Results 41 to 50 of about 5,591 (229)

Effects of TiB2 Particles on the Microstructure Evolution and Mechanical Properties of B4C/TiB2 Ceramic Composite

, 2021
B4C/TiB2 ceramic composites reinforced with three size scales (average particle size: 7 μm, 500 nm, and 50 nm) of TiB2 were prepared by using a pressureless sintering furnace at 2100 °C under Ar atmosphere for 60 min. The results demonstrated that during
Yangwei Wang, Mengying Tang, Haiyan Niu, Dujun Luo, Ning You, Huanwu Cheng, Jiamin Zhang, Yu Zhu   +7 more
core   +1 more source

Study on the microstructure and properties of TiB2-CoCrFeNiW0.2 metal ceramic composites prepared by pressureless sintering

Journal of Materials Research and Technology
Three types of TiB2-HEA ceramic composite were prepared using a non-equimolar ratio CoCrFeNiW0.2 high entropy alloy (HEA) as a binder, mechanical alloying (MA), and 1600 °C pressureless sintering (PS) processes.
Tao Chen, Jiaxing Li, Decai Pang, Shihao Sun, Xinyan Yue, Hongqiang Ru   +5 more
doaj   +1 more source

Microstructure and sliding wear characterization of Cu/TiB2 copper matrix composites fabricated via friction stir processing

Journal of Asian Ceramic Societies, 2017
The poor wear performance of copper is improved by reinforcing hard ceramic particles. The present work reports the fabrication of Cu/TiB2 (0, 6, 12, 18 vol.%) copper matrix composites (CMCs) using friction stir processing (FSP).
I. Dinaharan, S. Saravanakumar, K. Kalaiselvan, S. Gopalakrishnan   +3 more
doaj   +1 more source

Ablation-Resistance of Combustion Synthesized TiB2–Cu Cermet

, 2004
TiB2–Cu ceramic–metal composites were prepared by combustion\ud synthesis of elemental titanium, boron, and copper powders.\ud The synthesized product consisted of two phases: TiB2 and\ud copper.
Xu, Qiang, Bao-Lin Wang, Zhang, Xing-Hong, Cheng Yan, Jie-Cai Han, Wang, Bao-Lin, Xiao-Dong He, Yan, Cheng, Xing-Hong Zhang, Qiang Xu, He, Xiao-Dong, Han, Jie-Cai   +11 more
core   +1 more source

Rheological behavior of semi-solid TiB2/7075 composites and simulation of their rheocasting processes [PDF]

China Foundry, 2015
In the present study, in-situ TiB2 particle-reinforced 7075 aluminum alloy was produced by adding a mixture of K2TiF6 and KBF4 to the molten base alloy.
Qian Gao, Bin Yang, Gui-sheng Gan
doaj  

Investigation on corrosion behaviors and mechanical properties of TiB2/7075Al composites with various particle contents

Journal of Materials Research and Technology, 2023
The TiB2/7075Al composites with various particle contents were fabricated through hot-pressing sintering and hot extrusion, and the influence of TiB2 particles on the mechanical properties and corrosion resistance were focused. The results indicated that
Liang Chen, Xianliang Zhang, Wei Zheng, Mingkun Wang, Bo Liu, Wenchao Sun   +5 more
doaj   +1 more source

Unlocking Exceptional Strengthening in Aluminum Alloys via Interstitial Cottrell Atmosphere Formation

Advanced Functional Materials, EarlyView.
Cyclic unloading‐aging‐reloading micro‐tensile tests under various aging durations and temperatures, combined with comprehensive microstructural characterization reveal that the yield point phenomenon in Aluminum‐Carbon (Al‐C) thin films originates from Cottrell atmosphere formation.
Zion Lee, Hojang Kim, Yixuan Hu, Injong Oh, Tae‐Hyeok Kang, Hyeonbeen Noh, Yuhyun Park, Sunkun Choi, Pyuck‐Pa Choi, Kolan Madhav Reddy, Gi‐Dong Sim   +10 more
wiley   +1 more source

Effect of TiB2 Nanoparticle Content on the Microstructure and Mechanical Properties of TiB2/Mg-4Al-1.5Si Composites

, 2023
Coarse primary and eutectic Mg2Si phases were generally precipitated in Mg-Al-Si alloys during solidification at a low cooling rate, which tends to deteriorate the strength and ductility of magnesium alloys due to stress concentration.
Xiaogang Chen, Jian Liu, Wuxiao Wang, Na He, Yu Zhao   +4 more
core   +1 more source

Microstructure and Mechanical Properties of Aluminum Matrix Composites Reinforced With In-Situ TiB2 Particles

Frontiers in Materials, 2022
The present article investigates the microstructure and mechanical properties of A356 matrix composite reinforced with TiB2 particles synthesized by the salt metal reaction of as-cast and T6 state.
Weiguo Wu, Tiancheng Zeng, Wenfeng Hao, Shiping Jiang   +3 more
doaj   +1 more source

Breaking the Temperature Barrier: Ultra‐Stable SiHfBCN Ceramic Coatings for High‐Temperature Pressure Sensing

ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A 3D conductive net including HfC(N) conductive nanodomains and in‐situ carbon ribbons was generated within the amorphous SiHfBCN matrix by a new molecular‐level composition and microstructure design strategy, making a smooth and dense polymer‐derived SiHfBCN ceramic coatings exhibits excellent electrical conductivity, wide‐temperature sensing, cycling
Xichao Dong, Hao Fu, Yao Li, Xinming Xu, Laifei Cheng, Xingang Luan, Ralf Riedel   +6 more
wiley   +1 more source