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Voltammetric behaviour of Rhodamine B at a screen-printed Carbon electrode and its trace determination in environmental water samples (2022)
Journal Article
Honeychurch, K. C. (2022). Voltammetric behaviour of Rhodamine B at a screen-printed Carbon electrode and its trace determination in environmental water samples. Sensors, 22(12), Article 4631. https://doi.org/10.3390/s22124631

The voltammetric behaviour of Rhodamine B was studied at a screen-printed carbon electrode (SPCE), by cyclic and differential pulse voltammetry. Cyclic voltammograms exhibited two reduction peaks (designated R1 and R2) generated from the reduction of... Read More about Voltammetric behaviour of Rhodamine B at a screen-printed Carbon electrode and its trace determination in environmental water samples.

Sensors for environmental monitoring and food safety (2022)
Journal Article
Honeychurch, K., & Piano, M. (2022). Sensors for environmental monitoring and food safety. Biosensors, 12(6), Article 366. https://doi.org/10.3390/bios12060366

In recent years, increasing interest has been focused on the development of sensors and biosensors for environmental and food analysis. This Special Issue is focused on the present state of the art and the future trends in this field. A total of eigh... Read More about Sensors for environmental monitoring and food safety.

Smartphone-based colorimetric determination of gamma-butyrolactone and gamma-hydroxybutyrate in alcoholic beverage samples (2022)
Journal Article
Procida, A., & Honeychurch, K. C. (in press). Smartphone-based colorimetric determination of gamma-butyrolactone and gamma-hydroxybutyrate in alcoholic beverage samples. Journal of Forensic Sciences, https://doi.org/10.1111/1556-4029.15042

Gamma-hydroxybutyrate (GBH) is a popular recreational drug. Its strong sedative and amnesic effects have led to drug-facilitated sexual assaults, poisonings, overdose, and death. As a result, legislation has restricted its availability leading to GHB... Read More about Smartphone-based colorimetric determination of gamma-butyrolactone and gamma-hydroxybutyrate in alcoholic beverage samples.

Determination of psychoactive drugs in air (2022)
Journal Article
Zambas-Adams, P., & Honeychurch, K. (2022). Determination of psychoactive drugs in air. Sci, 4(1), https://doi.org/10.3390/sci4010001

Understanding of the levels of psychoactive drugs in air is important for assessing both occupational and environmental exposure. Intelligence on the usage and manufacture of illegal drugs can also be gained. Environmental analysis and determination... Read More about Determination of psychoactive drugs in air.

Analytical approaches and trends in the determination of psychoactive drugs in air (2022)
Journal Article
Zambas-Adams, P., & Honeychurch, K. (2022). Analytical approaches and trends in the determination of psychoactive drugs in air. Sci, 4(1), https://doi.org/10.3390/sci4010001

Understanding of the levels of psychoactive drugs in air is important for assessing both occupational and environmental exposure. Intelligence on the usage and manufacture of illegal drugs can also be gained. Environmental analysis and determination... Read More about Analytical approaches and trends in the determination of psychoactive drugs in air.

Carbon nanotube (CNT)-based biosensors (2021)
Journal Article
Ferrier, D., & Honeychurch, K. C. (2021). Carbon nanotube (CNT)-based biosensors. Biosensors, 11(12), https://doi.org/10.3390/bios11120486

This review focuses on recent advances in the application of carbon nanotubes (CNTs) for the development of sensors and biosensors. The paper discusses various configurations of these devices, including their integration in analytical devices. Carbon... Read More about Carbon nanotube (CNT)-based biosensors.

Forensic electrochemical presumptive blood test based on the voltammetric behaviour of methylene blue and whole blood (2021)
Journal Article
Cook, S., & Honeychurch, K. C. (2021). Forensic electrochemical presumptive blood test based on the voltammetric behaviour of methylene blue and whole blood. Analytical Methods, 13(42), 4985-4993. https://doi.org/10.1039/d1ay01358k

The ability to identify the presence of blood residues is important in a number of fields, such as in the forensic and archaeological sciences. A number of tests presently exist; however, these suffer drawbacks, such as difficulties with the interpre... Read More about Forensic electrochemical presumptive blood test based on the voltammetric behaviour of methylene blue and whole blood.

Recent progress in screen-printed electrochemical sensors and biosensors for the detection of estrogens (2021)
Journal Article
Musa, A. M., Kiely, J., Luxton, R., & Honeychurch, K. C. (2021). Recent progress in screen-printed electrochemical sensors and biosensors for the detection of estrogens. Trends in Analytical Chemistry, 139, https://doi.org/10.1016/j.trac.2021.116254

Estrogens have become increasingly prevalent in environmental samples across the world, posing a serious threat to human health. They have received considerable public attention due to their harmful effect on the normal endocrine functions of humans... Read More about Recent progress in screen-printed electrochemical sensors and biosensors for the detection of estrogens.

Illicit drug contamination of the Bristol Pound local currency (2020)
Journal Article
Bowdler, P., Gale, E., Bryant, F., Codd, S., Hudd, S., Longden, R., …Honeychurch, K. C. (2020). Illicit drug contamination of the Bristol Pound local currency. Forensic Science International, 316, https://doi.org/10.1016/j.forsciint.2020.110469

Reports have shown the prevalence of the contamination of banknotes with a number of different drugs. These studies have focused on investigating drug contamination levels on currency which is either nationally or even international distributed. To p... Read More about Illicit drug contamination of the Bristol Pound local currency.

Extraction-free, direct determination of caffeine in microliter volumes of beverages by thermal desorption-gas chromatography mass spectrometry (2020)
Journal Article
Peng, X., Brown, M., Bowdler, P., & Honeychurch, K. C. (2020). Extraction-free, direct determination of caffeine in microliter volumes of beverages by thermal desorption-gas chromatography mass spectrometry. International Journal of Analytical Chemistry, 2020, 1-7. https://doi.org/10.1155/2020/5405184

An extraction-free method requiring microliter (μL) volumes has been developed for the determination of caffeine in beverages. Using a pyrolysis-gas chromatography mass spectrometry system, the conditions required for the direct thermal desorption-g... Read More about Extraction-free, direct determination of caffeine in microliter volumes of beverages by thermal desorption-gas chromatography mass spectrometry.

Cyclic voltammetric behaviour of 2,4-dinitrotoluene at a glassy carbon electrode (2020)
Journal Article
Honeychurch, K. (2020). Cyclic voltammetric behaviour of 2,4-dinitrotoluene at a glassy carbon electrode. Scholarly Community Encyclopedia, 2019,

This paper describes the development of a simple voltammetric method for the measurement of 2,4-dinitrotoluene (24DNT) at glassy carbon electrode (GCE). Initial investigations were undertaken using cyclic voltammetry to characterise the redox behavio... Read More about Cyclic voltammetric behaviour of 2,4-dinitrotoluene at a glassy carbon electrode.

Review of electroanalytical-based approaches for the determination of benzodiazepines (2019)
Journal Article
Honeychurch, K. C. (2019). Review of electroanalytical-based approaches for the determination of benzodiazepines. Biosensors, 9(4), https://doi.org/10.3390/bios9040130

The benzodiazepine class of drugs are characterised by a readily electrochemically reducible azomethine group. A number are also substituted by other electrochemically active nitro, N-oxide, and carbonyl groups, making them readily accessible to elec... Read More about Review of electroanalytical-based approaches for the determination of benzodiazepines.

Anodic stripping voltammetric determination of zinc at a 3-D printed carbon electrode (2019)
Presentation / Conference
Honeychurch, K. C., Rymansaib, Z., & Iravani, P. (2019, June). Anodic stripping voltammetric determination of zinc at a 3-D printed carbon electrode. Poster presented at 6th International Conference on Bio-Sensing Technology

• The possibility of a fully 3-D printing printed carbon nanofiber–graphite–polystyrene electrodes has been shown. • DPASV of Zn2+ showed stripping peaks, unaffected by other common heavy metals. • Conditions were optimised of the determination of... Read More about Anodic stripping voltammetric determination of zinc at a 3-D printed carbon electrode.

Trace voltammetric determination of lead at a recycled battery carbon rod electrode (2019)
Journal Article
Honeychurch, K. (2019). Trace voltammetric determination of lead at a recycled battery carbon rod electrode. Sensors, 19(4), https://doi.org/10.3390/s19040770

Carbon rod electrodes (CREs) were obtained from recycled zinc–carbon batteries and were used without further modification for the measurement of trace concentrations of lead (Pb). The electrochemical behavior of Pb at these electrodes in a variety of... Read More about Trace voltammetric determination of lead at a recycled battery carbon rod electrode.

Direct thermal desorption gas chromatographic determination of ethylene glycol in whole blood (2018)
Presentation / Conference
Robson, J., Townsend, S., Bowdler, P., & Honeychurch, K. C. (2018, June). Direct thermal desorption gas chromatographic determination of ethylene glycol in whole blood. Paper presented at Modern analytical pyrolysis approaches to research, innovation and industrial applications

Outline of talk Ethylene glycol Problems of analysis Our new approach Optimisation studies Analytical performance characteristics Analytical application Areas of future work Conclusions Acknowledgements

Electrochemical (bio) sensors for environmental and food analyses (2018)
Journal Article
Honeychurch, K. C., & Piano, M. (2018). Electrochemical (bio) sensors for environmental and food analyses. Biosensors, 8(3), 57. https://doi.org/10.3390/bios8030057

© 2018 by the authors. In recent years, great progress has been made in the development of sensors and biosensors to meet the demands of environmental and food analysis. In this Special Issue, the state of art and the future trends in the field of en... Read More about Electrochemical (bio) sensors for environmental and food analyses.

Direct thermal desorption gas chromatographic determination of toxicological relevant concentrations of ethylene glycol in whole blood (2018)
Presentation / Conference
Robson, J., Townsend, S., Bowdler, P., & Honeychurch, K. C. (2018, April). Direct thermal desorption gas chromatographic determination of toxicological relevant concentrations of ethylene glycol in whole blood. Paper presented at CRIB Annual Meeting 2018

Ethylene Glycol has been determined directly in whole blood using thermal desorption gas chromatography. Recoveries of between 84.8 % to 107 % were recorded, with corresponding %CV of between 1.7 % and 5.8 %. No extraction or derivatization steps w... Read More about Direct thermal desorption gas chromatographic determination of toxicological relevant concentrations of ethylene glycol in whole blood.

Anodic stripping voltammetric determination of zinc at a 3-D printed carbon nanofiber–graphite–polystyrene electrode using a carbon pseudo-reference electrode (2018)
Journal Article
Honeychurch, K. C., Rymansaib, Z., & Iravani, P. (2018). Anodic stripping voltammetric determination of zinc at a 3-D printed carbon nanofiber–graphite–polystyrene electrode using a carbon pseudo-reference electrode. Sensors and Actuators B: Chemical, 267, 476-482. https://doi.org/10.1016/j.snb.2018.04.054

© 2018 Elsevier B.V. The application of a novel fully 3-D printed carbon nanofiber–graphite–polystyrene electrode has been investigated for the trace determination of Zn2+ by differential pulse anodic stripping voltammetry. The possibility of utilisi... Read More about Anodic stripping voltammetric determination of zinc at a 3-D printed carbon nanofiber–graphite–polystyrene electrode using a carbon pseudo-reference electrode.

Direct thermal desorption gas chromatographic determination of toxicologically relevant concentrations of ethylene glycol in whole blood (2018)
Journal Article
Robson, J., Townsend, S., Bowdler, P., & Honeychurch, K. C. (2018). Direct thermal desorption gas chromatographic determination of toxicologically relevant concentrations of ethylene glycol in whole blood. Analyst, 143(4), 963-969. https://doi.org/10.1039/c7an02095c

© 2018 The Royal Society of Chemistry. A simple and rapid method involving thermal desorption gas chromatography (TD-GC) with flame ionisation detection has been successfully developed for the determination of ethylene glycol in whole blood. No sampl... Read More about Direct thermal desorption gas chromatographic determination of toxicologically relevant concentrations of ethylene glycol in whole blood.

Alpha-synuclein ferrireductase activity is detectible in vivo, is altered in Parkinson's disease and increases the neurotoxicity of DOPAL (2017)
Journal Article
McDowall, J. S., Ntai, I., Honeychurch, K. C., Hart, J. P., Colin, P., Schneider, B. L., & Brown, D. R. (2017). Alpha-synuclein ferrireductase activity is detectible in vivo, is altered in Parkinson's disease and increases the neurotoxicity of DOPAL. Molecular and Cellular Neuroscience, 85, 1-11. https://doi.org/10.1016/j.mcn.2017.08.001

© 2017 Elsevier Inc. The normal cellular role of α-synuclein is of potential importance in understanding diseases in which an aggregated form of the protein has been implicated. A potential loss or change in the normal function of α-synuclein could p... Read More about Alpha-synuclein ferrireductase activity is detectible in vivo, is altered in Parkinson's disease and increases the neurotoxicity of DOPAL.