Sauf mention contraire ci-dessus, le contenu de cette notice bibliographique peut être utilisé dans le cadre d’une licence CC BY 4.0 Inist-CNRS / Unless otherwise stated above, the content of this bibliographic record may be used under a CC BY 4.0 licence by Inist-CNRS / A menos que se haya señalado antes, el contenido de este registro bibliográfico puede ser utilizado al amparo de una licencia CC BY 4. 1999, Vol 323, Num 3-4, pp 137-145 ref : 47 ref Scientific domain Crystallography Condensed state physics Publisher Elsevier Science, Amsterdam Publication country Netherlands Document type Article Language English Keyword (fr) Article synthèse Bande interdite supraconductrice Diffusion Raman Effet tunnel Interaction appariement Onde S Paramètre ordre Spectrométrie photoélectron Supraconducteur haute température Cohérence phase Keyword (en) Reviews Superconducting energy gap Raman scattering Tunnel effect Pairing interactions S waves Order parameters Photoelectron spectroscopy High-Tc superconductors Phase coherence Keyword (es) Difusión Ramán Classification Pascal 001 Exact sciences and technology / 001B Physics / 001B70 Condensed matter: electronic structure, electrical, magnetic, and optical properties / 001B70D Superconductivity / 001B70D50 Proximity effects, weak links, tunneling phenomena, and josephson effects, adreev effect, sn and sns junctions Pascal 001 Exact sciences and technology / 001B Physics / 001B70 Condensed matter: electronic structure, electrical, magnetic, and optical properties / 001B70D Superconductivity / 001B70D72 Cuprates superconductors (high tc and insulating parent compounds) Pacs 7450 Proximity effects, weak links, tunneling phenomena, and Josephson effects Pacs 7472 High-Tc compounds Discipline Physics of condensed state : electronic structure, electrical, magnetic and optical properties Origin Inist-CNRS Database PASCAL INIST identifier 2006423 Université Libre de Bruxelles, Service de Physique des Solides, CP233, Boulevard du Triomphe, 1050 Brussels, Belgium Source The broken symmetry gives aĬoherent explanation for a number of long standing puzzles in He II.CopyPermanent link Copy The symmetries of the order parameters for pairing and phase coherence in hole-doped cuprates Author MOURACHKINE, A 1 Structure of Bose-Einstein condensation in a trap. Manifest itself in both He II and the Bose-Einstein condensation - a shell-like Spontaneously broken symmetry in a Bose system is described and is shown to The goal of this chapter is to understand why phase transitions happen. For example, it might change from a solid to a liquid, or from a liquid to a gas. By analyzing tunneling, inelastic neutron scattering and torque measurements we conclude that the Cooper pairs in cuprates consist of spinons, and the pairing OP has an anisotropic s-wave symmetry, whereas the OP for long-range phase coherence has the. Inhomogeneous Bose system in the presence of an external field. As you change the macroscopic variables of a system, sometimes its properties will abruptly change, often in a dramatic way. The symmetries and origins of the order parameters (OPs) for pairing and long-range phase coherence in hole-doped cuprates are discussed. It is shown that a spontaneously broken symmetry that accompaniesĪ phonon (Nambu-Goldstone mode) takes place at the surface layer of an Long-range order by Penrose and Onsager and the quantum theory of Bohm, withĮmphasis on the broken symmetry in a Bose-Einstein gas with repulsive For instance, a rotationally invariant dynamics is such that a rotation of the state before the dynamics has the. The theory is based on the concept of off-diagonal A symmetric evolution is one that commutes with the action of the symmetry group 4. Han Download PDF Abstract: This paper presents an elementary theory of the phase-coherent collectiveĮxcitations in both He II in the gravitational field and atomic Bose-EinsteinĬondensation in a trap. Download a PDF of the paper titled Coherent Collective Excitations in a Superfluid: Spontaneously Broken Symmetries and Fluctuations-Dissipation, by S.J.
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