New molecular superconductor containing paramagnetic chromium(iii) ions

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Lee Martin, Scott S. Turner, Peter Day, Frank E. Mabbs and Eric J. L. McInnes


Abstract

The molecular charge-transfer salt β″-(bedt-ttf)4[(H2O)Cr(C2O 4)3]·PhCN [bedt-ttf = bis(ethylenedithio)tetrathiafulvalene], containing paramagnetic CrIII ions (S = 3/2), is a superconductor with Tc = 6.0(5) K.


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