摘要
发光二极管具有单向导电、低能耗、价格便宜、光色多样、工作电流范围大、易点亮、发光效率高等特点.用它来开发物理实验,不但成本低,而且新颖独特,能很好地集中学生的注意力.
The features of light-emitting diode include unilateral conduction,low energy consumption,low price,diverse light colors and large operating current range.Besides,it can be lit up easily,and has high luminous efficiency.Exploring physics experiment with it,not only costs little,but also makes innovations,which helps the students to concentrate.
作者
栗麒婷
杨建波
Li Qiting;Yang Jianbo(Number two middle school in Jincheng,Jincheng,Shanxi 048000)
出处
《物理通报》
2019年第2期117-119,共3页
Physics Bulletin
关键词
发光二极管
高中物理
物理实验
light-emitting diode
senior high school physics
physical experiment
