Results 11 to 20 of about 21,571 (264)

Effect of reaction sintering modes on the structure and properties of carbide ceramics

Весці Нацыянальнай акадэміі навук Беларусі: Серыя фізіка-тэхнічных навук, 2019
Experimental studies of the structure, phase composition, physical and mechanical properties of the reaction-sintered ceramics based on silicon carbide and boron obtained by reaction sintering have been performed. It has been shown that the properties of
E. V. Zvonarev, A. Ph. Ilyushchanka, Zh. A. Vitko, V. A. Osipov, D. V. Babura   +4 more
doaj   +1 more source

High efficiency four wave mixing and optical bistability in amorphous silicon carbide ring resonators

APL Photonics, 2020
We demonstrate high efficiency wavelength conversion via four wave mixing in amorphous silicon carbide ring resonators with a loaded quality factor of 70 000.
Peng Xing, Danhao Ma, Lionel C. Kimerling, Anuradha M. Agarwal, Dawn T. H. Tan   +4 more
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Interaction of ZG-refractory with mold flux and ambient air

Chimica Techno Acta, 2014
Zirconia graphite refractory is used in continuous casting of steel. Slag corrosion resistance influence on time of casting. With factorial experiment 25-1 influence mixture of refractory (content of graphite, silicon carbide, boron carbide) on oxidation
A. V. Jagovcev, N. V. Obabkov
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Research advances in ion-doped melilite-structured ABC3O7 luminescent materials [PDF]

Shandong kexue
Melilite-structured compounds with the general formula ABC3O7—where A is an alkaline earth metal (e.g., Ca2+, Sr2+, or Ba2+), B is a trivalent rare-earth ion, and C is a trivalent main-group element (e.g., Ga3+ or Al3+)—represent an important class of ...
WANG Xuping, SHEN Xiaona, YANG Yuguo
doaj   +1 more source

Comparative study of cutting force development during the machining of un-hybridized and hybridized ZA43 based metal matrix composites

Journal of the Mechanical Behavior of Materials, 2019
In the present study, turning of two grades of composites such as ZA43 silicon carbide and ZA43 silicon carbide and graphite was carried out. The fabrication of both categories of composites were done using stir casting technique.
Kumar K. J. Santhosh, Marigoudar Rajaneesh N.   +1 more
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Nanofabrication of Silicon Carbide and Optical Processing and Inspection of Noncurved Mirrors

Advances in Materials Science and Engineering, 2022
With the gradual development of modern technology, there are still areas that need to be broken through in the field of science. In today’s society, the application range of noncurved mirrors is becoming more and more extensive.
Zuocai Dai, Sha Zhou, Tongguang Yang, Lihong Zou   +3 more
doaj   +1 more source

Advances in MOF membrane strategies for selective lithium extraction from salt lake brine

Advanced Membranes
Metal-organic framework (MOF) membranes have emerged as a promising solution for lithium extraction from salt lake brines due to their tunable pore structures and high specific surface areas. Their exceptional selectivity for Li+, combined with efficient
Yuting Wang, Bin Yan, Jiaying Liu, Runkai Wang, Pinhua Rao, Yang Liu   +5 more
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Effects of pore characteristics on SiCf/SiC cladding equivalent Young's modulus

He jishu, 2021
BackgroundSilicon carbide composite has good stabilities in heat, mechanics and chemistry, therefore, become an important candidate cladding for accident tolerant fuel of nuclear power plant.
LI Yi, ZHANG Aimin
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Study on electrochemical mechanical polishing process of silicon carbide crystal

Jin'gangshi yu moliao moju gongcheng, 2022
To solve the problem of low polishing efficiency of silicon carbide crystal, electrochemical mechanical polishing (ECMP) of silicon carbide was carried out to study the effect of NaOH, NaNO3 and H3PO4 electrolytes on electrochemical oxidation of silicon ...
Lei WANG, Runze WU, Lin NIU, Zhibo AN, Zhuji JIN   +4 more
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Machine learning based prediction and process optimization of SiC porous ceramic membranes sintered with NaA zeolite residue

Desalination and Water Treatment
Porous silicon carbide (SiC) ceramic membranes require extremely high sintering temperatures, limiting their large‑scale adoption in cost-effective water and wastewater treatment.
Xinyan Niu, Desheng Bao, Rina Wu, Zhen Li, Gejiang Bai, Yunbo Wang, Yonghui Tu, Shuangshuang Jiang, Guanghui Li, Jingren Yang, Jun Li   +10 more
doaj   +1 more source