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Structural changes in YBa2Cu3O7 and YBa2Cu4O8 by Zn doping

✍ Scribed by X. Zhang; K.W. Yip; C.K. Ong


Publisher
Elsevier Science
Year
1994
Tongue
English
Weight
790 KB
Volume
234
Category
Article
ISSN
0921-4534

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The existence of local moments in both Zn-and Ni-doped YBa2Cu408 (Y1248) is confirmed by a Curie-law T-dependence of NMR linewidth and the Cu relaxation at low T. The reduction of Cu-NQR signal intensity in Ni-doped Y1248 suggests that, in contrast to the case of Ni-doped YBa2Cu30 7 (Y1237), the Cu