High-resolution electronic spectroscopy of buffer-gas-cooled metal-phthalocyanines

Yuki Miyamoto*, Masaaki Baba, Katsunari Enomoto, Ayami Hiramoto, Kana Iwakuni, Susumu Kuma

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

High-resolution absorption spectra of the S1 ← S0 000 transition of buffer-gas-cooled magnesium-phthalocyanine, zinc-phthalocyanine, and chloroaluminum-phthalocyanine are presented. The low temperature achieved through buffer gas cooling allowed the observation of a partially resolved rotational structure in each spectrum. We compare these structures with the previously observed high-resolution spectrum of free-base phthalocyanine. Despite the similar molecular structures of these molecules, the spectral characteristics of the rotational envelope vary depending on the individual molecular structures.

Original languageEnglish
Pages (from-to)897-901
Number of pages5
JournalFizika Nizkikh Temperatur
Volume50
Issue number9
StatePublished - 2024

Keywords

  • absorption spectra
  • excited states
  • high-resolution electronic spectroscopy
  • metal-phthalocyanine
  • phthalocyanine

ASJC Scopus subject areas

  • General Physics and Astronomy

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