Evidence for strong-coupling s-wave superconductivity in MgB2: 11B NMR study

H. Kotegawa; K. Ishida; Y. Kitaoka; T. Muranaka; J. Akimitsu

Evidence for strong-coupling s-wave superconductivity in MgB₂: ¹¹B NMR study

H. Kotegawa, K. Ishida, Y. Kitaoka, T. Muranaka, J. Akimitsu

Research output: Contribution to journal › Article

Abstract

A ¹¹B NMR study was carried out to investigate the gap structure in the MgB₂ superconductor. It was found that the 1/T₁ of ¹¹B decreases exponentially in the SC state, revealing a tiny coherence peak just below T_c.

Original language	English
Article number	127001
Pages (from-to)	127001/1-127001/4
Journal	Physical Review Letters
Volume	87
Issue number	12
Publication status	Published - Sep 17 2001
Externally published	Yes

ASJC Scopus subject areas

Physics and Astronomy(all)

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Kotegawa, H., Ishida, K., Kitaoka, Y., Muranaka, T., & Akimitsu, J. (2001). Evidence for strong-coupling s-wave superconductivity in MgB₂: ¹¹B NMR study. Physical Review Letters, 87(12), 127001/1-127001/4. [127001].

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abstract = "A 11B NMR study was carried out to investigate the gap structure in the MgB2 superconductor. It was found that the 1/T1 of 11B decreases exponentially in the SC state, revealing a tiny coherence peak just below Tc.",

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AU - Akimitsu, J.

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