Results 141 to 150 of about 4,042,661 (337)

Soil Fe Forms in Sugarcane Cultivations with Different Utilization Histories

open access: yesعلوم آب و خاک, 2019
Sugarcane is cultivated in the wide area in Khuzestan province. In these areas, irrigated sugarcane cultivation consumes more than 30,000 cubic meters per hectare annually. This research was carried out to determine the effect of sugarcane cultivation on
M. Habibian, S. Jafari, M. Sheklabadi
doaj  

IRON OXIDES IN THE BEACH SEDIMENTS OF THE NORTH-WESTERN PART OF THE SEA OF AZOV

open access: yesГеологія і корисні копалини Світового океану
The morphological features and chemical composition of iron oxides in the beach deposits of the northwestern part of the Sea of Azov were studied on the basis of research materials of 2016-2020, using a scanning electron microscope with an integrated ...
Skvortsov V.V., Permyakov V.V.
doaj   +1 more source

Enhancing CoFe Catalysts with V2CTX MXene‐Derived Materials for Anion Exchange Membrane Electrolyzers

open access: yesAdvanced Functional Materials, EarlyView.
MXene dervied CoFe composites show increased initial Oxygen Evolution Reaction (OER) activity compared to the pure CoFe and MXene in an Anion Exchange Membrane device. Vanadium vacancies in the MXene plays a role in increased OER activity and hinders Fe leaching in the AEM device over using the pure V2C MXene as a support material for the CoFe ...
Can Kaplan   +16 more
wiley   +1 more source

Recent Advances in Iron‐Containing Perovskites for Supercapacitors

open access: yesAdvanced Energy & Sustainability Research
The growing energy demands in transportation and portable electronics necessitate advancements in energy storage technologies. Supercapacitors, with their exceptional power density, rapid charge–discharge capabilities, and long cycle life, provide a ...
Celal Avcıoğlu, Suna Avcıoğlu
doaj   +1 more source

The reduction of environmentally abundant iron oxides by the methanogen Methanosarcina barkeri. [PDF]

open access: yesFront Microbiol, 2023
Eliani-Russak E   +4 more
europepmc   +1 more source

Engineering Porous Hollow Metal‐Poly(Heptazine Imide) Spheres: An Optimized Synthetic Strategy for Controlling Surface, Morphology, and Properties

open access: yesAdvanced Functional Materials, EarlyView.
Hollow poly(heptazine imide) spheres are prepared through a novel approach that integrates hard templating with ionothermal synthesis. This method enables precise control over surface area, pore volume, hydrophilicity, light absorption, band position, and metal composition. These tunable properties facilitate the customized design of semiconductors for
Lingli Ni   +10 more
wiley   +1 more source

Iridescent Iron Oxides

open access: yesMinerals
Iridescent iron oxides known as rainbow hematite and turgite are found in a variety of localities worldwide and display a variety of beautiful interference colors. Usually, there is a thin layer of nanocrystals containing aluminum and phosphorous coats, such as with hematite, although one example of aluminum with arsenic is presented.
George Rossman, Chi Ma
openaire   +1 more source

Light‐Controlled Reversible Coassembly of Hybrid Functional Nanostructures

open access: yesAdvanced Functional Materials, EarlyView.
Light‐responsive hybrid nanostructures are formed by coassembling azobenzene‐ and PAH‐functionalized nanoparticles through reversible an tunable π interactions. The system enables tunable coupling between distinct components such as gold and magnetite or carbon nanotubes, producing switchable optical and magnetic properties under light and magnetic ...
Michal Sawczyk   +5 more
wiley   +1 more source

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