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Optical focusing of bose-einstein condensates

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 … WebPDF) Synthesis and analysis of sounds developed from the Bose-Einstein condensate: Theory and experimental results Nature. 25 years of BEC Nature Reviews Physics ...

Observation of Interference Between Two Bose Condensates

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 … Web4.1 Bose Einstein's non-interacting gas 4.2 Bogoliubov theory for weakly interacting gas 4.3 Gross–Pitaevskii equation 5 Numerical solution Toggle Numerical solution subsection 5.1 Weaknesses of Gross–Pitaevskii … ionis stm msc https://mintpinkpenguin.com

Unified theory of quantum crystals and optical lattices with Bose ...

WebJan 31, 1997 · One condensate was illuminated with a focused beam of weak resonant light 20 ms before release, causing it to disappear almost completely as a result of optical pumping to untrapped states and evaporation after heating by photon recoil (Fig. 1 B). WebMar 20, 2024 · Bose-Einstein condensate (BEC), a state of matter in which separate atoms or subatomic particles, cooled to near absolute zero (0 K, − 273.15 °C, or − 459.67 °F; K = kelvin), coalesce into a single quantum mechanical entity—that is, one that can be described by a wave function—on a near-macroscopic scale. This form of matter was predicted in … WebFeb 22, 2024 · Here we demonstrate a quantum simulation of superfluid to Mott insulator transition in twisted-bilayer square lattices based on atomic Bose–Einstein condensates … ionis-stat3rx

Production of 23Na Bose–Einstein condensates in the F = 2 state …

Category:THE UNIVERSITY OF CHICAGO BOSE-EINSTEIN …

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Optical focusing of bose-einstein condensates

Optical focusing of Bose-Einstein condensates

WebAt least twenty groups have created condensates, and the publication rate on Bose-Einstein condensation has soared following the discovery of the gaseous condensates in 1995 (see Fig. 1). Although atomic condensates and laser light share many properties, they also differ fundamentally: atoms readily interact, photons do not. As a result, the atomic 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 ...

Optical focusing of bose-einstein condensates

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WebJun 14, 2024 · University of Melbourne Abstract We theoretically investigate the optical focusing of a rubidium Bose-Einstein condensate onto a planar surface. Our analysis … 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 …

Webbose-einstein condensates in a shaken optical lattice a dissertation submitted to the faculty of the division of the physical sciences in candidacy for the degree of doctor of … http://xmpp.3m.com/bose+einstein+condensate+research+paper

WebWe 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 … WebWe report on the production of Bose–Einstein condensates of sodium atoms in the hyperfine state F=2,mF=2 in a crossed optical dipole trap using D2 gray molasses. We …

WebApr 11, 2024 · Atomic Bose-Einstein condensates inside light-induced periodic potentials (optical lattices) share many features with electrons in solids, but also with light waves in nonlinear materials and ...

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. onthaard of onthaartWebNov 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 … ionis stock chartWebJun 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 … onthaal rusthuis vacaturesWebNov 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 … ionis star oceanonthaastcafeWebApr 12, 2024 · A mathematical analogy between paraxial optics with two circular polarizations of light in a defocusing Kerr medium with positive dispersion, binary Bose-Einstein condensates of cold atoms in the ... ionis telephone numberWebBose-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). onthaalteam olo rotonde