Results 11 to 20 of about 398,053 (318)

Nonlinear Hall effects [PDF]

open access: yesNature Reviews Physics, 2021
The Hall effects comprise one of the oldest but most vital fields in condensed matter physics, and they persistently inspire new findings, such as quantum Hall effects and topological phases of matter. The recently discovered nonlinear Hall effect is a new member of the family of Hall effects.
Z. Z. Du, Hai-Zhou Lu, X. C. Xie
openaire   +2 more sources

On the Nonlinearity of the Foreperiod Effect

open access: yesScientific Reports, 2023
Abstract One of the frequently employed tasks within the implicit timing paradigm is the foreperiod task. The foreperiod is the time interval spanning from the presentation of a warning signal to the appearance of a target stimulus, during which reaction time trajectory follows time uncertainty.
Amirmahmoud Houshmand Chatroudi   +2 more
openaire   +3 more sources

Nonlinear effects in topological materials. [PDF]

open access: yesFront Optoelectron, 2021
Materials, where charge carriers have a linear energy dispersion, usually exhibit a strong nonlinear optical response in the absence of disorder scattering. This nonlinear response is particularly interesting in the terahertz frequency region. We present a theoretical and numerical investigation of charge transport and nonlinear effects, such as the ...
Zuber JW, Zhang C.
europepmc   +3 more sources

Nonlinear Effects on ENSO's Period [PDF]

open access: yesJournal of the Atmospheric Sciences, 2004
Abstract The dependence of ENSO's period on its amplitude is examined using a simple delayed oscillator model. This dependence is first calculated in the strongly nonlinear regime by extracting and analyzing unstable periodic orbits from the chaotic attractor of the model. In this regime, the period is found to decrease with increasing amplitude. Next,
Eccles, Fiona, Tziperman, Eli
openaire   +2 more sources

Nonlinear optical memory effect [PDF]

open access: yesOptics Letters, 2019
Light propagating through random media produces characteristic speckle patterns, directly related to the large multitude of scattering events. These complex dynamics remarkably display robustness to perturbation of the incoming light parameters, maintaining correlation in the scattered wavefront.
A. Fleming   +3 more
openaire   +7 more sources

Stability of Einstein static state universe in the spatially flat branemodels

open access: yesPhysics Letters B, 2016
With the assumption that a perfect fluid with a constant equation of state is the only energy component on the brane, we study the stability of Einstein static state solution under homogeneous and inhomogeneous scalar perturbations in both spatially flat
Kaituo Zhang   +3 more
doaj   +1 more source

Analysis of optical-microwave mixing process in electro-optical modulators

open access: yesJournal of Telecommunications and Information Technology, 2001
The principle of operation and the general parameters of the electro-optical Mach-Zehnder modulators are reminded in the paper. With the use of the mathematical relationships describing the transmission of the optical signal through the modulator, the ...
Zenon R. Szczepaniak
doaj   +1 more source

6 kW Single Stage Narrow Linewidth Fiber Amplifier Based on the Balance Between Mode Instability and Nonlinear Effects

open access: yesIEEE Photonics Journal, 2023
Single-stage high-power narrow-linewidth fiber laser has been investigated intensively recently because of its simple and robust configuration and great potential in spectral/coherent beam combination.
Xin Tian   +10 more
doaj   +1 more source

Broadband Anisotropic Optical Properties of the Terahertz Generator HMQ-TMS Organic Crystal

open access: yesCondensed Matter, 2020
HMQ-TMS (2-(4-hydroxy-3-methoxystyryl)-1-methylquinolinium 2,4,6-trimethylbenzenesulfonate) is a recently discovered anisotropic organic crystal that can be exploited for the production of broadband high-intensity terahertz (THz) radiation through the ...
Annalisa D’Arco   +7 more
doaj   +1 more source

Nonlinear Planar Hall Effect

open access: yesPhysical Review Letters, 2019
An intriguing property of three-dimensional (3D) topological insulator (TI) is the existence of surface states with spin-momentum locking, which offers a new frontier of exploration in spintronics. Here, we report the observation of a new type of Hall effect in a 3D TI Bi2Se3 film.
He, Pan   +6 more
openaire   +4 more sources

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