作者: S Fuentes , N Bogdanchikova , M Avalos-Borja , A Boronin , M.H Farı́as
DOI: 10.1016/S0920-5861(99)00241-2
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摘要: Abstract A new Pd/Al2O3–La2O3 catalyst has been synthesized for the reduction of NO with hydrogen. This is more active than coprecipitated Pd/Al2O3 catalysts. The revealed effect improvement catalytic activity at medium temperature and increase NH3 formation high temperatures Pd supported on alumina–lanthana prepared by sol–gel method are ascribed to a lanthanum-containing phase observed X-ray powder diffraction resolution electron microscopy.