Results 71 to 80 of about 187,459 (173)

Soliton diffusion in a Bose-Einstein condensate: A signature of the analogue Hawking radiation

open access: yesPhysics Letters B, 2019
The analog Hawking radiation (HR) emanating from a sonic black hole horizon formed in a cigar-shaped Bose-Einstein condensate (BEC) at finite temperature is investigated. In particular, we study the effect of HR on a dark (topological) soliton.
Chao Hang   +2 more
doaj   +1 more source

Recent Advances in Photonic Bound States in the Continuum: From Fundamentals to Engineering and Implementation

open access: yesLaser &Photonics Reviews, Volume 20, Issue 13, 8 July 2026.
This review summarizes recent progress in meta‐photonics with a focus on bound states in the continuum (BICs) as a powerful platform for light confinement and control. It covers fundamental concepts, design strategies across optical regimes, symmetry breaking for practical quasi‐BICs, tunable and AI‐assisted BIC devices, and emerging applications in ...
Hafiz Saad Khaliq, Hak‐Rin Kim
wiley   +1 more source

Dynamics of bright solitary matter-waves [PDF]

open access: yes, 2013
This thesis describes the formation of a 85Rb Bose-Einstein condensate and the subsequent creation of a bright solitary matter-wave in a quasi-one-dimensional optical waveguide, with experiments investigating the dynamics of a solitary wave in comparison
WILES, TIMOTHY,PETER   +1 more
core  

Vortex structures in atomic spin-1 Bose-Einstein condensates

open access: yes, 2013
This thesis is concerned with the structure and stability of vortices in spin-1 atomic Bose-Einstein Condensates (BECs) in rotating, optical traps. We numerically study these vortex structures using a classical mean-field theory which allows atomic ...
Lovegrove, Justin
core   +1 more source

Optical Skyrmions with Tunable or Reconfigurable Topology Using Spin‐Decoupled Metaoptics

open access: yesLaser &Photonics Reviews, Volume 20, Issue 14, 22 July 2026.
The work introduces advanced optical elements capable of generating and dynamically reconfiguring complex light patterns known as optical skyrmions. By precisely shaping light polarization at the nanoscale, a single engineered metasurface can generate and manipulate robust and tunable polarization textures in an efficient and scalable way.
Andrea Vogliardi   +5 more
wiley   +1 more source

Remarks on the Blow-Up Solutions for the Critical Gross-Pitaevskii Equation

open access: yesAbstract and Applied Analysis, 2013
This paper is concerned with the blow-up solutions of the critical Gross-Pitaevskii equation, which models the Bose-Einstein condensate. The existence and qualitative properties of the minimal blow-up solutions are obtained.
Xiaoguang Li, Chong Lai
doaj   +1 more source

Tratamento microscópico do modo tesoura em condensado de Bose-Einstein confinado baseado em teorias de resposta linear [PDF]

open access: yes, 2003
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matemáticas. Programa de Pós-Graduação em Física.O modo tesoura foi objeto de estudo em vários sistemas de muitos corpos e recentemente em condensados de Bose ...
Soares, Thales Costa
core  

A polariton condensate in a photonic crystal potential landscape [PDF]

open access: yes, 2015
This work has been supported by the State of Bavaria and the Australian Research Council (ARC). The authors thank M D Fraser, N Y Kim, Y Yamamoto, and V D Kulakovskii for fruitful discussions. This publication was funded by the German Research Foundation
Ostrovskaya, E.A.   +22 more
core   +1 more source

Observation of an Alice ring in a Bose-Einstein condensate. [PDF]

open access: yesNat Commun, 2023
Blinova A   +5 more
europepmc   +1 more source

A Quantum Degenerate Mixture of $^{87}$Rb and $^{133}$Cs [PDF]

open access: yes, 2011
This thesis reports the formation of a dual-species Bose-Einstein condensate of $^{87}$Rb and $^{133}$Cs in the same trapping potential. Quantum degenerate mixtures exhibit rich physics inaccessible to single species experiments and provide an ideal ...
MCCARRON, DANIEL,JOHN
core  

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