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Optical focusing of bose-einstein condensates

WebDec 1, 2024 · We theoretically investigate the optical focusing of a rubidium Bose-Einstein condensate onto a planar surface. Our analysis uses a Gaussian variational method that … WebCreating stable solitons or self-trapped modes in systems with a dimension higher than one remains a challenging and attractive problem in physics, both in theory and experiments [1,2].The main obstacle lies in the ubiquitous cubic nonlinearity, which could be the Kerr effect in optics [] or the intrinsic ones induced by two-body scattering in Bose–Einstein …

Cooling Bose-Einstein Condensates Below 500 Picokelvin

WebMar 22, 2001 · Our observation of dislocations, irregular structure, and dynamics indicates that gaseous Bose-Einstein condensates may be a model system for the study of vortex matter. ... The laser power of 0.7 mW in each beam corresponded to an optical dipole potential of 115 nK. This yielded a strong, anharmonic deformation of the condensate. WebNov 29, 2024 · Abstract: We theoretically investigate the optical focusing of a rubidium Bose-Einstein condensate onto a planar surface. Our analysis uses a Gaussian variational … how many locomotives does kcs own https://johnogah.com

Atomic Bose–Einstein condensate in twisted-bilayer optical …

WebJul 31, 2003 · Superflow of a Bose–Einstein condensate in an optical lattice is represented by a Bloch wave, a plane wave with periodic modulation of the amplitude. We review the … WebUsing the Crank-Nicholson method, we study the evolution of a Bose-Einstein condensate in an optical lattice and harmonic trap. The condensate is excited by displacing it from the … WebJun 9, 2016 · A. Benedict, Dynamical instabilities inches a two-component Bose–Einstein condensate in a one dimensional optical lattice, Phys. Rev. A 75, 033621 (2007) Article ADS Google Scholar J. Ruostekoski and Z. Press, Dynamical and energetic instabilities in multicomponent Bose–Einstein condensates in optical grid, Phys. Rev. how are credit card interest rates determined

THE UNIVERSITY OF CHICAGO BOSE-EINSTEIN …

Category:Optical focusing of Bose-Einstein condensates - NASA/ADS

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Optical focusing of bose-einstein condensates

Experimental studies of Bose-Einstein condensation in a gas

WebApr 3, 2024 · We investigate the fundamental breathing mode of a small-sized elongated Bose-Einstein condensate coupled to a large Fermi sea, which consists of fully spin-polarized atoms in the collisionless regime. Our observations show a dramatic shift of the breathing frequency when the mixture undergoes phase separation at strong interspecies … WebNov 29, 2024 · Abstract and Figures We theoretically investigate the optical focusing of a rubidium Bose-Einstein condensate onto a planar surface. Our analysis uses a Gaussian …

Optical focusing of bose-einstein condensates

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WebUsing the Crank-Nicholson method, we study the evolution of a Bose-Einstein condensate in an optical lattice and harmonic trap. The condensate is excited by displacing it from the center of the harmonic trap. The mean field plays an important role in the Bloch-like oscillations that occur after sufficiently large initial displacement. WebJun 14, 2024 · Abstract We theoretically investigate the optical focusing of a rubidium Bose-Einstein condensate onto a planar surface. Our analysis uses a Gaussian variational method that includes the effects of two-body atom-atom interactions and three-body …

WebDec 13, 2024 · Abstract We report on the all-optical production of Bose-Einstein condensates in microgravity using a combination of grey molasses cooling, light-shift engineering and optical trapping in a painted potential. Forced evaporative cooling in a 3-m high Einstein elevator results in 4×104 condensed atoms every 13.5 s, with a temperature … http://xmpp.3m.com/bose+einstein+condensate+research+paper

WebMar 14, 2002 · The early experiments on Bose–Einstein condensation in dilute atomic gases accomplished three long-standing goals. First, cooling of neutral atoms into their motional ground state, thus ... WebBose-Einstein condensates containing more than 10723Na atoms were created in the weak field seekingF1,m F 1 state in a magnetic trap, captured in the focus of an op- tical tweezers laser beam, and transferred into an auxiliary “science” chamber as described in (23).

WebCreating stable solitons or self-trapped modes in systems with a dimension higher than one remains a challenging and attractive problem in physics, both in theory and experiments …

WebMay 18, 2024 · After reviewing the interpretation of laser operation as a nonequilibrium Bose-Einstein condensation phase transition, we illustrate the novel features arising from the nonequilibrium nature of photon and polariton Bose-Einstein condensates recently observed in experiments. how are creatives assigned to a line itemWebEnter the email address you signed up with and we'll email you a reset link. how are craters formed nasaWebWe study spontaneous symmetry breaking in a system of two parallel quasi-one-dimensional traps (cores), equipped with optical lattices (OLs) and filled with a Bose-Einstein condensate (BEC). The cores are linearly coup… how many locks great lakesWebWe theoretically investigate the optical focusing of a rubidium Bose-Einstein condensate onto a planar surface. Our analysis uses a Gaussian variational method that includes the effects of two-body atom-atom interactions and three-body recombination losses. The essential factors such as the width, peak density, and atom loss rate of the focused BEC … how many locks on the st lawrence seawayWebGrand-canonical fluctuations of Bose-Einstein condensates of light are accessible to state-of-the-art experiments [J. Schmitt et al., Phys. Rev. Lett. 112, 030401 (2014).]. We … how are crates loaded onto train carsWebApr 12, 2024 · Since the first observation and realization of Bose–Einstein condensates [1, 2], we a rapid development in this field has been observed.Proposing a novel platform for … how are crayons made videoWebJun 14, 2024 · University of Melbourne Abstract We theoretically investigate the optical focusing of a rubidium Bose-Einstein condensate onto a planar surface. Our analysis … how many l of oxygen can a person be on