Abstract
Previous molecular dynamics (MD) studies have suggested relationships that fail to predict the measurements of water flow through membranes of carbon nanotubes (CNTs). Through MD simulations of water transport over a flow rate range much wider than ever reported (0.002-1,400m/s) and use of flexible boundary condition, we discover a universal phenomenological logarithmic relationship between the CNT-water friction stress and flow rate, which is independent on tube chiralities, size and wetting properties. This logarithmic relationship is quantitatively in good agreement with the experimental observations. It thus provides a new basis for understanding the mechanisms of liquid slip at atomically smooth surfaces.
| Original language | English |
|---|---|
| Title of host publication | ICONN 2010 - Proceedings of the 2010 International Conference on Nanoscience and Nanotechnology |
| Publisher | IEEE, Institute of Electrical and Electronics Engineers |
| Pages | 392-395 |
| Number of pages | 4 |
| ISBN (Print) | 9781424452620 |
| DOIs | |
| Publication status | Published - 2010 |
| Event | International Conference on Nanoscience and Nanotechnology (ICONN) 2010 - Sydney, Australia Duration: 22 Feb 2010 → 26 Feb 2010 Conference number: 3rd |
Conference
| Conference | International Conference on Nanoscience and Nanotechnology (ICONN) 2010 |
|---|---|
| Abbreviated title | ICONN 2010 |
| Country/Territory | Australia |
| City | Sydney |
| Period | 22/02/10 → 26/02/10 |
Keywords
- Carbon nanotubes
- Molecular dynamics simulation
- Water transportation
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