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Single-file transport of water molecules through a carbon nanotube

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TLDR
A continuous-time random-walk model is used to describe concerted transport through channels densely filled with molecules in a single-file arrangement, as also found in zeolites, as well as ion channels and aquaporins in biological membranes.
Abstract
Recent molecular dynamics simulations of water transport through the interior channel of a carbon nanotube in contact with an aqueous reservoir showed that conduction occurred in bursts with collective water motion. A continuous-time random-walk model is used to describe concerted transport through channels densely filled with molecules in a single-file arrangement, as also found in zeolites, as well as ion channels and aquaporins in biological membranes. Theoretical predictions for different collective properties of the single-file transport agree with the simulation results.

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Journal ArticleDOI

Chemistry of Carbon Nanotubes

TL;DR: Department of Materials Science, University of Patras, Greece, Theoretical and Physical Chemistry Institute, National Hellenic Research Foundation, and Dipartimento di Scienze Farmaceutiche, Universita di Trieste, Piazzale Europa 1, 34127 Triesteadays.
Journal ArticleDOI

Nanofluidics, from bulk to interfaces

TL;DR: This critical review will explore the vast manifold of length scales emerging for fluid behavior at the nanoscale, as well as the associated mechanisms and corresponding applications, and in particular explore the interplay between bulk and interface phenomena.
Journal ArticleDOI

Designing Carbon Nanotube Membranes for Efficient Water Desalination

TL;DR: It is shown that membranes incorporating carbon nanotubes can, in principle, achieve a high degree of desalination at flow rates far in excess of existing membranes.
Journal ArticleDOI

Osmotic water transport through carbon nanotube membranes

TL;DR: The observed flow rates are high, comparable to those through the transmembrane protein aquaporin-1, and are practically independent of the length of the nanotube, in contrast to predictions of macroscopic hydrodynamics.
Journal ArticleDOI

Molecular Origin of Fast Water Transport in Carbon Nanotube Membranes: Superlubricity versus Curvature Dependent Friction

TL;DR: A structural origin of this curvature dependence is highlighted, mainly associated with a curvature-induced incommensurability between the water and carbon structures, which supports the recent experiments reporting fast transport of water in nanometric carbon nanotube membranes.
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