(1)give off; "the substance scintillated sparks and flashes"
(2)発する
(3)physics: fluoresce momentarily when struck by a charged particle or high-energy photon; "the phosphor fluoresced"
(4)荷電粒子、または高エネルギー光子がぶつかるときに、一瞬蛍光を発する
(1)