微波调谐铁电材料

Microwave tunable ferroelectric material 

　　铁电材料在电场下具有优异的非线性介电响应特性，可用作铁电移相器、可控天线、可调滤波器、可变电容器等微波调谐器件，具有重要的应用前景。  

　　The strong dependence of dielectric constant on electric field of ferroelectric materials have made them prospective materials for microwave tunable devices, such as phase shifters, tunable filters, steerable antennas and variable capacitor etc., and have important application prospect.  

　　研究内容:  

　　Research Interests:  

　　(1) 铁电材料组成-性能关系  

　　Composition-Property relationships in ferroelectric material  

　　(2) 铁电陶瓷和薄膜制备及微波介电调谐性能  

　　Preparation technology and microwave dielectric tunable properties  

　　(3) 介电调谐物理机制  

　　Dielectric tunability mechanism   

　　代表性论文和专利:  

　　Representative papers and patents:  

1. L. Y. Han, F. Ponchel, D. Remiens*, T. Lasri, N. Tiercelin, G. S. Wang* and P. Pernod, E-tunable magnetic susceptibility and reversible magnetization switching in YIG/Pt/PMN-PZT/Pt heterostructure by low electric and magnetic fields, Journal of Applied Physics, 126, 164104 (2019). 
2. J. Y. Lian, F. Ponchel, N. Tiercelin, Y. Chen*, D. Remiens*, T. Lasri, G. S. Wang, P. Pernod, W. B. Zhang and X. L. Dong*, Electric field tuning of magnetism in heterostructure of yttrium iron garnet film/lead magnesium niobate-lead zirconate titanate ceramic, Applied Physics Letters, 112, 162904 (2018). 
3. Xin Guo, Ying Chen*, Genshui Wang, Denis Rémiens, Freddy Ponchel, Wenbin Zhang, Jianyun Lian, Xianlin Dong*,Investigation of novel ferroelectric/gyromagnetic ferrite (Pb,Sr)TiO₃/Y₃Fe₅O₁₂ layered thin films with potential applications in magnetically and electrically tuning devices, Materials Letters, 195, 182-185, (2017). 
4. Lirong Song, Ying Chen, Genshui Wang, Lihui Yang, Jun Ge, Xianlin Dong*, Pinghua Xiang,Yuanyuan Zhang, Xiaodong Tang, Fabrication and Dielectric Properties of Ba_0.63Sr_0.37TiO₃ Thin Films on SiC Substrates, Journal of the American Ceramic Society, 97, 3048-3051(2014). 
5. Kui Li, Denis Rémiens, Xianlin Dong, Jean Costecalde, Nossikpendou Sama, Tao Li, Gang Du, Ying Chen, and Genshui Wang*, Low-temperature crystallization of high performance Pb_0.4Sr_0.6TiO₃ films compatible with the current silicon-based microelectronic technology, Applied Physics Letters, 102, 212901 (2013). 
6. Lihui Yang,Genshui Wang, Xianlin Dong*, Freddy Ponchel, and Denis Remiens Microwave Properties of Bi_1.5Zn_1.0Nb_1.5O₇/Ba_0.6Sr_0.4TiO₃ Hetero Layered Films Directly Sputtered on Si up to 50 GHz, Journal of the American Ceramic Society,94, 2262-2265(2011).  
7. Ying Chen*, Yuanyuan Zhang, Xianlin Dong, Genshui Wang and Fei Cao, Microstructure-dielectric properties relationship in Ba_0.6Sr_0.4TiO₃-Mg₂SiO₄-Al₂O₃ composite ceramics, Journal of the American Ceramic Society, 93(1), 161 (2010). 
8. Ying Chen*, Xianlin Dong, Ruihong Liang, Jiantong Li and Yongling Wang, Dielectric properties of Ba_0.6Sr_0.4TiO₃/Mg₂SiO₄/MgO composite ceramics，Journal of Applied Physics, 98, 064107 (2005). 
9. 陈 莹，董显林，一种钛酸锶钡基电光复合材料及其制备方法，中国发明专利，授权专利号：ZL200510025812.2。 
10. 董显林，郭新，陈莹，王根水，一种钇铁石榴石薄膜及其制备方法，中国发明专利，授权专利号：ZL201410414632.2。 
11. 董显林，连建芸，陈莹，王根水，钇铁石榴石薄膜材料及其制备方法，中国发明专利，授权专利号：ZL201510653931.6。 
12. 董显林， 郭新， 陈莹， 王根水，一种新型磁电调谐复合薄膜及其制备方法，中国发明专利，授权专利号：ZL201611245440.9。