Fluorescence spectra and energy transfer in amorphous naphthalene

作者: Hideyuki Nakayama , Takahiro Hosokawa , Kikujiro Ishii

DOI: 10.1016/S0009-2614(98)00423-0

关键词: ExcimerAnalytical chemistryMonomerAnnealing (metallurgy)Materials scienceVacuum depositionAmorphous solidExcitationNaphthaleneFluorescence

摘要: Abstract The temperature evolution of fluorescence spectra was measured to study the behavior electronic excitation in amorphous naphthalene prepared by vacuum deposition on cold substrates. Monomer- and excimer-type observed state. To effect structural relaxation, were raising stepwise also at a constant each time after annealing different temperatures. No serious relaxation if we keep below crystallization temperature. From intensities monomer excimer fluorescence, it found that thermally activated energy transfer is efficient even

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