Bioresorbable and Wireless Rechargeable Implanted Na-ion Battery for Temporary Medical Devices - Supporting Information

1 Supporting Information Bioresorbable and Wireless Rechargeable Implanted Na-ion Battery for Temporary Medical Devices Vedi Kuyil Azhagan Muniraj, Bincy Lathakumary Vijayan, Hussien Hammoud, Roger Delattre, Marc Ramuz, Eve Djenizian, Eleonora Vandini, Daniela Giuliani, and Thierry Djenizian* 2 Figure S1. SEM images showing the electrode surfaces before and after evaporation of Mg thin -film. a) Bare NTP-C electrode surface and b) homogeneously deposited Mg thin film onto the NTP-C electrode; c) bare NMO electrode surface and d) homogeneously deposited Mg thin film onto the NMO electrode. Figure S2. Electrochemical characterization tests using a-c) gravimetric capacity and d-f) volumetric capacity g) Schematic representation of the crystal structure showing the tunnel-type orthorhombic NMO. 3 Figure S3. SEM images of skin mouse after in vivo analyses. a) non-implanted zone, b) batteryimplanted zone where black spot remains, c and d) corresponding EDX spectra. Table S1. EDX elemental analyses of the natural mouse skin. Element Weight% Atomic% C K 43.09 49.27 N K 19.28 18.91 O K 36.19 31.07 Na K 0.90 0.54 Cl K 0.54 0.21 4 Totals 100.00 Table S2. EDX elemental analyses of the remaining black spot after the battery disintegration. Element Weight% Atomic% C K 43.73 50.00 N K 18.88 18.51 O K 35.61 30.56 Na K 1.03 0.61 P K 0.33 0.15 Cl K 0.43 0.17 Totals 100.00 5 Figure S4. Virtual subdivision of Open Field arena.