1. Departments of Materials Science and Engineering Biomedical Engineering, Chemistry, Neurological Surgery, Mechanical Engineering, Electrical Engineering and Computer Science Simpson Querrey Institute and Feinberg Medical School Center for Bio‐Integrated Electronics Northwestern University Evanston IL 60208 USA
2. Department of Materials Science and Engineering Frederick Seitz Materials Research Laboratory University of Illinois at Urbana‐Champaign Urbana IL 61801 USA
3. NEST Istituto Nanoscienze‐CNR Piazza S. Silvestro 12 I‐56127 Pisa Italy
4. KU‐KIST Graduate School of Converging Science and Technology Korea University Seoul 02841 Republic of Korea
5. School of Electrical Engineering and Computer Science Gwangju Institute of Science and Technology (GIST) Gwangju 61005 Republic of Korea
6. Department of Robotics Engineering Daegu Gyeongbuk Institute of Science and Technology (DGIST) Daegu 42988 Republic of Korea
7. Department of Mechanical Engineering Ajou University Suwon 443–749 Republic of Korea
8. Weldon School of Biomedical Engineering School of Mechanical Engineering The Center for Implantable Devices, and Birck Nanotechnology Center Purdue University West Lafayette IN 47907 USA
9. Dipartimento di Matematica e Fisica “Ennio De Giorgi” Università del Salento Via Arnesano I‐73100 Lecce Italy