Dimerization of a linear Heisenberg chain in the insulating phases of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mrow><mml:mi mathvariant="normal">V</mml:mi></mml:mrow><mml:mrow><mml:mn>1</mml:mn><mml:mo>−</mml:mo><mml:mi>x</mml:mi></mml:mrow></mml:msub></mml:mrow><mml:mrow><mml:msub><mml:mrow><mml:mi mathvariant="normal">Cr</mml:mi></mml:mrow><mml:mrow><mml:mi>x</mml:mi></mml:mrow></mml:msub></mml:mrow><mml:mrow><mml:msub><mml:mrow><mml:mi mathvariant="normal">O</mml:mi></mml:mrow><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math>
Jean‐Paul Pouget(Université Paris-Sud), P. Hagenmuller(Laboratoire de physique des Solides), T. M. Rice(Université Paris-Saclay), A. C. Gossard(University of California, Santa Barbara), H. Launois(Centre National de la Recherche Scientifique), G. Villeneuve(Laboratoire de physique des Solides), P. D. Dernier(Laboratoire de physique des Solides)
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