SEARCH Articles Figures Tables A-Relaxation Activated state Activation state Active state Field orientation Fields of activity Orientation, oriented thermal Phonon states Phonon thermal Relaxant Activity Relaxation field Relaxation orientational Relaxation thermalization Relaxed state Reorientation Reorientational Thermal activated relaxation Thermal active Thermal field Thermal relaxation Thermalized state Thermally activated Tunneling states Tunnelling, and Tunnels and Tunnelling