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The production of cobalt-60 is critical to healthcare and, with demand soaring, the challenge is to expand supply, writes Martin Comben from the International Irradiation Association.
中国地质大学科学技术发展院司沿洁(硕士生), 芦露华等材料与化学学院 Applied Catalysis B: Environmental, 5 June 2018, Boosting visible light photocatalytic hydrogen evolution of graphitic carbon nitride via enhancing it interfacial redox activity with cobalt/nitrogen doped tubular graphitic carbon（图）
氮共掺杂；纳米管；增强；石墨相；碳氮化合物
2021/10/21
2018年，中国地质大学材料与化学学院材料系芦露华教授团队在催化领域国际权威期刊《Applied Catalysis B: Environmental》 (应用催化B，2016年IF=9.446)上在线发表题为“Boosting visible light photocatalytic hydrogen evolution of graphitic carbon nitride via enhan...
The influence of manganese-cobalt oxide/graphene on reducing fire hazards of poly(butylene terephthalate)
MnCo2O4–GNS hybrids Nanocomposites Thermal hazards Smoke hazards Poly butylene terephthalate
2015/3/24
By means of direct nucleation and growth on the surface of graphene and element doping of cobalt oxide(Co3O4) nano-particles, manganese–cobalt oxide/graphene hybrids (MnCo2O4–GNS) were synthesized tor...
Catalytic methanation reaction over alumina supported cobalt oxide doped noble metal oxides for the purification of simulated natural gas
natural gas cobalt oxide noble metal catalyst methanation reaction
2014/7/24
A series of alumina supported cobalt oxide based catalysts doped with noble metals such as ruthenium and platinum were prepared by wet impregnation method. The variables studied were difference ratio ...
Cobalt Nanoparticles Promoted Highly Efficient One Pot Four-Component Synthesis of 1,4-Dihydropyridines under Solvent-Free Conditions（图）
cobalt nanoparticle 1,4-dihydropyridine four-component condensation heterogeneou catalyst magnetically separable catalyst
2013/10/10
A straightforward and general method has been developed for the synthesis of C5-unsubstitiuted 1,4-dihydropyridines by a reaction using dimedone, acetophenone, aromatic aldehydes, and ammonium acetate...
The catalysts of Co/Zr-SiO2 were prepared by precipitation and the promoter of Pt was supported by impregnation. The reducibility of the cobalt oxide and the other physicochemical properties of the ca...
Recovery of Nano-Sized Cobalt Powder from Cemented Carbide Scrap
Recovery Hydrometallurgy Ultrasonic spray pyrolysis Nano-sized cobalt powder
2009/10/10
A process is developed to recover nano-sized cobalt from cemented carbide scrap (WC-Co) by nitric acid leaching and nally obtaining a nano-sized spherical pure cobalt powder by ultrasonic spray pyrol...
A Gold-Chromium-Cobalt Alloy for Sliding Contacts
A Gold-Chromium-Cobalt Alloy Sliding Contacts
2009/7/30
A Gold-Chromium-Cobalt Alloy for Sliding Contacts.
Gold-Cobalt Electrodeposits.
Cobalt catalysts supported on amorphous SiO2 and ordered mesoporous silica (MCM-41) were preparedby incipient wetness impregnation. Gold was addedby consecutive impregnation or by co-impregnation.The ...
Comparison by 35S Radiotracer Methods of Hydrodesulfurization Behavior for Molybdenum, Cobalt-Molybdenum and Nickel-Molybdenum Catalysts Supported on γ-Alumina and High Specific Surface Area Titania
Hydrodesulfurization Dibenzothiophene γ-Alumina High surface area titania
2009/7/28
The differences between MoS2, CoMoS and NiMoS HDS catalysts supported on γ-alumina and high SSA titania are investigated based on the results of [35S]DBT HDS experiments. Previous studies of MoS2 and ...
Hydrodenitrogenation and Hydrogenation of Aromatic Compounds over Titania Supported Cobalt Molybdenum Catalysts
Titanium dioxide support Cobalt molybdenum catalyst Hydrodesulfurization catalyst
2009/7/28
Newly developed CoMo titania catalysts for ultra-deep hydrodesulfurization (HDS) of diesel oil have higher activities for both HDS and hydrodenitrogenation (HDN), whereas the chemical hydrogen consum...
129Xe NMR Analysis of Mo/Al2O3 Hydrodesulfurization Catalyst (Part 2) Effect of Cobalt Addition
129Xe NMR Molybdenum alumina catalyst Sulfurization Cobalt addition
2009/7/24
The effect of cobalt addition on Mo/Al2O3 hydrodesulfurization catalyst was investigated by 129Xe NMR. Both the amount of adsorbed xenon and the peak width of 129Xe NMR were almost constant at variou...
Partial Oxidation of Methane to Synthesis Gas over Oxidized Diamond Supported Catalysts—Catalytic Behavior of Nickel and Cobalt Species—
Partial oxidation Diamond Methane Synthesis gas Pulse method
2009/7/24
Characterization of nickel and cobalt catalysts supported on oxidized diamond (O-dia) in the partial oxidation of methane to synthesis gas was carried out by X-ray photoelectron spectroscopy (XPS) an...
Criterion for selection the optimal physical and chemical properties of cobalt aluminate powder used in investment casting process
Investment casting Nickel and cobalt based superalloys Macrostructure Modification Cobalt aluminate
2011/3/31
The aim of this work was to determine physical and chemical properties of cobalt aluminate (CoAl2O4) modifiers produced by different companies and the influence of different types of modifiers on the...