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surrounded with unmelted parts of the nanostructured powder and some equiaxed grains.In the as-sprayed nanostructured zirconia coatings,there existed pores that were less than 1 μm.The cracks were observed...Microstructure and thermal cycling behavior of nanostructured yttria partially stabilized zirconia (YSZ) thermal barrier coatings孙杰,张丽丽,赵丹School of Environmental and Chemical Engineering,Shenyang......
surrounded with unmelted parts of the nanostructured powder and some equiaxed grains.In the as-sprayed nanostructured zirconia coatings,there existed pores that were less than 1 μm.The cracks were observed...Microstructure and thermal cycling behavior of nanostructured yttria partially stabilized zirconia (YSZ) thermal barrier coatings孙杰,张丽丽,赵丹School of Environmental and Chemical Engineering,Shenyang......
Reims Cedex 2, France) Abstract: Using nano-structure ytlria-stablilized ZrO2 powder, yttria-stabilized zirconia coatings were deposited on Ti-6Al-4V substrate by plasma spraying. The microstructure... and microstructure analysis of plasma-sprayed thermal barrier coating.Key words: yttria; zirconia coating; plasma spraying; scanning thermal microscopy; thermal conductivity ......
, 实现界面结合. 关键词: 陶瓷连接; 特种连接; Ti3SiC2 ; SiC陶瓷 中图分类号: TQ174.758 文献标识码: A Joining of reaction bonded SiC ceramic using Ti3SiC2 powder as filler DONG Hong-ying1, LI Shu-jie1, HE Yue-hui2 (1. School of Materials Science and Engineering, Beijing University of Aeronautics and Astronautics, Beijing 100083, China; 2. State Key Laboratory of Powder Metallurgy, Central South University, Changsha 410083......
substrates [J]. Acta Mater, 1996,449(2): 421-426. [14] SHINOZAKI N, SONODA M, MUKAI K. Wettability, surface, tension, and reactivity of the molten manganese/zirconia-yttria ceramic system[J]. Metallurgical... Wettability of TiAl alloy melt on ceramic moulds in electromagnetic field LI Bang-sheng(李邦盛)1, LIU Ai-hui(刘爱辉)1, NAN Hai(南 海)2, BI Wei-sheng(毕维生)1, GUO Jing-jie(郭景杰)1, FU Heng-zhi(傅恒志)1 1......
J. Cent. South Univ. (2021) 28: 1206-1218 DOI: https://doi.org/10.1007/s11771-021-4690-1 Effects of niobium addition on microstructure and properties of CPM121 powder metallurgy high-speed... of Mechanical Engineering, Xiangtan University, Xiangtan 411105, China; 2. State Key Laboratory of Powder Metallurgy, Central South University, Changsha 410083, China; 3. College of Materials Science......
在纳米尺度,填充在涂层的大颗粒之间,使涂层致密化程度得以提高,因此纳米Al203改性涂层的显微硬度较高,且其耐磨性能明显优于等离子喷涂层. 关键词:纳米Al203颗粒；Al203；T102；等离子喷涂；复合陶瓷涂层；激光熔覆 中图分类号:TQ 174. 75 文献标识码:A Plasma- sprayed ceramic coating by laser...+ 13% T102( mass fraction) composite ceramic coatings lasercladed by Al203 nano-particles on 45# steel were investigated using X-ray diffractometry, scanning electron microscopy......
Fabrication of Ti3AlC2 ceramic material by mechanical alloyingGUO Shiboa,KANG Qipinga,LIU Juna,and QU Xuanhuib a College of Electromechanical Engineering,Hunan University of Science and Technology... the properties of ceramics and metals.These excellent properties indicate that Ti3AlC2 is a very promising material to extensive applications.Ti3AlC2 ceramic material was prepared by mechanical alloying.The......
. [5] TAY B Y, LOH N H. Characterization of micro gears produced by micro powder injection moulding[J]. Powder Technology, 2009, 188: 179-182. [6] CHEN R H, HO C H. Shrinkage properties of ceramic... of micro powder injection molding and its use in titanium alloy parts preparation LUO Jie-wen, CHEN Qiang, CAI Yi-xiang (Guangdong Research Institute of Industrial Technology, Guangzhou 510640, China......
mill and then were calcined in a muffle furnace at 1200 °C for 6 h to obtain NiFe2O4 ceramic powder. And then, the obtained NiFe2O4 ceramic powder was ground again and statically pressed with a pressure... analysis The XRD analysis results of NiFe2O4 ceramic prepared in the different atmospheres are shown in Fig. 2. Though there is no other impurity in NiFe2O4 ceramic powder obtained by calcining......
