paper

Alouani {\it et al.} Reply to Comment on Tuning of the CDW in MX Chains

arXiv:cond-mat/9408036

Abstract

This is a reply to J. T. Gammel's Comment (9404047) on Tuning of the CDW in MX Chains. We show that while the harmonic elastic energy can fit a small region around zero dimerization, it is insufficient to treat the large amplitude CDW of the MX systems which was the main physics of our Letter (Phys. Rev. Lett. {\bf 71}, 1415 (1993)). We also stress that \underline{anharmonic} elastic potentials are {\it essential} to explain the charge-density-wave systematics of an entire class of MX material.

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