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椎名 陽子*; 木下 亮*; 舟田 周平*; 松田 誠; 今井 誠*; 川面 澄*; 左高 正雄*; 笹 公和*; 冨田 成夫*
Nuclear Instruments and Methods in Physics Research B, 460, p.30 - 33, 2019/12
被引用回数:2 パーセンタイル:22.89(Instruments & Instrumentation)We measured the yield of Auger electrons emitted through Coster-Kronig transitions from Rydberg states 1s2p(P)nl (n = 7, 8) and 1s2p(P)nl (n = 5, 6, 7) of emergent atomic ions C under irradiation of 3.5-MeV/ atom C and C ions on thin C foil targets. The Auger electron yields are suppressed for C irradiation compared with C irradiation and the relative yield becomes larger as n increases. Thus, amount of scattered electrons having lower relative energy in the projectile rest frame becomes larger. The results obtained in this study support the influence of projectile velocity on the cluster effect of secondary electron yields.