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Positive-charge transfer in irradiated sec-butyl chloride glassy solutions at 77 K as studied by the pulse radiolysis method

Journal Article · · J. Phys. Chem.; (United States)
DOI:https://doi.org/10.1021/j100480a019· OSTI ID:5711362
The time evolution of optical absorptions of cationic species in sec-butyl chloride glasses at 77 K was observed over the range of 10/sup -5/ to 1 s after irradiation with electron pulses. A band tail newly found at wavelengths shorter than 420 nm in a pure glass is assignable to a precursor of the trapped hole characterized by the 480-nm band. In the presence of an aromatic solute, trapped holes decay over the above time range and solute cations grow concurrently. In biphenyl-pyrene solutions, the decay of biphenyl cations is accompanied by the growth of pyrene cations. The observed positive-charge transfer is consistent with long-range electron transfer. 6 figures.
Research Organization:
Inst. of Physical and Chemical Research, Wako-Shi, Japan
OSTI ID:
5711362
Journal Information:
J. Phys. Chem.; (United States), Journal Name: J. Phys. Chem.; (United States) Vol. 83:17; ISSN JPCHA
Country of Publication:
United States
Language:
English