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. 2010 Mar 1;10(3):1589–1598. doi: 10.3390/s100301589

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© 2010 by the authors; licensee Molecular Diversity Preservation International, Basel, Switzerland.

This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/3.0/).

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Figure 3. — Diesel particulate filter with opened channels. (a) Principle. (b) Photography of the original device with closed channels. (c) Photography of the device with 160 opened plugs.