3 papers
physics.chem-ph2025
Modulation of Electroosmotic Flow through Short Nanopores by Charged Exterior Surfaces
Chao Zhang, Xiaomei Zhang, Hongwen Zhang +4
Electroosmotic flow (EOF) through nanoporous membranes has broad applications in micro- and nanofluidic systems, particularly in biomedical diagnostics and chemical analysis. The u…
cond-mat.soft2024
Ionic Selectivity of Nanopores: Comparison among Cases under the Hydrostatic Pressure, Electric Field, and Concentration Gradient
Chao Zhang, Mengnan Guo, Hongwen Zhang +3
The ionic selectivity of nanopores is crucial for the energy conversion based on nanoporous membranes. It can be significantly affected by various parameters of nanopores and the a…
physics.chem-ph2024
Modulation of ionic current rectification in short bipolar nanopores
Hongwen Zhang, Long Ma, Chao Zhang +1
Bipolar nanopores, with asymmetric charge distributions, can induce significant ionic current rectification (ICR) at ultra-short lengths, finding potential applications in nanoflui…