Vibronic coupling Vibrational + electronic Roles and Types of Shaft Couplings COUPLING TYPES 4 1 Definition Couplings are mechanical components used to connect two rotating shafts for transmitting power and torque. They are designed to compensate for misalignment, absorb vibration, and reduce shock COUPLING TYPES 4 1 Definition Couplings are mechanical components used to connect two rotating shafts for transmitting power and torque. They are designed to compensate for misalignment, absorb vibration, and reduce shock Combination Bands, Overtones and Fermi Resonances Chemistry LibreTexts Effective Electron Vibration Coupling by Ab Initio Methods Journal of Chemical Theory and Computation