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JINLING Chen

KIM Chen
 
Chi ming Electronics Co., Ltd. was established in Taiwan in 1984. Has nearly 38 years of experience. Manufacturing LED car lights, LED truck lights. Serving the needs of customers is the most important goal.

News & Events>>Research & Develop

Subject: AUTO LED Lighting-能量差已光的形式輻射,稱為光致發光.
2010-02-05


入射光的能量剛好等於能階間的能差時，入射光的能量是被吸收造成電子的能階躍遷，電子楚於激發態, 激發態返回基態,能量差已光的形式輻射,稱為光致發光. 光電效應則是入射光的能量等於把電子由金屬表面打出來的「功函數」加上逃離後的電子動能。