EVIDENCE FOR A SECOND ENERGY GAP IN SUPERCONDUCTING NIOBIUM

被引：17

作者：

HAFSTROM, JW

ROSE, RM

MACVICAR, ML

机构：

[1] Department of Metallurgy and Materials Science, Center for Materials Science and Engineering

[2] Department of Physics, Massachusetts Institute of Technology, Cambridge, MA

来源：

PHYSICS LETTERS A | 1969年 / A 30卷 / 07期

关键词：

D O I：

10.1016/0375-9601(69)90717-8

中图分类号：

O4 [物理学];

学科分类号：

0702 ;

摘要：

Tunneling measurements on superconducting Nb single crystals indicate the existence of a second energy gap for superconductivity, about 1 10 the width of the larger one, and independent of temperature between 0.48 and 4.2°K. © 1969.

引用

页码：379 / &

共 10 条

[1] MECHANISMS FOR SUPERCONDUCTIVITY IN TRANSITION METALS
GARLAND, JW
[J]. PHYSICAL REVIEW LETTERS, 1963, 11 (03) : 111 - &
[2] LAIBOWITZ R, PRIVATE COMMUNICATIO
[3] ANISOTROPY OF NIOBIUM ENERGY GAP BY A SINGLE CRYSTAL TUNNELING TECHNIQUE
MACVICAR, ML
ROSE, RM
[J]. PHYSICS LETTERS A, 1967, A 25 (09) : 681 - &
[4] DETAIL IN TUNNELING CHARACTERISTICS OF SUPERCONDUCTING NIOBIUM SINGLE CRYSTALS
MACVICAR, ML
ROSE, RM
[J]. PHYSICS LETTERS A, 1968, A 26 (10) : 510 - &
[5] ANISOTROPIC ENERGY-GAP MEASUREMENTS ON SUPERCONDUCTING NIOBIUM SINGLE CRYSTALS BY TUNNELING
MACVICAR, ML
ROSE, RM
[J]. JOURNAL OF APPLIED PHYSICS, 1968, 39 (03) : 1721 - &
[6] MATTHEISS LF, TO BE PUBLISHED
[7] EXCESS CURRENTS IN SUPERCONDUCTING TUNNEL JUNCTIONS
ROWELL, JM
FELDMANN, WL
[J]. PHYSICAL REVIEW, 1968, 172 (02): : 393 - &
[8] EVIDENCE FOR TWO ENERGY GAPS IN HIGH-PURITY SUPERCONDUCTING NB TA AND V
SHEN, LYL
SENOZAN, NM
PHILLIPS, NE
[J]. PHYSICAL REVIEW LETTERS, 1965, 14 (25) : 1025 - +
[9] SHEN LYL, 1965, PHYS LETTERS, V19, P101
[10] BARDEEN-COOPER-SCHRIEFFER THEORY OF SUPERCONDUCTIVITY IN THE CASE OF OVERLAPPING BANDS
SUHL, H
MATTHIAS, BT
WALKER, LR
[J]. PHYSICAL REVIEW LETTERS, 1959, 3 (12) : 552 - 554

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