Business Week Europe dug into the the PowerShares Lux Nanotech ETF (PXN). Not only has the fund performed well out of the gates, but prospect look strong for future growth based on the widespread demand for the advances in this science. Components are broken down into two basic types of stocks: "nanotech specialists" and "end-use incumbents."

Lux Research, a nanotechnology research and advisory firm, estimates
that revenues from products using nanotechnology will increase to $2.6
trillion in 2014, equal to about 15% of global manufacturing output,
from $13 billion in 2004. By then, the firm believes nanotechnology
will be a routine part of everyday living.

See Businees Week Europe article.
More on nanotechnology from S&P

The opinions and forecasts expressed herein are solely those of Tom Lydon, and may not actually come to pass. Information on this site should not be used or construed as an offer to sell, a solicitation of an offer to buy, or a recommendation for any product.