Results 91 to 100 of about 187,459 (173)

Numerical studies of vortices and dark solitons in atomic Bose-Einstein condensates [PDF]

open access: yes, 2004
Dilute atomic Bose-Einstein condensates support intriguing macroscopic excitations in the form of quantized vortices and dark solitons. In this thesis we present extensive quantitative studies of the dynamics of these phenomena in the limit of zero ...
Parker, Nicholas
core  

Interferometric Measurement of the Current-Phase Relationship of a Superfluid Weak Link

open access: yesPhysical Review X, 2014
Weak connections between superconductors or superfluids can differ from classical links due to quantum coherence, which allows flow without resistance.
S. Eckel   +4 more
doaj   +1 more source

Optically nonlinear spatial and spectral processes in semiconductor microcavities

open access: yes, 2009
This thesis presents experimental analysis of polariton dynamics in semiconductor umicrocavities. A microcavity is a monolithic structure composed of two distribnted Bragg reflectors which are separated by a layer of active material.
Grundy, Alastair J D   +1 more
core   +1 more source

Projection optimization method for open-dissipative quantum fluids and its application to a single vortex in a photon Bose-Einstein condensate

open access: yesPhysical Review Research
Open dissipative systems of quantum fluids have been well studied numerically. In view of a complementary analytical description, we extend here the variational optimization method for Bose-Einstein condensates of closed systems to open-dissipative ...
Joshua Krauß   +3 more
doaj   +1 more source

The quantum mind debate

open access: yesPensamiento. Revista de Investigación e Información Filosófica, 2013
JOSÉ MARÍA GÓMEZ: My question is, the collective excitation of the electron’s spin isstructured in the hydrophobic pockets, exciting these magnons. Demokritov experimenton condensate material and the Bose-Einstein condensate are grouped in better to ...
VV.AA. VV.AA.
doaj  

Spin-momentum coupled Bose-Einstein condensates with lattice band pseudospins

open access: yesNature Communications, 2016
The optical trapping of ultracold atoms allows for the simulation and controlled exploration of phenomena normally found in condensed matter systems. Here, the authors demonstrate spin–orbit coupling between lattice band pseudospins in a Bose-Einstein ...
M. A. Khamehchi   +4 more
doaj   +1 more source

Bose-Einstein Condensation in a Plasmonic Lattice

open access: yes, 2017
Bose-Einstein condensation is a remarkable manifestation of quantum statistics and macroscopic quantum coherence. Superconductivity and superfluidity have their origin in Bose-Einstein condensation. Ultracold quantum gases have provided condensates close
Antti J. Moilanen (7499198)   +8 more
core   +1 more source

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