Contrasting dynamic responses of supported Rh nanoparticles to H2S and SO2 and subsequent poisoning of NO reduction by H2

DOI: 10.1039/b304001a

Authors: Mark A. Newton (ESRF) , Andrew J. Dent (Diamond Light Source) , Sofia Diaz-moreno (Diamond Light Source) , Steven G Fiddy (STFC Daresbury Laboratory, UK) , Bhrat Jyoti (Department of Chemistry, University of Southampton, U.K.) , John Evans (Department of Chemistry, University of Southampton, U.K.)
Co-authored by industrial partner: No

Type: Journal Paper
Journal: Chemical Communications , VOL (15) , PAGES 1906-1907

State: Published (Approved)
Published: June 2003

Abstract: H2S induces rapid sulfidation of the Rh nanoparticles at room temperature and completely poisons NO reduction by H-2; SO2 elicits an equally rapid but subtle modification of nanoparticle structure but has little effect upon NO reduction at 523 K.

Journal Keywords: H2S induces rapid sulfidation of the Rh nanoparticles at room temperature and completely poisons NO reduction by H2; SO2 elicits an equally rapid but subtle modification of nanoparticle structure but has little effect upon NO reduction at 523 K.

Subject Areas: Chemistry

Facility: ESRF