Results 61 to 70 of about 4,525 (206)

Optical Basicity of Glasses: Review and Application in Nuclear Glass Formulation

open access: yesInternational Journal of Applied Glass Science, Volume 17, Issue 4, October 2026.
A self‐consistent set of optical basicity (OB) values was compiled and evaluated for 95 binary oxides using electronegativity, ionic–covalent, and optical‐property approaches, providing a robust basis for estimating the basicity of complex compounds and glasses.
John McCloy, John Bussey, Wyatt Kiff
wiley   +1 more source

V centers in MgAl2O4 spinels.

open access: yesPhysical review. B, Condensed matter, 2013
V centers induced by ionizing irradiation at 80 or 300 K in single-crystal and polycrystalline MgAl2O4 samples have been studied by use of electron paramagnetic resonance and optical absorption. Vt- and Vo2- centers, as a result of hole trapping at tetrahedral and octahedral cation vacancies, respectively, have been found to be responsible for two EPR ...
Ibarra, A.   +2 more
openaire   +2 more sources

Microstructural development in Al/MgAl2O4 in situ metal matrix composite using value-added silica sources

open access: yesScience and Technology of Advanced Materials, 2008
Al/MgAl2O4 in situ metal matrix composites have been synthesized using value-added silica sources (microsilica and rice husk ash) containing ~97% SiO2 in Al-5 wt.% Mg alloy.
Vadakke Madathil Sreekumar et al
doaj  

Mineral Carbonation of Mixed Industrial Residues for Enhanced CO2 Sequestration and Environmental Stabilization: The Role of Slag Composition and Industrial Symbiosis

open access: yesAdvanced Energy and Sustainability Research, Volume 7, Issue 9, September 2026.
Accelerated CO2 carbonation transforms mixed industrial by‐products, including bottom ash (BA), fly ash (FA), and steel slags, into a value‐added material. The carbonated residue is used as a filler for HDPE composites, promoting both carbon sequestration and circular resource utilization.
Erica Pietrobelli   +5 more
wiley   +1 more source

Interatomic potential of the MgAl2O4/Al interface and its application in strengthening mechanisms

open access: yesJournal of Materials Research and Technology
MgAl2O4 ceramics possess outstanding mechanical properties, making them promising for use as reinforcing or interfacial modulating phase in Al-based metal composites.
Aiqiong Pan   +6 more
doaj   +1 more source

Interfacial Engineering of Cu/ZnX2O4 (X = Ga, Cr, Al) Spinel‐Supported Catalysts for Enhanced CO2 Hydrogenation to Methanol

open access: yesCarbon and Hydrogen, Volume 28, Issue 3, Page 349-359, September 2026.
Engineered Cu‐ZnGa interfaces on spinel supports enhance metal–support interaction and Cu dispersion, suppress reverse water‐gas shift, and achieve high CO2 conversion, methanol selectivity, and operational stability. ABSTRACT Catalytic hydrogenation of carbon dioxide to methanol is a key approach for carbon resource utilization and carbon neutrality ...
Zhaohui Liu   +6 more
wiley   +1 more source

High Temperature Mechanical Behavior of MgAl2O4-YAG Eutectic Ceramic In Situ Composites by Float Zone Method

open access: yesHigh Temperature Materials and Processes, 2017
The directionally solidified eutectic MgAl2O4-Y3Al5O12 crystal was prepared at a pressure of 0.4 MPa of ambient nitrogen gas by the high frequency induction heated floating zone furnace.
Abalı Serkan
doaj   +1 more source

From Surface Steps to Rational Strategies: A Critical Review of Catalyst Design for Carbon Dioxide Dry Reforming of Methane

open access: yesChemCatChem, Volume 18, Issue 17, 14 September 2026.
A comprehensive overview of dry reforming of methane (DRM), linking reaction mechanisms with catalyst deactivation and rational catalyst design. Strategies based on active‐site engineering, support engineering, and operando mechanistic understanding provide a roadmap for developing durable, cost‐effective catalysts for industrial DRM.
Zihao Teng, Lizhuo Wang, Jun Huang
wiley   +1 more source

Compositional modifications in humidity sensing MgAl2O4 ceramics

open access: yes, 2004
The MgAl2O4 powders were synthesized using the mixed oxide technique. The powders were doped with Na+ ion to modify the sintering behavior and the response characteristics of the spinel ceramics.
Timucin, M, Cambaz, G
core   +1 more source

Solar Fuels Via Methane Valorization: Thermochemical Pathways, Unified Metrics, and Techno‐Economic Perspectives

open access: yesENERGY &ENVIRONMENTAL MATERIALS, Volume 9, Issue 5, September 2026.
A first‐of‐its‐kind review benchmarks three solar methane valorization pathways with unified performance metrics for clean fuel production. Meeting global climate targets and sustainable energy demands requires carbon‐neutral fuels and innovative conversion pathways.
Muhammad Abdulmoez   +3 more
wiley   +1 more source

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