Results 101 to 110 of about 16,581 (207)

Natural South African iron‐rich sand as a functional catalyst in hybrid photocatalytic wet peroxide oxidation technology for the degradation of methyl orange dye pollutant

open access: yesThe Canadian Journal of Chemical Engineering, Volume 104, Issue 9, Page 4829-4840, September 2026.
This research explored South African iron‐rich sand (SAIRS) as a natural catalyst for light‐mediated wet peroxide oxidation of methyl orange dye in wastewater and at an optimized of conditions of 3500 mg/L catalyst dose, 6 mM H2O2, and pH 2.5, SAIRS achieved 94% methyl orange degradation within 90 min under visible light.
Aaliyah Ebrahim   +3 more
wiley   +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

The effect of polycations on the formation of magnetite nanoparticles

open access: yes, 2020
Nanoparticles of magnetite (Fe3O4) are envisioned to find used in diverse applications, ranging from magnetic data storage, inks, ferrofluids as well as in magnetic resonance imaging, drug delivery, and hyperthermia cancer treatment. Their magnetic properties strongly depend on their size and morphology, two properties that can be synthetically ...
openaire   +2 more sources

Nanoparticle‐Mediated Therapy for Glioma: Advances and Prospects

open access: yesMedComm – Oncology, Volume 5, Issue 3, September 2026.
Various nanocarriers, including liposomes, dendrimers, exosomes and gold nanoparticles, are designed to penetrate the blood‐brain barrier and deliver chemotherapy, radiotherapy, immunotherapy, gene therapy, phototherapy, magnetic hyperthermia and sonodynamic therapy for glioma.
Wenqian Jiang   +5 more
wiley   +1 more source

Circular Economy‐Driven Cs/Sg/MGNPs/AC Composite for Efficient Methylene Blue Removal and Subsequent Valorization as a Urea Oxidation Electrocatalyst

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 32, August 20, 2026.
This image is a graphical abstract for outlining the synthesis, characterization, and application of a novel composite material designed to remove toxic pollutants (specifically Methylene Blue dye; MB) from water, and its subsequent use in electrochemical applications.
Rehab Mahmoud   +6 more
wiley   +1 more source

Monte carlo assessment of advanced shielding materials for space‐efficient radiotherapy vault design

open access: yesJournal of Applied Clinical Medical Physics, Volume 27, Issue 8, August 2026.
Abstract Background Conventional radiotherapy vault shielding typically employs 2 to 3 meters of ordinary concrete, consistent with NCRP Report 151 reference data. While NCRP 151 specifies dose‐based design goals rather than mandating particular materials, the practical default of concrete results in vault footprints of 150 to 200 m2 per linac, which ...
Beechui Koo   +6 more
wiley   +1 more source

Synthesis and Characterization of Zn‐Doped Fe3O4 Nanoparticles for Magnetic Hyperthermia: In Vitro Test Against Thermoresistant Pseudomonas aeruginosa and Candida albicans

open access: yesNano Select, Volume 7, Issue 8, August 2026.
Zn0.03Fe2.97O4 nanoparticles synthesized via a solvothermal route exhibit enhanced magnetic properties and efficient heating under safe clinical limits. This study reveals a synergistic antimicrobial mechanism against thermoresistant P. aeruginosa and C. albicans.
Flavio Cesar Franyutti‐Villegas   +7 more
wiley   +1 more source

Extending Field Limits in Nanoscale Magnetic Imaging With Metamaterial‐Inspired Magnetic Flux Concentrators

open access: yesSmall, Volume 22, Issue 43, 3 August 2026.
Micrometer‐sized flower‐shaped metamaterial magnetic flux concentrators are fabricated directly around nano and micromagnetic samples, enabling local field enhancement. Integrated into magnetic sensitive photoemission electron microscopy, they extend the available magnetic field range by up to a factor of five.
Aleix Barrera   +16 more
wiley   +1 more source

Synthesis of superparamagnetic magnetite nanoparticles

open access: yesТонкие химические технологии, 2010
The article is focused on the research of influence of various synthesis parameters (the rate of magnetite formation, iron salts mole ratio, nature and concentration of precipitator and process temperature) on the magnetic properties of magnetite nanoparticles.
A. Yu. Gervald   +2 more
openaire   +1 more source

Experimental Proof to Natural Hydrogen Generated Through Serpentinization of Olivine at Room Temperature and Ambient Pressure With Mechanochemistry

open access: yesChemSusChem, Volume 19, Issue 13, 14 July 2026.
This work shows experimentally the possibility of serpentinization (main mechanism of natural hydrogen) at room temperature and ambient pressure, which may provide the rapidly growing hydrogen economy with inspirations to explore new natural hydrogen deposits and new methods for hydrogen production. Natural hydrogen, or “white hydrogen,” is a promising
Jikai Ye   +2 more
wiley   +1 more source

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