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Nikkei
@r.nikkei.com
·
1 hour
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BREAKING NEWS
世界の「1秒」63年ぶり改定、島津製作所の時計活用へ 国際機関と提携
島津製作所と理化学研究所は、時間単位を管理する国際度量衡局と覚書を締結。2030年目標の「1秒」の長さの基準改定に向け、日本発の光格子時計の有用性を共同で実証する。川崎市の島津施設で調印式が行われた。光格子時計は現在のセシウム原子時計より格段に精度が高く、次世代インフラ基盤としても期待される。日経新聞が報じた。
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