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Advances in Physical Chemistry
Volume 2014 (2014), Article ID 935854, 12 pages
Sorption of Ammonium Ions onto Natural and Modified Egyptian Kaolinites: Kinetic and Equilibrium Studies
Physical Chemistry Department, Laboratory of Surface Chemistry and Catalysis, National Research Center, Dokki, Cairo 12622, Egypt
Received 26 December 2013; Revised 20 March 2014; Accepted 31 March 2014; Published 24 April 2014
Academic Editor: Taicheng An
Copyright © 2014 Ola I. El-Shafey et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
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