Wang, Yunfei
Zheng, Wang
Zhang, Xiaofei
Shen, Jinqing
Funding for this research was provided by:
National Natural Science Foundation of China (61371169, 61601167, 61601504)
Natural science foundation of Jiangsu (BK20161489)
the open research fund of State Key Laboratory of Millimeter Waves, Southeast University (K201826)
the Fundamental Research Funds for the Central Universities (NE2017103)
Article History
Received: 23 May 2019
Revised: 26 September 2019
Accepted: 11 November 2019
First Online: 19 November 2019