Nuclear clock transition

Built on

• First nuclear reactorRecorded · 1942requires
• Atomic clockRecorded · 1955enables
• Integrated circuitRecorded · 1958requires
• LaserRecorded · 1960enables
• Optical frequency combRecorded · 2000enables

Led to

• Self-stabilising nuclear clockRecorded · 2026enables
• Working nuclear clocksForecast · ~2035enables
• Nuclear clocks in orbitForecast · ~2048enables
• Second redefined on nuclear clocksForecast · ~2056enables
• Nuclear isomer batteriesForecast · ~2080enables

Sources & evidence

• Additional source

Dataset updated 2026-10-18. This individual record has not been separately re-reviewed.