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Novel materials and fabrication methods for body-centric passive wireless sensors

Tampere University

The project concentrates on textile-integrated wireless electronics. It creates a multidisciplinary approach for the creation of body-centric wireless systems by utilizing new materials in novel fabrication methods to enable innovative structures and reliability improvement. As a results of the project, wearable passive UHF RFID based humidity and strain sensor components are established.

Goal

In this research project, embroidery of conductive yarns and 3D direct write dispensing of novel conductive materials; graphene, copper, and stretchable silver inks, as well as protective coatings, are used to fabricate flexible and reliable antennas and interconnections embedded into textile materials. Wearable passive UHF RFID based humidity and strain sensor components are established to demonstrate the feasibility of these novel materials and methods, their reliability is ensured by scientific reliability testing methods, and finally they are implemented into simulated healthcare use situations with the help of collaborators.

The results will work as proof of concept for innovative body-centric wireless systems. The research work will be done in collaboration with top research groups in Finland, China, and Japan, and the project also includes active researcher mobility between the participant research groups.

Funding source

Academy of Finland

Contact persons

Johanna Virkki

Academy Research Fellow

johanna.virkki [at] tut.fi

+358 40 849 0618