Results 51 to 60 of about 16,727 (247)

Electrocatalytic Reduction of CO2 to Ethylene: Catalyst Design and Synchrotron‐Based Characterizations

open access: yesAdvanced Functional Materials, EarlyView.
This review evaluates strategies for electrochemical CO2 reduction to ethylene, focusing on copper‐based catalyst design and microenvironment modulation to achieve industrial‐grade performance. By leveraging operando synchrotron‐based characterizations, we provide a multiscale understanding of dynamic structural transformations and key reaction ...
Meng Zhang, Zuolong Chen, Yimin A. Wu
wiley   +1 more source

Use of Desulfovibrio and Escherichia coli Pd-nanocatalysts in reduction of Cr(VI) and hydrogenolytic dehalogenation of polychlorinated biphenyls and used transformer oil [PDF]

open access: yes, 2012
BACKGROUND Desulfovibrio spp. biofabricate metallic nanoparticles (e.g. ‘Bio-Pd’) which catalyse the reduction of Cr(VI) to Cr(III) and dehalogenate polychlorinated biphenyls (PCBs). Desulfovibrio spp.
Baxter-Plant, VS   +7 more
core   +1 more source

Recyclable NiFe2O4–APTES/Pd Magnetic Nanocatalyst

open access: yesJournal of Inorganic and Organometallic Polymers and Materials, 2013
A new magnetically recyclable catalyst, NiFe2O4–APTES–Pd(0) MRC, as highly effective catalysts for reduction reactions in liquid phase was fabricated and characterized. The chemical characterization of the product was done with X-ray powder diffractometer, Infrared spectroscopy, transmission electron microscopy, UV–Vis spectroscopy, thermal gravimeter ...
Demirelli, M.   +5 more
openaire   +3 more sources

Nanocatalyst; Oil, Gas, Petrochemical

open access: yes, 2022
Catalysts are very important both in industrial applications and in biological processes. Because in industrial reactions it is necessary that the reaction rate be rapidly economically viable to produce the resulting products, although it is possible to pay considerable attention to the temperature of the reaction rate, but since it increases ...
Saeedeh Shokoohi, Zarshenas, Pourya
openaire   +1 more source

Nanobiosensor Based on Catalytic Palladium Nanoclusters and Oxidases for Bianalyte Electrochemical Determination: Glucose and Ethanol in Sweat

open access: yesAdvanced Healthcare Materials, EarlyView.
A nanobiosensor for fast and simultaneous determination of sweat glucose and ethanol is presented. Deposited oxidase enzymes consume oxygen in the presence of the substrates, and co‐deposited palladium nanoclusters catalyze the electrochemical oxygen reduction, basis of the detection.
Alejandro Rodríguez‐Penedo   +3 more
wiley   +1 more source

Oxygen and ROS Delivery for Infected Wound Healing and Future Prospects

open access: yesAdvanced Healthcare Materials, EarlyView.
Bacterial infection is a major driver of delayed wound healing and postsurgical readmissions; with rising antibiotic resistance, solid peroxide–releasing biomaterials offer sustained delivery of ROS/O2 for antimicrobial control and microenvironmental modulation.
Ayden Watt   +7 more
wiley   +1 more source

Pyrolytic–deoxygenation of triglyceride via natural waste shell derived Ca(OH)2 nanocatalyst [PDF]

open access: yes, 2016
Cracking–Deoxygenation process is one of the important reaction pathways for the production of biofuel with desirable n-C17 hydrocarbon chain via removal of oxygen compounds.
Abdul Rahman, Noorsaadah   +4 more
core   +2 more sources

Single-Atom Dopants in Plasmonic Nanocatalysts

open access: yesThe Journal of Physical Chemistry C, 2023
6 pages, 4 ...
Rinke, Patrick   +3 more
openaire   +3 more sources

Alkaline Leaching: A Facile Surface Activation Strategy to Improve the Reactivity of Air Electrodes for Solid Oxide Fuel Cells

open access: yesAdvanced Materials, EarlyView.
This study shows that alkaline leaching of PrBa0.8Ca0.2Co2O5+δ under anodic bias selectively removes Ba and Ca, forming a cobalt‐rich and amorphous layer. The modified surface significantly boosts ORR activity, offering a simple and effective strategy to improve electrochemical device performance.
Yeongtaek Hong   +11 more
wiley   +1 more source

Properties of Mn0.4Zn0.6Fe2O4 and Mn0.6Zn0.4Fe2O4 as Nanocatalyst for Ammonia Production

open access: yesMATEC Web of Conferences, 2017
Ammonia synthesis requires high pressure and high temperature process. Unfortunately, the capital intensive cost resulting low yield of ammonia by using recent catalyst which is iron oxide.
Puspitasari Poppy   +4 more
doaj   +1 more source

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