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Greenhouse Gas sensors based on Surface Plasmon Resonance devices

Project description

Smarter sensors for a cleaner atmosphere

Measuring greenhouse gas emissions is vital, but current sensors are expensive, bulky, and their use is limited. Global coverage remains patchy. Supported by the Marie Skłodowska-Curie Actions programme, the GasSPR project aims to change that by developing compact, low-power optical sensors designed for the Internet of Things. These innovative devices combine Surface Plasmon Resonance (SPR) technology with Metal-Organic Frameworks (MOFs) that absorb gases and enhance detection. Three sensor types are being tested to maximise sensitivity and selectivity. The goal? To reliably detect carbon dioxide (CO2), methane (CH4) and nitrous oxide (N2O) at levels even below atmospheric concentration, offering a smart, scalable solution to monitor emissions with high spatial resolution and support the urgent global effort to combat climate change.

Objective

Greenhouse gas (GHG) emissions are one of the actual major threats of the humanity. These emissions need to be reduced and are monitored by reference sensors’ systems, which are highly sensitive and selective, costly, complex and require specific installation conditions. Due to these limitations, only few of these systems are installed. To complement them and provide high spatial resolution gas sensor maps, the deployment of a large number of sensors is required. This can be achieved thanks to Internet of Things (IoT), but which poses stringent conditions of low power consumption and miniaturisation.
The GasSPR project aims at developing advanced optical gas sensing devices suitable for IoT. These innovative sensors will be based on the combination of Surface Plasmon Resonance (SPR) sensing principle with Metal-Organic Frameworks (MOFs) as the gas absorbent material. Three different configurations will be studied: planar grating-coupled (GC-SPR), peeled optical fibre (OF-SPR) and fibre Bragg gratings (FBG-SPR) SPR sensors, on top of which various MOFs as absorbing materials will be deposited to achieve, simultaneously, the highest GHG adsorption and the largest refractive index variation. In this way, we aim at the highest sensitivity of these devices. The goal is to detect, at least, one of the 3 main GHGs, namely CO2, CH4, and N2O, at a level below the atmospheric concentration.
The proposed methodology involves interdisciplinary collaboration across various fields, including physics, chemistry, nanotechnology, electronic engineering, photonics and information processing and has been carefully designed to optimise the bidirectional exchange of competences and skills between the host and the researcher and to boost the researchers’ carreer.

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-2024-PF-01

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Coordinator

UNIVERSITAT DE BARCELONA
Net EU contribution
€ 209 914,56
Address
GRAN VIA DE LES CORTS CATALANES 585
08007 Barcelona
Spain
Region
Este Cataluña Barcelona
Activity type
Higher or Secondary Education Establishments
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Total cost
No data