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2025.02.17

Dr. TOMIZAWA Masahito of the Accelerator Section VI Receives the Nishikawa Prize

The 14th (FY2024) Nishikawa Prize for Encouragement of the Foundation for High Energy Accelerator Science.
Dr. TOMIZAWA Masahito of the Accelerator Section VI received the Nishikawa Prize, one of the incentive awards of the Foundation for High Energy Accelerator Science.
This award was established in honor of Dr. NISHIKAWA Tetsuji, who has made great achievements in research fields related to accelerator science. This prize is awarded to one or more researchers or engineers who have achieved outstanding originality and internationally acclaimed achievements in basic experimental or theoretical research and applied research related to high-energy accelerators.
This award relates to research on improving the performance of slow extraction operations in the J-PARC main ring (MR).
Dr. TOMIZAWA was responsible for the slow extraction of the J-PARC MR and was engaged in the beam optics design based on detailed beam dynamics studies, hardware R&D, construction of the actual machine, practical operation, and achieving the world's highest performance extraction efficiency of 99.6%.

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