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Latest Hong Koo Kim Stories

2012-07-02 13:44:37

Pitt nanoscientists suggest the use of vacuums to overcome the limits of conventional silicon-based semiconductor electronics With the advent of semiconductor transistors–invented in 1947 as a replacement for bulky and inefficient vacuum tubes–has come the consistent demand for faster, more energy-efficient technologies. To fill this need, researchers at the University of Pittsburgh are proposing a new spin on an old method: a switch from the use of silicon electronics back to...


Word of the Day
negawatt
  • A unit of saved energy.
Coined by Amory Lovins, chairman of the Rocky Mountain Institute as a contraction of negative watt on the model of similar compounds like megawatt.