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Electrochemical (bio) sensors go green
Pramod K Kalambate1, Zhixiang Rao1, Dhanjai2
1State Key Laboratory of Materials Processing and Die & Mould Technology, School of Materials Science and Engineering, Huazhong University of Science and Technology, Wuhan, Hubei, 430074, PR China.
Biosensors & Bioelectronics
|June 23, 2020
Summary
Green electrochemical biosensors offer sensitive disease diagnosis and environmental monitoring using sustainable materials. This review explores eco-friendly sensor designs, minimizing hazardous waste for a healthier planet.
Area of Science:
- Electrochemistry
- Biosensing
- Green Chemistry
Background:
- Electrochemical (bio)sensors are vital for detecting analytes in diverse fields like medicine, industry, and environmental science.
- The development of 'green' sensing platforms is crucial for sustainable practices, reducing toxic reagents and chemical waste.
- Green electrochemical sensors utilize biodegradable and sustainable materials, aligning with environmental consciousness.
Purpose of the Study:
- To review green electrochemical (bio)sensors and their applications.
- To highlight the benefits of green sensors, including biodegradability, non-toxicity, and cost-effectiveness.
- To discuss challenges and opportunities in fabricating sustainable electrochemical sensing platforms.
Main Methods:
- Review of literature on green electrochemical (bio)sensors.
- Categorization of sensors based on materials (natural, nanomaterials synthesized via green methods, green solvents).
- Analysis of electrochemical performance and benefits of various green sensor types.
Main Results:
- Green sensors can be fabricated using natural materials (paper, clay, zeolites, biowastes), green-synthesized nanomaterials, or green solvents (ionic liquids, deep eutectic solvents).
- These sensors demonstrate excellent electrochemical performance, offering advantages like biodegradability, non-toxicity, sustainability, and cost-effectiveness.
- The review covers their application in quantifying various target analytes.
Conclusions:
- Green electrochemical (bio)sensors represent a significant advancement in sustainable analytical chemistry.
- Further research is needed to address challenges and unlock opportunities for widespread adoption.
- These eco-friendly sensors offer a promising future for sensitive and sustainable detection methods.
Keywords:
Clay modifiersDisposable sensorsGreen chemistryGreen sensorsGreen solventsPaper-based sensorsSustainable materials
