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Nanotechnology Applications for Clean Water, 2nd Edition by Nora Savage, Jeremiah Duncan, Richard Sustich, Anita Street

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Chapter 9

Nanotechnology-Based Membranes for Water Purification

Eric M.V. Hoek1, Mary Theresa M. Pendergast1 and Asim K. Ghosh2,    1Department of Civil and Environmental Engineering and California NanoSystems Institute, University of California, Los Angeles, CA, USA,    2Desalination Division, Bhabha Atomic Research Centre, Trombay, Mumbai, India

Herein we present a critical review of nanotechnology-enabled materials touted as low-energy replacements for conventional reverse osmosis (RO) membranes in desalination and water reuse applications. Zeolite coatings promise a highly selective material that have the chemical, thermal, and mechanical stabilities of conventional ceramic membranes. Nanocomposite membranes exhibit up to three times higher ...

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