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Related papers: Bose-Einstein Condensate in Solid Helium

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Ultra-cold atom experiment in space with microgravity allows for realization of dilute atomic-gas Bose-Einstein condensate (BEC) with macroscopically large occupation number and significantly long condensate lifetime, which allows for a…

General Relativity and Quantum Cosmology · Physics 2021-04-20 Rong-Gen Cai , Shao-Jiang Wang , Su Yi , Jiang-Hao Yu

We prove the following results. (i) One-dimensional Bose gases which interact via unscaled integrable pair interactions and are confined in an external potential increasing faster than quadratically undergo a complete generalized…

Statistical Mechanics · Physics 2015-06-24 Andras Suto

Bose-Einstein condensation is a phenomenon well known for material particles as cold atomic gases, and this concept has in recent years been extended to photons confined in microscopic optical cavities. Essential for the operation of such a…

A uniform dilute Bose gas of known density has a universal behavior as the atomic scattering length tends to infinity at unitarity while most of its properties are determined by a universal parameter $\xi$ relating the energies of the…

Quantum Gases · Physics 2015-06-04 Luis E. Young-S , S. K. Adhikari , P. Muruganandam

We study the effect of different heating rates of a dilute Bose gas confined in a quasi-1D finite, leaky box. An optical kicked-rotor is used to transfer energy to the atoms while two repulsive optical beams are used to confine the atoms.…

Atomic Physics · Physics 2007-05-23 K. Henderson , H. Kelkar , T. C. Li , B. Gutierrez-Medina , M. G. Raizen

Utilizing the recently established connection between Palatini-like gravity and linear Generalized Uncertainty Principle (GUP) models, we have formulated an approach that facilitates the examination of Bose gases. Our primary focus is on…

General Relativity and Quantum Cosmology · Physics 2024-06-14 Aneta Wojnar

We compute a new equation of state table including Bose-Einstein condensate of $K^{-}$ mesons for core collapse supernova and neutron star merger simulations. Nuclei and interacting nucleons in non-uniform matter is described in an extended…

High Energy Astrophysical Phenomena · Physics 2021-04-28 Tuhin Malik , Sarmistha Banik , Debades Bandyopadhyay

Bose-Einstein condensation of antikaons in cold and dense beta-equilibrated matter under the influence of strong magnetic fields is studied within a relativistic mean field model. For magnetic fields $> 5 \times 10^{18}$G, the phase spaces…

Astrophysics · Physics 2014-10-13 Prantick Dey , Abhijit Bhattacharyya , Debades Bandyopadhyay

We examine how to signify and quantify the mesoscopic quantum coherence of approximate two-mode NOON states and spin-squeezed two-mode Bose-Einstein condensates (BEC). We identify two criteria that verify a nonzero quantum coherence between…

Quantum Physics · Physics 2017-03-09 B. Opanchuk , L. Rosales-Zárate , R. Y. Teh , M. D. Reid

Liquid helium under negative pressure represents a unique possibility for studying the macroscopic quantum nucleation phenomena in condensed media. We analyze the quantum cavitation rate of single electron bubbles at low temperatures down…

Other Condensed Matter · Physics 2022-03-04 S. N. Burmistrov , L. B. Dubovskii

We discuss BEC in (quasi)2D trapped gases and find that well below the transition temperature $T_c$ the equilibrium state is a true condensate, whereas at intermediate temperatures $T<T_c$ one has a quasicondensate (condensate with…

Statistical Mechanics · Physics 2009-10-31 D. S. Petrov , M. Holzmann , G. V. Shlyapnikov

Bose-Einstein condensate of rarified atomic gases is considered as the state formed by exchange of virtual photons, resonant to the lowest levels of atoms; such representation corresponds to the Einstein opinion about an inter-influence of…

Other Condensed Matter · Physics 2008-04-14 Mark E. Perel'man

Superfluidity---the suppression of scattering in a quantum fluid at velocities below a critical value---is one of the most striking manifestations of the collective behaviour typical of Bose-Einstein condensates. This phenomenon, akin to…

Pion condensation in ultra-relativistic collisions presents a compelling theoretical phenomenon with significant implications for the dynamics of hadronic matter. Various theoretical frameworks offer insight into the nature of…

High Energy Physics - Phenomenology · Physics 2025-10-28 Kshitish Kumar Pradhan , Dushmanta Sahu , Captain R. Singh , Raghunath Sahoo

We investigate the Bose-Einstein condensation of fermionic pairs in three different superfluid systems: ultracold and dilute atomic gases, bulk neutron matter, and neutron stars. In the case of dilute gases made of fermionic atoms the…

Quantum Gases · Physics 2014-09-30 Luca Salasnich

First, a condition for the Bose-Einstein transition in the superfluid liquid helium is presented due to the creation of a free neutron spinless pairs in a liquid helium and a dilute neutron gas mixture. We proposed a new model of dilute…

Superconductivity · Physics 2009-04-02 V. N. Minasyan

In superfluid $^3$He-B externally pumped quantized spin-wave excitations or magnons spontaneously form a Bose-Einstein condensate in a 3-dimensional trap created with the order-parameter texture and a shallow minimum in the polarizing…

Other Condensed Matter · Physics 2014-03-20 P. J. Heikkinen , S. Autti , V. B. Eltsov , J. J. Hosio , M. Krusius , V. V. Zavjalov

We investigate a computational device that harnesses the effects of Bose-Einstein condensation (BEC) to accelerate the speed of finding the solution of a given optimization problem. Many computationally difficult problems, including…

Quantum Physics · Physics 2011-11-29 Tim Byrnes , Kai Yan , Yoshihisa Yamamoto

The achievement of Bose-Einstein condensation (BEC) in ultracold vapors of alkali atoms has given enormous impulse to the theoretical and experimental study of dilute atomic gases in condensed quantum states inside magnetic traps and…

Mathematical Physics · Physics 2017-11-21 Weizhu Bao

We report the preparation of Bose-Einstein condensates (BECs) by integrating laser cooling with a grating magneto-optical trap (GMOT) and forced evaporation in a magnetic trap on a single chip. This new approach allowed us to produce a $6…

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