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Braun, Dieter ; Ceulemans, Arnout ; Dick, Bernhard ; Konami, Hideo

Spectral hole burning on silicon phthalocyanines isolated in an argon matrix

Braun, Dieter, Ceulemans, Arnout, Dick, Bernhard und Konami, Hideo (1994) Spectral hole burning on silicon phthalocyanines isolated in an argon matrix. Chemical Physics Letters 225 (4-6), S. 398-403.

Veröffentlichungsdatum dieses Volltextes: 05 Aug 2009 13:50
Artikel
DOI zum Zitieren dieses Dokuments: 10.5283/epub.5491


Zusammenfassung

Irradn. of the monomeric phthalocyanine Hex3SiO(SiPc)OSiHex3 isolated in an Ar matrix at T = 13 K with the 632.8 nm line of a He/Ne laser produces a resonant spectral hole in the vibrational sideband located .apprx.700 cm-1 above the origin of the Q band. This hole is accompanied by several sideholes in the origin region. These permit a precise detn. of several excited-state vibrational ...

Irradn. of the monomeric phthalocyanine Hex3SiO(SiPc)OSiHex3 isolated in an Ar matrix at T = 13 K with the 632.8 nm line of a He/Ne laser produces a resonant spectral hole in the vibrational sideband located .apprx.700 cm-1 above the origin of the Q band. This hole is accompanied by several sideholes in the origin region. These permit a precise detn. of several excited-state vibrational frequencies. For dimeric Hex3SiO(SiPc-O-SiPc)OSiHex3 in the same matrix the changes in the absorption spectra after irradn. into the Q band reveal an out-of-plane polarization of the bands which are not present in the monomer absorption. This points to substantial charge-resonance contributions to the excitonic coupling between the 2 SiPc units in dimeric Hex3SiO(SiPc-O-SiPc)OSiHex3.



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Details

DokumentenartArtikel
Titel eines Journals oder einer ZeitschriftChemical Physics Letters
Verlag:Elsevier
Band:225
Nummer des Zeitschriftenheftes oder des Kapitels:4-6
Seitenbereich:S. 398-403
Datum1994
Zusätzliche Informationen (Öffentlich)CAN 121:267508 74-1 Radiation Chemistry, Photochemistry, and Photographic and Other Reprographic Processes 92984-77-5 Role: FMU (Formation, unclassified), PRP (Properties), FORM (Formation, nonpreparative) (formation from spectral hole burning on silicon phthalocyanines isolated in argon matrix); 92396-89-9 Role: PRP (Properties), RCT (Reactant), RACT (Reactant or reagent) (spectral hole burning in argon matrix-isolated)
InstitutionenChemie und Pharmazie > Institut für Physikalische und Theoretische Chemie > Chair of Chemistry III - Physical Chemistry (Molecular Spectroscopy and Photochemistry) > Prof. Dr. Bernhard Dick
Identifikationsnummer
WertTyp
1994:667508Andere
10.1016/0009-2614(91)90438-FDOI
Stichwörter / KeywordsSpectral hole burning (on silicon phthalocyanines isolated in argon matrix); Exciton (spectral hole burning on silicon phthalocyanines isolated in argon matrix in relation to); silicon phthalocyanine hole burning argon matrix
Dewey-Dezimal-Klassifikation500 Naturwissenschaften und Mathematik > 540 Chemie
StatusVeröffentlicht
BegutachtetJa, diese Version wurde begutachtet
An der Universität Regensburg entstandenJa
URN der UB Regensburgurn:nbn:de:bvb:355-epub-54918
Dokumenten-ID5491

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