Results 71 to 80 of about 4,077,188 (154)

Singular Electromagnetics: From Phase Singularities to Optical Skyrmions and Beyond

open access: yesAdvanced Physics Research
Singular electromagnetics, also known as singular optics in the visible spectrum, is a branch of modern electromagnetics/optics that studies the solutions with nontrivial topological features to Maxwell's equations under different boundary conditions ...
Jie Yang   +3 more
doaj   +1 more source

sylabs/singularity: SingularityCE 3.11.4

open access: yes, 2023
SingularityCE 3.11.4 is a patch release in the 3.11 series, with changes detailed below. Changed defaults / behaviours Add xino=on mount option for writable kernel overlay mount points to fix inode numbers consistency after kernel cache flush.
Dave Trudgian   +27 more
core   +1 more source

Viscosity in Modified Gravity 

open access: yesEntropy, 2012
A bulk viscosity is introduced in the formalism of modified gravity. It is shownthat, based on a natural scaling law for the viscosity, a simple solution can be found forquantities such as the Hubble parameter and the energy density.
Iver Brevik
doaj   +1 more source

Disorder‐Induced Quantum Griffiths Singularity Revealed in an Artificial 2D Superconducting System

open access: yesAdvanced Science, 2020
Disorder‐induced Griffiths singularity of quantum phase transition (QPT) is a crucial issue in 2D superconductors (2DSC). In a superconducting system, the strength of disorder is found to be associated with the vortex pinning energy, which is closely ...
Xiaowen Han   +9 more
doaj   +1 more source

A sufficient condition for a finite-time $L_2 $ singularity of the 3d Euler Equations [PDF]

open access: yes, 2005
A sufficient condition is derived for a finite-time $L_2 $ singularity of the 3d incompressible Euler equations, making appropriate assumptions on eigenvalues of the Hessian of pressure.
He, Xinyu
core   +1 more source

Localization of nanoscale objects with light singularities

open access: yesNanophotonics
Unprecedented atomic-scale measurement resolution has recently been demonstrated in single-shot optical localization measurements based on deep-learning analyses of diffraction patterns of topologically structured light scattered from objects.
Grant Thomas A.   +4 more
doaj   +1 more source

Incoherent Shock and Collapse Singularities in Non-Instantaneous Nonlinear Media

open access: yesApplied Sciences, 2018
We study the dynamics of a partially incoherent optical pulse that propagates in a slowly responding nonlinear Kerr medium. We show that irrespective of the sign of the dispersion (either normal or anomalous), the incoherent pulse as a whole exhibits a ...
Gang Xu   +3 more
doaj   +1 more source

qbicsoftware/qbic-singularity-multiqc 1.3-dev0

open access: yes, 2017
The QBIC MultiQC Container image in ...
Alexander Peltzer
core   +1 more source

Singularity characteristics of needle EMG IP signals [PDF]

open access: yes, 2006
This is the post-print version of the Article - Copyright @ 2006 IEEEClinical electromyography (EMG) interference pattern (IP) signals can reveal more diagnostic information than their constituents, the motor unit action potentials (MUAPs). Singularities
Meng, Hongying   +7 more
core   +1 more source

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