Results 51 to 60 of about 16,867 (245)

Single-molecule microscopy of nanocatalysis [PDF]

open access: yes, 2014
Nanoparticles are important catalysts. Understanding their structure-activity correlation is paramount for developing better catalysts, but hampered by their inherent inhomogeneity: individual nanoparticles differ from one to another, and for every ...
Chen, Peng
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

Flexible Chemiresistive Chitosan‐Glycerol Sensors on Laser‐Induced Graphene Electrodes for Room‐Temperature Ammonia Detection

open access: yesAdvanced Materials Technologies, EarlyView.
Flexible Chitosan‐glycerol sensor integrated with porous laser‐induced graphene (LIG) electrodes enable room‐temperature chemiresistive detection of ammonia (NH3) and proof‐of‐concept detection of fish spoilage. ABSTRACT We report a metal‐free sensor platform combining laser induced graphene (LIG) electrodes with drop‐deposited, glycerol‐plasticized ...
Mintesinot Tamiru Mengistu   +9 more
wiley   +1 more source

Degradation Mechanisms in PEM Water Electrolysis: Diagnosis and Impact

open access: yesAdvanced Materials Technologies, EarlyView.
This review provides an analysis of degradation mechanisms in proton electrolyte membrane water electrolyzers (PEMWE), focusing on all key components. It discusses diagnostic and measurement techniques for evaluating degradation, less‐studied mechanisms, and an expert survey.
Annik Bernhardt   +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

Synthesis of ultrathin platinum nanoplates for enhanced oxygen reduction activity. [PDF]

open access: yes, 2018
Ultrathin Pt nanostructures exposing controlled crystal facets are highly desirable for their superior activity and cost-effectiveness in the electrocatalytic oxygen reduction reaction (ORR), and they are conventionally synthesized by epitaxial growth of
Gao, Chuanbo   +6 more
core   +1 more source

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

Stabilization of Single Metal Atoms on Graphitic Carbon Nitride: Synthetic Strategies and Emerging Applications

open access: yesAdvanced Science, EarlyView.
This review highlights recent advancements in stabilizing single metal atoms on graphitic carbon nitride emphasizing innovative synthesis strategies and emerging applications in electrocatalysis, photocatalysis and organic transformations, along with key challenges and future perspective. Abstract Emerging as a new frontier in catalysis science, single‐
Wenyao Zhang   +6 more
wiley   +1 more source

Reduced Graphene Oxide/Polydopamine/Gold Electrode as Elecrochemical Sensor for Simultaneous Determination of Ascorbic Acid, Dopamine, and Uric Acid

open access: yesInternational Journal of Electrochemical Science, 2019
In this paper, the reduced graphene oxide/polydopamine (RGO/PDA) nanocomposites are obtained via the reduction of GO nanosheets by dopamine, followed by simultaneous modify by PDA.
Ling Shi   +4 more
doaj   +1 more source

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