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   Articles with "zrb2" as a keyword



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Abrasive Wear Study of AA7075/ZrB2 Reinforced Composites

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recommendations! Published in 2020 at "Refractories and Industrial Ceramics"

DOI: 10.1007/s11148-020-00394-3

Abstract: AA7075-xZrB2 (x = 0, 5, 10, 15, and 20 wt.%) composites were manufactured by reacting potassium zirconium fluoride (K2ZrF6) and potassium tetrafluoroborate (KBF4) with molten AA7075 at 800°C. The ZrB2 particles formed by the reaction… read more here.

Keywords: abrasive wear; wear study; study aa7075; zrb2 ... See more keywords
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The Assessment of the Microstructural Modification, Corrosion Response, and Tribological Behavior of AA8011 reinforced Nano-ZrB2 for Life Span Enhancement in Automobile Application

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recommendations! Published in 2020 at "Journal of Bio- and Tribo-Corrosion"

DOI: 10.1007/s40735-020-00382-7

Abstract: The microstructural modification, corrosion response, and tribological performance of AA8011 matrix binary composite produced with the use of Nanoceramic ZrB2 as the particulate discontinuous phase has been examined. ZrB2 added with 5, 10, 15, and… read more here.

Keywords: aa8011; corrosion response; microstructural modification; corrosion ... See more keywords
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Improving the wettability of Ag/ZrB2 system by Ti, Zr and Hf addition: An insight from first-principle calculations

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recommendations! Published in 2020 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2020.146201

Abstract: Abstract The addition of active elements is an excellent method to improve the wettability and interfacial bonding strength between Ag and ZrB2. To quantitatively evaluate the interfacial behavior and structure stability of Ag (1 1 1)/ZrB2 (0 0 0 1)… read more here.

Keywords: zrb2 interface; active elements; addition; zrb2 ... See more keywords
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Effect of powder processing and alloying additions (Al/ZrB2) on the microstructure, mechanical and electrical properties of Cu

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recommendations! Published in 2021 at "Advanced Powder Technology"

DOI: 10.1016/j.apt.2021.07.012

Abstract: Abstract The present work elucidates the effect of powder processing conditions (milling/mixing) and conductive alloying element (Al: aluminium) and ceramic (ZrB2: zirconium diboride) reinforcement addition on the densification, microstructure and electrical conductivity of copper (Cu)… read more here.

Keywords: powder processing; zrb2; powder; conductivity ... See more keywords
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Synthesis of ZrB2-SiC nanocomposite powder via polymeric precursor route

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recommendations! Published in 2017 at "Ceramics International"

DOI: 10.1016/j.ceramint.2016.10.073

Abstract: Zirconium diboride/silicon carbide (ZrB2-SiC) nanocomposite powder, wherein each and every particle is a nanocomposite, was successfully synthesized by pyrolyzing a hybrid polymeric precursor produced from a Zr-containing precursor and a solid polycarbosilane precursor. The synthesis… read more here.

Keywords: nanocomposite powder; precursor; zrb2; zrb2 sic ... See more keywords
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Processing and characterization of Cf/ZrB2-SiC-ZrC composites produced at moderate pressure and temperature

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recommendations! Published in 2017 at "Ceramics International"

DOI: 10.1016/j.ceramint.2016.11.073

Abstract: Cf/ZrB2-SiC/ZrC composites were prepared by hot pressing of carbon fibre (Cf) cloth, ZrB2, polycarbosilane (PCS) and Zr metal at 4 MPa and 1200 °C. The bulk density of Cf/ZrB2-SiC/ZrC composite was improved from 2.29 g/cc… read more here.

Keywords: processing characterization; zrc composites; sic zrc; zrb2 sic ... See more keywords
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Effects of HBO2 on phase and morphology of ZrB2 powders synthesized by carbothermal reduction

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recommendations! Published in 2017 at "Ceramics International"

DOI: 10.1016/j.ceramint.2017.05.355

Abstract: Abstract Zirconium diboride (ZrB2) powders were synthesized by carbothermal reduction with ZrO2, HBO2, and carbon black as raw materials. The effects of reaction temperature and HBO2 content on the phase and morphology of ZrB2 powders… read more here.

Keywords: phase morphology; powders synthesized; zrb2; synthesized carbothermal ... See more keywords
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Synthesis of ZrB2-SiC powders in one-step reduction process

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recommendations! Published in 2018 at "Ceramics International"

DOI: 10.1016/j.ceramint.2018.07.194

Abstract: Abstract ZrB2-SiC composite powders were synthesized through one-step reduction process of ZrO2, B4C, carbon black, silicon or silica under flowing argon. Effects of B4C contents, calcination temperatures and different silicon sources on the phase composition… read more here.

Keywords: reduction process; sic powders; step reduction; zrb2 sic ... See more keywords
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Reinforcing effects of SiC whiskers and carbon nanoparticles in spark plasma sintered ZrB2 matrix composites

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recommendations! Published in 2018 at "Ceramics International"

DOI: 10.1016/j.ceramint.2018.07.258

Abstract: Abstract ZrB2-based ceramics, reinforced with 25 vol% SiC whiskers (SiCw) as well as 0, 2.5, 5 and 7.5 wt% carbon nanoparticles (Cnp), were prepared by spark plasma sintering (SPS) at 1900 oC under 40 MPa for 7 min in… read more here.

Keywords: zrb2 matrix; spark plasma; sic whiskers; carbon nanoparticles ... See more keywords
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Investigation of electrical properties of pressureless sintered ZrB2-based ceramics

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recommendations! Published in 2019 at "Ceramics International"

DOI: 10.1016/j.ceramint.2019.01.073

Abstract: Abstract ZrB2-based ceramics with different microstructures were prepared through different processes. Electrical resistivity of all samples was measured under vacuum environment by four-probe method over temperature range from 50 to 1000 °C. It was found that… read more here.

Keywords: electrical properties; zrb2; zrb2 based; electrical resistivity ... See more keywords

Densification behavior and mechanical properties of spark plasma reaction sintered ZrB2–ZrC-B4C ceramics from B4C-Zr system

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recommendations! Published in 2019 at "Ceramics International"

DOI: 10.1016/j.ceramint.2019.03.112

Abstract: Abstract The ZrB2-ZrC-B4C multiphase ceramics were produced by spark plasma reaction sintering (SPRS) from boron carbide (B4C) with different volume of zirconium (Zr). With Zr content increases, the B4C phases in the composite decreased gradually,… read more here.

Keywords: zrb2 zrc; zrb2; zrc; reaction ... See more keywords