Pairing lasers with microwaves makes mind-bogglingly accurate electronic clocks – a potential boon for GPS, cell phones and radar
Researchers have made some of the most accurate clocks imaginable in recent years, but the trick is harnessing those clocks to electronics. Using lasers to tune microwaves bridges the gap.
Franklyn Quinlan, Physicist, National Institute of Standards and Technology
• conversation
May 22, 2020 • ~7 min
May 22, 2020 • ~7 min
Tags: physics astronomy dark-matter gravity laser gps cell-phones microwave black-holes metrology radar power-grid atomic-clocks frequency
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