Structural instability around Tc observed in Hg-1201 by neutron powder diffraction and EXAFS

P. Bordet, F. Duc, P. G. Radaelli, A. Lanzara, N. Saini, A. Bianconi, E. V. Antipov

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16 Citations (Scopus)

Abstract

The structure of HgBa2CuO4+∂ is studied as function of temperature by neutron diffraction and Cu-Kedge EXAFS on the same powder sample with Tc=97K. Both techniques reveal the presence of an anomalous behaviour of the Cu-O in-plane bond length starting at ≈ 140K.

Original languageEnglish
Pages (from-to)1081-1082
Number of pages2
JournalPhysica C: Superconductivity and its Applications
Volume282-287
Issue numberPART 2
DOIs
Publication statusPublished - Aug 1997
Externally publishedYes

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