Results 21 to 30 of about 137,326 (296)

Fabrication of PEM Fuel Cell Bipolar Plates by Indirect SLS [PDF]

open access: yes, 2004
The paper presents a new manufacturing technique involving Selective Laser Sintering (SLS) for proton exchange membrane fuel cell (PEMFC) bipolar plate fabrication.
Bourell, David L.   +2 more
core   +1 more source

Investigation of Transport Processes through Ion-Exchange Membranes Used in the Production of Amines from Their Salts Using Bipolar Electrodialysis

open access: yesMembranes, 2022
The influence of the nature of amine solutions on the frequency spectrum of the electrochemical impedance of the bipolar membrane aMB-2m is investigated.
Tatyana Karpenko   +3 more
doaj   +1 more source

Quantification of Nematic Cell Polarity in Three-dimensional Tissues [PDF]

open access: yes, 2020
How epithelial cells coordinate their polarity to form functional tissues is an open question in cell biology. Here, we characterize a unique type of polarity found in liver tissue, nematic cell polarity, which is different from vectorial cell polarity ...
Brusch, Lutz   +11 more
core   +3 more sources

Neutralization of Industrial Water by Electrodialysis

open access: yesMembranes, 2021
The process of non-reagent adjustment of the pH of a NaCl solution (0.5 g/L) of different acidity was investigated by the method of bipolar electrodialysis on a device operating according to the K-system (concentration).
Oleksandr Petrov   +6 more
doaj   +1 more source

Real-time monitoring of proton exchange membrane fuel cell stack failure [PDF]

open access: yes, 2016
Uneven pressure drops in a 75-cell 9.5-kWe proton exchange membrane fuel cell stack with a U-shaped flow configuration have been shown to cause localised flooding.
Brandon, NP   +5 more
core   +2 more sources

Tin‐doped bismuth dendrites for highly efficient electrocatalytic reduction of CO2 by using bipolar membrane in ultrathin liquid reactor

open access: yesEcoMat, 2022
Electrochemical CO2 reduction reaction is a promising protocol to achieve a carbon‐neutral cycle. Herein, we report a general strategy to regulate the growth of Sn‐doped Bi dendritic electrode with numerous labyrinthine and porous channels to provide ...
Luwei Peng   +7 more
doaj   +1 more source

Factors Influencing the Formation of Salicylic Acid by Bipolar Membranes Electrodialysis

open access: yesMembranes, 2022
Salicylic acid is an intermediate product in the synthesis of dyes, medications and aspirin. An electrodialysis module has been constructed with commercial cationic, anionic and bipolar membranes for the conversion of sodium salicylate into salicylic ...
Juan Taumaturgo Medina-Collana   +3 more
doaj   +1 more source

Modelling single cell electroporation with bipolar pulse parameters and dynamic pore radii [PDF]

open access: yes, 2010
We develop a model of single spherical cell electroporation and simulate spatial and temporal aspects of the transmembrane potential and pore radii as an effect of any form of applied electric field.
Cree, Michael J.   +3 more
core   +2 more sources

Integration of monopolar and bipolar electrodialysis for valorization of seawater reverse osmosis desalination brines: Production of strong acid and base [PDF]

open access: yes, 2016
Water scarcity in the Mediterranean basin has been solved by using seawater desalination reverse osmosis technology (SWD-RO). This technology produces brine which is discharged back into the sea resulting in an environmental impact on marine ecosystems ...
Casas, Sandra   +4 more
core   +2 more sources

The Current Density on Electrosynthesis of Hydroxyapatite with Bipolar Membrane

open access: yesMATEC Web of Conferences, 2018
Synthesis of hydroxyapatite by electrochemical method was has been successfully done. The novelty of this research is used of the bipolar membrane to separate electrolysis chamber. The bipolar membrane is used to keep the cations still around the cathode
Nur Adrian   +6 more
doaj   +1 more source

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