Molecular Filters

From: Spudboy100@aol.com
Date: Mon Mar 17 2003 - 10:38:58 MST

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    http://www.sciencedaily.com/releases/2003/03/030317074038.htm

    I wonder if these filters could separate H² from Water?

    <<Imagine a mask that could allow a person to breathe the oxygen in the air
    without the risk of inhaling a toxic gas, bacterium or even a virus.
    Effectively filtering different kinds of molecules has always been difficult,
    but a new process by researchers at the University of Rochester may have
    paved the way to creating a new kind of membrane with pores so fine they can
    separate a mixture of gases. Industries could use these types of membranes
    for extracting hydrogen from other gases for fuel cells that will power the
    next generation of automobiles.

    Mathew Yates, assistant professor of chemical engineering, is developing a
    new way to make molecular sieves--crystals with holes so small that they can
    discriminate between large and small molecules. Many such crystals exist and
    are used regularly in industry and laboratories, but Yates's crystals may be
    able to be properly aligned and brought together into a sheet, which would
    dramatically expand their possible uses.>>

        
        



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