Articles with "ion concentration" as a keyword



Photogenerated Carrier Reconstructed Ion Concentration Gradients for Moisture Electricity Generators.

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Published in 2025 at "Advanced materials"

DOI: 10.1002/adma.202509043

Abstract: Although moisture electricity generators (MEG), which enable conversion of atmospheric moisture into electricity, have attracted great attention, the long‐term moisture absorption of MEG leads to the saturation of ion concentration gradient and the decreased ion… read more here.

Keywords: electricity; moisture electricity; electricity generators; ion concentration ... See more keywords

Investigating the Mechanism of Ion Concentration Polarization Within Nanofluidic Hydrogel Membranes: Experiment and Simulation

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Published in 2025 at "Advanced Materials Interfaces"

DOI: 10.1002/admi.202401018

Abstract: Ion concentration polarization (ICP) is an electrokinetic phenomenon observed near ion‐selective membranes in micro‐nanofluidic systems, affecting ion transport and localization. This process is essential for biosensing, desalination, energy storage, and electrochemical devices. This study combines… read more here.

Keywords: concentration polarization; localization; ion concentration; ion ... See more keywords

3D Correlative Imaging of Lithium Ion Concentration in a Vertically Oriented Electrode Microstructure with a Density Gradient

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Published in 2022 at "Advanced Science"

DOI: 10.1002/advs.202105723

Abstract: The performance of Li+ ion batteries (LIBs) is hindered by steep Li+ ion concentration gradients in the electrodes. Although thick electrodes (≥300 µm) have the potential for reducing the proportion of inactive components inside LIBs… read more here.

Keywords: ion concentration; electrode microstructure; ion; density ... See more keywords

Adsorption behavior of NH4+ and Mg2+ at kaolinite surfaces: Effect of the ion concentration, NH4+/Mg2+ mixing ratio, and layer charge

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Published in 2024 at "Asia-Pacific Journal of Chemical Engineering"

DOI: 10.1002/apj.3106

Abstract: The adsorption behavior of NH4+ and Mg2+ at kaolinite surfaces was investigated by using molecular dynamics (MD) simulations, considering the factors such as ion concentration, NH4+/Mg2+ mixing ratio, and layer charge of kaolinite. The results… read more here.

Keywords: nh4 mg2; adsorption; layer charge; surface ... See more keywords

Regeneration of Spent Culture Media for Sustainable and Continuous mAb Production via Ion Concentration Polarization

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Published in 2024 at "Biotechnology and Bioengineering"

DOI: 10.1002/bit.28888

Abstract: In modern bioprocessing, cell culture media is one of the most significant cost drivers, yet the nutrients and other critical factors in the media are often not fully utilized. With the renewed emphasis on reducing… read more here.

Keywords: spent culture; concentration polarization; culture media; culture ... See more keywords

Rapid pre‐concentration of Escherichia coli in a microfluidic paper‐based device using ion concentration polarization

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Published in 2019 at "ELECTROPHORESIS"

DOI: 10.1002/elps.201900303

Abstract: We report a microfluidic paper based analytical device implementing ion concentration polarization (ICP) for rapid pre‐concentration of Escherichia coli in water. The fabricated device consists of a paper channel with a Nafion® membrane and in‐built… read more here.

Keywords: concentration; ion concentration; microfluidic paper; device ... See more keywords

Electrokinetic stacking on paper-based analytical device by ion concentration polarization with ion exchange membrane interface

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Published in 2018 at "Microfluidics and Nanofluidics"

DOI: 10.1007/s10404-018-2071-3

Abstract: Ion concentration polarization (ICP) effect is an effective preconcentration method for charged species in microfluidic systems. In recent years, ICP has also been introduced in paper-based analytical device (PAD) to improve the detection sensitivity. In… read more here.

Keywords: exchange membrane; paper; ion concentration; ion ... See more keywords

Tutorial review: Enrichment and separation of neutral and charged species by ion concentration polarization focusing.

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Published in 2020 at "Analytica chimica acta"

DOI: 10.1016/j.aca.2020.06.021

Abstract: Ion concentration polarization focusing (ICPF) is an electrokinetic technique, in which analytes are enriched and separated along a localized electric field gradient in the presence of a counter flow. This field gradient is generated by… read more here.

Keywords: concentration polarization; ion concentration; polarization focusing; tutorial review ... See more keywords

Protein Charge and Ion Concentration Affect Protein Diffusion in the Prokaryotic Cytoplasm

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Published in 2017 at "Biophysical Journal"

DOI: 10.1016/j.bpj.2016.11.1311

Abstract: Contrary to eukaryotic cells, both bacteria and archaea (mostly) lack active cytoplasmic transport. The encounter rate between proteins in the cytoplasm thus depends (almost) exclusively on lateral diffusion. Previously, it was found that the cytoplasmic… read more here.

Keywords: protein; ion concentration; diffusion; charge ... See more keywords

Structural and magnetic investigations: Study of magnetocrystalline anisotropy and magnetic behavior of 0.1% Cu2+ substituted Ni–Zn ferrite nanoparticles

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Published in 2018 at "Ceramics International"

DOI: 10.1016/j.ceramint.2017.10.011

Abstract: Abstract Co-precipitated and 800 °C annealed Ni x Cu 0.1 Zn 0.9- x Fe 2 O 4 ( x = 0.5, 0.6, 0.7) ferrite nano particles were studied by X-ray diffraction, FTIR and FC–ZFC techniques. The… read more here.

Keywords: ion concentration; structural magnetic; concentration; magnetocrystalline anisotropy ... See more keywords

A multi-metal risk assessment strategy for natural freshwater ecosystems based on the additive inhibitory free metal ion concentration index.

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Published in 2017 at "Environmental pollution"

DOI: 10.1016/j.envpol.2017.01.053

Abstract: Scientifically sound risk assessment strategies and derivations of environmental quality standards for metals present in freshwater environments are currently hampered by insufficient chronic toxicity data collected from natural ecosystems, as well as inadequate information on… read more here.

Keywords: ion concentration; free metal; metal; metal ion ... See more keywords