amperometry


Also found in: Medical.

amperometry

[‚am·pə′rä·me·trē]
(physical chemistry)
Chemical analysis by techniques which involve measuring electric currents.
References in periodicals archive ?
Some of the analysis reports to determine MTD in pharmaceutical formulations are reflectance spectroscopy [3], titrimetry [5, 6], fluorimetry [7], kinetics measurements [8], amperometry [9], gas chromatography [10], high-performance liquid chromatography (HPLC) [11], chemiluminescence [12], voltammetry [13] and spectrophotometry [14, 15].
Electrochemical sensing of total antioxidant capacity and polyphenol content in wine samples using amperometry online-coupled with microdialysis," Journal of Agricultural and Food Chemistry, vol.
The topics include cortical colinergetic transients for cue detection and attentional mode shifts, quantitative chemical measurements of vesicular transmitters with single-cell amperometry and electrochemical cytometry, coupling voltammetry with optogenetics to reveal axonal control of dopamine transmission by striatal acetycholine, characterizing neuropeptide release from isolated cells to intact animals, and improving the chronic intracortical electrode recording function.
In biomedicine and food industry known is the electrochemical method of catalase-positive microorganisms' detection and identification, developed on the EIA and amperometry basis for highsensitivity enzymes detection [10].
Tessema, "Determination of phenol and chlorophenols at single-wall carbon nanotubes/poly(3,4-ethylenedioxythiophene) modified glassy carbon electrode using flow injection amperometry," ISRN Analytical Chemistry, vol.
Double layer capacitance effects can lead to increased background signals in amperometry, lowering S/N.
2] partial pressure ([MATHEMATICAL EXPRESSION NOT REPRODUCIBLE IN ASCII]) is measured by amperometry on the blood gas instrument and should not be affected by the hemoglobin status.
Amperometry studies (Figure 8) show that the catalytic activity of E1 and E2 are better than that of C-felt/Pt for 2-Propanol oxidation.
Services include GPC, refractive index, UV, fluorescence, ELS, conductivity, amperometry, and diode-array detection.
Additionally, the Dionex ICS-3000 ion chromatographic (IC) system has conductivity, amperometry and UV detectors.
Various electrodeposited conducting polymers have been utilized to modify working electrodes in amperometry and voltammetry in order to use them in enantioselective uptake studies.