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Improvement of potentiometric selectivity of ion-exchanger based membranes doped with co-exchanger : Origin of the effect. / Mikhelson, Konstantin N.; Lewenstam, Andrzej.

в: Sensors and Actuators, B: Chemical, Том 48, № 1-3, 30.05.1998, стр. 344-350.

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Mikhelson, Konstantin N. ; Lewenstam, Andrzej. / Improvement of potentiometric selectivity of ion-exchanger based membranes doped with co-exchanger : Origin of the effect. в: Sensors and Actuators, B: Chemical. 1998 ; Том 48, № 1-3. стр. 344-350.

BibTeX

@article{3c7613a56b8447f4a8f143158a053e09,
title = "Improvement of potentiometric selectivity of ion-exchanger based membranes doped with co-exchanger: Origin of the effect",
abstract = "A novel equation is derived to describe the electric potential and selectivity of membranes which contain ion-exchanger and some co-exchanger. Numeric simulation of the potentials and that of concentrations of species in the membranes allows elucidation of the origin of the co-exchanger effect on potentiometric selectivity. It is shown that the elimination of the diffusion potential due to addition of co-exchanger is the main source of the beneficial effect of such additives. Another important feature of these membranes is the stabilization of the concentration of free ion-exchanging sites and their excess relative to ions. As a result, the potentiometric selectivity of membranes doped with co-exchanger becomes proportional to the association selectivity of ion-exchanging sites.",
keywords = "Additives, Computer simulation, Exchanger, ISE, Selectivity",
author = "Mikhelson, {Konstantin N.} and Andrzej Lewenstam",
year = "1998",
month = may,
day = "30",
doi = "10.1016/S0925-4005(98)00069-0",
language = "English",
volume = "48",
pages = "344--350",
journal = "Sensors and Actuators, B: Chemical",
issn = "0925-4005",
publisher = "Elsevier",
number = "1-3",

}

RIS

TY - JOUR

T1 - Improvement of potentiometric selectivity of ion-exchanger based membranes doped with co-exchanger

T2 - Origin of the effect

AU - Mikhelson, Konstantin N.

AU - Lewenstam, Andrzej

PY - 1998/5/30

Y1 - 1998/5/30

N2 - A novel equation is derived to describe the electric potential and selectivity of membranes which contain ion-exchanger and some co-exchanger. Numeric simulation of the potentials and that of concentrations of species in the membranes allows elucidation of the origin of the co-exchanger effect on potentiometric selectivity. It is shown that the elimination of the diffusion potential due to addition of co-exchanger is the main source of the beneficial effect of such additives. Another important feature of these membranes is the stabilization of the concentration of free ion-exchanging sites and their excess relative to ions. As a result, the potentiometric selectivity of membranes doped with co-exchanger becomes proportional to the association selectivity of ion-exchanging sites.

AB - A novel equation is derived to describe the electric potential and selectivity of membranes which contain ion-exchanger and some co-exchanger. Numeric simulation of the potentials and that of concentrations of species in the membranes allows elucidation of the origin of the co-exchanger effect on potentiometric selectivity. It is shown that the elimination of the diffusion potential due to addition of co-exchanger is the main source of the beneficial effect of such additives. Another important feature of these membranes is the stabilization of the concentration of free ion-exchanging sites and their excess relative to ions. As a result, the potentiometric selectivity of membranes doped with co-exchanger becomes proportional to the association selectivity of ion-exchanging sites.

KW - Additives

KW - Computer simulation

KW - Exchanger

KW - ISE

KW - Selectivity

UR - http://www.scopus.com/inward/record.url?scp=0347649429&partnerID=8YFLogxK

U2 - 10.1016/S0925-4005(98)00069-0

DO - 10.1016/S0925-4005(98)00069-0

M3 - Article

AN - SCOPUS:0347649429

VL - 48

SP - 344

EP - 350

JO - Sensors and Actuators, B: Chemical

JF - Sensors and Actuators, B: Chemical

SN - 0925-4005

IS - 1-3

ER -

ID: 92360841