and the Andromeda Galaxy (M 31), is typically determined from the kinematics of satellites within their virial zones. Bahcall and Tremaine (1981) proposed the v2r estimator as an alternative to
Danila Makarov   +3 more
doaj   +1 more source

The Wavefunctions and Energy Eigenvalues of the Schrodinger Equation for Different Potentials Due to the Virial Theorem

open access: yes, 2015
The derivation of the virial theorem is presented both in classical and quantum mechanical approach. The kinetic energy and potential energy of the mechanical energy is converted to each other due to the virial theorem.
N. Hulaguhanoglu   +3 more
core   +1 more source

The tensor virial theorem for subsystems. II

open access: yes, 1984
In an earlier paper (Brosche et al, 1983), a tensor virial theorem has been formulated for subsystems and the special case of two concentric and copolar homogeneous oblate spheroids, one lying completely within the other, has been evaluated. Some special
CAIMMI, ROBERTO   +2 more
core  

VIRIAL THEOREM AND NON-EQUILIBRIUM CANONICAL-DISSIPATIVE DISTRIBUTIONS CHARACTERIZING PARKINSON TREMOR

open access: yes, 2011
The virial theorem and the concept of canonical-statistical distributions represent two fundamental elements of statistical physics. We apply these concepts to hand tremor oscillations recorded from six Parkinson patients. We find that the virial theorem
T. D. Frank
core   +1 more source

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