EVIDENCE THAT TRANSITION AT HC2 IN NIOBIUM MAY NOT BE SECOND ORDER NEAR ABSOLUTE ZERO TEMPERATURE

被引：5

作者：

WILLIAMS.SJ

机构：

[1] Science Center, North American Rockwell Corporation, Thousand Oaks, CA

来源：

PHYSICS LETTERS A | 1969年 / A 28卷 / 10期

关键词：

D O I：

10.1016/0375-9601(69)90673-2

中图分类号：

O4 [物理学];

学科分类号：

0702 ;

摘要：

The anisotropy of Hc2 for single crystal niobium has been measured for 0.4°K ≤ T ≤ 4.2°K. A continuation of the observed trend to lower temperatures would imply that the transition near absolute zero is not second order for all field directions. © 1969.

引用

页码：665 / &

共 17 条

[1] Ehrenfest P, 1933, P K AKAD WET-AMSTERD, V36, P153
[2] Ehrenfest P., COMMUN KAMERLIN S75B
[3] FARRELL DE, TO BE PUBLISHED
[4] SUPERCONDUCTING PROPERTIES OF HIGH-PURITY NIOBIUM
FINNEMORE, DK
STROMBERG, TF
SWENSON, CA
[J]. PHYSICAL REVIEW, 1966, 149 (01): : 231 - +
[5] EXPERIMENTAL THERMOMOLECULAR PRESSURE RATIO OF HELIUM-3 DOWN TO 0-3 DEGREE K
FREDDI, A
MODENA, I
[J]. CRYOGENICS, 1968, 8 (01) : 18 - &
[6] ON MAGNETIC TRANSITIONS OF DIFFERENT ORDER IN PARTICULAR CONCERNING SUPERCONDUCTORS NEAR H- AND T-AXES
GORTER, CJ
[J]. PHYSICA, 1964, 30 (12): : 2175 - &
[7] ANISOTROPY AND TEMPERATURE DEPENDENCE OF UPPER CRITICAL FIELD OF TYPE-2 SUPERCONDUCTORS
HOHENBERG, PC
WERTHAMER, NR
[J]. PHYSICAL REVIEW, 1967, 153 (02): : 493 - +
[8] MAGNETOCALORIC EFFECT AND UPPER CRITICAL FIELDOF SUPERCONDUCTING NIOBIUM
OHTSUKA, T
TAKANO, N
[J]. JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 1967, 23 (05) : 983 - +
[9] REED WA, 1967, 10 P INT C LOW TEM A, V2, P368
[10] ONSET OF SUPERCONDUCTIVITY IN DECREASING FIELDS
SAINTJAMES, D
GENNES, PG
[J]. PHYSICS LETTERS, 1963, 7 (05): : 306 - 308

← 1 2 →