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Quantum Liquids: Bose condensation and Cooper pairing in condensed-matter systems

Anthony James Leggett

Published in print:
2006
Published Online:
January 2008
ISBN:
9780198526438
eISBN:
9780191711954
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198526438.001.0001
Subject:
Physics, Condensed Matter Physics / Materials

Starting from first principles, this book introduces the closely related phenomena of Bose condensation and Cooper pairing, in which a very large number of single particles or pairs of particles are ... More


Ions and electrons in liquid helium

Armando Francesco Borghesani

Published in print:
2007
Published Online:
January 2008
ISBN:
9780199213603
eISBN:
9780191707421
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199213603.001.0001
Subject:
Physics, Condensed Matter Physics / Materials

In liquid helium, an electron is surrounded by a cavity called an electron bubble of 20 Ångstroms in diameter. A positive helium ion is solvated by an electrostriction induced solid helium-ice shell ... More


STRONG COUPLING: POLARITON BOSE CONDENSATION

Alexey V. Kavokin and Jeremy J. Baumberg

in Microcavities

Published in print:
2007
Published Online:
May 2008
ISBN:
9780199228942
eISBN:
9780191711190
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199228942.003.0008
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter addresses the rich variety of physical effects linked to the Bose-Einstein condensation of exciton-polaritons, including stimulated scattering of exciton-polaritons, spontaneous symmetry ... More


SPIN AND POLARIZATION

Alexey V. Kavokin and Jeremy J. Baumberg

in Microcavities

Published in print:
2007
Published Online:
May 2008
ISBN:
9780199228942
eISBN:
9780191711190
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199228942.003.0009
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter recalls the selection rules for the optical transitions in semiconductors and introduces the pseudospin of an exciton-polariton. The overview of recent experiments on polarization ... More


Physics on a human scale

A. J. Leggett

in The Problems of Physics

Published in print:
2006
Published Online:
September 2007
ISBN:
9780199211241
eISBN:
9780191706837
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199211241.003.0004
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

This chapter argues that the widespread notion that the discipline of condensed matter physics is devoted to deriving the properties of complex many-body systems from that of their atomic-level ... More


Quantum liquids

A.J. Leggett

in Quantum Liquids: Bose condensation and Cooper pairing in condensed-matter systems

Published in print:
2006
Published Online:
January 2008
ISBN:
9780198526438
eISBN:
9780191711954
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198526438.003.0001
Subject:
Physics, Condensed Matter Physics / Materials

This chapter starts with a discussion of the symmetry conditions which have to be imposed on the wave function of a many-particle system, and the distinction between bosons and fermions. It then ... More


Novel Superfluids: Volume 1

Karl-Heinz Bennemann and John B. Ketterson

Published in print:
2013
Published Online:
May 2013
ISBN:
9780199585915
eISBN:
9780191747526
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199585915.001.0001
Subject:
Physics, Nuclear and Plasma Physics

This book reports on the latest developments in the field of superfluidity. The phenomenon has had a tremendous impact on the fundamental sciences as well as a host of technologies. It began with the ... More


Topological Classification Of Defects

VOLOVIK GRIGORY E.

in The Universe in a Helium Droplet

Published in print:
2009
Published Online:
January 2010
ISBN:
9780199564842
eISBN:
9780191709906
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199564842.003.0013
Subject:
Physics, Condensed Matter Physics / Materials, Particle Physics / Astrophysics / Cosmology

The effective metric and effective gauge fields are simulated in superfluids by the inhomogeneity of the superfluid vacuum. In superfluids, many inhomogeneous configurations of the vacuum are stable ... More


Low-dimensional structures

E. R. DOBBS

in Helium Three

Published in print:
2001
Published Online:
January 2010
ISBN:
9780198506409
eISBN:
9780191709463
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198506409.003.0016
Subject:
Physics, Condensed Matter Physics / Materials

This chapter begins with a discussion of the theory of two-dimensional (2D) Fermi fluid. Two important substrates, nucleopore and aerogel, are described as an introduction to the experiments on heat ... More


Basic properties

E. R. DOBBS

in Helium Three

Published in print:
2001
Published Online:
January 2010
ISBN:
9780198506409
eISBN:
9780191709463
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198506409.003.0020
Subject:
Physics, Condensed Matter Physics / Materials

This chapter presents a summary of the main properties of superfluid 3He. Topics covered include thermal properties, magnetic properties, superfluidity, acoustical properties, and rotating superfluid.


BCS superfluids

E. R. DOBBS

in Helium Three

Published in print:
2001
Published Online:
January 2010
ISBN:
9780198506409
eISBN:
9780191709463
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198506409.003.0021
Subject:
Physics, Condensed Matter Physics / Materials

This chapter introduces the theory of superfluid 3He. It begins with a summary of the BCS theory of superconductivity, which is the basis for the development of the most complex theory of superfluid ... More


Advantages and Drawbacks Of Effective Theory

VOLOVIK GRIGORY E.

in The Universe in a Helium Droplet

Published in print:
2009
Published Online:
January 2010
ISBN:
9780199564842
eISBN:
9780191709906
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199564842.003.0006
Subject:
Physics, Condensed Matter Physics / Materials, Particle Physics / Astrophysics / Cosmology

The energy momentum tensor for the vacuum field which represents gravity is non-covariant, since the effective gravitational field obeys hydrodynamic equations rather than Einstein equations. ... More


Effective Quantum Electrodynamics In 3He-A

VOLOVIK GRIGORY E.

in The Universe in a Helium Droplet

Published in print:
2009
Published Online:
January 2010
ISBN:
9780199564842
eISBN:
9780191709906
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199564842.003.0009
Subject:
Physics, Condensed Matter Physics / Materials, Particle Physics / Astrophysics / Cosmology

As distinct from Bose superfluids where only the effective gravity arises, in the fermionic vacuum there appear in addition all the ingredients of the Standard Model — chiral fermions and effective ... More


The Coldest Place on Earth

David Fisher

in Much Ado about (Practically) Nothing: A History of the Noble Gases

Published in print:
2010
Published Online:
November 2020
ISBN:
9780195393965
eISBN:
9780197562796
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780195393965.003.0020
Subject:
Chemistry, History of Chemistry

Suddenly, at 7.30 P.M. on July 10, 1908, the coldest place on earth—the coldest place in the entire history of the earth—was inside a small glass tube in a messy ... More


Microcavities

Alexey V. Kavokin, Jeremy J. Baumberg, Guillaume Malpuech, and Fabrice P. Laussy

Published in print:
2017
Published Online:
August 2017
ISBN:
9780198782995
eISBN:
9780191826221
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198782995.001.0001
Subject:
Physics, Atomic, Laser, and Optical Physics

Both rich fundamental physics of microcavities and their intriguing potential applications are addressed in this book, oriented to undergraduate and postgraduate students as well as to physicists and ... More


The Physics of Solids

J. B. Ketterson

Published in print:
2016
Published Online:
December 2016
ISBN:
9780198742906
eISBN:
9780191821523
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198742906.001.0001
Subject:
Physics, Condensed Matter Physics / Materials

This text covers the basic physics of the solid state starting at an elementary level and advancing, in stages. In addition to treating the fundamental elastic, electrical, thermal, magnetic, ... More


Bose-Einstein Condensation and Superfluidity

Lev Pitaevskii and Sandro Stringari

Published in print:
2016
Published Online:
March 2016
ISBN:
9780198758884
eISBN:
9780191818721
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198758884.001.0001
Subject:
Physics, Condensed Matter Physics / Materials

This volume introduces the basic concepts of Bose–Einstein condensation and superfluidity. It makes special reference to the physics of ultracold atomic gases; an area in which enormous experimental ... More


Ultracold Fermi gases as quantum simulators of condensed matter physics

Frédéric Chevy

in Many-Body Physics with Ultracold Gases: Lecture Notes of the Les Houches Summer School: Volume 94, July 2010

Published in print:
2012
Published Online:
January 2013
ISBN:
9780199661886
eISBN:
9780191748356
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199661886.003.0008
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter describes some recent experiments on attractive Fermi gases and introduces experimental techniques used to probe these systems. It focuses on the problem of superfluidity in spin 1/2 ... More


Bose–Einstein condensation

Massimo Inguscio and Leonardo Fallani

in Atomic Physics: Precise Measurements and Ultracold Matter

Published in print:
2013
Published Online:
December 2013
ISBN:
9780198525844
eISBN:
9780191780059
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198525844.003.0003
Subject:
Physics, Atomic, Laser, and Optical Physics

Besides the enormous opportunities offered by spectroscopy and atom interferometry, laser cooling has opened up the possibility of experimentally realizing and manipulating quantum degenerate gases: ... More


Survey of some novel superfluids

J. B. Ketterson and K. H. Bennemann

in Novel Superfluids: Volume 1

Published in print:
2013
Published Online:
May 2013
ISBN:
9780199585915
eISBN:
9780191747526
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199585915.003.0002
Subject:
Physics, Nuclear and Plasma Physics

This chapter briefly reviews some of the work on trapped gases along with a discussion of some other superfluid systems including: photons, excitons, and magnons. It also takes up astrophysical ... More


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