TRANSVERSE RELAXATION RATE OF CU-NQR IN YBA2CU3O7-Y AND LA2-XSRXCUO4

被引：19

作者：

KUMAGAI, K

NAKAMICHI, Y

NAKAMURA, Y

TAKATSUKA, T

NAKAJIMA, H

机构：

[1] Department of Physics, Faculty of Science, Hokkaido University

来源：

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN | 1990年 / 59卷 / 07期

关键词：

high-Tc superconductivity; La2-xSrxCuO4; NQR; spin-spin relaxation time T2; YBa2Cu3O7;

D O I：

10.1143/JPSJ.59.2336

中图分类号：

O4 [物理学];

学科分类号：

0702 ;

摘要：

The temperature dependence of the nuclear transverse relaxation rate, 1/T2, of Cu-NQR in YBa2Cu3O7-y, and La2-xSrxCuO4 is measured in the superconducting and the normal states. The anomalous enhancement of 1/T2 at the Cu(1) and Cu(2) sites is observed at 35 K in YBa2Cu3O7-y but is not observed in the superconducting La2-xSrxCuO4. © 1990, THE PHYSICAL SOCIETY OF JAPAN. All rights reserved.

引用

页码：2336 / 2339

页数：4

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