Number of the records: 1
Testing anionic spacers by SERRS (surface-enhanced resonance Raman scattering) of a cationic free-base porphyrin in systems with laser-ablated Ag colloids
- 1.
SYSNO ASEP 0188901 Document Type J - Journal Article R&D Document Type Journal Article Subsidiary J Ostatní články Title Testing anionic spacers by SERRS (surface-enhanced resonance Raman scattering) of a cationic free-base porphyrin in systems with laser-ablated Ag colloids Author(s) Šmejkal, P. (CZ)
Vlčková, B. (CZ)
Procházka, M. (CZ)
Mojzeš, P. (CZ)
Pfleger, Jiří (UMCH-V) RIDSource Title Vibrational Spectroscopy. - : Elsevier - ISSN 0924-2031
Roč. 19, č. 2 (1999), s. 243-247Number of pages 5 s. Language eng - English Country NL - Netherlands Keywords laser ablation ; porphyrin ; SERRS Subject RIV CF - Physical ; Theoretical Chemistry R&D Projects GA203/97/0259 GA ČR - Czech Science Foundation (CSF) GA202/98/P139 GA ČR - Czech Science Foundation (CSF) KSK4050111 GA AV ČR - Academy of Sciences of the Czech Republic (AV ČR) CEZ AV0Z4050913 - UMCH-V Annotation Thiopheneacetic acid and several thiol-based anionic species were tested as prospective spacers between the surface of Ag colloidal particles and a chromophoric cationic adsorbate. Time evolution of the SERRS signal of a cationic free base porphyrin, 5,10,15,20-tetrakis(1-methzl-4-pyridiniumyl)porphine attached to the surface of laser-ablated Ag colloidal particles modified by adsorption of either 3-thiol-based anionic species was measured on 2 h time-scale and analyzed. Workplace Institute of Macromolecular Chemistry Contact Eva Čechová, cechova@imc.cas.cz ; Tel.: 296 809 358 Year of Publishing 2003
Number of the records: 1