Results 71 to 80 of about 1,297,354 (258)

Effect of Ga doping on the catalytic performance of Zn-ZSM-5 for CO2-assisted oxidative dehydrogenation of C2H6

open access: yesJournal of CO2 Utilization
Using a low silica-to-alumina ratio NaZSM-5 zeolite as the support, a bimetallic modified catalyst, GaxZnZ5, was prepared through ion-exchange method for CO2-mediated oxidative dehydrogenation of C2H6 (CO2-ODH).
Haojue Wen   +5 more
doaj   +1 more source

Carbon Dioxide Splitting: A Summary of the Peer-Reviewed Scientific Literature [PDF]

open access: yes, 2008
Increasing concentrations of carbon dioxide (CO2) in the atmosphere have stimulated significant global research and development efforts regarding the reduction in CO2 emissions from all point and non-point sources. In addition to technologies that do not
Sierra Rayne
core   +2 more sources

Efficient palladium-catalyzed electrocarboxylation enables late-stage carbon isotope labelling

open access: yesNature Communications
Carbon isotope labelling of bioactive molecules is essential for accessing the pharmacokinetic and pharmacodynamic properties of new drug entities. Aryl carboxylic acids represent an important class of structural motifs ubiquitous in pharmaceutically ...
Gabriel M. F. Batista   +8 more
doaj   +1 more source

Catalytic Hydrogenation of Polyurethanes to Base Chemicals: From Model Systems to Commercial and End-of-Life Polyurethane Materials

open access: yesJACS Au, 2021
Laurynas Gausas   +6 more
doaj   +1 more source

Long-term stable acidic electroreduction of CO2 to C2 products at industrial current density using passivated copper

open access: yesNature Communications
Acidic CO2 electroreduction to multi-carbon (C2+) products using Cu-based catalyst has attracted considerable attention for CO2 recycling due to high single-pass CO2 utilization.
Qin Chen   +9 more
doaj   +1 more source

Why Synthetic Fuels Are Necessary in Future Energy Systems

open access: yesFrontiers in Energy Research, 2017
We propose a hypothesis that fuels will continue to be critical elements of future energy systems. The reasons behind this are explored, such as the immense benefits conferred by fuels from their low cost of storage, transport, and handling, and ...
I. A. Grant Wilson   +2 more
doaj   +1 more source

Assessing Fault Slip Probability and Controlling Factors in Shale Gas Hydraulic Fracturing

open access: yesEng
Fault slips induced by hydraulic fracturing are the primary mechanism of casing de-formation during deep shale gas development in Sichuan’s Luzhou Block, where de-formation rates reach 51% and severely compromise productivity.
Kailong Wang   +3 more
doaj   +1 more source

Advanced air revitalization system testing [PDF]

open access: yes
A previously developed experimental air revitalization system was tested cyclically and parametrically. One-button startup without manual interventions; extension by 1350 hours of tests with the system; capability for varying process air carbon dioxide ...
Hallick, T. M.   +2 more
core   +1 more source

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