WebWe report on the production of Bose–Einstein condensates of sodium atoms in the hyperfine state F = 2, m F = 2 in a crossed optical dipole trap using D 2 gray molasses. We use the gray molasses sub-Doppler cooling technique … Webing a Bose-Einstein condensate.15,23,33,43 This was first observed experimentally in 1995 with vapors of rubidium and sodium.4,24 ... order of fractions of microkelvins, left to expand by switching off the con-fining trap, and subsequently imaged with optical methods.23 A sharp peak in the velocity distribution was observed below a critical ...
Physics - Ultrafast Switch from a Bose-Einstein Condensate
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). 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 … flight zl6117
Role of the Mean-field in Bloch Oscillations of a Bose-Einstein ...
WebApr 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 quantum metrology based on qubit states of two Bose–Einstein condensate solitons, optically manipulated, trapped in a double-well potential, and coupled through nonlinear … WebApr 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 ... 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 … greater boston chinese alliance church