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
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