Results 131 to 140 of about 5,364 (225)

THE DESCRIPTION OF SCHUMANN ELECTROMAGNETIC RESONANCES BETWEEN EARTH AND ITS IONOSPHERE AS BOSE-EINSTEIN CONDENSATES OF EXTREMELY LOW FREQUENCY PHOTONS

open access: yes, 2012
The purpose of this thesis is to show that Schumann resonances between Earth and its ionosphere are Bose-Einstein condensates of extremely low frequency photons.
NC DOCKS at East Carolina University   +1 more
core  

Competition between Bose Einstein Condensation and spin dynamics

open access: yes, 2016
International audienceWe study the impact of spin-exchange collisions on the dynamics of Bose-Einstein condensation, by rapidly cooling a chromium multi-component Bose gas.
Laburthe-Tolra, B   +6 more
core   +1 more source

The Bose-Einstein condensate temperature of an ideal blackbody

open access: yesAIP Advances, 2018
The oscillators of a perfect blackbody are considered as non-interacting entities. Thus, Bose-Einstein Condensation is possible for these entities. The Bose-Einstein Condensate (BEC) temperature of a perfect blackbody is calculated from the Planck’s ...
Arijit Bag
doaj   +1 more source

Modified Bose-Einstein condensation in an optical quantum gas. [PDF]

open access: yesNat Commun, 2021
Vretenar M, Toebes C, Klaers J.
europepmc   +1 more source

Simulating ultracold matter: horizons and slow light

open access: yes, 2007
This thesis explores the links between different ways of modelling the physical world. Finite difference numerical simulations may be used to encode the behaviour of physical systems, allowing us to gain insight into their workings and even to predict ...
Farrell, Conor, Conor Farrell
core  

Resonantly enhanced tunneling of Bose-Einstein condensates in periodic potentials

open access: yes, 2007
We report on measurements of resonantly enhanced tunneling of Bose-Einstein condensates loaded into an optical lattice. By controlling the initial conditions of our system we were able to observe resonant tunneling in the ground and the first two excited
Lignier H   +11 more
core   +1 more source

Feshbach spectroscopy of an ultracold Rb-Cs mixture [PDF]

open access: yes, 2012
This thesis reports the observation of interspecies Feshbach resonances in an ultracold mixture of Rb and Cs atoms. A versatile combined magnetic and optical potential has been designed and constructed which is capable of bringing both $^{87}\rm{Rb}$ and
Jenkin, Daniel Lester   +2 more
core  

Bose–Einstein condensation in satisfiability problems

open access: yes, 2013
This paper is concerned with the complex behavior arising in satisfiability problems. We present a new statistical physics-based characterization of the satisfiability problem.
Angione, Claudio   +5 more
core   +1 more source

Nonequilibrium dynamics and atom-pair coherence in strongly interacting Bose-Fermi mixtures

open access: yesPhysical Review Research
Theoretical treatments of nonequilibrium dynamics in strongly interacting Bose-Fermi mixtures are complicated by the inherent non-Gaussian nature of the vacuum two-body physics, invalidating the typical Hartree-Fock-Bogoliubov approximation.
J. van de Kraats   +3 more
doaj   +1 more source

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