NREL achieves solar-electric record

The measurement of 16.4 percent efficiency bested the previous threshold of 15.8 percent efficiency for a cadmium telluride cell – a record that has stood since 1992. The efficiency of a solar cell is calculated as the percentage of available sunlight the device converts into electricity.

PURCHASE, N.Y., April 24, 2001 — Some 500 Houston-area households will soon be part of an energy-saving pilot program that enables consumers to control their thermostats via the Internet.

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