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Macroscopic quantum tunnelling of vortices in He II.

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Macroscopic quantum tunnelling of vortices in He II. / Hendry, P. C.; Lawson, N. Stuart; McClintock, Peter V. E. et al.

In: Physical review letters, Vol. 60, No. 7, 15.02.1988, p. 604-607.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Hendry, PC, Lawson, NS, McClintock, PVE, Williams, CDH & Bowley, RM 1988, 'Macroscopic quantum tunnelling of vortices in He II.', Physical review letters, vol. 60, no. 7, pp. 604-607. https://doi.org/10.1103/PhysRevLett.60.604

APA

Hendry, P. C., Lawson, N. S., McClintock, P. V. E., Williams, C. D. H., & Bowley, R. M. (1988). Macroscopic quantum tunnelling of vortices in He II. Physical review letters, 60(7), 604-607. https://doi.org/10.1103/PhysRevLett.60.604

Vancouver

Hendry PC, Lawson NS, McClintock PVE, Williams CDH, Bowley RM. Macroscopic quantum tunnelling of vortices in He II. Physical review letters. 1988 Feb 15;60(7):604-607. doi: 10.1103/PhysRevLett.60.604

Author

Hendry, P. C. ; Lawson, N. Stuart ; McClintock, Peter V. E. et al. / Macroscopic quantum tunnelling of vortices in He II. In: Physical review letters. 1988 ; Vol. 60, No. 7. pp. 604-607.

Bibtex

@article{fb319584d47a4868842ba36eb6ab2f9c,
title = "Macroscopic quantum tunnelling of vortices in He II.",
abstract = "Experimental evidence is presented showing that the creation of vortices in He II involves macroscopic quantum tunneling through, or thermal activation over, a potential-energy barrier E. The investigations, based on measurements of the rate at which negative ions create vortex rings in the isotopically pure superfluid within the temperature range 50 < T < 500 mK, have yielded a barrier height of E/kB = 3.1 ± 0.1 K, in excellent agreement with the theoretical value predicted by Muirhead, Vinen, and Donnelly.",
author = "Hendry, {P. C.} and Lawson, {N. Stuart} and McClintock, {Peter V. E.} and Williams, {Charles D. H.} and Bowley, {R. M.}",
year = "1988",
month = feb,
day = "15",
doi = "10.1103/PhysRevLett.60.604",
language = "English",
volume = "60",
pages = "604--607",
journal = "Physical review letters",
issn = "1079-7114",
publisher = "American Physical Society",
number = "7",

}

RIS

TY - JOUR

T1 - Macroscopic quantum tunnelling of vortices in He II.

AU - Hendry, P. C.

AU - Lawson, N. Stuart

AU - McClintock, Peter V. E.

AU - Williams, Charles D. H.

AU - Bowley, R. M.

PY - 1988/2/15

Y1 - 1988/2/15

N2 - Experimental evidence is presented showing that the creation of vortices in He II involves macroscopic quantum tunneling through, or thermal activation over, a potential-energy barrier E. The investigations, based on measurements of the rate at which negative ions create vortex rings in the isotopically pure superfluid within the temperature range 50 < T < 500 mK, have yielded a barrier height of E/kB = 3.1 ± 0.1 K, in excellent agreement with the theoretical value predicted by Muirhead, Vinen, and Donnelly.

AB - Experimental evidence is presented showing that the creation of vortices in He II involves macroscopic quantum tunneling through, or thermal activation over, a potential-energy barrier E. The investigations, based on measurements of the rate at which negative ions create vortex rings in the isotopically pure superfluid within the temperature range 50 < T < 500 mK, have yielded a barrier height of E/kB = 3.1 ± 0.1 K, in excellent agreement with the theoretical value predicted by Muirhead, Vinen, and Donnelly.

U2 - 10.1103/PhysRevLett.60.604

DO - 10.1103/PhysRevLett.60.604

M3 - Journal article

VL - 60

SP - 604

EP - 607

JO - Physical review letters

JF - Physical review letters

SN - 1079-7114

IS - 7

ER -