is a

Japanese Japanese may refer to: * Something from or related to Japan, an island country in East Asia * Japanese language, spoken mainly in Japan * Japanese people, the ethnic group that identifies with Japan through ancestry or culture ** Japanese diaspor ...

researcher known for discovering

lithium cobalt oxide Lithium cobalt oxide, sometimes called lithium cobaltateA. L. Emelina, M. A. Bykov, M. L. Kovba, B. M. Senyavin, E. V. Golubina (2011), "Thermochemical properties of lithium cobaltate". ''Russian Journal of Physical Chemistry'', volume 85, issue ...

(LiCoO) and related materials for the

lithium-ion battery A lithium-ion or Li-ion battery is a type of rechargeable battery which uses the reversible reduction of lithium ions to store energy. It is the predominant battery type used in portable consumer electronics and electric vehicles. It also se ...

(Li-ion battery). He was affiliated with the

University of Tokyo , abbreviated as or UTokyo, is a public research university located in Bunkyō, Tokyo, Japan. Established in 1877, the university was the first Imperial University and is currently a Top Type university of the Top Global University Project by ...

, before he went on to work for

Toshiba , commonly known as Toshiba and stylized as TOSHIBA, is a Japanese multinational conglomerate corporation headquartered in Minato, Tokyo, Japan. Its diversified products and services include power, industrial and social infrastructure system ...

Early career

Koichi Mizushima was trained as a physicist at the

and received a PhD in Physics from the

. He worked for 13 years in the Physics Department at the

. In 1977, he was invited by Professor

John Goodenough John Bannister Goodenough ( ; born July 25, 1922) is an American materials scientist, a solid-state physicist, and a Nobel laureate in chemistry. He is a professor of Mechanical, Materials Science, and Electrical Engineering at the University ...

in the Inorganic Chemistry Department at

Oxford University Oxford () is a city in England. It is the county town and only city of Oxfordshire. In 2020, its population was estimated at 151,584. It is north-west of London, south-east of Birmingham and north-east of Bristol. The city is home to the ...

to join them as a research scientist. During his stay (1977-1979) at

Oxford Oxford () is a city in England. It is the county town and only city of Oxfordshire. In 2020, its population was estimated at 151,584. It is north-west of London, south-east of Birmingham and north-east of Bristol. The city is home to the ...

, Dr. Mizushima, along with John B. Goodenough, discovered LiCoO and related compounds now used for the cathode of the

Li-ion battery A lithium-ion or Li-ion battery is a type of rechargeable battery which uses the reversible reduction of lithium ions to store energy. It is the predominant battery type used in portable consumer electronics and electric vehicles. It also see ...

. He went on to work for

Recognition

* 1999 - Kato Memorial Prize * 2007 - Fellow, The

Japan Society of Applied Physics (JSAP) is a Japanese group of researchers in the field of applied physics. JSAP originated in 1932 from a voluntary forum of researchers belonging to the University of Tokyo and the Institute of Physical and Chemical Research. During World War ...

* 2016 - NIMS Award (

National Institute for Materials Science is an Independent Administrative Institution and one of the largest scientific research centers in Japan. History The growth and development of today's scientific research center has passed through several phases in a number of locations: In ...

) * 2019 -

The University of Tokyo , abbreviated as or UTokyo, is a public research university located in Bunkyō, Tokyo, Japan. Established in 1877, the university was the first Imperial University and is currently a Top Type university of the Top Global University Project by ...

President's Special Awardhttps://www.u-tokyo.ac.jp/content/400127296.pdf

References

{{DEFAULTSORT:Mizushima, Koichi 1941 births Living people Japanese chemists University of Tokyo alumni