Heat-pulse assisted NH3 gas sensing based on cuprous oxide nanoparticles anchored on reduced graphene oxide nanosheets
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Materials Science: Materials in Electronics"
DOI: 10.1007/s10854-017-8267-6
Abstract: In this report, reduced graphene oxide (RGO)–cuprous oxide (Cu2O) nanocomposites are prepared as sensing layer via a combination of hydrothermal method and airbrush technology for NH3 gas detection at low temperature (≤ 100 °C). A variety of… read more here.
Keywords: graphene oxide; nh3; nh3 gas; cuprous oxide ... See more keywords
Selective catalytic reduction of NO with NH3 over the SAPO-34 supported transition metal nanocatalysts
Sign Up to like & getrecommendations! Published in 2017 at "Reaction Kinetics, Mechanisms and Catalysis"
DOI: 10.1007/s11144-017-1184-0
Abstract: A series of M/SAPO-34 (M=Cu, Fe, Co, and Mn) nanocatalysts was prepared via homogeneous deposition precipitation (HDP) using urea as the precursor for the precipitating agent, and further characterized by N2 adsorption, TEM, H2-TPR and… read more here.
Keywords: catalytic reduction; nh3; selective catalytic; sapo ... See more keywords
Ammonia exposure induced abnormal expression of cytokines and heat shock proteins via glucose metabolism disorders in chicken neutrophils
Sign Up to like & getrecommendations! Published in 2019 at "Environmental Science and Pollution Research"
DOI: 10.1007/s11356-019-04516-4
Abstract: Ammonia (NH3) is a highly irritant, alkaline gas. Atmospheric emission of NH3 was recognized as an environmental challenge. As a global issue, the NH3 emission survey with spatially detailed information demonstrated that the sources of… read more here.
Keywords: nh3; exposure; glucose metabolism; expression ... See more keywords
Nitrogen isotope composition of ammonium in PM2.5 in the Xiamen, China: impact of non-agricultural ammonia
Sign Up to like & getrecommendations! Published in 2019 at "Environmental Science and Pollution Research"
DOI: 10.1007/s11356-019-05813-8
Abstract: Since NH3 is a significant precursor to ammonium in PM2.5 and contributes significantly to atmospheric nitrogen deposition but largely remains unregulated in China, the insight into the source of NH3 emissions by the isotopic investigation… read more here.
Keywords: nitrogen isotope; pm2; nh3; ammonium pm2 ... See more keywords
High contributions of vehicular emissions to ammonia in three European cities derived from mobile measurements
Sign Up to like & getrecommendations! Published in 2018 at "Atmospheric Environment"
DOI: 10.1016/j.atmosenv.2017.11.030
Abstract: Abstract Ambient ammonia (NH3) measurements were performed with a mobile platform in three European cities: Zurich (Switzerland), Tartu (Estonia) and Tallinn (Estonia) deploying an NH3 analyzer based on cavity ring-down spectroscopy. A heated inlet line… read more here.
Keywords: traffic; nh3; background concentrations; european cities ... See more keywords
Enhancement of low-temperature NH3-SCR catalytic activity and H2O & SO2 resistance over commercial V2O5-MoO3/TiO2 catalyst by high shear-induced doping of expanded graphite
Sign Up to like & getrecommendations! Published in 2020 at "Catalysis Today"
DOI: 10.1016/j.cattod.2020.04.051
Abstract: Abstract In this paper, the preparation of V2O5-MoO3/TiO2-expanded graphite (EG) by different methods was investigated to enhance the H2O resistance in SCR reaction. The catalyst with doping of EG by high shear method showed the… read more here.
Keywords: v2o5 moo3; nh3; expanded graphite; moo3 tio2 ... See more keywords
The self-protection effect of reactant gas on the moisture stability of CuSAPO-34 catalyst for NH3-SCR
Sign Up to like & getrecommendations! Published in 2019 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2019.05.227
Abstract: Abstract The surface of CuSAPO-34 catalysts after NH3-SCR reaction (T ≤ 400 °C) is revealed to have residual adspecies. Cycle hydration methods are designed to explore the influence of the residual species upon the moisture stability of CuSAPO-34.… read more here.
Keywords: cusapo catalyst; moisture stability; nh3 scr; nh3 ... See more keywords
The dual effects of ammonium bisulfate on the selective catalytic reduction of NO with NH3 over Fe2O3-WO3 catalyst confined in MCM-41
Sign Up to like & getrecommendations! Published in 2020 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2020.124271
Abstract: Abstract Ammonium bisulfate (ABS) has long been considered as a main poisoning material in the selective catalytic reduction by NH3 (NH3-SCR) due to the inevitable coverage of sticky ABS on catalytic active sites in sulfur-containing… read more here.
Keywords: nh3; nh3 scr; ammonium bisulfate; catalyst ... See more keywords
Combustion chemistry of ammonia/hydrogen mixtures: Jet-stirred reactor measurements and comprehensive kinetic modeling
Sign Up to like & getrecommendations! Published in 2021 at "Combustion and Flame"
DOI: 10.1016/j.combustflame.2021.111653
Abstract: Abstract To investigate the oxidation of ammonia (NH3)/hydrogen (H2) mixtures at intermediate temperatures, this work has implemented jet-stirred reactor (JSR) oxidation experiments of NH3/H2 mixtures at atmospheric pressure and over 800-1280 K. The H2 content… read more here.
Keywords: formation; ho2; nh3; chemistry ... See more keywords
Excessive ammonia inhalation causes liver damage and dysfunction by altering gene networks associated with oxidative stress and immune function.
Sign Up to like & getrecommendations! Published in 2021 at "Ecotoxicology and environmental safety"
DOI: 10.1016/j.ecoenv.2021.112203
Abstract: Ammonia (NH3) is a major gaseous pollutant in livestock production and has adverse effects on production, health and welfare of animals. The liver is one of the target organs of NH3, and excessive NH3 inhalation… read more here.
Keywords: nh3; liver damage; inhalation; function ... See more keywords
Performance of Fe-Ni-W exchanged zeolite for NOx reduction with NH3 in a lab-scale circulating fluidized bed
Sign Up to like & getrecommendations! Published in 2022 at "Fuel"
DOI: 10.1016/j.fuel.2021.121807
Abstract: Abstract Selective non-catalytic reduction of NOx (SNCR) with NH3 is commonly used in industrial facilities like circulating fluidized bed (CFB) furnaces. However, the strongly temperature-dependent de-NOx feature confines its applications in a specific temperature range… read more here.
Keywords: reduction; nh3; exchanged zeolite; circulating fluidized ... See more keywords