Ruthenium dioxide nanoparticles as a high-capacity transducer in solid-contact polymer membrane-based pH-selective electrodes
Sign Up to like & getrecommendations! Published in 2019 at "Mikrochimica Acta"
DOI: 10.1007/s00604-019-3830-x
Abstract: A new approach is presented for the design of ion selective electrodes. Ruthenium dioxide nanoparticles were incorporated into solid-contact electrodes, and their properties were studied for the case of pH-selective electrodes. The use of the… read more here.
Keywords: ruthenium; ruthenium dioxide; selective electrodes; solid contact ... See more keywords
Characterization of nano-layered solid-contact ion selective electrodes by simultaneous potentiometry and quartz crystal microbalance with dissipation.
Sign Up to like & getrecommendations! Published in 2020 at "Analytica chimica acta"
DOI: 10.1016/j.aca.2020.06.044
Abstract: Nano-layered solid-contact potassium-selective electrodes (K+-ISEs) were explored as model ion-selective electrodes for their practical use in clinical analysis. The ultra-thin ISEs ought to be manufactured in a highly reproducible manner, potentially making them suitable for… read more here.
Keywords: selective electrodes; layered solid; ion selective; ion ... See more keywords
Quantitative determination of dextran sulfate and pentosan polysulfate and their binding with protamine using chronopotentiometry with polyion-selective electrodes.
Sign Up to like & getrecommendations! Published in 2021 at "Analytica chimica acta"
DOI: 10.1016/j.aca.2021.338208
Abstract: We report for the first time a chronopotentiometric measurement of polyanions based on localized ion depletion at the sample/membrane interface at a characteristic transition time τ, using polymer membrane polyanion-selective electrodes. Chronopotentiometric transduction of polyions… read more here.
Keywords: protamine; selective electrodes; transition time; time ... See more keywords
Comparative enzymatic studies using ion-selective electrodes. The case of cholinesterases.
Sign Up to like & getrecommendations! Published in 2018 at "Talanta"
DOI: 10.1016/j.talanta.2017.12.029
Abstract: The application of traditional ion-selective electrodes for comparative enzymatic analysis was demonstrated for the first time in this study. A kinetic-potentiometric method based on the monitoring of the concentration of the ionic substrate involved in… read more here.
Keywords: comparative enzymatic; selective electrodes; enzymatic studies; ion selective ... See more keywords
Calcium-selective electrodes based on photo-cured polyurethane-acrylate membranes covalently attached to methacrylate functionalized poly(3,4-ethylenedioxythiophene) as solid-contact.
Sign Up to like & getrecommendations! Published in 2018 at "Talanta"
DOI: 10.1016/j.talanta.2018.04.056
Abstract: We report here the fabrication of solid-contact calcium-selective electrodes (Ca2+-SCISEs) made of a polyurethane acrylate ion-selective membrane (ISM) that was covalently attached to the underlying ion-to-electron transducer (solid-contact). Methacrylate-functionalized poly(3,4-ethylenedioxythiophene) (Meth-PEDOT) and Meth-PEDOT films containing… read more here.
Keywords: polyurethane acrylate; calcium selective; selective electrodes; solid contact ... See more keywords
3D-Drawn Supports for Ion-Selective Electrodes
Sign Up to like & getrecommendations! Published in 2022 at "Analytical Chemistry"
DOI: 10.1021/acs.analchem.1c05431
Abstract: A new concept of easy to make, potentially disposable potentiometric sensors is presented. A thermoprocessable carbon black-loaded, electronically conducting, polylactide polymer composite was used to prepare substrate electrodes of user’s defined shape/arrangement applying a 3D… read more here.
Keywords: ion selective; chemistry; supports ion; drawn supports ... See more keywords
Unconditioned Symmetric Solid-Contact Electrodes for Potentiometric Sensing.
Sign Up to like & getrecommendations! Published in 2022 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.2c01728
Abstract: In potentiometric sensing, the preparation of the electrodes preceding a measurement is often the most time-consuming step. Eliminating the conditioning process can significantly speed up the preparation procedure, but it can also compromise the need… read more here.
Keywords: solid contact; unconditioned symmetric; potentiometric sensing; contact ... See more keywords
Solution-Printable PEDOT Solid-Contact for Nitrate-Selective Electrodes: Enhanced Selectivity from Anion Dopant Exchange.
Sign Up to like & getrecommendations! Published in 2022 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.2c02119
Abstract: Poly(3,4-ethylenedioxythiophene)-polyethylene glycol (PEDOT:PEG) is a conductive material adopted in bioelectronics due to its biocompatibility and stability. While PEDOT has established its utility in cationic solid-contact ion-selective electrodes (sc-ISEs), its anionic counterpart remains less explored. Herein,… read more here.
Keywords: solid contact; exchange; selective electrodes; selectivity ... See more keywords
Robust Solid-Contact Ion Selective Electrodes for High-Resolution In Situ Measurements in Fresh Water Systems
Sign Up to like & getrecommendations! Published in 2017 at "Environmental Science and Technology Letters"
DOI: 10.1021/acs.estlett.7b00130
Abstract: Biogeochemical processes are often confined to very narrow zones in aquatic systems. Therefore, highly resolved in situ measurements are required to study these processes. Potentiometric solid-contact ion selective electrodes (SC-ISEs) are promising tools for such… read more here.
Keywords: contact ion; situ measurements; selective electrodes; ion selective ... See more keywords
H+-Selective Electrodes Based on Amine-Type Ionophores: Generalized Theory and A Priori Quantification of Lower and Upper Detection Limits.
Sign Up to like & getrecommendations! Published in 2023 at "ACS sensors"
DOI: 10.1021/acssensors.3c00417
Abstract: A critical analysis of the known theories of functioning of H+-selective electrodes (H+-SEs) based on neutral amine-type carriers is given. A model of specific ion association is proposed, according to which, in membranes plasticized with… read more here.
Keywords: lower upper; detection; selective electrodes; amine type ... See more keywords
Severe Underestimation of Serum Na following IVIG Treatment
Sign Up to like & getrecommendations! Published in 2018 at "Laboratory Medicine"
DOI: 10.1093/labmed/lmy025
Abstract: Current chemistry analyzers measure ion concentration using ion- selective electrodes; however, may differ in the specific technology at the bedside versus the central laboratory. Instruments utilized for point-of-care testing (POCT) at the bedside use direct… read more here.
Keywords: point care; selective electrodes; central laboratory; ion selective ... See more keywords