Results 81 to 90 of about 618,461 (271)

Ghost effect from Boltzmann theory

open access: yesCommunications on Pure and Applied Mathematics, EarlyView.
Abstract Taking place naturally in a gas subject to a given wall temperature distribution, the “ghost effect” exhibits a rare kinetic effect beyond the prediction of classical fluid theory and Fourier law in such a classical problem in physics. As the Knudsen number ε$\varepsilon$ goes to zero, the finite variation of temperature in the bulk is ...
Raffaele Esposito   +3 more
wiley   +1 more source

Accurate Calculation of Electron Paramagnetic Resonance Parameters for Molybdenum Compounds

open access: yesChemPhysChem, EarlyView.
Using a curated database of experimentally characterized, biologically relevant Mo(V) compounds, this study evaluates the optimal choice of basis sets, density functionals, and wavefunction methods for accurately computing g‐tensor values and 95Mo hyperfine coupling constants, with the goal of establishing reliable protocols for predicting electron ...
Maria Drosou   +3 more
wiley   +1 more source

Relativistic waves are required for the Planck spectrum in classical physics

open access: yesJournal of Physics Communications
A derivation of the Planck spectrum is given based upon the fluctuations of relativistic waves, waves moving with speed c in a relativistic spacetime.
Timothy H Boyer
doaj   +1 more source

Time in Quantum Mechanics and the Local Non-Conservation of the Probability Current

open access: yesMathematics, 2018
In relativistic quantum field theory with local interactions, charge is locally conserved. This implies local conservation of probability for the Dirac and Klein–Gordon wavefunctions, as special cases; and in turn for non-relativistic quantum field
Giovanni Modanese
doaj   +1 more source

A Computational Study of a [2]Rotaxane Molecular Shuttle with All‐Atoms Molecular Dynamics and Density Functional Theory Simulations in Solution

open access: yesChemPhysChem, EarlyView.
A H‐shaped [2]rotaxane is investigated in CH2Cl2 with all‐atoms molecular dynamics simulations combining quantum theory of atoms in molecules (QTAIM) descriptors with density functional theory (DFT) algorithms. Also, the nature of the chemical interactions modulating the formation of a square planar complex following the coordination of a PtCl2 moiety ...
Costantino Zazza   +3 more
wiley   +1 more source

Fisher Information and Electromagnetic Interacting Dirac Spinors

open access: yesAxioms
In earlier works, it was demonstrated that Schrödinger’s equation, which includes interactions with electromagnetic fields, can be derived from a fluid dynamic Lagrangian framework.
Asher Yahalom
doaj   +1 more source

Effect of Background Magnetic Field on Ion Weibel Instability With High‐Intensity Short‐Pulse Lasers

open access: yesContributions to Plasma Physics, EarlyView.
ABSTRACT The effect of finite background magnetic field on magnetic field amplification by Weibel instability using high‐intensity short‐pulse lasers is investigated. We consider Weibel instability for counter‐streaming sub‐relativistic plasma flows generated by shooting pure carbon targets with short‐pulse lasers.
Taiki Jikei   +3 more
wiley   +1 more source

Electron Density Structure Measurements With Scattered Intense Laser Beam

open access: yesContributions to Plasma Physics, EarlyView.
ABSTRACT Short‐pulse intense lasers have the potential to model extreme astrophysical environments in laboratories. Although there are diagnostics for energetic electrons and ions resulting from laser‐plasma interactions, the diagnostics to measure velocity distribution functions at the interaction region of the laser and plasma are limited.
K. Sakai   +25 more
wiley   +1 more source

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