Abstract
In recent years, chemical sensors have shown the potential to provide rapid, accurate, and on-site quantitative detection of analytes, but current methods often require specialised equipment. In this study, a novel dye-sensitised solar cell (DSSC) based sensor is reported for convenient detection of tert-butylhydroquinone (TBHQ) in drinking water. The sensor consists of a gold nanoparticle (AuNP) solution based unit that responds to the concentration of TBHQ and produces an electrical signal change via an integrated DSSC based transducer component. Through analysing the current signal generated by the DSSC sensor, the quantity of TBHQ in an unknown sample can be achieved. Finite difference time domain (FDTD) simulation has been used to explain the relationship between the particle morphologies and optical properties of AuNPs. This work offers a novel strategy of developing portable sensors without needing any scientific instrument. © 2023 Elsevier B.V.
| Original language | English |
|---|---|
| Article number | 135123 |
| Journal | Sensors and Actuators B: Chemical |
| Volume | 403 |
| Online published | 19 Dec 2023 |
| DOIs | |
| Publication status | Published - 15 Mar 2024 |
Funding
Xianfeng Chen and Elham Hosseini-Beheshti would like to acknowledge the support of the University of Sydney – University of Edinburgh Partnership Collaboration Awards and Royal Society of Edinburgh Scottish Asia Partnerships HIgher education REsearch Fund (SAPHIRE) (2940). Elham Hosseini-Beheshti also acknowledges the Dust Diseases Board competitive grant. The views expressed herein are those of the authors and are not necessarily those of iCare or the Dust Diseases Board..
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 7 Affordable and Clean Energy
Research Keywords
- Chemical sensor
- Colourimetry
- Gold nanoparticles
- Solar cell based sensor
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