1. School of Electrical and Electronics Engineering Nanyang Technological University 50 Nanyang Ave. Singapore 639798 Singapore
2. Institute for Biomedical Materials and Devices School of Mathematical and Physical Sciences University of Technology Sydney Broadway Ultimo Sydney NSW 2007 Australia
3. State Key Laboratory of High Performance Ceramics and Superfine Microstructure, Biomaterials and Tissue Engineering Research Center Shanghai Institute of Ceramics Chinese Academy of Sciences 1295 Dingxi Road Shanghai 200050 China
4. UTS‐SUSTech Joint Research Centre for Biomedical Materials & Devices Department of Biomedical Engineering Southern University of Science and Technology Shenzhen 518055 China