In. Filimonov et Ay. Loginov, ELECTRON-TUNNELING IN HETEROGENEOUS CATALYSIS - SUPEROXIDE ANION-RADICAL DECAY ON PALLADIUM PROMOTED YTTRIA, Mendeleev communications, (3), 1993, pp. 90-91
Ionic forms of palladium stabilized in yttria enhance the decay of sup
eroxide radicals, localized on Y3+ cations, in reducing media by means
of electron tunneling