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Voltammetric vs. Potentiometric Sensing of Dopamine: Advantages and Disadvantages, Novel Cell Designs, Fundamental Limitations and Promising Options. / Muratova, I.S.; Kartsova, L.A.; Mikhelson, K.N.

в: Sensors and Actuators, B: Chemical, Том 208, 2015, стр. 900-906 .

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@article{d9efc2fa604a47079ffbf44489f235de,
title = "Voltammetric vs. Potentiometric Sensing of Dopamine: Advantages and Disadvantages, Novel Cell Designs, Fundamental Limitations and Promising Options",
abstract = "Advantages and disadvantages of voltammetric vs. potentiometric sensing of dopamine are discussed. The study is focused on the measurements in small sample volumes, rather than on the selectivity to dopamine. For the potentiometric sensing, a novel flow-through tubular unit is developed. For voltammetric measurements with bare gold and platinum electrodes, miniature cylinder cells with the volume of 200 mcl are developed. The CV and impedance data suggest that the dopamine diffusion to the elec-trode surface is the limiting stage of the whole electrode process which hinders measurements without stirring. It is shown that use of micro electrode arrays allows overpassing this limitation.",
keywords = "Dopamine Potentiometry Voltammetry Planar electrodes Micro-electrode arrays",
author = "I.S. Muratova and L.A. Kartsova and K.N. Mikhelson",
year = "2015",
doi = "10.1016/j.snb.2014.07.034",
language = "English",
volume = "208",
pages = "900--906 ",
journal = "Sensors and Actuators, B: Chemical",
issn = "0925-4005",
publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - Voltammetric vs. Potentiometric Sensing of Dopamine: Advantages and Disadvantages, Novel Cell Designs, Fundamental Limitations and Promising Options

AU - Muratova, I.S.

AU - Kartsova, L.A.

AU - Mikhelson, K.N.

PY - 2015

Y1 - 2015

N2 - Advantages and disadvantages of voltammetric vs. potentiometric sensing of dopamine are discussed. The study is focused on the measurements in small sample volumes, rather than on the selectivity to dopamine. For the potentiometric sensing, a novel flow-through tubular unit is developed. For voltammetric measurements with bare gold and platinum electrodes, miniature cylinder cells with the volume of 200 mcl are developed. The CV and impedance data suggest that the dopamine diffusion to the elec-trode surface is the limiting stage of the whole electrode process which hinders measurements without stirring. It is shown that use of micro electrode arrays allows overpassing this limitation.

AB - Advantages and disadvantages of voltammetric vs. potentiometric sensing of dopamine are discussed. The study is focused on the measurements in small sample volumes, rather than on the selectivity to dopamine. For the potentiometric sensing, a novel flow-through tubular unit is developed. For voltammetric measurements with bare gold and platinum electrodes, miniature cylinder cells with the volume of 200 mcl are developed. The CV and impedance data suggest that the dopamine diffusion to the elec-trode surface is the limiting stage of the whole electrode process which hinders measurements without stirring. It is shown that use of micro electrode arrays allows overpassing this limitation.

KW - Dopamine Potentiometry Voltammetry Planar electrodes Micro-electrode arrays

U2 - 10.1016/j.snb.2014.07.034

DO - 10.1016/j.snb.2014.07.034

M3 - Article

VL - 208

SP - 900

EP - 906

JO - Sensors and Actuators, B: Chemical

JF - Sensors and Actuators, B: Chemical

SN - 0925-4005

ER -

ID: 3923197