﹤ESG and Circular Economy、Green Energy, Power Saving﹥Tetracycline detection method and system thereof in water using a biochar sensor

National University of Kaohsiung /  Prof. Ching Yuan

 Pain Points Solved 

Key advantages of this technology include:

  • High sensitivity: The large surface area and electrical conductivity of biochar enhance the electrochemical signal response.

  • Rapid detection: Short testing times enable real-time or on-site monitoring.

  • Sustainable materials: The sensing material is made from recycled agricultural waste, supporting environmental sustainability and a circular economy.

  • Low-cost production: The simple fabrication process supports large-scale sensor production and wider adoption.

 Technology Introduction 

This technology uses a biochar-based sensor to detect tetracycline in water. Its core principle is to produce biochar from biomass through high-temperature pyrolysis and use it as the sensing material in a highly sensitive electrochemical sensor. When the sensor is applied to water containing tetracycline, it rapidly generates an electrochemical signal, which is then processed to determine the tetracycline concentration. The method is sensitive, fast, low-cost, and suitable for on-site use, making it applicable to water quality monitoring and the assessment of antibiotic pollution risks.

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 Application Examples 

Potential applications

  • Water quality and environmental monitoring: Survey antibiotic contamination in rivers, lakes, and reservoirs.

  • Aquaculture and livestock farming: Monitor antibiotic residues in aquaculture water to help ensure the safety of aquatic products.

  • Hospital and pharmaceutical wastewater management: Monitor tetracycline concentrations in wastewater to help prevent further environmental contamination.

  • Drinking water and wastewater treatment: Assess water quality and treatment effectiveness.

  • Environmental engineering and consulting: Support site investigations and pollution risk assessments.

 Related Links 

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 Patent Name and Number 

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 Industry-Academia / Tech Transfer Partner 

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 Honors and Awards  

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 Technical Contact  

Vivian Lee, Administrative Assistant 

National University of Kaohsiung
Tel: +886 7-5916639
Email: vivianlee@nuk.edu.tw