Enhancing the catalytic performance of Cu/ZnO/Al2O3 catalyst in methanol synthesis from biomass‐derived syngas with CeO2, MnO2 and ZrO2 as promoters
Sign Up to like & getrecommendations! Published in 2024 at "Asia-Pacific Journal of Chemical Engineering"
DOI: 10.1002/apj.3121
Abstract: The performance of Cu/ZnO/Al2O3 (CZA) catalysts promoted by addition of CeO2, MnO2 or ZrO2 in direct methanol production from unconventional syngas was experimentally investigated. The unconventional syngas used in this study contain 25% H2, 25%… read more here.
Keywords: catalyst; zro2; mno2; ceo2 ... See more keywords
Understanding the Environmental Sensitivity of Copper‐Metal Oxides Interactions in Cu/ZnO and Cu/Al2O3 Catalysts
Sign Up to like & getrecommendations! Published in 2024 at "ChemCatChem"
DOI: 10.1002/cctc.202401323
Abstract: Ternary Cu/ZnO/Al2O3 catalysts are one of the most important industrial catalysts and show excellent activity in methanol reforming reaction. However, it is challenging to elucidate the metal support interactions, which critically influence the catalyst structure… read more here.
Keywords: sensitivity copper; understanding environmental; al2o3 catalysts; metal ... See more keywords
A DFT study of the catalytic pyrolysis of benzaldehyde on ZnO, γ-Al2O3, and CaO models
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Molecular Modeling"
DOI: 10.1007/s00894-018-3587-x
Abstract: AbstractThe catalytic pyrolysis pathways of carbonyl compounds in coal were systematically studied using density functional theory (DFT), with benzaldehyde (C6H5CHO) employed as a coal-based model compound and ZnO, γ-Al2O3, and CaO as catalysts. The results… read more here.
Keywords: benzaldehyde; pyrolysis; al2o3 cao; catalytic pyrolysis ... See more keywords
Highly-selective CO2 conversion via reverse water gas shift reaction over the 0.5wt% Ru-promoted Cu/ZnO/Al2O3 catalyst
Sign Up to like & getrecommendations! Published in 2019 at "Applied Catalysis A: General"
DOI: 10.1016/j.apcata.2019.02.016
Abstract: Abstract The reverse water gas shift (RWGS) reaction can be potentially used to convert captured CO2 into renewable synthetic fuels via syngas generation. However, this conversion pathway has not been yet realized because of a… read more here.
Keywords: catalyst; conversion; zno al2o3; reaction ... See more keywords
The role of catalysts in the decomposition of phenoxy compounds in coal: A density functional theory study
Sign Up to like & getrecommendations! Published in 2018 at "Applied Surface Science"
DOI: 10.1016/j.apsusc.2017.09.170
Abstract: Abstract The pyrolysis mechanisms of anisole (C6H5OCH3), as a coal-based model compound, on CaO, ZnO and γ-Al2O3 catalysts were studied using density functional theory (DFT). In contrast to the products of pyrolysis (C6H6, H2 and… read more here.
Keywords: density functional; pyrolysis; cao zno; functional theory ... See more keywords
Study of CO2 adsorption on a commercial CuO/ZnO/Al2O3 catalyst
Sign Up to like & getrecommendations! Published in 2020 at "Catalysis Today"
DOI: 10.1016/j.cattod.2019.07.024
Abstract: Abstract The interaction between CO2 and a commercial CuO/ZnO/Al2O3 (CZA) catalyst has been investigated by employing temperature-programmed desorption (TPD), FTIR spectroscopy and equilibrium adsorption-desorption experiments. TPD runs were carried out after exposure of the reduced… read more here.
Keywords: co2 adsorption; catalyst; commercial cuo; adsorption ... See more keywords
Crucial factors to maximize DME productivity on hydrophobic bifunctional Cu-ZnO-Al2O3/ferrierite by direct CO2 hydrogenation
Sign Up to like & getrecommendations! Published in 2020 at "Catalysis Today"
DOI: 10.1016/j.cattod.2020.05.010
Abstract: Abstract The maximum production rate of dimethyl ether (DME) through direct CO2 (or CO) hydrogenations on the bifunctional Cu-ZnO-Al2O3 hybridized with highly crystalline ferrierite (FER) zeolite (CZA/FER) was observed at an optimal Si/Al molar ratio… read more here.
Keywords: bifunctional zno; zno; direct co2; dme productivity ... See more keywords
Using pomegranate peel powders as a new capping agent for synthesis of CuO/ZnO/Al2O3 nanostructures; enhancement of visible light photocatalytic activity
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2018.06.034
Abstract: Abstract CuO/ZnO/Al2O3 (CZA) nanoclusters were successfully synthesized via a facial and green method in the presence of pomegranate. The structural analysis of the samples confirmed the formation of CZO nanostructures in the range of 14–17 nm.… read more here.
Keywords: photocatalytic activity; cuo zno; visible light; zno al2o3 ... See more keywords
Fabrication and field emission properties of ZnO/Al2O3 nanocomposite tetrapods
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2016.11.020
Abstract: Abstract ZnO/Al2O3 nanocomposite tetrapods (T-ZnO/Al2O3) with different thickness of Al2O3 film were fabricated by thermal evaporation ZnO tetrapods (T-ZnO) followed by atomic layer deposition (ALD) of Al2O3. The effects of Al2O3 on the optical and… read more here.
Keywords: field; emission properties; field emission; zno al2o3 ... See more keywords
ZnO/Al2O3/p-Si/Al2O3/CuO heterojunction NIR photodetector with inverted-pyramid light-trapping structure
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2021.159864
Abstract: Abstract Micro and nano light-trapping structures are widely applied to improve the performance of optoelectronic devices. In this work, inverted-pyramid light trapping texture on industrial-sized p-type silicon was prepared by a rapid and repeatable one-step… read more here.
Keywords: light trapping; pyramid light; al2o3; inverted pyramid ... See more keywords
Preparation and properties of situ-sintered SiC ceramics aided by ZnO-Al2O3-CaO
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2021.161854
Abstract: Abstract The safe treatment and disposal of radioactive graphite waste is becoming an important issue worldwide. The objective of this paper is to prepare the SiC-ZAC (ZAC: ZnO-Al2O3-CaO) composite ceramic for immobilizing radioactive graphite, where… read more here.
Keywords: al2o3 cao; sic ceramics; zno al2o3;