A New Architecture for Miniaturization of Atomic Clocks Exploiting a Piezoelectric-Thin-Film Vibration From a rack-mount system toward a microchip | Tokyo Tech News | Tokyo Institute of Technology
Commercial space Chip Scale Atomic Clock module is radiation tolerant
CANADUINO 60kHz WWVB Atomic Clock Receiver - Compatible with MSF and JJY60: Amazon.com: Industrial & Scientific
Atomic Clocks | Microchip Technology
Is That an Atomic Clock in Your Pocket?
Chinese atomic clock trio bound for Tiangong space station in boost to GPS, dark matter probes | South China Morning Post