Single crystals of the organic semiconductor perylene tetracarboxylic dianhydride studied by Raman spectroscopy

D. Tenne, S. Park, T. Kampen, A. Das, R. Scholz, D. Zahn

Research output: Contribution to journalArticlepeer-review

62 Scopus citations

Abstract

We present Raman studies of the vibrational properties of 3,4,9,10-perylene tetracarboxylic dianhydride (PTCDA) single crystals. Davydov splitting of internal molecular vibrations due to the interaction of two molecules in a unit cell was observed. Features of PTCDA crystal lattice vibrations in the low-frequency region of the Raman spectra are reported. PTCDA films deposited on passivated Si and GaAs surfaces also reveal the specific features of crystalline structure: Davydov splitting and appearance of phonon lines in Raman spectra.

Original languageEnglish
Pages (from-to)14564-14569
Number of pages6
JournalPhysical Review B - Condensed Matter and Materials Physics
Volume61
Issue number21
DOIs
StatePublished - 2000

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