Faraday patterns in bose-einstein condensates
WebMar 25, 2024 · For the study of the Faraday instability of inviscid bounded fluids, container-bounded Faraday waves have been employed to create standing patterns in inviscid liquids [11,38], in analogy... WebExcitation of Faraday patterns in the weak confinement space of low-dimensional Bose-Einstein condensates (BEC) by a periodic modulation of the trap frequency, …
Faraday patterns in bose-einstein condensates
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WebApr 18, 2002 · German J. de Valcarcel The parametrically driven, damped Gross-Pitaevskii equation, which models Bose-Einstein condensates in which the interatomic s-wave scattering length is modulated in time, is shown to support spatially modulated states in the form of rolls. WebJan 28, 2016 · Faraday patterns can be induced in Bose-Einstein condensates by a periodic modulation of the system nonlinearity. We show that these patterns are remarkably different in dipolar gases with a roton ...
Webto generate Faraday patterns through parametric resonance. We show that there are multiple resonances arising from the density and spin waves in a two-component BEC, and investigate the interplay between the Faraday-pattern formation and the phase separation. I. INTRODUCTION Bose-Einstein condensates (BECs) of ultracold al- WebJan 15, 2011 · The U.S. Department of Energy's Office of Scientific and Technical Information
WebApr 24, 2002 · Download PDF Abstract: Temporal periodic modulation of the interatomic s-wave scattering length in Bose-Einstein condensates is shown to excite subharmonic … WebMar 23, 2024 · Pattern formation in a driven Bose–Einstein condensate. Zhendong Zhang, Kai-Xuan Yao, Lei Feng, Jiazhong Hu &. Cheng Chin. Nature Physics 16 , 652–656 ( 2024) Cite this article. 5059 Accesses ...
WebJan 20, 2024 · We report an investigation on Bose-Einstein condensates with two-body (cubic) and three-body (quintic) interactions in the corresponding nonlinear Schrödinger equation, considering \(s-\) wave two-body scattering length \(a_s\) periodically varying in time. For the quintic interacting term, the dependence on \(a_s\) was considered within …
WebRecent theoretical and experimental results show that one-dimensional (1D) weakly interacting atomic Bose-Bose mixtures with repulsive interspecies mean field (MF) interaction are stabilized by attractive quadratic beyond-mean-field (BMF) effects infants heat exhaustionWebAug 17, 2012 · We study Faraday patterns in quasi-one-dimensional dipolar Bose-Einstein condensates with parametrically driven dipolar interactions. We show that in the presence of a roton minimum in the excitation spectrum, the emergent Faraday waves differ substantially in two- and one-dimensional geometries, providing a clear example of the … infant sheetsWebIf two different sinusoidal forcings are applied to the same fluid, patterns can appear on different scales—these are called superlat-tice patterns [3], [4]. It has been shown numerically that parametric excitation of Bose-Einstein condensates yields Faraday-like patterns, exemplifying the universality discussed above. infants height and weight percentileWebDec 12, 2007 · Abstract Motivated by recent experiments on Faraday waves in Bose-Einstein condensates we investigate both analytically and numerically the dynamics of cigar-shaped Bose-condensed gases subject to periodic modulation of the strength of the transverse confinement. infant sheds skinWebSep 20, 2024 · By taking the dynamics of Bose-Einstein condensates in a double-well potential as an example, we show that our new method makes a highly efficient pre … infant sheet for daycareWebJul 9, 2012 · Moreover, Faraday patterns constitute an excellent tool to study non-local effects in polar gases, as we illustrate for two parallel quasi-one-dimensional dipolar condensates. Non-local... infants health issuesWebIn this paper, we study the Faraday pattern formation in a superfluid Fermi gas in the BCS-BEC crossover at zero temperature. The physics of Faraday waves in a superfluid Fermi gas is richer than in an atomic Bose-Einstein condensate because the nonlinearity may also drive the microscopic features of the superfluid as described by its equation of state. infant sheets for daycare