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Absence of low-temperature anomaly on the melting curve of He-4.

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Absence of low-temperature anomaly on the melting curve of He-4. / Todoshchenko, Igor A.; Alles, Harry; Junes, Heikko J.; Parshin, Alexander Y.; Tsepelin, Viktor.

In: JETP Letters, Vol. 85, No. 9, 07.2007, p. 454-457.

Research output: Contribution to journalJournal articlepeer-review

Harvard

Todoshchenko, IA, Alles, H, Junes, HJ, Parshin, AY & Tsepelin, V 2007, 'Absence of low-temperature anomaly on the melting curve of He-4.', JETP Letters, vol. 85, no. 9, pp. 454-457. https://doi.org/10.1134/S0021364007090093

APA

Todoshchenko, I. A., Alles, H., Junes, H. J., Parshin, A. Y., & Tsepelin, V. (2007). Absence of low-temperature anomaly on the melting curve of He-4. JETP Letters, 85(9), 454-457. https://doi.org/10.1134/S0021364007090093

Vancouver

Todoshchenko IA, Alles H, Junes HJ, Parshin AY, Tsepelin V. Absence of low-temperature anomaly on the melting curve of He-4. JETP Letters. 2007 Jul;85(9):454-457. https://doi.org/10.1134/S0021364007090093

Author

Todoshchenko, Igor A. ; Alles, Harry ; Junes, Heikko J. ; Parshin, Alexander Y. ; Tsepelin, Viktor. / Absence of low-temperature anomaly on the melting curve of He-4. In: JETP Letters. 2007 ; Vol. 85, No. 9. pp. 454-457.

Bibtex

@article{5899ec1dc3cd46998283b0523b86e9df,
title = "Absence of low-temperature anomaly on the melting curve of He-4.",
abstract = "The melting pressure and pressure in the liquid at a constant density of ultrapure He-4 (0.3 ppb of He-3 impurities) have been measured with an accuracy of about 0.5 mu bar in the temperature range from 10 to 320 mK. The measurements show that the anomaly on the melting curve below 80 mK, which was recently observed [I. A. Todoshchenko et al., Phys. Rev. Lett. 97, 165302 (2006)], is entirely due to an anomaly in the elastic modulus of Be-Cu from which our pressure gauge is made. Thus, the melting pressure of He-4 follows the T-4 law due to phonons in the whole temperature range from 10 to 320 mK without any attribute of a supersolid transition.",
keywords = "SOLID HELIUM, CRYSTALS, SUPERFLUIDITY, HEAT, MK, SUPERSOLID",
author = "Todoshchenko, {Igor A.} and Harry Alles and Junes, {Heikko J.} and Parshin, {Alexander Y.} and Viktor Tsepelin",
year = "2007",
month = jul,
doi = "10.1134/S0021364007090093",
language = "English",
volume = "85",
pages = "454--457",
journal = "JETP Letters",
issn = "0021-3640",
publisher = "MAIK NAUKA/INTERPERIODICA/SPRINGER",
number = "9",

}

RIS

TY - JOUR

T1 - Absence of low-temperature anomaly on the melting curve of He-4.

AU - Todoshchenko, Igor A.

AU - Alles, Harry

AU - Junes, Heikko J.

AU - Parshin, Alexander Y.

AU - Tsepelin, Viktor

PY - 2007/7

Y1 - 2007/7

N2 - The melting pressure and pressure in the liquid at a constant density of ultrapure He-4 (0.3 ppb of He-3 impurities) have been measured with an accuracy of about 0.5 mu bar in the temperature range from 10 to 320 mK. The measurements show that the anomaly on the melting curve below 80 mK, which was recently observed [I. A. Todoshchenko et al., Phys. Rev. Lett. 97, 165302 (2006)], is entirely due to an anomaly in the elastic modulus of Be-Cu from which our pressure gauge is made. Thus, the melting pressure of He-4 follows the T-4 law due to phonons in the whole temperature range from 10 to 320 mK without any attribute of a supersolid transition.

AB - The melting pressure and pressure in the liquid at a constant density of ultrapure He-4 (0.3 ppb of He-3 impurities) have been measured with an accuracy of about 0.5 mu bar in the temperature range from 10 to 320 mK. The measurements show that the anomaly on the melting curve below 80 mK, which was recently observed [I. A. Todoshchenko et al., Phys. Rev. Lett. 97, 165302 (2006)], is entirely due to an anomaly in the elastic modulus of Be-Cu from which our pressure gauge is made. Thus, the melting pressure of He-4 follows the T-4 law due to phonons in the whole temperature range from 10 to 320 mK without any attribute of a supersolid transition.

KW - SOLID HELIUM

KW - CRYSTALS

KW - SUPERFLUIDITY

KW - HEAT

KW - MK

KW - SUPERSOLID

U2 - 10.1134/S0021364007090093

DO - 10.1134/S0021364007090093

M3 - Journal article

VL - 85

SP - 454

EP - 457

JO - JETP Letters

JF - JETP Letters

SN - 0021-3640

IS - 9

ER -