Advances in ultra-high temperature ceramics, composites, and coatings
Ultra-high temperature ceramics (UHTCs) are generally referred to the carbides, nitrides,
and borides of the transition metals, with the Group IVB compounds (Zr & Hf) and TaC as the …
and borides of the transition metals, with the Group IVB compounds (Zr & Hf) and TaC as the …
Inherent anisotropy in transition metal diborides and microstructure/property tailoring in ultra-high temperature ceramics—A review
This is the first comprehensive review on inherent anisotropic features of transition metal
diboride (MB 2) and their implementation for tailoring the microstructure and properties of …
diboride (MB 2) and their implementation for tailoring the microstructure and properties of …
Mechanical properties of ZrB2-and HfB2-based ultra-high temperature ceramics fabricated by spark plasma sintering
Flexural strengths at room temperature, at 1400° C in air and at room temperature after 1h
oxidation at 1400° C were determined for ZrB2-and HfB2-based ultra-high temperature …
oxidation at 1400° C were determined for ZrB2-and HfB2-based ultra-high temperature …
Strong high-entropy diboride ceramics with oxide impurities at 1800° C
In this study, a type of high-entropy boride (HEB) ceramics ((Ti0. 2Zr0. 2Nba0. 2Hfa0. 2Taa0.
2) B2) with∼ 2vol% oxides and∼ 1 vol% porosity was successfully consolidated by spark …
2) B2) with∼ 2vol% oxides and∼ 1 vol% porosity was successfully consolidated by spark …
Hardness and toughness of hot pressed ZrB2–SiC composites consolidated under relatively low pressure
Abstract ZrB 2-based composites, containing 15, 20, 25, and 30 vol% SiC, have been
prepared by hot pressing at temperatures of 1700, 1850 and 2000° C for 30 min under a …
prepared by hot pressing at temperatures of 1700, 1850 and 2000° C for 30 min under a …
Strong ZrB2–SiC–WC Ceramics at 1600°C
High temperature flexural strength of ZrB 2–20 vol% SiC ceramics (ZS) up to 1600° C in high
purity argon atmosphere was significantly improved by adding 5 vol% WC, but degraded …
purity argon atmosphere was significantly improved by adding 5 vol% WC, but degraded …
A novel ZrB2–VB2–ZrC composite fabricated by reactive spark plasma sintering
The development of a novel ZrB 2–VB 2–ZrC composite using ZrB 2, vanadium and graphite
nano-flake powders via reactive spark plasma sintering was studied. The in-situ formation of …
nano-flake powders via reactive spark plasma sintering was studied. The in-situ formation of …
High-temperature bending strength, internal friction and stiffness of ZrB2–20 vol% SiC ceramics
Dense ZrB2–20vol% SiC ceramics (ZS) were fabricated by hot pressing using self-
synthesized high purity ZrB2 and commercial SiC powders as raw materials. The high …
synthesized high purity ZrB2 and commercial SiC powders as raw materials. The high …
Fabrication and mechanical properties of self-toughening ZrB2–SiC composites from in-situ reaction
Z Zhang, J Sha, Y Zu, J Dai, Y Liu - Journal of Advanced Ceramics, 2019 - Springer
Abstract Self-toughening ZrB 2–SiC based composites are fabricated by in-situ reactive hot
pressing. The effect of sintering additive content on the microstructure and mechanical …
pressing. The effect of sintering additive content on the microstructure and mechanical …
Thermoablative resistance of ZrB2-SiC-WC ceramics at 2400° C
Abstract Although ZrB 2-SiC ceramics have been extensively researched for applications at
ultra-high temperatures (> 2000° C), it is well known that at these temperatures the SiC …
ultra-high temperatures (> 2000° C), it is well known that at these temperatures the SiC …