Quantum spin dynamics of antiferromagnetic ring with central excess spin

Synthetic Metals 121 (2001) 1788±1789

0379-6779/01/$ ± see front matter # 2001 Elsevier Science B.V. All rights reserved. PII: S 0 3 7 9 - 6 7 7 9 ( 0 0 ) 0 0 7 9 3 - 1

H. Saito et al. / Synthetic Metals 121 (2001) 1788±1789

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