Optical focusing of bose-einstein condensates

Author: raou

August undefined, 2024

http://xmpp.3m.com/bose+einstein+condensate+research+paper WebNov 29, 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 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 …

Laser Operation and Bose-Einstein Condensation: Analogies and ...

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 … WebThe Bose-Einstein condensate (BEC) is a very specific, interesting and fundamental kind of matter, actually a gas, consisting of atomic particles. It shows up two different genuinely quantum mechanical characteristics simultaneously. first week pregnancy stomach

Two-Dimensional Vortex Solitons in Spin-Orbit-Coupled Dipolar …

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. 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 ... 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 … camping de kersiny plage plouhinec 29

Experimental studies of Bose-Einstein condensation in a gas

Analytical investigation of focusing Bose-Einstein …

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 … 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 … first week preschool lesson planWebbose-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 … camping de la corniche hendaye

"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 ... " - Optical focusing of bose-einstein condensates

Optical focusing of bose-einstein condensates

Realization of a quantum degenerate mixture of highly magnetic …

Webcooling process [2] before traveling through a focusing po-tential. However, there are advantages to using a Bose-Einstein condensate (BEC) of neutral atoms for atom de … http://ultracold.uchicago.edu/sites/default/files/thesis/lcha_thesis.pdf

Did you know?

WebJan 21, 2024 · We report on the experimental realization of a bosonic quantum degenerate mixture of highly-magnetic 168Er and nonmagnetic 174Yb. Quantum degeneracy is … 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 …

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 … WebJul 29, 2024 · The rapid switching is achieved by exploiting a Bose-Einstein condensate (BEC)—a quantum state famous for exotic behavior in superconductors and cold gases—in a new way. The work paves the way to extremely high …

WebPHYSICAL REVIEW A103, 063304 (2024) Optical focusing of Bose-Einstein condensates R. Richberg, 1,2 * S. S. Szigeti, and A. M. Martin 2 1Department of Quantum Science, … WebWe 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…

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.

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. camping de la corniche camping hendaye flowerWebTwo optical input pulses are slowed and stored in a Bose–Einstein condensate of 1〉 atoms with a density profile as shown by the blue curve. a, State 2〉 atomic imprints … camping de la foret arrigny 51290WebJan 21, 2024 · We report on the experimental realization of a bosonic quantum degenerate mixture of highly-magnetic 168Er and nonmagnetic 174Yb. Quantum degeneracy is reached by forced evaporation in an all-optical trap. Formation of the two Bose-Einstein condensates is confirmed by analysis of the cloud shape and the observed inversions of the aspect … first week weight loss on ozempicWebApr 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 … first week without alcoholWebApr 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 ... first week without cigaretteWebDec 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 … first week with babyWebMar 12, 2014 · Bose–Einstein condensates of rubidium atoms are transferred into one- and two-dimensional optical lattice potentials. The phase coherence of the condensate … camping de la manche berck plage