Applied Materials
Ticker: AMAT
P/E: 9.4
Dividend yield: 2.2%

The dominant semiconductor equipment supplier to companies like Intel is expanding into energy-efficient technologies, such as solar-power-cell equipment and light-emitting diodes -- markets expected to boom in a world with scarcer resources. Applied Material's stock trades for a fraction of the valuation of its green-tech competitors.

Last updated May 26 2011: 6:49 AM ET

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