1. Key Laboratory of Optoelectronic Chemical Materials and Devices (Ministry of Education), School of Chemical and Environmental EngineeringJianghan University Wuhan 430056 China
2. School of Resources and EnvironmentHenan Polytechnic University Jiaozuo 454003 China
3. State key Laboratory of Magnetic Resonance and Atomic and Molecular PhysicsWuhan Institute of Physics and Mathematics, Chinese Academy of Sciences Wuhan 430071 China