Ground state electron transfer between TCNE and one or more 16-electron species containing vanadium, osmium, ruthenium or cobalt. Inorganica Chimica Acta, (251)1-2:239--248, 1996. [PUMA: TCNE UV cobalt complex;IR complex;electron complex;magnetic complex;osmium electron ground metal property state transfer transfer;electrochem transfer;ruthenium transfer;vanadium]