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https://www.ias.ac.in/article/fulltext/pram/082/03/0607-0607

Xin-Guang Hu¹ Ju Xiang² Zheng Jiao¹ Yang Liu³ Guo-Qiu Xie¹ Ke Hu⁴

1. Department of Physics, Huangshan University, Huangshan 245041, Anhui, China
2. Department of Basic Sciences, The First Aeronautical Institute of the Air Force, Xinyang 464000, Henan, China
3. Department of Basis, Air Force Early Warning Academy, Wuhan 430019, Hubei, China
4. Department of Physics, Xiangtan University, Xiangtan 411105, Hunan, China

Published

March 2014

Early published

11 January 2014