Web13 mrt. 2006 · ABSTRACT Modern track-etching methods allow the preparation of membranes containing a single charged conical nanopore that shows high ionic … Web23 apr. 2024 · The membrane-scale heterogeneous 2D nanofluidic devices with electrokinetically controlled asymmetric proton flow provide a facile and general strategy for potential applications in biomimetic energy conversion and chemical sensing. Keywords: 2D layered materials; energy conversion; ionic rectification; nanofluidics; proton transport.

Ion transport and current rectification in a charged conical nanop…

Web4 nov. 2024 · In nanopores of less than ∼10 nm in diameter, counterions dominate ionic current, which is always promoted obviously by the convective effect of EOF. In the diameter range from ∼10 to ∼30 nm, strong EOF induces ion concentration polarization or ion depletion inside nanopores, which causes significant decreases in ionic current. Web20 feb. 2024 · Ions, Nanochannels, Nanopores Abstract Originating from the ionic concentration polarization, ionic current rectification (ICR) is closely related to ion … early college high school online

Ionic Current Rectification: A Result of the Series Connection of ...

Web10 mrt. 2024 · The FE OS fulfill the key capabilities of nanochannels in osmotic energy conversion and biosensing and bring new features: (1) increase of ionic selectivity but no obvious change in resistance... Web18 feb. 2024 · Ion current rectification is one of the key parameters in the study of artificial ion channels. 34–38 Typically, ion current rectification can be realized by channels with asymmetric surface charges, structures or electrolyte concentrations. 39,40 In order to realize the asymmetry of the channel, previous reports mainly focused on the various … Web14 apr. 2014 · Rectification of nanopores has been found to depend on the pore opening diameter and distribution of surface charges on the pore walls as well as pore geometry. … early doctors in black robes masks