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Energy-Autonomous Microgrids: Integrated DC Energy Scavenging and On-Chip Micro-batteries for Self-Sustained Smart Electronics

Project description

Self-powered systems for smart devices

The world is rapidly filling with smart devices – sensors, wearables and other gadgets – expected to surpass 50 billion by 2030. Powering this vast network with disposable batteries or complex wiring is neither sustainable nor practical. With the support of the Marie Skłodowska-Curie Actions programme, the Auto-microGrids project will introduce self-powered systems that combine energy harvesters with micro-batteries. By capturing energy from movement and moisture in the air, these systems will provide stable, maintenance-free power. Unlike traditional methods, this approach eliminates the need for bulky components, making them ideal for real-world applications such as RFID, micro-sensors and micro-robots. The proposed platforms could transform the IoT into a more efficient and eco-friendly network.

Objective

Artificial intelligence now depends on continuous, real-time data from vast IoT networks (microsensors, RFID, wearables, smart infrastructure). With >50 billion devices projected by 2030, disposable batteries and wiring are neither sustainable nor operationally manageable. Prior self-powered schemes pairing piezoelectric/triboelectric harvesters with micro-supercapacitors often yield irregular AC, high impedance and rapid self-discharge, forcing rectifiers/PMICs and undermining long-term operation. This Global Fellowship will deliver the first Autonomous-µGrids: a fully printed, monolithically integrated platform that directly couples DC tribovoltaic and moisture-electric generators with on-chip Zn//I2 micro-batteries to supply stable, maintenance-free power without external rectification or bulky power management. The research is organised into four objectives : (i) fabricate on-chip, high-performance Zn//I2 MBs; (ii) design scalable, low-impedance DC harvesters (tribovoltaic, moisture-electric) that capture ambient energy, including human micromotions, under real conditions; (iii) realise a monolithic platform via impedance/output matching to eliminate lossy stages; (iv) validate by powering commercial ultra-low-power micro-IoT (RFID, microsensors, microrobots). The approach combines printed Au interdigitated collectors on PET/Kapton, micro-plotter deposition of Zn and cathode inks, and printable MEG/tribovoltaic layers engineered for high output and environmental robustness. This fellowship will move self-powered IoT from lab prototypes to deployable infrastructure, establishing a generalisable, maintenance-free power platform for next-generation autonomous electronics.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-TMA-MSCA-PF-EF - HORIZON TMA MSCA Postdoctoral Fellowships - European Fellowships

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Call for proposal

(opens in new window) HORIZON-MSCA-2025-PF

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Coordinator

UNIVERSITY COLLEGE LONDON
Net EU contribution
€ 276 187,92
Address
GOWER STREET
WC1E 6BT London
United Kingdom
Region
London Inner London — West Camden and City of London
Activity type
Higher or Secondary Education Establishments
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Total cost
No data