SEARCH Articles Figures Tables Near-Field Two-Photon Excitation Images of Gold Nanorods Photonic excitation Reaction Using Two-Photon Excitation Resonant two-photon excitation Selection rules for two-photon excitation Two-photon Fluorescence with Diode Laser Excitation Two-photon excitation fluorescence Two-photon excitation microscope Two-photon excitation results Two-photon excitation spectra Two-photon excitation spectroscopy Two-photon excitation states Two-photon excitation, TPE Two-photon excited fluorescence (TPEF Two-photon excited/fluorescence