Ir/SiO₂ as a highly active catalyst for the selective reduction of NO with CO in the presence of O₂ and SO₂

Haneda, Masaaki; Yoshinari, Tomohiro; Sato, Kazuhito; Kintaichi, Yoshiaki; Hamada, Hideaki

Ir/SiO₂ as a highly active catalyst for the selective reduction of NO with CO in the presence of O₂ and SO₂

2003

Haneda, Masaaki | Yoshinari, Tomohiro | Sato, Kazuhito | Kintaichi, Yoshiaki | Hamada, Hideaki

Coexisting SO₂ considerably enhanced the catalytic activity of Ir/SiO₂ for NO reduction with CO in the presence of O₂ because of the formation of a cis-type coordinated species of NO and CO to one iridium atom (), a possible reaction intermediate leading to N₂ formation.

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