Kuen-Yu TsaiSheng-Yung ChenJia-Yush YenYung-Yaw ChenChi-Hsiang FanKUEN-YU TSAI2018-09-102018-09-100-01http://scholars.lib.ntu.edu.tw/handle/123456789/366474System and Method for Estimating Change of Status of Particle Beamspatent