| 1. | The interface reaction , interface construction and bond between super - hard abrasive ( diamond and cbn ) and metals are discussed 本文系统论述了金刚石、立方氮化硼超硬磨料与典型金属界面的界面反应、界面结构及界面结合问题。 |
| 2. | The conditions of making strong bond between the affine metals and the diamond are given by test results of the interface bond strength and interface reaction 讨论了亲和性金属与超硬磨料界面反应形成化合物的条件及化合物的结构特征与界面结合强度的关系,从而给出了实现亲和性金属与金刚石强力结合的条件。 |
| 3. | The results showed that the interfaces strengthen between sic particles and aluminum would be improved by the interface reaction between them . the fracture of this composite would occur mainly in al matrix 研究结果表明:真空烧结过程中出现了界面反应,改善了界面结合强度,断裂破坏主要在al基体上进行。 |
| 4. | The wettability between ni3al and tic was measured by high temperature microscope , and then the effect of mo addition on the wettability of ni3al / tic and the mechanism of interface reaction were mainly discussed 利用高温显微镜测定了ni _ 3al与tic的润湿性,并分析了mo对ni _ 3al / tic润湿性的影响及其界面反应机理。 |
| 5. | J . b . wang and g . w . yang , phase transformation between diamond and graphite in preparation of diamonds by pulsed - laser induced liquid - solid interface reaction , j . phys . : condensed matter 11 ( 37 ) , 7089 ( 1999 ) 王金斌,杨国伟,脉冲激光诱导液-固界面反应合成金刚石纳米晶中的结构相变模型,高压物理学报, 13 , 147 ( 1999 ) |
| 6. | The research status quo of diffusion bonding of ceramics to metals is reviewed in this paper , and the emphases are placed on the interface reaction , stress analysis and bonding technology 本文综述了陶瓷与金属扩散连接的研究现状,重点介绍了界面反应研究、残余应力分析和连接工艺研究等内容,并在此基础上指出了研究中所存在的问题。 |
| 7. | To produce the " effect " by changing the structure of electric double layer and influence the surface concentration of reaction particle and activation energy of interface reaction , thus affecting the speed of electrode reaction ; c 通过改变双电层结构产生“ _ 1效应” ,影响反应粒子的表面浓度及界面反应的活化能,从而影响电极反? ?西安理工大学硕士学位论文应速度; c |
| 8. | Sicp / al matrix composites , with 5 , 15 and 25 % volume fraction of sic particles , were prepared by vacuum hot - pressing sintering processing in this paper . based on mechanics properties , sem observation and energy dispersive x - ray analysis , the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering , as well as the reinforcement and fracture mechanisms of this composite were analyzed . the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3 . 3 10 - 3s - 1 ) to dynamic state strain rate ( 5 . 2 103 s - 1 ) 本研究以武装直升飞机防护装甲材料为研究对象,采用真空热压粉末冶金烧结工艺制备了含sic颗粒体积分数分别为5 、 15和25的sic颗粒增强铝基复合材料,结合其力学性能、扫描电镜和界面微区能谱分析结果,分析了sic _ p al复合材料的真空烧结过程中的界面现象,以及材料增强和断裂机理,并利用hopkinson高速压杆冲击实验系统对其从静态到动态(应变率为3 . 3 10 ~ ( - 3 ) s ~ ( - 1 ) 5 . 2 10 ~ 3s ~ ( - 1 ) )的压缩破坏响应进行了研究,分析了不同体积分数sic _ p al复合材料高应变率压缩载荷下,材料的变形和微观损伤机理,以及利用高速冲击空气炮测定了改复合材料制备剃度复合板的穿透性能。 |
| 9. | A significant suppression of phase transitions and lattice changes during cycling is occurred for ti - doped materials , and a decrease of interface reaction activity between the cathode and electrolyte is also demonstrated for ti - doped cathodes . as a result , the capacity losses , which are originated from structural changes and interface reactions during cycling , decrease and thereby cycling life increases for ti - doped materials 掺钦后,电极材料的离子分布形式发生变化,引起材料结构中的化学键产生变化,电极材料充放电过程中的结构相变得到有效抑制,结构变化相应减小,电极材料在高电位下的界面反应活性也减弱,从而减小了由结构变化和界面反应引起的容量损失,改善了电极材料的充放电循环性能。 |