Results 171 to 180 of about 654,084 (330)

Transition From Lattice Oxygen to Radical‐Mediated Oxidation in Ammonium‐Intercalated Birnessite Catalysts for Selective Valorization of Biomass to Produce Formic Acid

open access: yesAdvanced Functional Materials, EarlyView.
The catalytic valorization of biomass represents an essential approach for achieving sustainable chemical production, with formic acid (FA) being recognized as a valuable platform chemical for hydrogen storage and environmentally friendly synthetic applications.
Yiqi Geng   +6 more
wiley   +1 more source

Structure of fluoride-containing bioactive glasses [PDF]

open access: yes, 2009
Brauer, DS   +3 more
core   +1 more source

Dual‐Atom Dopants Activated Ruthenium Single‐Atom Alloy Boosting Hydrogen Evolution Electrocatalysis in Proton Exchange Membrane Water Electrolyzer

open access: yesAdvanced Functional Materials, EarlyView.
Ni1‐Bi1 dual‐atom dopants are achieved for activating Ru lattices without blocking noble atoms. This model exhibits an ultralow overpotential of 11.4 mV and superb stability at 10 mA cm−2 toward hydrogen evolution reaction, enabling a proton exchange membrane water electrolyzer that needs only 2.233 V to reach 3.0 A cm−2 and operates stably at 1.0 A cm−
Shuiping Luo   +17 more
wiley   +1 more source

Mechanochemical synthesis of some europium diketonates

open access: yesOpen Chemistry, 2011
Zaharieva Joana   +2 more
doaj   +1 more source

Oxidación de CO en catalizadores de Pd soportados sobre óxidos mixtos basados en cerio

open access: yesRevista Técnica de la Facultad de Ingeniería
Se prepararon los catalizadores de 0,5Pd/Ce0,6Zr0,4Ox/SiO2; 1,5Pd/Ce0,6Zr0,4Ox/SiO2; 0,5Pd/ Ce0,7Tb0,3Ox/SiO2 y 1,5Pd/Ce0.7Tb0.3Ox/SiO2, utilizando la técnica de impregnación a humedad incipiente a partir de soluciones acuosas de cloruros de paladio ...
Victor Ferrer, Dora Finol, Miguel Ramos
doaj  

Heteroatom‐Engineering Promoted Co9S8 Bi‐functional Electrocatalyst for Hydrazine‐Assisted Hydrogen Production at Industrial Current Density

open access: yesAdvanced Functional Materials, EarlyView.
Fe and P co‐doped Co9S8 nanocorals (Fe, P‐Co9S8) are successfully synthesized by a heteroatom engineering strategy, which exhibit outstanding bifunctional electrocatalytic performance for both the hydrogen evolution reaction (HER) and hydrazine oxidation reaction (HzOR).
Yuying Meng   +8 more
wiley   +1 more source

Show the BET N2 adsorption/desorption isotherm for calculating the surface area of Fe3O4 (a), and the XRD pattern of Fe3O4 (b).

open access: green
Tamer S. Saleh (5181146)   +4 more
openalex   +1 more source

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