Home > Research > Publications & Outputs > Neutron reflection from the surfaces of liquid ...

Research

Associated organisational unit

Electronic data

  • LT25Neutrons.pdf

    Rights statement: Open access

    Final published version, 561 KB, PDF document

    Available under license: CC BY-NC-ND

Links

Text available via DOI:

Keywords

View graph of relations

Neutron reflection from the surfaces of liquid 4He and a dilute 3He-4He Solution.

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

Published

Standard

Neutron reflection from the surfaces of liquid 4He and a dilute 3He-4He Solution. / Charlton, T. R.; Dalgliesh, R. M.; Ganshyn, Andriy et al.
In: Journal of Physics: Conference Series, Vol. 150, No. 3, 032022, 2009, p. -.

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

Harvard

Charlton, TR, Dalgliesh, RM, Ganshyn, A, Kirichek, O, Langridge, S & McClintock, PVE 2009, 'Neutron reflection from the surfaces of liquid 4He and a dilute 3He-4He Solution.', Journal of Physics: Conference Series, vol. 150, no. 3, 032022, pp. -. https://doi.org/10.1088/1742-6596/150/3/032022

APA

Charlton, T. R., Dalgliesh, R. M., Ganshyn, A., Kirichek, O., Langridge, S., & McClintock, P. V. E. (2009). Neutron reflection from the surfaces of liquid 4He and a dilute 3He-4He Solution. Journal of Physics: Conference Series, 150(3), -. Article 032022. https://doi.org/10.1088/1742-6596/150/3/032022

Vancouver

Charlton TR, Dalgliesh RM, Ganshyn A, Kirichek O, Langridge S, McClintock PVE. Neutron reflection from the surfaces of liquid 4He and a dilute 3He-4He Solution. Journal of Physics: Conference Series. 2009;150(3):-. 032022. doi: 10.1088/1742-6596/150/3/032022

Author

Charlton, T. R. ; Dalgliesh, R. M. ; Ganshyn, Andriy et al. / Neutron reflection from the surfaces of liquid 4He and a dilute 3He-4He Solution. In: Journal of Physics: Conference Series. 2009 ; Vol. 150, No. 3. pp. -.

Bibtex

@article{d9f1b9f16aa34ff9a06bba3d4b166947,
title = "Neutron reflection from the surfaces of liquid 4He and a dilute 3He-4He Solution.",
abstract = "We report and discuss the first neutron reflection measurements from the free surfaces of normal and superfluid 4He and of a liquid 3He-4He mixture. In case of liquid 4He the surface roughness is different above and below the lambda transition, being smoother in the superfluid state. For the superfluid, we also observe the formation of a surface layer ~ 200 {\AA} thick which has a subtly different neutron scattering cross-section. The results can be interpreted as an enhancement of the Bose-Einstein condensate fraction close to the helium surface. We find that the addition of 3He isotopic impurities leads to the formation of Andreev levels at low temperatures.",
keywords = "SUPERFLUID HE-3, X-RAY, HELIUM, ELECTRONS, REFLECTION, TENSION",
author = "Charlton, {T. R.} and Dalgliesh, {R. M.} and Andriy Ganshyn and O. Kirichek and S. Langridge and McClintock, {P. V. E.}",
year = "2009",
doi = "10.1088/1742-6596/150/3/032022",
language = "English",
volume = "150",
pages = "--",
journal = "Journal of Physics: Conference Series",
issn = "1742-6596",
publisher = "IOP Publishing Ltd.",
number = "3",
note = "25th International Conference on Low Temperature Physics (LT25) ; Conference date: 06-08-2008 Through 13-08-2008",

}

RIS

TY - JOUR

T1 - Neutron reflection from the surfaces of liquid 4He and a dilute 3He-4He Solution.

AU - Charlton, T. R.

AU - Dalgliesh, R. M.

AU - Ganshyn, Andriy

AU - Kirichek, O.

AU - Langridge, S.

AU - McClintock, P. V. E.

PY - 2009

Y1 - 2009

N2 - We report and discuss the first neutron reflection measurements from the free surfaces of normal and superfluid 4He and of a liquid 3He-4He mixture. In case of liquid 4He the surface roughness is different above and below the lambda transition, being smoother in the superfluid state. For the superfluid, we also observe the formation of a surface layer ~ 200 Å thick which has a subtly different neutron scattering cross-section. The results can be interpreted as an enhancement of the Bose-Einstein condensate fraction close to the helium surface. We find that the addition of 3He isotopic impurities leads to the formation of Andreev levels at low temperatures.

AB - We report and discuss the first neutron reflection measurements from the free surfaces of normal and superfluid 4He and of a liquid 3He-4He mixture. In case of liquid 4He the surface roughness is different above and below the lambda transition, being smoother in the superfluid state. For the superfluid, we also observe the formation of a surface layer ~ 200 Å thick which has a subtly different neutron scattering cross-section. The results can be interpreted as an enhancement of the Bose-Einstein condensate fraction close to the helium surface. We find that the addition of 3He isotopic impurities leads to the formation of Andreev levels at low temperatures.

KW - SUPERFLUID HE-3

KW - X-RAY

KW - HELIUM

KW - ELECTRONS

KW - REFLECTION

KW - TENSION

U2 - 10.1088/1742-6596/150/3/032022

DO - 10.1088/1742-6596/150/3/032022

M3 - Journal article

VL - 150

SP - -

JO - Journal of Physics: Conference Series

JF - Journal of Physics: Conference Series

SN - 1742-6596

IS - 3

M1 - 032022

T2 - 25th International Conference on Low Temperature Physics (LT25)

Y2 - 6 August 2008 through 13 August 2008

ER -