Persistent-current experiments on superfluid 3He-B and 3He-A

Tutkimustuotos: Lehtiartikkelivertaisarvioitu

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Persistent-current experiments on superfluid 3He-B and 3He-A. / Pekola, J. P.; Simola, J. T.; Nummila, K. K.; Lounasmaa, O. V.; Packard, R. E.

julkaisussa: Physical Review Letters, Vuosikerta 53, Nro 1-2, 02.07.1984, s. 70-73.

Tutkimustuotos: Lehtiartikkelivertaisarvioitu

Harvard

Pekola, JP, Simola, JT, Nummila, KK, Lounasmaa, OV & Packard, RE 1984, 'Persistent-current experiments on superfluid 3He-B and 3He-A', Physical Review Letters, Vuosikerta. 53, Nro 1-2, Sivut 70-73. https://doi.org/10.1103/PhysRevLett.53.70

APA

Pekola, J. P., Simola, J. T., Nummila, K. K., Lounasmaa, O. V., & Packard, R. E. (1984). Persistent-current experiments on superfluid 3He-B and 3He-A. Physical Review Letters, 53(1-2), 70-73. https://doi.org/10.1103/PhysRevLett.53.70

Vancouver

Author

Pekola, J. P. ; Simola, J. T. ; Nummila, K. K. ; Lounasmaa, O. V. ; Packard, R. E. / Persistent-current experiments on superfluid 3He-B and 3He-A. Julkaisussa: Physical Review Letters. 1984 ; Vuosikerta 53, Nro 1-2. Sivut 70-73.

Bibtex - Lataa

@article{4c791f1c36a94913ad0bdef9e49f5359,
title = "Persistent-current experiments on superfluid 3He-B and 3He-A",
abstract = "We have investigated persistent flow of superfluid 3He with an ac gyroscope filled with 20-μm powder. In 3He-B, currents circulate undiminished for 48 h at least; this implies a viscosity 12 orders of magnitude lower than in the normal fluid. In 3He-A, the current does not persist. The observed critical velocity in 3He-B at P12 bars there are two regimes in the B phase: For example, at 29.3 bars the ultimate critical velocities are 5.4 and 7.8 mm/s, respectively.",
author = "Pekola, {J. P.} and Simola, {J. T.} and Nummila, {K. K.} and Lounasmaa, {O. V.} and Packard, {R. E.}",
year = "1984",
month = "7",
day = "2",
doi = "10.1103/PhysRevLett.53.70",
language = "English",
volume = "53",
pages = "70--73",
journal = "Physical Review Letters",
issn = "0031-9007",
publisher = "American Physical Society",
number = "1-2",

}

RIS - Lataa

TY - JOUR

T1 - Persistent-current experiments on superfluid 3He-B and 3He-A

AU - Pekola, J. P.

AU - Simola, J. T.

AU - Nummila, K. K.

AU - Lounasmaa, O. V.

AU - Packard, R. E.

PY - 1984/7/2

Y1 - 1984/7/2

N2 - We have investigated persistent flow of superfluid 3He with an ac gyroscope filled with 20-μm powder. In 3He-B, currents circulate undiminished for 48 h at least; this implies a viscosity 12 orders of magnitude lower than in the normal fluid. In 3He-A, the current does not persist. The observed critical velocity in 3He-B at P12 bars there are two regimes in the B phase: For example, at 29.3 bars the ultimate critical velocities are 5.4 and 7.8 mm/s, respectively.

AB - We have investigated persistent flow of superfluid 3He with an ac gyroscope filled with 20-μm powder. In 3He-B, currents circulate undiminished for 48 h at least; this implies a viscosity 12 orders of magnitude lower than in the normal fluid. In 3He-A, the current does not persist. The observed critical velocity in 3He-B at P12 bars there are two regimes in the B phase: For example, at 29.3 bars the ultimate critical velocities are 5.4 and 7.8 mm/s, respectively.

UR - http://www.scopus.com/inward/record.url?scp=4243848537&partnerID=8YFLogxK

U2 - 10.1103/PhysRevLett.53.70

DO - 10.1103/PhysRevLett.53.70

M3 - Article

VL - 53

SP - 70

EP - 73

JO - Physical Review Letters

JF - Physical Review Letters

SN - 0031-9007

IS - 1-2

ER -

ID: 4388934