Search Results - "Fielden, P. R."

A microband lactate biosensor fabricated using a water-based screen-printed carbon ink by Rawson, F.J., Purcell, W.M., Xu, J., Pemberton, R.M., Fielden, P.R., Biddle, N., Hart, J.P.

“…The present study demonstrated for the first time that screen-printed carbon microband electrodes fabricated from water-based ink can readily detect H 2O 2 and…”
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Numerical and experimental study of a droplet-based PCR chip by Mohr, S., Zhang, Y.-H., Macaskill, A., Day, P. J. R., Barber, R. W., Goddard, N. J., Emerson, D. R., Fielden, P. R.

“…A two-temperature continuous-flow polymerase chain reaction (PCR) polymer chip has been constructed that takes advantage of droplet technology to avoid sample…”
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Fabrication and characterisation of novel screen-printed tubular microband electrodes, and their application to the measurement of hydrogen peroxide by Rawson, F.J., Purcell, W.M., Xu, J., Cowell, D.C., Fielden, P.R., Biddle, N., Hart, J.P.

“…A new method of using screen-printed carbon electrodes (SPCEs) incorporating the electrocatalyst cobalt phthalocyanine (CoPC) for the manufacture of tubular…”
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Disposable Injection-Moulded Cell-on-a-Chip Microfluidic Devices with Integrated Conducting Polymer Electrodes for On-Line Voltammetric and Electrochemiluminescence Detection by Naseri, N. Gharib, Baldock, S. J., Economou, A., Goddard, N. J., Fielden, P. R.

“…This work reports the construction and characterization of plastic electrochemical micro‐flow‐cells with integrated injection‐moulded polymer electrodes. The…”
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A novel reagentless glutamate microband biosensor for real-time cell toxicity monitoring by Hughes, G., Pemberton, R.M., Fielden, P.R., Hart, J.P.

“…A reagentless glutamate biosensor was applied to the determination of glutamate released from liver hepatocellular carcinoma cells (HepG2) in response to toxic…”
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Novel variable volume injector for performing sample introduction in a miniaturised isotachophoresis device by Baldock, S.J, Fielden, P.R, Goddard, N.J, Kretschmer, H.R, Prest, J.E, Treves Brown, B.J

“…A microdevice design furnished with a novel sample injector, capable of delivering variable volume samples, for miniaturised isotachophoretic separations is…”
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A Reagentless, Screen-Printed Amperometric Biosensor for the Determination of Glutamate in Food and Clinical Applications by Hughes, G, Pemberton, R M, Fielden, P R, Hart, J P

“…A reagentless biosensor has been successfully developed to measure glutamate in food and clinical samples. The enzyme, glutamate dehydrogenase (GLDH) and the…”
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Selective determination of Ni(II) and Co(II) by flow injection analysis and adsorptive cathodic stripping voltammetry on a wall jet mercury film electrode by Economou, A, Fielden, P.R

“…Ni(II) and Co(II) have been determined simultaneously by means of adsorptive cathodic stripping voltammetry (AdCSV) in a computerised flow injection system…”
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Development of a novel reagentless, screen-printed amperometric biosensor based on glutamate dehydrogenase and NAD+, integrated with multi-walled carbon nanotubes for the determination of glutamate in food and clinical applications by Hughes, G., Pemberton, R.M., Fielden, P.R., Hart, J.P.

“…•First report on the fabrication of a reagentless amperometric glutamate biosensor using MWCNT's.•High reproducibility, low cost due to screen printing and…”
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A versatile sample injection system for miniaturised isotachophoresis devices by Baldock, S.J., Fielden, P.R., Goddard, N.J., Kretschmer, H.R., Prest, J.E., Brown, B.J. Treves

“…A variable-volume sample injector design is presented and evaluated for performing sample introduction protocols for carrying out miniaturised isotachophoresis…”
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Integrated moulded polymer electrodes for performing conductivity detection on isotachophoresis microdevices by Baldock, S.J, Fielden, P.R, Goddard, N.J, Prest, J.E, Treves Brown, B.J

“…The feasibility of using integrated injection moulded polymer electrodes as drive and detection electrodes for performing miniaturised isotachophoresis (ITP)…”
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A Study of the Determination of Cu(II) by Anodic Stripping Voltammetry on a Novel Nylon/Carbon Fiber Electrode by Mylonakis, A., Economou, A., Fielden, P. R., Goddard, N. J., Voulgaropoulos, A.

“…In this work we report a new electrode material formed by injection‐moulding of a conducting polymer consisting of carbon fibers in a Nylon matrix. This…”
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Applications, potentialities and limitations of adsorptive stripping analysis on mercury film electrodes by Economou, A., Fielden, P.R.

“…This article reviews the field of adsorptive stripping analysis (AdSA) on mercury film electrodes (MFEs). Mercury thin films deposited on conductive substrates…”
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Development of a green fluorescent protein reporter for a yeast genotoxicity biosensor by Billinton, N, Barker, M.G, Michel, C.E, Knight, A.W, Heyer, W.-D, Goddard, N.J, Fielden, P.R, Walmsley, R.M

“…A reporter system, constructed for a laboratory screen for new genes involved in DNA repair in the brewer's yeast Saccharomyces cerevisiae, has been developed…”
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Microwave bonding of poly(methylmethacrylate) microfluidic devices using a conductive polymer by Holmes, R.J., McDonagh, C., McLaughlin, J.A.D., Mohr, S., Goddard, N.J., Fielden, P.R.

“…Component binding within microfluidic devices is a problem that has long been seeking a solution. In this investigation, the use of microwave radiation to seal…”
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The determination of aqueous ammonia by ion mobility spectrometry by Przybylko, A.R.M., Thomas, C.L.P., Anstice, P.J., Fielden, P.R., Brokenshire, J., Irons, F.

“…A novel aqueous ammonia analyzer, based on an ion mobility spectrometer (IMS) is described. Ammonia is thermally purged from an aqueous sample stream into the…”
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Wiener filtering of electroanalytical data by means of fast Fourier transform by Economou, A., Fielden, P.R., Packham, A.J.

“…Stripping electroanalytical techniques, in spite of their high sensitivity, usually suffer from poor signal-to-noise ratios. Both the numerical values of the…”
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Data Smoothing in Stripping Voltammetry by Simplex Function Fitting by Economou, A., Fielden, P. R., Packham, A. J.

“…Stripping voltammetry (SV), in common with all trace voltammetric analytical techniques, suffers from poor signal-to-noise (S/N) ratios due to external…”
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Residence time model for assessing liquid-liquid extraction systems by Przybylko, A.R.M., Thomas, C.L.P., Fielden, P.R.

“…A model based on the residence time of solvent in the extraction system may be used to describe the dynamic operation of a continuous liquid-liquid extractor…”
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The design, development and application of electrochemical glutamate biosensors by Hughes, G., Pemberton, R.M., Fielden, P.R., Hart, J.P.

“…•Fabrication methods and performance of electrochemical glutamate biosensors are compared.•Two main categories have been identified based on oxidase and…”
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