Results 81 to 90 of about 3,128,811 (214)

A comparative study of production methods for nuclear-grade boron carbide powder

open access: yesEPJ Nuclear Sciences & Technologies
Two industrial-scale methods for synthesizing nuclear-grade boron carbide (B4C) powder have been investigated and compared: direct synthesis from elements and carbothermal reduction.
Mestvirishvili Zviadi   +2 more
doaj   +1 more source

Preparation of lithium using vacuum carbothermal reduction of LiAlO2

open access: yesMaterials Research Express, 2020
In this study, we investigated the preparation process of lithium metal using a novel carbothermic reduction process. Herein, thermodynamic calculations and experimental research methods were used to investigate the novel carbothermal reduction process ...
Lei Shi   +7 more
doaj   +1 more source

Laser‐Generated CuPdAgPtAu High‐Entropy Alloy Nanoparticles—Thermal Segregation Threshold and Elemental Segregation

open access: yesParticle &Particle Systems Characterization, Volume 43, Issue 10, October 2026.
Noble metal (CuxPdyAgzPtyAuy) high‐entropy alloy nanoparticles synthesized via laser ablation in liquid are characterized by advanced (S)TEM, XRD, and atomistic simulations. Rapid quenching during laser ablation suppresses thermodynamically driven segregation and stabilizes metastable solid solutions under kinetic control.
Felix Pohl   +7 more
wiley   +1 more source

Kinetic study of carbothermal reduction of zirconia under vacuum condition

open access: yes, 2020
In this research, formation mechanism and kinetics of vacuum carbothermal synthesis of zirconium carbide using zirconium acetate and sucrose are discussed.
Kazemi, F, Arianpour, F, Rezaie, HR   +1 more
core   +1 more source

Synthesis of Dual Phase High Entropy Ultra‐High Temperature Ceramics From Different Carbon Sources

open access: yesInternational Journal of Applied Ceramic Technology, Volume 23, Issue 5, October 2026.
ABSTRACT Dual phase (Hf,Nb,Ta,Ti,Zr)C‐(Hf,Nb,Ta,Ti,Zr)B2 ceramics were synthesized by boro‐carbothermal reduction of oxides with different carbon black powders. The starting materials reacted differently based on the particle size, surface area, and additives in the carbon powder.
Rubia Hassan   +2 more
wiley   +1 more source

Gallium distribution between slag and metal phases during the carbothermal reduction of bauxite [PDF]

open access: yes
This article investigated the recoverability of the Ga in bauxite by carbothermal reduction. Currently, Ga is mostly manufactured from bauxite through the Bayer process as a by-product of alumina, but it is worthwhile to consider alternative processes ...
Nakamura, Tomofumi   +2 more
core   +1 more source

Study on the theoretical and mechanism of CaF₂-catalyzed vacuum carbothermal reduction of MgO

open access: yesJournal of Magnesium and Alloys
The increasing demand for magnesium as a next-generation structural material highlights the significance of incorporating CaF₂ as a catalyst to enhance the efficiency of vacuum carbothermal reduction of magnesium (VCTRM).
Tingzhuang Ma   +9 more
doaj   +1 more source

Recycling of Alkaline Batteries via a Carbothermal Reduction Process

open access: yesBatteries, 2019
Primary battery recycling has important environmental and economic benefits. According to battery sales worldwide, the most used battery type is alkaline batteries with 75% of market share due to having a higher performance than other primary batteries ...
Selçuk Yeşiltepe   +3 more
doaj   +1 more source

Phases Transformation of Boron Mud during Carbothermal Reduction Process

open access: yes, 2011
By using the industrial waste boron mud as raw material, graphite as reductant, coke particles as burying materials. During carbothermal reduction process, the Mg-Fe forsterite phase in boron mud row materials can transformed into forsterite and Fe2O3 at
Yang Gai Liu   +3 more
core   +1 more source

Synthesis of Nanocrystalline SiC via Sol–Gel Method: Effect of Low-Temperature Heat Treatment on Phase Formation and Nanostructures [PDF]

open access: yesIranian Journal of Materials Science and Engineering
Silicon carbide (SiC) is one of the most important silicon-based compounds, owing to its favorable physical, chemical, and biological properties, and is widely employed in various fields such as electronics, chemical industries, and quantum computing ...
zahra zalnezhad   +2 more
doaj  

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