Results 51 to 60 of about 19,172 (292)

Sandblasting nozzle [PDF]

open access: yes, 1981
A nozzle for use with abrasive and/or corrosive materials is formed of sintered ceramic compositions having high temperature oxidation resistance, high hardness and high abrasion and corrosion resistance.
Pawlik, E. V.   +2 more
core   +1 more source

Characterisation of ternary TixV1−xNy nitride prepared by mechanosynthesis [PDF]

open access: yesCeramics International, 2012
In the present manuscript the authors have systematically investigated the composition and microstructure of a series of ternary nitrides (Ti xV1-xNy) (0.0 ≤ x ≤ 1.0) prepared by mechanosynthesis, using XRD, SEM, EELS, XAS and TGA. The ternary titanium-vanadium nitride (TixV1-xNy) has been obtained in all range of compositions by the mechanical ...
Alcalá González, María Dolores   +2 more
openaire   +4 more sources

Bimetallic Nanoparticles as Cocatalysts for Photocatalytic Hydrogen Production

open access: yesAdvanced Functional Materials, EarlyView.
Recent developments have introduced bimetallic nanoparticles as effective cocatalysts for photocatalytic systems. This review explores the rapidly expanding research on bimetallic cocatalysts for photocatalytic production of hydrogen, emphasizing the creation of carrier‐selective contacts, localized surface plasmon resonance effects, methodologies for ...
Yufen Chen   +4 more
wiley   +1 more source

High-performance ternary alkali nitrides for renewable energy applications [PDF]

open access: yesPhysical Review Materials, 2019
Rapid decline in fossil fuel energy necessitates the immediate need for renewable energy resources. Here, we report a previously unexplored class of nitrides AMN$_2$ keeping renewable energy applications in mind. Using a detailed structure and stability analysis using first principles simulation, we discovered twelve such compounds (few of which are ...
Kangsabanik, Jiban, Alam, Aftab
openaire   +2 more sources

Electroactive Metal–Organic Frameworks for Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
Electrocatalysis is crucial in sustainable energy conversion as it enables efficient chemical transformations. The review discusses how metal–organic frameworks can revolutionize this field by offering tailorable structures and active site tunability, enabling efficient and selective electrocatalytic processes.
Irena Senkovska   +7 more
wiley   +1 more source

Phase formation in high-chromium steel under electron-ion-plasma treatment

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2022
The surface alloying was carried out by single-cycle and multi-cycle (5 cycles «sputtering-irradiation», in each cycle the thickness of the titanium film 0,5 µm), i.e.
Yu..F. Ivanov   +6 more
doaj   +1 more source

Calibration of Polarization Fields and Electro-Optical Response of Group-III Nitride Based c-Plane Quantum-Well Heterostructures by Application of Electro-Modulation Techniques [PDF]

open access: yes, 2019
The polarization fields and electro-optical response of PIN-diodes based on nearly lattice-matched InGaN/GaN and InAlN/GaN double heterostructure quantum wells grown on (0001) sapphire substrates by metalorganic vapor phase epitaxy were experimentally ...
Papadimitriou, Dimitra N.
core   +1 more source

Reevaluating the Activity of ZIF‐8 Based FeNCs for Electrochemical Ammonia Production

open access: yesAdvanced Functional Materials, EarlyView.
Though receiving much attention, the field of electrochemical nitrogen reduction reaction (eNRR) to ammonia is marked by doubts about whether this reaction is possible in aqueous media. This work sheds light on this question for iron single‐atom on N‐doped carbon (FeNC) catalysts—a class of well‐known catalysts that is also worth testing for the sister
Caroline Schneider   +6 more
wiley   +1 more source

Single Crystals of the Isotypic Series BaLu2Ch4 (Ch = S, Se and Te) with CaFe2O4-Type Structure

open access: yesCrystals, 2011
Single crystals of ternary chalcogenides with the composition BaLu2Ch4 (Ch = S, Se and Te; orthorhombic, Pnma; a = 1211.4–1353.6, b = 395.6–438.5, c = 1427.8–1593.6 pm) could be obtained after attempts to synthesize ternary lutetium(III) nitride ...
Christian M. Schurz, Thomas Schleid
doaj   +1 more source

Ternary Heterojunction Graphitic Carbon Nitride/Cupric Sulfide/Titanium Dioxide Photoelectrochemical Sensor for Sesamol Quantification and Antioxidant Synergism

open access: yesBiosensors, 2023
Sesamol (SM) is a potent natural antioxidant that can quench free radicals and modulate the cholinergic system in the brain, thereby ameliorating memory and cognitive impairment in Alzheimer’s disease patients.
Likun Huang   +7 more
doaj   +1 more source

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