Results 111 to 120 of about 112,673 (326)

On the Balance of Intercalation and Conversion Reactions in Battery Cathodes

open access: yes, 2018
We present a thermodynamic analysis of the driving forces for intercalation and conversion reactions in battery cathodes across a range of possible working ion, transition metal, and anion chemistries.
Canepa, Pieremanuele   +3 more
core   +1 more source

Ni Single‐Atom Modulation of Ti‐O Covalency Boosts Ammonia Oxidation Electrocatalysis

open access: yesAdvanced Science, EarlyView.
A Ni single‐atom‐induced enhancement of Ti‐O covalency in Ni SAC@TiO2 generates abundant active sites and promotes selective NHx‐NHy mediated N2 evolution while suppressing poisonous NOx formation, achieving nearly doubled AOR activity with excellent durability.
Subhash Chandra Shit   +7 more
wiley   +1 more source

New data on mineralogy of granitic pegmatites Mt. Soroch′ya, Southern Urals

open access: yesЛитосфера, 2016
Mineralogy of granitic pegmatites of Mt. Soroch′ya near Zlatoust which ore included in the Upper Riphean metamorphic mica-garnet, staurolite-garnet, and wollastonite-sillimanite-garnet schists of the Kuvash Formation is examined. Zonal pegmatite veins 30-
V. I. Popova   +2 more
doaj  

Nanostructured titanium dioxide-based photocatalysts for self-cleaning concrete: аssessment of effects of phase composition on photocatalytic activity of TiO2 [PDF]

open access: yesНанотехнологии в строительстве
Introduction. Currently, the development of photocatalytically active cement-based materials with self-cleaning properties is a promising area of building materials science.
Artemy S. Balykov   +3 more
doaj   +1 more source

Effects of Single Metal-Ion Doping on the Visible-Light Photoreactivity of TiO_2 [PDF]

open access: yes, 2010
Titanium dioxide (M-TiO_2), which was doped with 13 different metal ions (i.e., silver (Ag^+), rubidium (Rb^+), nickel (Ni^(2+)), cobalt (Co^(2+)), copper (Cu^(2+)), vanadium (V^(3+)), ruthenium (Ru^(3+)), iron (Fe^(3+)), osmium (Os^(3+)), yttrium (Y^(3+)
Choi, Jina   +2 more
core   +1 more source

Non‐Equilibrium Synthesis Methods to Create Metastable and High‐Entropy Nanomaterials

open access: yesAdvanced Science, EarlyView.
ABSTRACT Stabilizing multiple elements within a single phase enables the creation of advanced materials with exceptional properties arising from their complex composition. However, under equilibrium conditions, the Hume–Rothery rules impose strict limitations on solid‐state miscibility, restricting combinations of elements with mismatched crystal ...
Shuo Liu   +3 more
wiley   +1 more source

Photocatalytic degradation of alachlor by TiO2 nanoparticles from aqueous solutions under UV radiation

open access: yesJournal of Experimental Nanoscience, 2019
This study aimed to synthesise TiO2 nanoparticles (NPs) in pure rutile structure at moderate temperature without calcination and use them as the catalyst for alachlor removal under UV-C radiation.
Fatemeh Jamshidi   +3 more
doaj   +1 more source

Synthesis O-g-C3N4/TiO2 rutile composite material for photocatalytic application

open access: yesХімія, фізика та технологія поверхні, 2019
The development of novel materials ensuring the use of solar radiation as an inexhaustible source of renewable and environmentally friendly energy is one of the actual problems of materials science.
M. E. Bondarenko   +5 more
doaj   +1 more source

On the effect of Ti on Oxidation Behaviour of a Polycrystalline Nickel-based Superalloy [PDF]

open access: yes, 2018
Titanium is commonly added to nickel superalloys but has a well-documented detrimental effect on oxidation resistance. The present work constitutes the first atomistic-scale quantitative measurements of grain boundary and bulk compositions in the oxide ...
Bagot, P. A. J.   +8 more
core   +1 more source

TiO2-Based Nanomaterials for Gas Sensing—Influence of Anatase and Rutile Contributions

open access: yesNanoscale Research Letters, 2017
The paper deals with application of three nanomaterial systems: undoped TiO2, chromium-doped TiO2:Cr and TiO2-SnO2 synthesized by flame spray synthesis (FSS) technique for hydrogen sensing.
K. Zakrzewska, M. Radecka
semanticscholar   +1 more source

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