Results 1 to 10 of about 9,574,494 (334)

Engineering C_f /ZrB₂ -SiC-Y₂ O₃ for Thermal Structures of Hypersonic Vehicles with Excellent Long-Term Ultrahigh Temperature Ablation Resistance. [PDF]

Adv Sci (Weinh), 2023
Ultrahigh temperature ceramic matrix composites (UHTCMCs) are critical for the development of high Mach reusable hypersonic vehicles. Although various materials are utilized as the thermal components of hypersonic vehicles, it is still challenging to ...
Chen B, Ni D, Bao W, Liao C, Luo W, Song E, Dong S.   +6 more
europepmc   +2 more sources

Functionalized GO/Hydroxy-Terminated Polybutadiene Composites with High Anti-Migration and Ablation Resistance Performance. [PDF]

Polymers (Basel), 2022
The migration of plasticizers such as nitroglycerin seriously affects the storage and working safety of rocket systems. In this work, hydroxy-terminated polybutadiene (HTPB) liner composites with the cross-linked structure were prepared by cross-linking ...
Yin S, Lu Z, Bai H, Liu X, Li H, Hu Y.
europepmc   +2 more sources

Functionally Graded Oxide Scale on (Hf,Zr,Ti)B₂ Coating with Exceptional Ablation Resistance Induced by Unique Ti Dissolving. [PDF]

Adv Sci (Weinh)
Multicomponent Ti‐containing ultra‐high temperature ceramics (UHTCs) have emerged as more promising ablation‐resistant materials than typical UHTCs for applications above 2000 °C. However, the underlying mechanism of Ti improving the ablation performance
Lv J, Li W, Fu Y, Zhang M, Guo L, Lu F, Li J, Li T, Zhang Y, Li H.   +9 more
europepmc   +2 more sources

Ablation Resistance and Spray-Ability of Nano-Magnesium Silicate Reinforced Sprayable Silicone-Based Thermal Insulation Materials [PDF]

Nanomaterials
In order to satisfy the requirement for lightweight, highly reliable sprayable silicone rubber insulation material (SASI) in next-generation spacecraft, and to achieve a synergistic balance among the sprayability, mechanical properties and ablation ...
Junjie Hu, Yanbin Chen, Tingting Ge, Shuang Wu, Qianqiu Wu, Lifen Li, Yage Chen, Yifu Zhang, Yang Li   +8 more
doaj   +2 more sources

Effects of Zirconium Silicide on the Vulcanization, Mechanical and Ablation Resistance Properties of Ceramifiable Silicone Rubber Composites. [PDF]

Polymers (Basel), 2020
Ceramifiable silicone rubber composites play important roles in the field of thermal protection systems (TPS) for rocket motor cases due to their advantages. Ceramifiable silicone rubber composites filled with different contents of ZrSi2 were prepared in
Song J, Huang Z, Qin Y, Wang H, Shi M.
europepmc   +2 more sources

A novel ultra-high temperature ceramic composite coating prepared by high-speed laser cladding and pack cementation on Ta–W alloys for higher plasma ablation resistance above 2300 °C

Journal of Advanced Ceramics
To improve the high-temperature ablation resistance properties of Ta(W) refractory alloys, a novel ultra-high-temperature ceramic (UHTC) composite coating was prepared by combining the technological advantages of high-speed laser cladding (HSLC) and pack
Youjiang Zhang, Qiyao Deng, Yang Li, Pengfei He, Chuan Sun, Wengang Bu, Yue Xing, Yujun Cai, Xiubing Liang   +8 more
doaj   +2 more sources

Hierarchical Strain‐Modified Medium‐Entropy Carbide Ceramics Exhibit Exceptional Ablation Resistance up to 2400°C [PDF]

Advanced Science
Carbide ultrahigh‐temperature ceramics (UHTCs) exhibit high melting points and are regarded as promising candidate materials for applications in ultrahigh‐temperature conditions, such as high‐speed flight vehicles.
Junyi Xiao, Pengfei He, Lin Xue, Shujun Hu, Liliang Shao, Chuan Sun, Yunyun Ge, Jiangbo Cheng, Xiubing Liang   +8 more
doaj   +2 more sources

Improved interfacial strength and ablation resistance of carbon fabric reinforced phenolic composites modified with functionalized ZrSiO4 sol

Materials & Design, 2020
The using performance of carbon fabric reinforced phenolic composites in the aerospace industry is determined by the fibre/matrix interfaces performance and ablation resistance.
Feng Xu, Shizhen Zhu, Zhuang Ma, Yanbo Liu, Hezhang Li, Jingdan Hu   +5 more
doaj   +2 more sources

Ablation resistance of C/C-SiCo nanoporous ceramic composites with TaSi2-MoSi2-ZrB2-borosilicate glass coating [PDF]

Processing and Application of Ceramics, 2023
The development of high-speed aerial vehicles urgently requires high-performance integrated materials for ablation resistance, thermal insulation and oxidant protection under high temperature.
Li Xiafei, Feng Junzong, Wu Xingyu, Jiang Jin   +3 more
doaj   +1 more source

Ablation Mechanism of AlSiB-C/C Composites under an Oxy-Acetylene Torch

Metals, 2023
In order to improve the ablation resistance of C/C composites, an AlSiB alloy (mass ratio of Al/Si/B = 2:4:1) was used as a dissipative agent to fill the pores of a C/C composites matrix by reactive melt infiltration to prepare AlSiB-C/C composites.
Qiuchen Han, Lei Chang, Zhaoqun Sun, Jiaqi Sun, Zengyan Wei, Pingping Wang, Ziyang Xiu, Huasong Gou, Pengchao Kang, Gaohui Wu   +9 more
doaj   +1 more source