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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-每一種元素的原子不僅可以發射一系列特徵譜線﹐也可以吸收與發射線波長相同的特徵譜�
2010-03-01



每一種元素的原子不僅可以發射一系列特徵譜線﹐也可以吸收與發射線波長相同的特徵譜線。當光源發射的某一特徵波長的光通過原子蒸氣時﹐原子中的外層電子將選擇性地吸收其同種元素所發射的特徵譜線﹐使入射光減弱。特徵譜線因吸收而減弱的程度稱吸光度﹐與被測元素的含量成正比