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Porous sensors for real-time monitoring of water quality risks

Project description

Fighting hidden threats in water

Microbial contamination in rivers, reservoirs, and fish farms poses a threat to public health and food security. Harmful cyanobacteria cost European water suppliers more than EUR 150 million each year, in addition to billions of euro worth of losses caused by bacterial outbreaks in aquaculture. Current monitoring systems fail to detect problems early enough. The ERC-funded PROTEGE project is developing a sensor that can spot harmful microorganisms in real time. Built from ultra-sensitive porous conducting foams, the device exploits advanced electrophysiology to detect contamination instantly. With industrial partners and a state laboratory on board, PROTEGE aims to deliver a working prototype for water suppliers and aquaculture producers, a step toward cleaner, safer, and more sustainable water.

Objective

The unpredictable contamination of microbial communities in aquatic environments is a global concern for drinking water suppliers and aquaculture producers. Drinking water treatment expenditures, mainly caused by excessive proliferation of harmful cyanobacteria can cost over €150 million/year in European countries. The scenario aggravates when considering the debilitating attacks from pathogenic bacteria in aquaculture cages, generating global economic losses of over $25 billion. In both industrial sectors, the mitigation costs scales with microbial detection delay.

Existent monitoring solutions for water quality mostly rely on time-consuming and operator-dependent measurements of nitrogen and phosphorus fractions, temperature and dissolved oxygen or in using chlorophyll a as a proxy. Yet, these approaches fail to deliver effective and real-time detection of microbial contamination.

Within the ERC-funded GREEN project we have identified a promising commercial application which by means of ultrasensitive electrophysiology allows unprecedent real-time detection of harmful microorganisms in aquatic environments. An international patent has been filed and two research articles published. In addition, two distinct industrial partners and a state laboratory are committed to support and actively participate in PROTEGE.

The breakthrough has been realised by the development of ultra-sensitive porous conducting polyurethane foams which exploits the large electrode area, maximizing the double-layer capacitance and concomitant microbial detection sensitivity. The main aim of PROTEGE is to demonstrate a working prototype in the industrial partners facilities, capable of real-time detection of cyanobacteria in water-supply reservoirs and pathogenic bacteria in aquaculture cages, and to develop a business and exploitation plan for technology commercialization of a market-oriented prototype with real-time telemetry data.

Fields of science (EuroSciVoc)

Programme(s)

Topic(s)

Funding Scheme

HORIZON-ERC-POC - HORIZON ERC Proof of Concept Grants

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Call for proposal

(opens in new window) ERC-2025-POC

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Host institution

UNIVERSIDADE DE COIMBRA
Net EU contribution
€ 150 000,00
Address
PACO DAS ESCOLAS
3004-531 Coimbra
Portugal
Activity type
Higher or Secondary Education Establishments
Links
Total cost
No data

Beneficiaries (1)