By Richard C. Alkire, Charles W. Tobias

This sequence, previously edited through Heinz Gerischer and Charls V. Tobias, now edited via Richard C. Alkire and Dieter M. Kolb, has been warmly welcomed through scientists world-wide that's mirrored within the studies of the former volumes:

'This is an important booklet for researchers in electrochemistry; it covers components of either basic and useful significance, with reports of top quality. the cloth is particularly good offered and the alternative of themes displays a balanced editorial coverage that's welcomed.' The Analyst

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Extra info for Advances in Electrochemical Science and Engineering, Volume 5

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21) reveal clearly that formation of the excited charge-transfer state is competitive with the formation of other excited and ground states. In the present cases, the Gibbs energies AGOcalculated from the difference in the redox potential for oxidation and reduction (according to Eq. 23 eV. 64eV for anthracene, acridine, pyrene, fluoranthene, and naphthalene, respectively [ 1021) can be accessed. The other locally excited states cannot be directly populated, because their energy levels are much higher than the Gibbs energies for the annihilation of radical ions.

30). 21) reveal clearly that formation of the excited charge-transfer state is competitive with the formation of other excited and ground states. In the present cases, the Gibbs energies AGOcalculated from the difference in the redox potential for oxidation and reduction (according to Eq. 23 eV. 64eV for anthracene, acridine, pyrene, fluoranthene, and naphthalene, respectively [ 1021) can be accessed. The other locally excited states cannot be directly populated, because their energy levels are much higher than the Gibbs energies for the annihilation of radical ions.

Adapted from [138]. Fig. 21. Assumed structure of the activated complex in ECL processes of intramolecular donor-acceptor A-D systems involving aromatic amines. Adapted from [ 1381. other acceptor subunits studied (in A-D systems) the corresponding values of VAA are not available in the literature, but are also expected to be high. 004 eV [ 1541. With those values of VAA and VDD, and with the assumed structure of the activated complex (as in Fig. 21), V3 and VCT can be evaluated for both cross-reactions using the geometric mean approximation 11551 (taking also into account the fact that different molecular orbitals are involved in the given electron transfer process).

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