The magnetic penetration depth of κ-(BEDT-TTF)2X for X=Cu(NCS)2 and Cu[N(CN)2]Br determined from the slope of the reversible magnetization shows a weak (BCS-like) T dependence at low temperatures, which rules out the unconventional pairing schemes proposed by Le et al. .
ASJC Scopus subject areas
- Electronic, Optical and Magnetic Materials
- Condensed Matter Physics
- Electrical and Electronic Engineering