Sulfated CexZr1−xO2 oxides. Surface properties and performance for methane oxidation under fuel-rich conditions
Sign Up to like & getrecommendations! Published in 2017 at "Materials Chemistry and Physics"
DOI: 10.1016/j.matchemphys.2017.07.077
Abstract: Abstract Two series of sulfated zirconia-ceria based catalysts have been prepared by coprecipitation of the Zr 4+ and Ce 3+ salts, which were then sulfated by impregnation using H 2 SO 4 and [(NH 4… read more here.
Keywords: oxidation; surface; fuel rich; methane ... See more keywords
First-principles study of the effects of interstitial H and point vacancies on the photocatalytic performance of Be/Mg/Ca-doped GaN
Sign Up to like & getrecommendations! Published in 2021 at "Vacuum"
DOI: 10.1016/j.vacuum.2021.110119
Abstract: Abstract The effects of Be/Mg/Ca doping on the optical properties of GaN have been widely investigated experimentally and theoretically. However, metalorganic chemical vapor deposition and vacuum coating methods are used in the experiments, and interstitial… read more here.
Keywords: principles study; performance; first principles; rich conditions ... See more keywords
Mapping the growth of p-type GaN layer under Ga-rich and N-rich conditions at low to high temperatures by plasma-assisted molecular beam epitaxy
Sign Up to like & getrecommendations! Published in 2020 at "Applied Physics Letters"
DOI: 10.1063/5.0029517
Abstract: We present a detailed study of Mg acceptor, p-type doping of GaN grown by plasma-assisted molecular beam epitaxy in both Ga-rich and N-rich conditions at low (∼580 °C) to high growth temperatures (∼740 °C). A growth map… read more here.
Keywords: growth; plasma assisted; rich rich; molecular beam ... See more keywords
Deactivation of Cu/SSZ-13 NH3-SCR Catalyst by Exposure to CO, H2, and C3H6
Sign Up to like & getrecommendations! Published in 2019 at "Catalysts"
DOI: 10.3390/catal9110929
Abstract: Lean nitric oxide (NOx)-trap (LNT) and selective catalytic reduction (SCR) are efficient systems for the abatement of NOx. The combination of LNT and SCR catalysts improves overall NOx removal, but there is a risk that… read more here.
Keywords: combination; deactivation; scr catalyst; spectroscopy ... See more keywords