共搜索到4678条信息,每页显示10条信息,共468页。用时:0小时0分0秒500毫秒
......
Trans. Nonferrous Met. Soc. China 31(2021) 2442-2453 Achieving remarkable piezoelectric activity in Sb-Mn co-modified CaBi4Ti4O15 piezoelectric ceramics Yang LIU1, Yang YU1, Chen-yi YIN1, Liang...; piezoelectric ceramics; piezoelectric activity; resistivity; thermal stability 1 Introduction In recent years, numerous industries have realized improved performances for piezoelectric sensors......
.ysxb.1004.0609.2021-41032 XUE Guo-liang, SUN Qi-wei, ZHOU Xue-fan, et al. Performance of piezoelectric catalysis of sodium niobate powder in degradation of Rhodamine B[J]. The Chinese Journal of Nonferrous Metals... ( D8 Advance, Bruker,德国)测试NaNbO3微米粉末的XRD谱,并进行晶体结构的标定.样品的微观形貌使用场发射扫描电子显微镜(FESEM,NovaNanoSEM230,美国)检测样品的微观形貌,并进行能谱扫描.通过扫描探针显微镜(NanoManVS+Multimode,Veeco,美国)对粉末进行测试,并且通过扫描探针显微镜下的压电力模式(Piezoelectric force......
Piezoelectric and dielectric properties of Lix(K0.46Na0.54)1-xNb0.86Ta0.1Sb0.04O3 lead-free ceramics CHEN Zhi-wu(陈志武) 1, HU Jian-qiang(胡建强)2 1. College of Materials Science and Engineering, South...; Abstract: Lead-free piezoelectric ceramics Lix......
Effect of poling condition on piezoelectric properties of (K0.5Na0.5)NbO3 ceramics DU Hong-liang(杜红亮)1, TANG Fu-sheng(唐福生)1, LI Zhi-min(李智敏)1, ZHOU Wan-cheng(周万城)1, QU Shao-bo(屈绍波)2, PEI...: The lead-free piezoelectric ceramics (K0.5Na0.5)NbO3 (abbreviated as KNN) with the relative density of 97.6% were synthesized by press-less sintering owing to the careful control of processing......
Piezoelectric Properties and Stability of Resonant Frequency of Cr Modified PSZN-PZT Ceramics Nie Qiang1,Sun Qingchi2,Wang Lifeng2 (1.School of Chemical Engineering and Technology, Tianjin University, Tianjin 300072, China;2.Key Laboratory for Advanced Ceramics and Machining Technology, Tianjin 300072, China) Abstract:The structure, piezoelectric properties, aging rate and temperature......
on piezoelectric effect of rock and the electric field expression under stress wave and the resolution of the transmitted coefficients in the joint, the intensity variation of the electromagnetic emission (EME... and frequency. When the rock properties on the two sides of the joint are different, the variation of EME intensity becomes complicated under the influence of many parameters. Key words: piezoelectric effect......
J. Cent. South Univ. (2012) 19: 1182-1188 DOI: 10.1007/s11771-012-1126-y Nonlinear static response of piezoelectric plates considering electro-mechanical coupling B. Behjat, M. R. Khoshravan Mechanical Engineering Department, Tabriz University, Tabriz, Iran ? Central South University Press and Springer-Verlag Berlin Heidelberg 2012 Abstract: Nonlinear static analysis of piezoelectric plates has......
J. Cent. South Univ. Technol. (2007)06-0832-06 DOI: 10.1007/s11771-007-0158-1 High precise control method for a new type of Piezoelectric electro-hydraulic servo valve ZHOU Miao... and Engineering, Jilin University, Changchun 130025, China) Abstract:A new type of piezoelectric electro-hydraulic servo valve system was proposed. And then multilayer piezoelectric actuator based on new......
An approach for complex activity recognition by key framesXIA Li-min(夏利民), SHI Xiao-ting(时晓亭), TU Hong-bin(涂宏斌) (School of Information Science and Engineering, Central South University, Changsha 410075, China)Abstract:A new method for complex activity recognition in videos by key frames was presented. The progressive bisection strategy (PBS) was employed to divide the complex activity......