1. Henan Engineering Technology Research Center of Ultrasonic Molecular Imaging and Nanotechnology, Department of Ultrasound, Henan Provincial People’s Hospital, Zhengzhou University People’s Hospital, Zhengzhou 450007, P. R. China
2. College of Materials Engineering, Henan University of Engineering, Zhengzhou 450007, P. R. China
3. Henan International Joint Laboratory of Rare Earth Composite Materials, Department of Printing and Dyeing Chemical Engineering, Henan University of Engineering, Zhengzhou 450007, P. R. China