Creuzet, FrancoisJerome, DenisSchweitzer, DieterKeller, Heimo J.2011-07-202016-03-312011-07-202016-03-311986352186585http://nbn-resolving.de/urn:nbn:de:bsz:93-opus-64455http://elib.uni-stuttgart.de/handle/11682/7613http://dx.doi.org/10.18419/opus-7596The AC susceptibility study of β-(BEDT-TTF)2I3 reveals that the high-Tc metastable superconducting state which can be stabilized at atmospheric pressure after a particular pressure-temperature cycling procedure, exhibits bulk superconductivity resembling very closely that of the high-Tc state, which is stabilized above 1 kbar. Annealing experiments show that the high-Tc state remains stable at low temperature as long as the annealing temperature does not exceed 125 K.eninfo:eu-repo/semantics/openAccessOrganischer Supraleiter , Tetrathiafulvalen530article