[1
]Department of Materials Science and Engineering, University of Wisconsin—Madison,
Madison, Wisconsin 53706, United States
[2
]State Key Laboratory of Electronic Thin Films and Integrated Devices, University of
Electronic Science and Technology of China, Chengdu, Sichuan 610054, P.R. China
[3
]Department of Radiology, University of Wisconsin—Madison, Madison, Wisconsin 53705,
United States
[4
]Guangdong Key Laboratory for Biomedical Measurements and Ultrasound Imaging, Carson
International Cancer Center, Laboratory of Evolutionary Theranostics, School of Biomedical
Engineering, Health Science Center, Shenzhen University, Shenzhen 518060, China