If you are a wearable device manufacturer dealing with bulky, power-hungry sensors for breath analysis — this project developed a miniaturized electrochemical sensor that enables real-time monitoring in a compact, energy-efficient form factor.
Ultra-cheap, chip-sized oxygen sensors for wearable health and industrial IoT devices
Imagine shrinking a bulky gas detector down to the size of a tiny computer chip. Instead of expensive, hand-tuned sensors, these are printed on wafers like processor chips, making them incredibly cheap and energy-efficient. It's like moving from a heavy desktop computer to a smartwatch for gas sensing.
What needed solving
Current electrochemical gas sensors are too large, expensive, and power-hungry for mass-market IoT devices. Specifically, there is no commercially available miniaturized, cost-effective, chip-based O2 sensor.
What was built
A miniaturized microfabricated electrochemical gas sensor platform capable of wafer-scale production and automated calibration.
Who needs this
Who can put this to work
If you are a hydrogen infrastructure provider dealing with the need for widespread leak detection — this project developed a chip-based O2 sensor that can be mass-produced at a cost as low as 10-20 cents per unit.
If you are an IoT supply chain optimizer dealing with high costs of monitoring air quality in shipments — this project developed a microfabricated sensor platform that reduces price and power consumption for mass-market deployment.
Quick answers
What is the expected cost per sensor?
In mass production, the technology promises to reduce the price per sensor to as low as 10-20 cents.
How is the technology scaled for industrial production?
The sensors are microfabricated on wafers using proprietary materials, allowing for automated wafer-scale calibration to reduce complexity and cost.
What is the status of the Intellectual Property?
The project aims to secure relevant Intellectual Property Rights (IPR) as part of its transition to TRL 8.
How does this impact device battery life?
The use of microelectrodes ensures low power consumption by minimizing the measured currents.
What is the current development timeline?
The project period runs from 2023-03-01 to 2025-08-31.
Who built it
The consortium is highly streamlined and industry-focused, consisting of 2 SMEs from Germany and Serbia. With a 100% industry ratio and no academic partners, the project is structured for rapid commercialization and direct market entry rather than basic research.
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