Media report


2019

Superradiance from Lattice-Confined Atoms inside Hollow Core Fibre：Professor Hidetoshi Katori, Department of Applied Physics, and other researchers. (2019/11/20) . 【Link】 【Link】 【Link】

The magic wavelength of cadmium
A　newly discovered property of cadmium could lead to the most accurate clock ever： Professor Hidetoshi Katori, Department of Applied Physics, and other researchers (School of Engineering, The University of Tokyo) (2019/9/17) . 【Link】 【Link】 【Link】 【Link】 【Link】

The magic wavelength of cadmium　(EurekAlert!)(2019/9/14). 【Link】

How to build a clock that detects gravity (salon)(2019/8/4). 【Link】

Operational Magic Intensity for Sr Optical Lattice Clocks：Assistant Professor Ichiro Ushijima, Professor Hidetoshi Katori, Department of Applied Physics, and other researchers.(School of Engineering, The University of Tokyo) (2019/ 1/18) . 【Link】

Los relojes mas precisos del mundo tardan miles de millones de anos en atrasar un Segundo (La Brujula Verde) (2019/1/16). 【Link】

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2018

Optical clocks 'could detect gravitational waves' (SPIE) (2018/11/29). 【Link】

A brief history of timekeeping (Physics world) (2018/11/9). 【Link】

Einstein's Theory of Relativity Tested at Tokyo Skytree (BoingBoing) (2018/10/22). 【Link】

High-accuracy clocks testing time difference on Skytree (The Asahi Shimbun) (2018/10/15). 【Link】

Researchers to test Einstein's general theory of relativity at Tokyo Skytree (The Mainichi) (2018/10/7). 【Link】

Optical conveyor belt moves ultracold atoms into hollow optical fibre (Physics world) (2018/9/14). 【Link】

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2017
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2016

Atomuhren konnten vor Vulkanausbruchen warnen (Welt der physik) (2016/8/15). 【Link】

Why Do Physicists Want A 'Nuclear Clock'? (Forbes) (2016/5/17). 【Link】

Accelerating comparisons of ytterbium and strontium optical lattice clocks: Swift, ultra-precise measurements of frequency ratios may open new windows for science　（Japan Science and Technology Agency） (2016/3/1). 【Link】

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2015

Highly-precise comparison of mercury and strontium optical lattice clocks (UTokyo Research) (2015/6/24). 【Link】

Japan clocks to keep time for 16 billion years (THE TIMES OF INDIA) (2015/2/24). 【Link】

Japanese researchers build most accurate clocks in the world, able to keep time for 16 billion years (ABC NEWS) (2015/2/24). 【Link】

Japanese researchers built the most accurate clocks ever (BUSINESS INSIDER) (2015/2/23). 【Link】

Japan clocks keep time for 16 billion years (PHYSORG) (2015/2/23). 【Link】

Never be late again: Japan makes clocks which will keep time for 16 billion years (TRIBUNE) (2015/2/23). 【Link】

Japan's 'Cryogenic optical lattice' clocks keep time for 16 billion years (AL ARABIYA NEWS) (2015/2/23). 【Link】

Clock For the Ages Measures More Than Just Time (Wall Street Journal) (2015/2/10). 【Link】

Cool clocks pave the way to new measurements of the earth (RIKEN　News& Media) (2015/2/10). 【Link】

Rewinding the future of timekeeping Beyond time with the optical lattice clock (UTokyo FOCUS) (2015/2/10). 【Link】

Development of highly-precise optical lattice clocks successfully - a step towards future time standard (Japan Science and Technology Agency) (2015/2/10). 【Link】

The world's most accurate clock: Scientists create way of measuring time that loses one second every 16 BILLION year (Mail Online) (2015/2/9). 【Link】

A centimeter of time: Cryogenic clocks pave the way to new measurements (PHYSORG) (2015/2/9). 【Link】

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2014

A step forward to miniaturizing "optical lattice clocks" A technique allowing high-precision portable-clocks will open up clocks' new applications in the future. (Japan Science and Technology Agency) (2014/6/17). 【Link】

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2011

The Ultimate Clock (Science News) (2011/10/26). 【Link】

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