Electron spin resonance studies of anisotropic rotational reorientation and slow tumbling in liquid and frozen media. III. Perdeuterated 2,2,6,6-tetramethyl-4-piperidone N-oxide and an analysis of fluctuating torquesJames S. Hwang, Jack H. Freed, Lian Pin Hwang et al.|The Journal of Physical Chemistry|1975Cited by 302