Shun'ichi Iwasaki

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Iwasaki (2013)

Shun'ichi Iwasaki ( Japanese 岩崎 俊 一 , Iwasaki Shun'ichi ; born August 3, 1926 ) was professor at Tōhoku University until his retirement in 1989 and at Lanzhou University (China) until 1988 . He was instrumental in the discoveries that led to the development of modern computer hard drives .

academic career

Shun'ichi Iwasaki studied communication technologies from 1949 at the engineering faculty of Tōhoku University. In 1958 he became assistant professor and in June 1964 professor at Tōhoku University. In 1983 he became Vice President of the Magnetics Society of Japan . from April 1986 he headed the Research Institute of Electrical Communication at Tōhoku University and became a member of the university's council. In 1988 he retired from Lanzhou University and in April 1989 also from Tōhoku University, but at the same time rose to the position of President of the Tohoku Institute of Technology . In May of the same year he also became President of the Magnetics Society of Japan . In May 1991 he became a member of the Council of the Institute of Space and Astronautical Science and was a member of the Science Council of Japan from 1991 to 2000 . In 2003 he became a member of the Japanese Academy of Sciences .

In 1976, Iwasaki discovered for the first time that a vertical alignment of the magnetic moment in data carriers, instead of parallel to the direction of rotation of the data carrier, as was previously the case, a higher data density is possible. This is the essential finding that led to the development of perpendicular recording .

In 1987 he was honored as a person with special cultural merits , in 2013 he was awarded the Order of Culture .

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