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Thermal conductivity of liquid He-3 in aerogel: A gapless superfluid.

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Thermal conductivity of liquid He-3 in aerogel: A gapless superfluid. / Fisher, Shaun N.; Guénault, A.M.; Mulders, N. et al.
In: Physical review letters, Vol. 91, No. 10, 09.2003, p. 105303.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

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Fisher SN, Guénault AM, Mulders N, Pickett GR. Thermal conductivity of liquid He-3 in aerogel: A gapless superfluid. Physical review letters. 2003 Sept;91(10):105303. doi: 10.1103/PhysRevLett.91.105303

Author

Fisher, Shaun N. ; Guénault, A.M. ; Mulders, N. et al. / Thermal conductivity of liquid He-3 in aerogel: A gapless superfluid. In: Physical review letters. 2003 ; Vol. 91, No. 10. pp. 105303.

Bibtex

@article{687a37934bbf4a1c966a89f3e5263ee5,
title = "Thermal conductivity of liquid He-3 in aerogel: A gapless superfluid.",
abstract = "We have measured the thermal conductivity of liquid He-3 in 98% aerogel at ultralow temperatures. Aerogel introduces disorder on a scale comparable to the superfluid coherence length. At low pressures the liquid in the aerogel shows normal-state behavior with conductivity linear in temperature. At pressures above similar to6 bars the onset of superfluidity suppresses the conductivity and the thermal conductivity again tends towards linear behavior in the very low temperature limit, providing strong evidence that here the liquid He-3 in the aerogel is behaving as a gapless superfluid.",
keywords = "SUPERFLUID, HELIUM-3, ENERGY-GAP",
author = "Fisher, {Shaun N.} and A.M. Gu{\'e}nault and N. Mulders and Pickett, {George R.}",
year = "2003",
month = sep,
doi = "10.1103/PhysRevLett.91.105303",
language = "English",
volume = "91",
pages = "105303",
journal = "Physical review letters",
issn = "1079-7114",
publisher = "American Physical Society",
number = "10",

}

RIS

TY - JOUR

T1 - Thermal conductivity of liquid He-3 in aerogel: A gapless superfluid.

AU - Fisher, Shaun N.

AU - Guénault, A.M.

AU - Mulders, N.

AU - Pickett, George R.

PY - 2003/9

Y1 - 2003/9

N2 - We have measured the thermal conductivity of liquid He-3 in 98% aerogel at ultralow temperatures. Aerogel introduces disorder on a scale comparable to the superfluid coherence length. At low pressures the liquid in the aerogel shows normal-state behavior with conductivity linear in temperature. At pressures above similar to6 bars the onset of superfluidity suppresses the conductivity and the thermal conductivity again tends towards linear behavior in the very low temperature limit, providing strong evidence that here the liquid He-3 in the aerogel is behaving as a gapless superfluid.

AB - We have measured the thermal conductivity of liquid He-3 in 98% aerogel at ultralow temperatures. Aerogel introduces disorder on a scale comparable to the superfluid coherence length. At low pressures the liquid in the aerogel shows normal-state behavior with conductivity linear in temperature. At pressures above similar to6 bars the onset of superfluidity suppresses the conductivity and the thermal conductivity again tends towards linear behavior in the very low temperature limit, providing strong evidence that here the liquid He-3 in the aerogel is behaving as a gapless superfluid.

KW - SUPERFLUID

KW - HELIUM-3

KW - ENERGY-GAP

U2 - 10.1103/PhysRevLett.91.105303

DO - 10.1103/PhysRevLett.91.105303

M3 - Journal article

VL - 91

SP - 105303

JO - Physical review letters

JF - Physical review letters

SN - 1079-7114

IS - 10

ER -