Yan’an University - School of Physics and Electronic Information, Yan’an University - School of Physics and Electronic Information, Yan’an University - School of Physics and Electronic Information, Yan’an University - School of Physics and Electronic Information, Yan’an University - School of Physics and Electronic Information, Yan’an University - School of Physics and Electronic Information, Northwest University - School of Information Science Technology, Yan’an University - School of Physics and Electronic Information, Yan’an University - School of Physics and Electronic Information and Yangtze University - School of Physics and Optoelectronic Engineering

affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Yan’an University - School of Physics and Electronic Information, affiliation not provided to SSRN, affiliation not provided to SSRN, Yan’an University - School of Physics and Electronic Information, City University of Hong Kong (CityU) and Yunnan Normal University