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Concentration polarization information


Concentration polarization is a term used in the scientific fields of electrochemistry and membrane science.

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Concentration polarization

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Concentration polarization is a term used in the scientific fields of electrochemistry and membrane science. In electrochemistry, concentration polarization...

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Polarization

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soft matter Polarization (electrochemistry), a change in the equilibrium potential of an electrochemical reaction Concentration polarization, the shift...

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Solid oxide fuel cell

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focus on the ohmic and concentration polarizations since high operating temperatures experience little activation polarization. However, as the lower...

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Ultrafiltration

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compared to microfiltration because of the small pore size membrane. Concentration polarization differs from fouling as it has no lasting effects on the membrane...

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Membrane technology

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This concentration gradient is created by molecules which cannot pass through the membrane. The effect is referred to as concentration polarization and...

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Optical rotation

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rotation, also known as polarization rotation or circular birefringence, is the rotation of the orientation of the plane of polarization about the optical axis...

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Nanofiltration

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from the membrane due to the concentration gradient (predominantly caused by diffusion.) Although concentration polarization is easily reversible, it can...

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Overpotential

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"diffusion overpotential" can refer to a concentration overpotential created by slow diffusion rates as well as "polarization overpotential", whose overpotential...

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Fluorescence polarization immunoassay

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the antigen is low in concentration, more tracer will be bound to the antibody resulting in a higher fluorescence polarization and vice versa. A conventional...

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Electrodeionization

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was developed in the early 1950s to eliminate or minimize the concentration polarization phenomenon present in electrolysis systems of the time. A patent...

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Memristor

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Nature article "The missing memristor found" because the impact of concentration polarization effects on the behavior of metal−TiO2−x−metal structures under...

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Specific rotation

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distance–concentration product, as the light passes through a sample of a compound in solution.: 2–65  Compounds which rotate the plane of polarization of a...

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Membrane fouling

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flux-pressure relation is due to concentration polarization. At low feed flow rate or with high feed concentration, the limiting flux situation is observed...

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Polarimeter

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sample's chiral properties such as the relative concentration of enantiomers present in the sample. Polarization by reflection was discovered in 1808 by Étienne-Louis...

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Menachem Elimelech

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osmosis and nanofiltration. He developed theories and models for concentration polarization in membrane separations, providing analytical expressions for...

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Electrodiffusiophoresis

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that experience concentration polarization due to, for instance, electrochemical reactions, see electrochemistry. There are concentration gradients in such...

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CIDNP

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CIDNP (chemically induced dynamic nuclear polarization), often pronounced like "kidnip", is a nuclear magnetic resonance (NMR) technique that is used to...

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Tafel equation

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at low values of polarization | η | ≃ 0 V {\displaystyle |\eta |\simeq 0V} . In such case, the dependence of current on polarization is usually linear...

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Electrokinetic remediation

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insoluble salt and other impurities that inhibit conductivity. Concentration polarization happens when hydrogen ions generated at the anode are attracted...

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Fluorescence anisotropy

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fluorescence polarization is the phenomenon where the light emitted by a fluorophore has unequal intensities along different axes of polarization. Early pioneers...

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Dielectric spectroscopy

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Atomic polarization is observed when the nucleus of the atom reorients in response to the electric field. This is a resonant process. Atomic polarization is...

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Saccharimeter

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measurement of refractive index (refractometer) or the angle of rotation of polarization of optically active sugars (polarimeter). Saccharimeters are used in...

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Social media

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potential impact is an increase in political polarization due to selective exposure. Political polarization is the divergence of political attitudes towards...

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Dielectric

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In a 2004 research paper, U.S. ARL researchers explored how small concentrations of acceptor dopants can dramatically modify the properties of ferroelectric...

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Heinz Gerischer

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(1992). Relating Concentration Polarizations and Electrode Potentials (Kaiser Wilhelm Inst. Berlin, 1951) “Concentration polarization due to the initial...

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