Results 181 to 190 of about 1,642 (250)

Upcycling Bio and Battery Waste Into Multivalent Calcium–Manganese Oxide Nanocomposites

open access: yesChemistry–Methods, Volume 6, Issue 8, August 2026.
Waste eggshells and spent alkaline batteries are transformed into multivalent Ca–Mn nanocomposites for CO oxidation. Correlative in situ XRD, STEM‐EELS, and XPS reveal how composition controls phase evolution, surface chemistry, and redox properties, identifying the structural features responsible for enhanced catalytic activity.
Qaisar Maqbool   +7 more
wiley   +1 more source

Present-day tropical precipitation and cloud feedbacks determine future equatorial Pacific trends. [PDF]

open access: yesSci Adv
Stevenson S   +6 more
europepmc   +1 more source

MHD Heat Transfer Enhancement in TiO2‐Fe3O4/Water Hybrid Nanofluid Over a Porous Stretching/Shrinking Surface With Suction/Injection and Heat Source Effects

open access: yesEngineering Reports, Volume 8, Issue 8, August 2026.
Magnetohydrodynamic flow of TiO2‐Fe3O4/water hybrid nanofluid over a porous stretching/shrinking surface enhances heat transfer under Joule heating and radiation effects. Thermal performance improves with nanoparticle concentration and Eckert number, while suction reduces heat transport, highlighting its potential for advanced industrial cooling ...
K. Govardhan   +3 more
wiley   +1 more source

Computational Investigation of MHD Radiative Flow of Shape‐Dependent Al2O3$$ A{l}_2{O}_3 $$ and Fe3O4$$ F{e}_3{O}_4 $$ Nanofluids in A Semi‐Porous Channel

open access: yesEngineering Reports, Volume 8, Issue 8, August 2026.
A computational study of unsteady MHD radiative nanofluid flow in a semi‐porous channel reveals that nanoparticle shape, volume fraction, and magnetic effects significantly influence velocity and heat transfer. Results highlight strong coupling between geometric, electromagnetic, and thermophysical parameters in optimizing thermal system performance ...
Mahmmoud M. Syam   +2 more
wiley   +1 more source

Iron Energy Carrier: Experimental Characterisation, Combustion Diagnostic and Benchmarking with Other Clean Metal Fuels

open access: yesEnergy Science &Engineering, Volume 14, Issue 8, Page 3862-3877, August 2026.
This study investigates how iron particles burn across a wide size range, revealing late‐stage nanoparticle release and a previously unrecognised shift in combustion behaviour near 118 µm. High‐speed imaging, PMT diagnostics and SEM analyses have been conducted.
Zakaria Mansouri
wiley   +1 more source

Determination of the Physical and Chemical Properties and Volatile Aroma Components Distribution of Geographically Indicated Besni Grape Raisin

open access: yesFood Science &Nutrition, Volume 14, Issue 8, August 2026.
This study characterized the physical, chemical, and volatile aroma profiles of geographically indicated yellow and black Besni grapes harvested from the Besni and Gölbaşı districts of Adıyaman, Türkiye. The effects of on‐branch dehydration versus traditional direct sun drying were comprehensively evaluated.
Fatma Erişik   +2 more
wiley   +1 more source

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