Results 41 to 50 of about 566,679 (318)

Analogue of the Kubo Formula for Conductivity of Spatially Inhomogeneous Systems and Electric Fields [PDF]

open access: yes, 2003
The average of densities of currents and charges, induced by a weak electromagnetic field in spatially inhomogeneous are calculated at final temperatures.
A. A. Abrikosov   +14 more
core   +1 more source

Holographic duals of inhomogeneous systems: the rainbow chain and the sine-square deformation model [PDF]

open access: yesJournal of Physics A: Mathematical and Theoretical, 2018
A holographic dual description of inhomogeneous systems is discussed. Notably, finite temperature results for the entanglement entropy in both the rainbow chain and the sine-square deformation model are obtained holographically by choosing appropriate ...
I. MacCormack   +3 more
semanticscholar   +1 more source

High-Fidelity Inhomogeneous Ground Clutter Simulation of Airborne Phased Array PD Radar Aided by Digital Elevation Model and Digital Land Classification Data

open access: yesSensors, 2018
This paper presents a high-fidelity inhomogeneous ground clutter simulation method for airborne phased array Pulse Doppler (PD) radar aided by a digital elevation model (DEM) and digital land classification data (DLCD).
Hai Li, Jie Wang, Yi Fan, Jungong Han
doaj   +1 more source

Research on welding-induced inhomogeneous stress in thick plate EH40 butt joint considering phase transformation

open access: yesJournal of Materials Research and Technology, 2022
In this work, the inhomogeneous residual stress distribution and evolution of thick plate in single-pass full penetration laser welding are systematically investigated using phase transformation model.
Ruolin Wu   +3 more
doaj   +1 more source

Modeling of contact interaction of a heated plane rigid elliptical punch with a transversally isotropic elastic half-space

open access: yesSistemnì Doslìdženâ ta Informacìjnì Tehnologìï, 2020
On the base of a rigorous mathematical model, the problem of the contact interaction of a heated flat punch of an elliptical section with a transversely isotropic elastic half-space is investigated.
Vitaly S. Kirilyuk   +3 more
doaj   +1 more source

Spontaneous supersymmetry breaking in inhomogeneous supersymmetric field theories and BPS vacua

open access: yesJournal of High Energy Physics, 2023
We study spontaneous supersymmetry breaking in inhomogeneous extensions of N $$ \mathcal{N} $$ = 1 supersymmetric field theory models in 4-dimensions.
Yoonbai Kim, O-Kab Kwon, D. D. Tolla
doaj   +1 more source

Blazar spectral variability as explained by a twisted inhomogeneous jet [PDF]

open access: yesNature, 2017
Blazars are active galactic nuclei, which are powerful sources of radiation whose central engine is located in the core of the host galaxy. Blazar emission is dominated by non-thermal radiation from a jet that moves relativistically towards us, and ...
C. Raiteri   +85 more
semanticscholar   +1 more source

Microscopic Observation of Plastic Deformation of Polycrystalline Aluminum by Laser Scanning Microscope [PDF]

open access: yes, 2001
Free surface of polycrystalline metal becomes roughened after plastic deformation. The surface roughening is closely related to the inhomogeneity of polycrystalline metals, that is, to the inhomogeneous plastic deformation of respective grains.
Abe, Takeji   +3 more
core   +1 more source

Inhomogeneity-induced superconductivity? [PDF]

open access: yesEurophysics Letters (EPL), 2000
A t-J-like model for inhomogeneous superconductivity of cuprate oxides is presented, in which local anisotropic magnetic terms are essential. We show that this model predicts pairing, consistent with experiments, and argue how the macroscopic phase-coherent state gradually grows upon lowering of the temperature. We show that appropriate inhomogeneities
Eroles, J.   +3 more
openaire   +2 more sources

The Refined Simulation Methods of Fluctuating Wind and Aerodynamic Forces Relative to Moving Trains

open access: yesApplied Sciences
This study proposes a framework to accurately simulate the fluctuating wind and aerodynamic forces relative to moving trains. It provides a novel method for calculating the power spectra of the fluctuating wind relative to moving trains and the time ...
Naijie Yan   +5 more
doaj   +1 more source

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