Cation doped cerium oxynitride with anion vacancies for Fe-based catalyst with improved activity and oxygenate tolerance for efficient synthesis of ammonia
Sign Up to like & getrecommendations! Published in 2021 at "Applied Catalysis B: Environmental"
DOI: 10.1016/j.apcatb.2020.119843
Abstract: Abstract For the first time, new Sm doped cerium oxynitrides with the formula Ce1-zSmzO2-xNy (z ≤ 0.5) are synthesized in order to maximize the concentration of anion vacancies. Single phase Sm-doped CeO2-xNy were confirmed by… read more here.
Keywords: catalyst; doped cerium; synthesis; anion vacancies ... See more keywords
Cation and anion vacancies in cubic molybdenum nitride
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2017.02.072
Abstract: Abstract Epitaxial MoNx layers deposited on MgO(001) by reactive magnetron sputtering in 20 mTorr N2 at Ts = 600–1000 °C exhibit a cubic rock-salt type structure, a N-to-Mo ratio that decreases from x = 1.25–0.69 with increasing Ts, and a… read more here.
Keywords: cation; vacancies cubic; site occupancy; anion vacancies ... See more keywords
Engineering of cation and anion vacancies in Co3O4 thin nanosheets by laser irradiation for more advancement of oxygen evolution reaction
Sign Up to like & getrecommendations! Published in 2021 at "Nano Energy"
DOI: 10.1016/j.nanoen.2021.105800
Abstract: Abstract Atomic vacancy has been demonstrated to generate new energy states in the bandgap whereby providing more active sites in many electrocatalytic processes. In this work, a novel process is developed to yield both Co… read more here.
Keywords: co3o4 thin; vacancies co3o4; engineering cation; reaction ... See more keywords
Anion Vacancies Regulating Endows MoSSe with Fast and Stable Potassium-Ion Storage.
Sign Up to like & getrecommendations! Published in 2019 at "ACS nano"
DOI: 10.1021/acsnano.9b05865
Abstract: Vacancy engineering is a promising approach for optimizing the energy storage performance of transition metal dichalcogenides (TMDs) due to the unique properties of vacancies in manipulating the electronic structure and active sites. Nevertheless, achieving effective… read more here.
Keywords: anion; storage; vacancy; potassium ion ... See more keywords
Chemical instability at chalcogenide surfaces impacts chalcopyrite devices well beyond the surface
Sign Up to like & getrecommendations! Published in 2020 at "Nature Communications"
DOI: 10.1038/s41467-020-17434-8
Abstract: The electrical and optoelectronic properties of materials are determined by the chemical potentials of their constituents. The relative density of point defects is thus controlled, allowing to craft microstructure, trap densities and doping levels. Here,… read more here.
Keywords: surfaces impacts; anion; chemical instability; instability chalcogenide ... See more keywords
Anion (O, N, C, and S) vacancies promoted photocatalytic nitrogen fixation
Sign Up to like & getrecommendations! Published in 2019 at "Green Chemistry"
DOI: 10.1039/c9gc01010f
Abstract: Mild-condition nitrogen fixation using “green” solar energy, merely requiring a solar-to-NH3 (STA) efficiency of 0.1% for potential use, is a promising alternative to the Haber–Bosch process but remains a great challenge. read more here.
Keywords: anion vacancies; vacancies promoted; promoted photocatalytic; nitrogen ... See more keywords