momentum density

[mō′ment·əm ′den·səd·ē]

(physics)

The momentum per unit volume of any given field.

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References in periodicals archive ?

Here, [[theta].sup.0.sub.0] and [[theta].sup.0.sub.i] represent the energy and momentum density components, respectively.

Localization of Energy-Momentum for a Black Hole Spacetime Geometry with Constant Topological Euler Density

Similarly, field momentum density is the product of inertia density and velocity.

Relativity and the luminal structure of matter

Here [S.sub.i] are the spatial components of the momentum density one-form as defined below.

Analysis of the Conformally Flat Approximation for Binary Neutron Star Initial Conditions

Padmanabhan, "Momentum density of spacetime and the gravitational dynamics," General Relativity and Gravitation, vol.

On the definition of energy for a continuum, its conservation laws, and the energy-momentum tensor

Defining the corresponding electromagnetic momentum density as the vector product of fields [mathematical expression not reproducible] [15], and taking into account Equation (5), we obtain:

On Inhomogeneous Metamaterials Media: A New Alternative Method for Analysis of Electromagnetic Fields Propagation

Having known a change of the momentum density fluxes in various points of the matter, the density of OIF can be calculated without knowledge of a distribution of electrical and magnetic fields.

Resolution of the age-old dilemma about a magnitude of the momentum of light in matter

To the best of our knowledge, no one attempted the electronic structure and momentum density of BaO and BaS using Compton spectroscopy.

Electronic structure and momentum density of BaO and BaS

Define the density, the velocity, the momentum density, and the entropy density of each phase as [[rho].sub.[alpha]], [v.sup.[alpha].sub.i], [m.sup.[alppha].sub.i] and [s.sub.[alpha]], respectively, wherein, [alpha] = s and f, respectively, represent the solid phase, the free water phase and the bound water phase, the same hereinafter.

Simulation of nonisothermal consolidation of saturated soils based on a thermodynamic model

Among the topics are probability concepts in physics as the path to statistical mechanics, atoms in molecules, density-functional approximations for exchange and correlation, electron density and molecular similarity, probing electron dynamics with the Laplacian of the momentum density, and applications of modern density functional theory to surfaces and interfaces.

A matter of density; exploring the electron density concept in the chemical, biological, and materials sciences

Field quantities such as mass density, momentum density, angular momentum density, and energy density are defined on the mesoscopic space.

Scalar, vectorial, and tensorial damage parameters from the mesoscopic background/Mesoskoopse taustaga skalaarsed, vektoriaalsed ja tensoriaalsed purunemisparameetrid

From the aforementioned E-L equations the configurational material stress and the configurational material momentum density can be derived [8].

Configurational forces in dynamics and electrodynamics/konfiguratsioonilised joud dunaamikas ja elektrodunaamikas

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