Researchers push resonator frequency limit

Many researchers in microelectromechanical systems (MEMS) have focused on resonators -- tiny devices that vibrate at radio frequencies -- to replace quartz crystals and other oscillators and can be economically integrated directly into a silicon chip.

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<p><a href="http://www.physorg.com/news124725569.html">Researchers push resonator frequency limit</a></p> <p>Many researchers in microelectromechanical systems (MEMS) have focused on resonators -- tiny devices that vibrate at radio frequencies -- to replace quartz crystals and other oscillators and can be economically integrated directly into a silicon chip.</p>