What does this research mean for the field?

The developed sustainable conductive ink significantly enhances the performance of printed supercapacitors while being environmentally friendly. Novelty: ClaimNovelty.NOVEL_FINDING. Consensus alignment: ConsensusAlignment.ESTABLISHES_NEW_DIRECTION.

What question did this study set out to answer?

The aim is to develop sustainable conductive inks for use in printed supercapacitors to reduce electronic waste.

March 5, 2026Journal of Materials Chemistry A3 citationsOpen Access

Sustainable Conductive Ink for Printed Greener Supercapacitors

LSLeire Sanchez-DueñasUniversity of the Basque Country CMChirag MevadaTampere University TPTimo PunkariTampere University

Key Points

The aim is to develop sustainable conductive inks for use in printed supercapacitors to reduce electronic waste.
Developed a novel biobased conductive ink formulation.
Utilized printing technology to create supercapacitor prototypes.
Evaluated the performance and recyclability of the printed supercapacitors.
Demonstrated improved sustainability with lower environmental impact.
Achieved comparable performance to traditional conductive inks.
Showed successful recyclability for the supercapacitor devices.

Abstract

The growth on the electronic demand and the increase of electronic waste highlights the need of developing sustainable, biobased, and recyclable electronic systems. Printed electronics offer a promising route to...

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