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Theoretical investigation of semiconductive properties in proteins. I. Electrical conductivity, charge carrier mobilities, and free paths in β-polyglycine

✍ Scribed by Sándor Suhai


Publisher
Wiley (John Wiley & Sons)
Year
1974
Tongue
English
Weight
414 KB
Volume
13
Category
Article
ISSN
0006-3525

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✦ Synopsis


Abstract

Theoretical values are reported for the specific conductivity, charge carrier mobilities, and delocalized free paths in β‐polyglycine using the parallel‐chain pleated sheet conformation and the all‐valence electron energy band structure obtained previously. The mobilities are found to be much larger along the polypeptide backbones than in the direction of the hydrogen bonds. This indicates a mechanism of conduction in which the former path is favored for electronic delocalization. The preexponential factor of the specific conductivity obtained theoretically agrees well with experimental results.