In 2003, Milton Feng and his graduate students Walid Hafez and Jie-Wei Lai broke the record for the world's fastest transistor.
Reported in the January 5 issue of the journal Applied Physics Letters in 2004, Milton Feng and Nick Holonyak, the inventor of the first practical light emitting diode (LED) and the first semiconductor laser to operate in the visible spectrum, made the world's first light emitting transistor.