Polymer-modified electrodes. Electrochemical and photoelectrochemical polymerization of 1-vinylpyrene
Journal Article
·
· Macromolecules; (United States)
Polymerization of 1-vinylpyrene in acetonitrile was achieved electrochemically at a conducting SnO/sub 2/ electrode by application of anodic potentials and photoelectrochemically at a n-GaAs semiconductor electrode under visible light irradiation. Both polymers exhibited characteristic excimer emission ..lambda../sub max approx. 480 nm) in both films and THF solutions similar to poly(vinylpyrene) synthesized by using Ziegler-Natta catalyst. The lifetime of the excimer emission was approx.110 ns. The mechanism of photodegradation of poly(vinylpyrene) was elucidated by using ESR techniques. 22 references, 7 figures, 1 table.
- Research Organization:
- Univ. of Notre Dame, IN
- OSTI ID:
- 5195141
- Journal Information:
- Macromolecules; (United States), Journal Name: Macromolecules; (United States) Vol. 18:7; ISSN MAMOB
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
30 DIRECT ENERGY CONVERSION
300505* -- Fuel Cells-- Electrochemistry
Mass Transfer & Thermodynamics
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400500 -- Photochemistry
AROMATICS
CHEMICAL REACTIONS
CONDENSED AROMATICS
ELECTROCHEMICAL CELLS
ELECTRODES
ELECTROMAGNETIC RADIATION
EQUIPMENT
EXCIMER LASERS
GAS LASERS
HYDROCARBONS
IRRADIATION
LASERS
MONOMERS
ORGANIC COMPOUNDS
PHOTOELECTROCHEMICAL CELLS
POLYMERIZATION
PYRENE
RADIATIONS
SOLAR EQUIPMENT
VINYL MONOMERS
VISIBLE RADIATION
300505* -- Fuel Cells-- Electrochemistry
Mass Transfer & Thermodynamics
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400500 -- Photochemistry
AROMATICS
CHEMICAL REACTIONS
CONDENSED AROMATICS
ELECTROCHEMICAL CELLS
ELECTRODES
ELECTROMAGNETIC RADIATION
EQUIPMENT
EXCIMER LASERS
GAS LASERS
HYDROCARBONS
IRRADIATION
LASERS
MONOMERS
ORGANIC COMPOUNDS
PHOTOELECTROCHEMICAL CELLS
POLYMERIZATION
PYRENE
RADIATIONS
SOLAR EQUIPMENT
VINYL MONOMERS
VISIBLE RADIATION