Evaluation of Two-Photon Absorption Property by Near-IR Transient Absorption Spectroscopy

SADAYUKI WATANABE, MIKI MURAI, YOSHIAKI TAMAKI, AKIHIRO FURUBE, KENJI KAMADA, KOJI OHTA, KATSUMI TOKUMARU, and RYUZI KATOH

Energy levels of highly excited “gerade” states of two-photon absorption materials have been studied by near-IR transient absorption spectroscopy. Relation between the spectrum and two-photon absorption properties will be discussed.