"Hisashi Matsuda"@en . . . . . . . . . . . "Hisashi Matsuda"@en . . . . . . . "Hisashi Matsuda (\u677E\u7530 \u4E45, 2 March 1924 - 13 November 2011) was a Japanese physicist known for his work in ion optics and mass spectrometry, specifically known for his contributions to instrument design."@en . . . . . . . . . . . . . "Hisashi Matsuda (\u677E\u7530 \u4E45, 2 March 1924 - 13 November 2011) was a Japanese physicist known for his work in ion optics and mass spectrometry, specifically known for his contributions to instrument design."@en . . . "1924-02-03"^^ . . . . . . . . . . . "1031749088"^^ . . . . "Hisashi Matsuda"@en . . . . . . . "1924-02-03"^^ . . . "67444029"^^ . "optics and mass spectrometry"@en . . "4411"^^ . . . . . .