Muon spin relaxation in NaV2O5

Muon-spin relaxation measurements have been carried out on NaV2O5 in the temperature range from 6 up to 300 K, through the spin-Peierls transition temperature at T-SP = 33 K. The relaxation is fitted throughout to a stretched exponential, exp( - (lambda(T)t)(beta(T))). The parameter beta is greater...

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Bibliographic Details
Main Authors: Ain, M, Blundell, S, Lord, J, Jegoudez, J, Revcolevschi, A
Format: Conference item
Published: 2000
Description
Summary:Muon-spin relaxation measurements have been carried out on NaV2O5 in the temperature range from 6 up to 300 K, through the spin-Peierls transition temperature at T-SP = 33 K. The relaxation is fitted throughout to a stretched exponential, exp( - (lambda(T)t)(beta(T))). The parameter beta is greater than 1 above the transition, but falls surprisingly to below 1/3 at 6 K, as usually observed in frustrated magnetic systems. (C) 2000 Elsevier Science B.V. All rights reserved.