Anthony J Leggett

1964 …2019
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Research Output 1964 2019

2019

Josephson Devices as Tests of Quantum Mechanics Towards the Everyday Level

Leggett, A. J., Jan 1 2019, Springer Series in Materials Science. Springer-Verlag, p. 63-80 18 p. (Springer Series in Materials Science; vol. 286).

Research output: Chapter in Book/Report/Conference proceedingChapter

Quantum theory
Fluxes

Resonant Confinement of an Excitonic Polariton and Ultraefficient Light Harvest in Artificial Photosynthesis

Chen, Y. C., Song, B., Leggett, A. J., Ao, P. & Zhu, X., Jun 27 2019, In : Physical review letters. 122, 25, 257402.

Research output: Contribution to journalArticle

photosynthesis
polaritons
excitons
funnels
pigments
2018

Reflections on the past, present and future of condensed matter physics

Leggett, A. J., Aug 30 2018, In : Science Bulletin. 63, 16, p. 1019-1022 4 p.

Research output: Contribution to journalComment/debate

2016

A strict experimental test of macroscopic realism in a superconducting flux qubit

Knee, G. C., Kakuyanagi, K., Yeh, M. C., Matsuzaki, Y., Toida, H., Yamaguchi, H., Saito, S., Leggett, A. J. & Munro, W. J., Nov 4 2016, In : Nature communications. 7, 13253.

Research output: Contribution to journalArticle

Quantum Theory
Names
Noise
Fluxes
Quantum theory

Liquid 3He: A strongly correlated but well understood Fermi liquid

Leggett, A. J., Apr 8 2016, In : Reports on Progress in Physics. 79, 5, 054501.

Research output: Contribution to journalArticle

Fermi liquids
liquids

Majorana fermions in condensed-matter physics

Leggett, A. J., Jul 30 2016, In : International Journal of Modern Physics B. 30, 19, 1630012.

Research output: Contribution to journalArticle

condensed matter physics
fermions
quantum computation
broken symmetry
physics

Temperature-dependent ellipsometry measurements of partial coulomb energy in superconducting cuprates

Levallois, J., Tran, M. K., Pouliot, D., Presura, C. N., Greene, L. H., Eckstein, J. N., Uccelli, J., Giannini, E., Gu, G. D., Leggett, A. J. & van der Marel, D., Jan 1 2016, In : Physical Review X. 6, 3, 031027.

Research output: Contribution to journalArticle

cuprates
ellipsometry
temperature dependence
temperature
energy
2014

Andreev bound states. Some quasiclassical reflections

Lin, Y. & Leggett, A. J., Jan 1 2014, In : Journal of Experimental and Theoretical Physics. 119, 6, p. 1034-1041 8 p.

Research output: Contribution to journalArticle

traps
continuity equation
paradoxes
trapping
ground state

Realism and the physical world

Leggett, A. J., Jan 1 2014, Quantum Theory: A Two-Time Success Story: Yakir Aharonov Festschrift the Global Financial Crisis and the Indian Economy. Springer-Verlag Milan, p. 9-20 12 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

bells
formalism

Science diplomacy in Iran

Pickett, W. E., Leggett, A. J. & Chu, P. C. W., Jul 2014, In : Nature Physics. 10, 7, p. 465-467 3 p.

Research output: Contribution to journalComment/debate

Iran
2013
crossovers
Pauli exclusion principle
gases
occupation
conservation

"Tunneling two-level systems" model of the low-temperature properties of glasses: Are "smoking-gun" tests possible?

Leggett, A. J. & Vural, D. C., Nov 4 2013, In : Journal of Physical Chemistry B. 117, 42, p. 12966-12971 6 p.

Research output: Contribution to journalArticle

Low temperature properties
Glass
Temperature
glass
2012

Reflections on the quantum measurement paradox

Leggett, A. J., Jan 1 2012, Quantum Implications: Essays in Honour of David Bohm. Taylor and Francis, p. 85-104 20 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Quantum Measurement
Paradox

The BEC-BCS crossover: Some history and some general observations

Leggett, A. J. & Zhang, S., Jan 1 2012, The BCS-BEC Crossover and the Unitary Fermi Gas. Zwerger, W. (ed.). p. 33-47 15 p. (Lecture Notes in Physics; vol. 836).

Research output: Chapter in Book/Report/Conference proceedingChapter

crossovers
histories
gases
alkalies

What is computation? (How) does nature compute?

Calude, C. S., Chaitin, G. J., Fredkin, E., Leggett, A. J., de Ruyter, R., Toffoli, T. & Wolfram, S., Jan 1 2012, A Computable Universe: Understanding and Exploring Nature as Computation. World Scientific Publishing Co., p. 673-726 54 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

2011

Absence of spontaneous magnetic order of lattice spins coupled to itinerant interacting electrons in one and two dimensions

Loss, D., Pedrocchi, F. L. & Leggett, A. J., Sep 1 2011, In : Physical review letters. 107, 10, 107201.

Research output: Contribution to journalArticle

electrons
SOI (semiconductors)
spin-orbit interactions
charge carriers
electron scattering

Superfluid 3He-the early days

Lee, D. M. & Leggett, A. J., Aug 1 2011, In : Journal of Low Temperature Physics. 164, 3-4, p. 140-172 33 p.

Research output: Contribution to journalReview article

Fermi liquids
zero sound
Spin dynamics
Demagnetization
Fermions

Universal sound absorption in amorphous solids: A theory of elastically coupled generic blocks

Vural, D. C. & Leggett, A. J., Oct 1 2011, In : Journal of Non-Crystalline Solids. 357, 19-20, p. 3528-3537 10 p.

Research output: Contribution to journalArticle

sound transmission
attenuation coefficients
ultrasonics
Ultrasonics
Acoustic waves
2010

Comment on "Possible experience: From boole to bell" by Hess K. et al.

Leggett, A. J. & Garg, A., Aug 1 2010, In : EPL. 91, 4, 40001.

Research output: Contribution to journalComment/debate

bells

The superfluid phases of liquid 3He: BCS theory

Leggett, A. J., Jan 1 2010, BCS: 50 Years. World Scientific Publishing Co., p. 473-490 18 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

BCS theory
Liquids
liquids
Wave functions
Superconductivity

The superfluid phases of liquid 3He: BCS theory

Leggett, A. J., Oct 10 2010, In : Modern Physics Letters B. 24, 25, p. 2525-2539 15 p.

Research output: Contribution to journalArticle

BCS theory
superfluidity
liquids
metals
superconductivity
2009

'Elementary particle symmetries' (1965) by T.W.B. Kibble

Leggett, A. J., Jan 1 2009, In : Contemporary Physics. 50, 1, 1 p.

Research output: Contribution to journalComment/debate

elementary particles
symmetry

Schrödinger's Cat and her laboratory cousins

Leggett, A. J., Jan 1 2009, In : Contemporary Physics. 50, 1, p. 243-258 16 p.

Research output: Contribution to journalArticle

cats
paradoxes
cryogenics
quantum mechanics
formalism

Spin polarization of half-quantum vortex in systems with equal spin pairing

Vakaryuk, V. & Leggett, A. J., Aug 6 2009, In : Physical review letters. 103, 5, 057003.

Research output: Contribution to journalArticle

vortices
polarization
acceleration (physics)
wave functions

Universal properties of the ultracold Fermi gas

Zhang, S. & Leggett, A. J., Feb 2 2009, In : Physical Review A - Atomic, Molecular, and Optical Physics. 79, 2, 023601.

Research output: Contribution to journalArticle

gases
crossovers
free energy
temperature dependence
physics
2008

Quantum liquids

Leggett, A. J., Feb 29 2008, In : Science. 319, 5867, p. 1203-1205 3 p.

Research output: Contribution to journalShort survey

Elementary Particles
Alkalies
Mechanics
Gases
Metals
alkalies
condensation
superfluidity
liquids
gases

Realism and the physical world

Leggett, A. J., Feb 1 2008, In : Reports on Progress in Physics. 71, 2, 022001.

Research output: Contribution to journalArticle

bells
formalism

Sum-rule analysis of radio-frequency spectroscopy of ultracold Fermi gas

Zhang, S. & Leggett, A. J., Mar 14 2008, In : Physical Review A - Atomic, Molecular, and Optical Physics. 77, 3, 033614.

Research output: Contribution to journalArticle

sum rules
radio frequencies
shift
gases
spectroscopy
2007

How far do EPR-Bell experiments constrain physical collapse theories?

Leggett, A. J., Mar 23 2007, In : Journal of Physics A: Mathematical and Theoretical. 40, 12, p. 3141-3149 9 p.

Research output: Contribution to journalArticle

Quantum theory
bells
Paramagnetic resonance
quantum mechanics
axioms

Probing quantum mechanics towards the everyday world - How far have we come

Leggett, A. J., Jan 1 2007, In : Progress of Theoretical Physics Supplement. 170, p. 100-118 19 p.

Research output: Contribution to journalArticle

quantum mechanics
quantum optics
diffraction
2006

An interview with Sir Anthony Leggett

Leggett, A. J., Mar 2006, In : Europhysics News. 37, 2, p. 30-32 3 p.

Research output: Contribution to journalComment/debate

Commentary: What DO we know about high T c

Leggett, A. J., Mar 10 2006, In : Nature Physics. 2, 3, p. 134-136 3 p.

Research output: Contribution to journalComment/debate

Some thoughts about two dimensionality and cuprate superconductivity

Leggett, A. J., Jul 1 2006, In : Journal of Superconductivity and Novel Magnetism. 19, 3-5, p. 187-192 6 p.

Research output: Contribution to journalArticle

Superconductivity
cuprates
Superconducting transition temperature
superconductivity
transition temperature

The Problems of Physics

Leggett, A. J., Oct 5 2006, Oxford University Press. 208 p.

Research output: Book/ReportBook

universe
general overviews
condensed matter physics
physics
cosmology
2005

Quench dynamics of a superfluid Fermi gas

Warner, G. L. & Leggett, A. J., Dec 14 2005, In : Physical Review B - Condensed Matter and Materials Physics. 71, 13, 134514.

Research output: Contribution to journalArticle

Vortex flow
Gases
vortices
Scaling laws
gases

The quantum measurement problem

Leggett, A. J., Feb 11 2005, In : Science. 307, 5711, p. 871-872 2 p.

Research output: Contribution to journalShort survey

Cats
Mechanics
Names
2004

2003 Nobel prize in physics for theoretical work on superfluid 3He

Leggett, A. J., Jul 19 2004, In : ChemPhysChem. 5, 7, p. 946-958 13 p.

Research output: Contribution to journalReview article

Physics
Nuclear magnetic resonance
nuclear magnetic resonance
physics
Isotopes

Nobel Lecture: Superfluid 3He: The early days as seen by a theorist

Leggett, A. J., Jul 1 2004, In : Reviews of Modern Physics. 76, 3 I, p. 999-1011 13 p.

Research output: Contribution to journalReview article

lectures

Nuclear magnetic resonance in ultra-small samples of superfluid 3He

Leggett, A. J., Mar 18 2004, In : Synthetic Metals. 141, 1-2, p. 51-58 8 p.

Research output: Contribution to journalArticle

Nuclear magnetic resonance
inclusions
nuclear magnetic resonance
condensates
Magnetization

Superfluid 3He: The early days as seen by a theorist

Leggett, A. J., Jan 1 2004, In : Uspekhi Fizicheskikh Nauk. 174, 11, 1 p.

Research output: Contribution to journalArticle

2003

Anomalous diffusion near the Fermi surface

Warner, L. & Leggett, A. J., Nov 11 2003, In : Physical Review B - Condensed Matter and Materials Physics. 68, 17

Research output: Contribution to journalArticle

Fermi surface
Fermi surfaces
Fermi liquids
cryogenic temperature
Nucleation

Bose-Einstein Condensation in a Harmonic Trap: Effect of Interactions on Tc

Leggett, A. J., Mar 1 2003, In : Journal of Statistical Physics. 110, 3-6, p. 903-910 8 p.

Research output: Contribution to journalArticle

Bose-Einstein Condensation
Trap
condensation
Harmonic
traps
condensation
wave functions
condensing
atoms
trapping

Bose-Einstein condensation of spin-1/2 atoms with conserved total spin

Ashhab, S. & Leggett, A. J., Jan 1 2003, In : Physical Review A - Atomic, Molecular, and Optical Physics. 68, 6, 1 p.

Research output: Contribution to journalArticle

condensation
wave functions
orbitals
Bose-Einstein condensates
gases
alkalies
condensation
physics
gases

Liquid-solid helium interface: Some conceptual questions

Leggett, A. J., Dec 1 2003, In : Progress in Surface Science. 74, 1-8, p. 405-414 10 p.

Research output: Contribution to journalArticle

Helium
helium
Wave functions
Liquid waves
liquid phases

Nobel Prize of 2003 awarded for "pioneering contributions to the theory of superconductors and superfluids"

Ginzburg, V. L., Abrikosov, A. A. & Leggett, A. J., Dec 1 2003, In : Low Temperature Physics. 29, 12, p. 971-972 2 p.

Research output: Contribution to journalArticle