Protons are subatomic particles with a positive electric charge. Proton translocation plays a significant role in natural phenomena and manmade technologies. But it remains challenging to control proton conduction and fabrication ...
A team of researchers affiliated with a host of institutions in China has developed a new class of proton-exchange membranes (PEMs) assembled from transition-metal phosphorus trichalcogenide nanosheets. In their paper published ...
Sharks, skates, and rays can detect very weak electric fields produced by prey and other animals using an array of unusual organs known as the ampullae of Lorenzini. Exactly how these electrosensory organs work has remained ...
Plants & Animals
May 13, 2016
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(PhysOrg.com) -- For catalysts in fuel cells and electrodes in batteries, engineers would like to manufacture metal films that are porous, to make more surface area available for chemical reactions, and highly conductive, ...
Nanomaterials
Apr 3, 2012
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0
Electrochemical devices such as fuel cells are becoming indispensable for new power generation technologies because they can efficiently produce renewable energy. Ceramic proton conductors can be used in many applications, ...
Analytical Chemistry
Dec 20, 2022
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64
The vanadium redox flow battery (VRFB) is a promising sustainable energy storage system. In a VRFB cell, an ion exchange membrane (IEM) is used to prevent formation of a cathode/anode short circuit and avoid electrolyte crossover ...
Nanomaterials
Nov 11, 2021
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45
Ionic conduction involves the movement of ions from one location to another inside a material. The ions travel through point defects, which are irregularities in the otherwise consistent arrangement of atoms known as the ...
Materials Science
May 2, 2019
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76
Scientists have developed a new class of crystalline porous organic salts with high proton conductivity for applications such as proton-exchange membranes for fuel cells. As reported in the journal Angewandte Chemie, polar ...
Materials Science
Apr 19, 2018
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9
Medical devices powered by synthetic proteins created from repeated sequences of proteins may be possible, according to materials science and biotechnology experts, who looked at material inspired by the proteins in squid ...
Materials Science
Feb 8, 2018
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20
As the world is moving towards more environment-friendly and sustainable sources of energy, fuel cells are receiving a lot of attention. The main advantage of fuel cells is that they use hydrogen, a clean fuel, and produce ...
Analytical Chemistry
Jul 18, 2022
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