Results 41 to 50 of about 29,075 (308)

Spectrally Tunable 2D Material‐Based Infrared Photodetectors for Intelligent Optoelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent optoelectronics through spectral engineering of 2D material‐based infrared photodetectors. Abstract The evolution of intelligent optoelectronic systems is driven by artificial intelligence (AI). However, their practical realization hinges on the ability to dynamically capture and process optical signals across a broad infrared (IR) spectrum.
Junheon Ha   +18 more
wiley   +1 more source

An Environment-Friendly Process Featuring Calcified Roasting and Precipitation Purification to Prepare Vanadium Pentoxide from the Converter Vanadium Slag

open access: yesMetals, 2018
Converter vanadium slag is a byproduct of the iron making process when the vanadium titanomagnetite is used as iron raw material. A cleaner process including calcified roasting, dilute acid leaching, precipitation purification, vanadium precipitation ...
Juhua Zhang, Wei Zhang, Zhengliang Xue
doaj   +1 more source

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

Effect of laser grooving on titanium dental implants surface composition: An in vitro study

open access: yesSaudi Journal of Oral Sciences
Introduction: The aluminum and vanadium contents of the titanium-aluminum-vanadium alloy (Ti-6Al-4V) surface are known to have cytotoxic effect, the use of laser grooving was thought to produce dental implants-controlled surface roughness and a better ...
Mohamed Ahmed Alkhodary
doaj   +1 more source

Investigating the Microstructural Characterization and Magnetic Properties of the As-Cast Fe-Co-14V Alloy [PDF]

open access: yesArchives of Metallurgy and Materials
This study investigates the microstructural characteristics and magnetic properties of the as-cast Fe-Co-14V alloy. Ingots of the Fe-Co-14V alloy were produced using vacuum arc remelting (VAR), and their microstructure was examined through optical ...
A. Mokhtari Farsani   +2 more
doaj   +1 more source

Segregation of alloying elements at the TiC/V interface: A first-principles study

open access: yesNuclear Materials and Energy, 2023
For precipitation/matrix coherent interface, the interfacial segregation behavior of solute atom plays a vital role in controlling the effectiveness of precipitation strengthening of the alloy.
Tiantian Wu   +8 more
doaj   +1 more source

Positive Vibrational Entropy of Chemical Ordering in FeV [PDF]

open access: yes, 2011
Inelastic neutron scattering and nuclear resonant inelastic x-ray scattering were used to measure phonon spectra of FeV as a B2 ordered compound and as a bcc solid solution.
Abernathy, D. L.   +11 more
core   +1 more source

Localized High‐Concentration Electrolyte with Water‐Miscible Diluent Enables Stable Zinc Deposition and Long‐Life Aqueous Zinc Metal Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A diisopropyl ether (DIPE)‐based, localized, high‐concentration electrolyte is developed to stabilize both electrodes in aqueous zinc batteries. By reducing water activity and promoting anion‐rich zinc‐ion solvation, it builds robust interphases at both the cathode and anode, ensuring uniform deposition, suppressed corrosion, and highly reversible ...
Yuxuan Wu   +4 more
wiley   +1 more source

Dose dependence of irradiation hardening of neutron irradiated vanadium alloys by using temperature control rig in JMTR

open access: yesNuclear Materials and Energy, 2016
TEM observation and tensile test were examined for vanadium alloys irradiated in a temperature control rig in JMTR at 290°C with damage level ranged from 0.003 to 0.06dpa.
Ken-ichi Fukumoto   +2 more
doaj   +1 more source

Sigma-phase in Fe-Cr and Fe-V alloy systems and its physical properties

open access: yes, 2011
A review is presented on physical properties of the sigma-phase in Fe-Cr and Fe-V alloy systems as revealed both with experimental -- mostly with the Mossbauer spectroscopy -- and theoretical methods.
Adams J. J.   +81 more
core   +1 more source

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