Tailoring the Electron Trapping Effect of a Biocompatible Triboelectric Hydrogel by Graphene Oxide Incorporation towards Self-Powered Medical Electronics.

"The authors declare no competing financial interest."

"This work was financially supported by Portuguese Funds under FCT—Fundação para a Ciência e a Tecnologia through the projects 2022.05030.PTDC, UIDB/04293/2020 (i3S), UID/NAN/50024/2019, PTDC/CTM-NAN/5414/2014, POCI-01-0145-FEDER-029454, NORTE-01-0145-FEDER-022096 from NECL, and “Ordem dos Médicos” and “Fundação BIAL”, under the scope of Maria de Sousa award (53/2021). The authors also acknowledge support from the International Consortium of Nanotechnologies (ICON), funded by Lloyd’s Register Foundation, a charitable foundation that helps to protect life and property by supporting engineering-related education, public engagement, and the application of research. A.T.P. and C.R. are thankful to FCT for the contract under the Scientific Employment Stimulus program (2021.01807.CEECIND) and grant (SFRH/BD/147811/2019). respectively. The authors acknowledge the support of the Biointerfaces and Nanotechnology i3S Scientific Platform."