中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
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Improved photocatalytic activity of BaTiO3/La2Ti2O7 heterojunction composites via piezoelectric-enhanced charge transfer 期刊论文  OAI收割
APPLIED SURFACE SCIENCE, 2021, 卷号: 570, 页码: 9
作者:  
Li, Yaoyu;  Li, Rong;  Zhai, Yue;  Huang, Yu;  Lee, Shuncheng
  |  收藏  |  浏览/下载:37/0  |  提交时间:2022/08/18
A convenient dynamic loading device for studying kinetics of phase transitions and metastable phases using symmetric diamond anvil cells 期刊论文  OAI收割
HIGH PRESSURE RESEARCH, 2018, 卷号: 38, 期号: 1, 页码: 32-40
作者:  
Li, YC;  Zhang, JR;  Cheng, H;  Liu J(刘景);  Li XD(李晓东)
  |  收藏  |  浏览/下载:28/0  |  提交时间:2019/09/24
A convenient dynamic loading device for studying kinetics of phase transitions and metastable phases using symmetric diamond anvil cells 期刊论文  iSwitch采集
High pressure research, 2018, 卷号: 38, 期号: 1, 页码: 32-40
作者:  
Cheng, Hu;  Zhang, Junran;  Li, Yanchun;  Li, Gong;  Li, Xiaodong
收藏  |  浏览/下载:24/0  |  提交时间:2019/04/23
Research on satellite platform vibration compensation technology for space optical communication (EI CONFERENCE) 会议论文  OAI收割
2012 International Meeting on Opto-Electronics Engineering and Materials Research, OEMR 2012, July 27, 2012 - July 29, 2012, Shenyang, Liaoning, China
Han C.; Li X.
收藏  |  浏览/下载:22/0  |  提交时间:2013/03/25
The piezo-electric steering control system is used to compensate the vibration of satellite platform. The mathematical model of piezo-electric steering system is built. The adaptive controller based on improved LMS filter algorithm is designed according to this system characteristic. The adaptive delay filter is designed to solve slow convergence speed problem of traditional algorithm. Meanwhile  the adaptive delay filter can also compensate phase delay of control circuit. The adaptive deviation filter is introduced and it effectively compensates the vibration deviation which is low frequency and high amplitude. The experimental results show that the remained errors are rad  which meets space optical communication requirement and proves that this control scheme is valid and feasible. (2012) Trans Tech Publications  Switzerland.