SEARCH Articles Figures Tables Donor acceptor Gibbs free energy Donor acceptor potential energy surface Donor acceptor solvent reorganization energy Donor-Acceptor energy transfer Donor-acceptor distances, energy-transfer studies Donor-acceptor energy levels Donor-acceptor energy levels property, energies Effect of the Donor-Acceptor Energy Gap Energy Transfer Within Noncovalently Linked Donor-Acceptor Complex Energy acceptor Energy donor Energy donor-acceptor interaction parameter Energy transfer donor-acceptor distance Energy transfer processes, donor-acceptor interaction Energy transfer, from donor to acceptor Excitation energy transfer donor-bridge-acceptor system Fluorescence resonance energy donor/acceptor, dipole orientation