Results 41 to 50 of about 414,493 (191)

Driven Intrinsic Localized Modes in a Coupled Pendulum Array

open access: yes, 2007
Intrinsic localized modes (ILMs), also called discrete breathers, are directly generated via modulational instability in an array of coupled pendulums. These ILMs can be stabilized over a range of driver frequencies and amplitudes. They are characterized
A J Sievers   +4 more
core   +1 more source

Circumplanetary disks around young giant planets: a comparison between core-accretion and disk instability [PDF]

open access: yes, 2016
Circumplanetary disks can be found around forming giant planets, regardless of whether core accretion or gravitational instability built the planet.
Mayer, L., Quinn, T., Szulágyi, J.
core   +1 more source

Identification of the Sequence of Steps Intrinsic to Spheromak Formation [PDF]

open access: yes, 2006
A planar coaxial electrostatic helicity source is used for studying the relaxation process intrinsic to spheromak formation Experimental observations reveal that spheromak formation involves: (1) breakdown and creation of a number of distinct, arched ...
Bellan, P. M., You, S., Yun, G. S.
core   +1 more source

Effects of oxygen enrichment and hydrogen addition on the instability of biogas-air premixed flames formed on a flat burner

open access: yesNihon Kikai Gakkai ronbunshu, 2023
This study focused on the biogas-air premixed flames formed on a flat burner under the conditions of oxygen enrichment and hydrogen addition to improve the combustion characteristics of biogas-air premixtures.
Yui AKAGAWA   +4 more
doaj   +1 more source

Diffusion-induced vortex filament instability in 3-dimensional excitable media

open access: yes, 1999
We studied the stability of linear vortex filaments in 3-dimensional (3D) excitable media, using both analytical and numerical methods. We found an intrinsic 3D instability of vortex filaments that is diffusion-induced, and is due to the slower diffusion
A. Cenys   +25 more
core   +1 more source

Efficient parametric amplification in high and very high frequency piezoelectric nanoelectromechanical systems [PDF]

open access: yes, 2010
Parametric amplification in nanomechanical structures is demonstrated by modulating a purely intrinsic mechanical parameter of the system—the stress—via piezoelectric electromechanical coupling.
Karabalin, R. B.   +2 more
core   +1 more source

Nonlinear modulation of transverse dust lattice waves in complex plasma crystals

open access: yes, 2004
The occurrence of the modulational instability (MI) in transverse dust lattice waves propagating in a one-dimensional dusty plasma crystal is investigated.
Kourakis, I., Shukla, P. K.
core   +1 more source

A universal macroscopic theory of surface plasma waves and their losses [PDF]

open access: yes, 2019
Recently, we have revealed an intrinsic instability of metals due to surface plasma waves (SPWs) and raised the prospect of using it to create lossless SPWs.
Deng, Hai-Yao
core   +3 more sources

Alu elements: an intrinsic source of human genome instability [PDF]

open access: yesCurrent Opinion in Virology, 2013
Alu elements are ∼300bp sequences that have amplified via an RNA intermediate leading to the accumulation of over 1 million copies in the human genome. Although a few of the copies are active, Alu germline activity is the highest of all human retrotransposons and does significantly contribute to genetic disease and population diversity.
Catherine, Ade   +2 more
openaire   +2 more sources

Competition between intrinsic and extrinsic effects in the quenching of the superconducting state in FeSeTe thin films

open access: yes, 2016
We report the first experimental observation of the quenching of the superconducting state in current-voltage characteristics of an iron-based superconductor, namely, in FeSeTe thin films.
Bellingeri, Emilio   +8 more
core   +1 more source

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