Results 81 to 90 of about 12,710 (277)

SYNERGIC PROMOTION OF CATALYST BY GROUP VIII B ELEMENTS [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 2002
Group VIII B metal oxides supported on gamma-alumina were investigated as catalysts and promoters of MoO3 hydrodesulfurization catalysis. Superior promotion was observed in PbO promoted catalyst compared to that of CoO, the typically accepted promoter ...
doaj  

Transition Metal Carbide‐Based Catalysis for Thermocatalytic Conversion Processes: Properties, Synthesis, Applications, and Future Outlook

open access: yesChemNanoMat, Volume 11, Issue 11, November 2025.
Transition metal carbides (TMCs) have electronic structure similar to that of platinum group metals, making them attractive for thermocatalysis applications. This review explores several essential aspects, discussing physical and chemical properties of TMCs, synthesis methods, and their utilization in thermocatalytic processes, including generation of ...
Edris Madadian   +3 more
wiley   +1 more source

Overcoming Stability Hurdles of Transition Metal Phosphides for H2 Evolution: A Review

open access: yesChemSusChem, Volume 18, Issue 20, October 23, 2025.
Developing durable electrocatalysts for water splitting remains a major challenge. This review examines strategies to enhance the long‐term stability of earth‐abundant transition metal phosphides for hydrogen evolution. It covers advances in material design and modification across pH conditions and includes stability analyzes in practical electrolyzer ...
Anelisse Brunca da Silva   +3 more
wiley   +1 more source

Synthetic fabrication of nanoscale MoS₂-based transition metal sulfides [PDF]

open access: yes, 2014
2009-2010 > Academic research: refereed > Publication in refereed journalVersion of ...
An, C, Wang, S, Yuan, J
core   +1 more source

Platinum‐Doped Carbon Nitride‐Loaded Poly(N‐Isopropylacrylamide) Hydrogel Thin Films for Green Hydrogen Production Systems: Morphological Study for Higher Efficiency

open access: yesChemSusChem, Volume 18, Issue 20, October 23, 2025.
Green hydrogen production mediated by hydrogel thin films prepared from poly(N‐isopropylacrylamide) and graphitic carbon nitride photocatalyst with platinum cocatalyst is investigated. The swelling behavior under humid conditions for various catalyst loadings is discussed, and internal morphology is probed by neutron scattering techniques.
Morgan P. Le Dû   +11 more
wiley   +1 more source

Activity of Spent Catalysts in the Hydrodesulfurization of Gas Oil [PDF]

open access: yes, 2013
Activities of spent catalysts were examined in hydrodesulfurization (HDS) of gas oil at 340oC under 50 kg/cm2 H2. Two types of spent commercial catalyst (NiMo/Al2O3 dan CoMo/Al2O3) were used in single and two-stage of reaction configuration to show the ...
Murti, S. S. (SD)
core  

catalytic hydrodesulfurization

open access: yes, 2014
Citation: 'catalytic hydrodesulfurization' in the IUPAC Compendium of Chemical Terminology, 3rd ed.; International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. 10.1351/goldbook.C00896 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms ...
openaire   +1 more source

A Practical Guide to Heterogeneous Catalysis in Hydrocarbon Transformations

open access: yesChemistry – An Asian Journal, Volume 20, Issue 20, October 17, 2025.
A focused overview of the catalytic processing of hydrocarbons to transform them into more valuable compounds is presented. This work is intended to assist BSc, MSc, and PhD students, as well as junior researchers, in selecting and performing appropriate heterogeneous catalytic processes for specific heterogeneous catalytic reactions.
Kelvin A. Sanoja‐Lopez   +5 more
wiley   +1 more source

Rhombohedral 3R MoS2 Polytype: A Promising Fundamental Material for Next‐Generation Device Applications

open access: yesSmall, Volume 21, Issue 41, October 16, 2025.
Different synthesis methods properties and applications the 3R‐MoS2 are briefly described with necessary figures, plots, and tables as well as the future scopes in the field of research on these materials, are elaborately discussed in this review. Abstract The 3R polymorph of MoS2 demonstrates remarkable versatility across multiple fields, from energy ...
Prabhukrupa Chinmay Kumar   +3 more
wiley   +1 more source

Coal desulfurization by chlorinolysis production and combustion test evaluation of product coals [PDF]

open access: yes
Laboratory-scale screening tests were carried out on coal from Harrison County, Ohio to establish chlorination and hydrodesulfurization conditions for the batch reactor production of chlorinolysis and chlorinolysis-hydrodesulfurized coals.
Daly, D., Kalvinskas, J. J.
core   +1 more source

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