We Are Tomodachi New Year 2016

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21Born in 1959. Graduated from the Faculty of Science, Saitama University, in 1981, and received his PhD in physics from the University of Tokyo in 1986. He was involved in research into neutrinos from his days as a graduate student, taking part in the original Kamiokande project and in the construction and operation of Super-Kamiokande. Since 2008 he has been director of the University of Tokyo’s ICRR.Takaaki Kajita41.4 m39.3 mDiagram of the interior ofSuper-Kamiokande1. The inside of the Super-Kamiokande detector (© ICRR Kamioka Observatory). 2. Dr. Kajita fixing photomultiplier tubes to the ceiling of Super-Kamiokande in 1996 (© ICRR). 3. Super-Kamiokande contains a giant tank (interior shown in photo 1) holding 50,000 tons of purified water. The inward-facing photomultiplier tubes are fixed to the inner tank (© ICRR Kamioka Observatory).123

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