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】


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】


2017

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】


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】


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】


2011

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