Penetration depth and anisotropy in MgB2 -: art. no. 172501

被引：0

作者：

Chen, XH ^{[1
]}

Xue, YY

Meng, RL

Chu, CW

机构：

[1] Univ Houston, Dept Phys, Houston, TX 77204 USA

[2] Univ Houston, Texas Ctr Superconduct, Houston, TX 77204 USA

[3] Univ Calif Berkeley, Lawrence Berkeley Lab, Berkeley, CA 94720 USA

来源：

PHYSICAL REVIEW B | 2001年 / 64卷 / 17期

关键词：

D O I：

10.1103/PhysRevB.64.212501

中图分类号：

T [工业技术];

学科分类号：

08 ;

摘要：

The penetration depth lambda of MgB2 was deduced from both the ac susceptibility chi and the magnetization M(H) of sorted powders. The good agreement between the two sets of data without geometric correction for the grain orientation suggests that MgB2 is an isotropic superconductor.

引用

页数：4

共 10 条

[1] Boron isotope effect in superconducting MgB2 [J].

Bud'ko, SL ;

Lapertot, G ;

Petrovic, C ;

Cunningham, CE ;

Anderson, N ;

Canfield, PC .

PHYSICAL REVIEW LETTERS, 2001, 86 (09) :1877-1880

[2] Superconductivity in dense MgB2 wires [J].

Canfield, PC ;

Finnemore, DK ;

Bud'ko, SL ;

Ostenson, JE ;

Lapertot, G ;

Cunningham, CE ;

Petrovic, C .

PHYSICAL REVIEW LETTERS, 2001, 86 (11) :2423-2426

[3] Thermodynamic and transport properties of superconducting Mg10B2 [J].

Finnemore, DK ;

Ostenson, JE ;

Bud'ko, SL ;

Lapertot, G ;

Canfield, PC .

PHYSICAL REVIEW LETTERS, 2001, 86 (11) :2420-2422

[4] Hole carrier in MgB2 characterized by Hall measurements [J].

Kang, WN ;

Jung, CU ;

Kim, KHP ;

Park, MS ;

Lee, SY ;

Kim, HJ ;

Choi, EM ;

Kim, KH ;

Kim, MS ;

Lee, SI .

APPLIED PHYSICS LETTERS, 2001, 79 (07) :982-984

[5]

Kortus J, 2001, PHYS REV LETT, V86, P4656, DOI 10.1103/PhysRevLett.86.4656

[6] High-pressure study on MgB2 -: art. no. 012507 [J].

Lorenz, B ;

Meng, RL ;

Chu, CW .

PHYSICAL REVIEW B, 2001, 64 (01)

[7] Superconductivity at 39 K in magnesium diboride [J].

Nagamatsu, J ;

Nakagawa, N ;

Muranaka, T ;

Zenitani, Y ;

Akimitsu, J .

NATURE, 2001, 410 (6824) :63-64

[8] TEMPERATURE-DEPENDENT MAGNETIC PENETRATION DEPTH OF CO AND ZN DOPED YBA2CU3O7 OBTAINED FROM THE AC SUSCEPTIBILITY OF MAGNETICALLY ALIGNED POWDERS [J].

PORCH, A ;

COOPER, JR ;

ZHENG, DN ;

WALDRAM, JR ;

CAMPBELL, AM ;

FREEMAN, PA .

PHYSICA C, 1993, 214 (3-4) :350-358

[9] Superconducting properties of MgB2 bulk materials prepared by high-pressure sintering [J].

Takano, Y ;

Takeya, H ;

Fujii, H ;

Kumakura, H ;

Hatano, T ;

Togano, K ;

Kito, H ;

Ihara, H .

APPLIED PHYSICS LETTERS, 2001, 78 (19) :2914-2916

[10]

XUE YY, 2001, IN PRESS PHYSICA C

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