Orbital order in the low-dimensional quantum spin system TiOCl probed by ESR

V. Kataev, J. Baier, A. Moeller +3

We present electron spin resonance data of Ti${}^{3+}$ (3$d^1$) ions in single crystals of the novel layered quantum spin magnet TiOCl. The analysis of the g tensor yields direct evi…