Ivanshin V.; Schauwecker R.; Warden M.; Erhart P.; Keller H.; Guentherodt H.; Lang H.; Thommen-Geiser V.
(1996)
Methods of electron-spin resonance (ESR) and direct, non-linear field-modulated microwave absorption (FMMA) were applied for the measurements in low-and high-purity samples of rubidium-doped fullerene, Rb3C60. The coexistence ...