大学物理 ›› 2007, Vol. 26 ›› Issue (8): 49-49.

• 著者文摘 • 上一篇    下一篇

发光二极管基本物理特性测量及研究——介绍一个与节能有关的研究性物理实验

陈莹梅[1,3] 刘平安[2,3] 陆申龙[3]   

  1. [1]韶关学院信息工程学院实验中心,广东韶关512005 [2]河南大学基础实验教学中心,河南开封475004 [3]复旦大学物理系,上海200433
  • 出版日期:2007-08-25 发布日期:2007-08-20

Measurement and investigation of the elementary physical characteristics of the LED -Introduction to an investigational physical experiment related to energy saving

  • Online:2007-08-25 Published:2007-08-20

摘要: 介绍一个与节能有关的研究性物理实验,该实验对发光二极管的基本物理特性进行了研究,可使学生深入理解发光二极管的发光原理、特性及其测量方法.

关键词: 发光二极管, 伏安特性, 光谱特性, 禁带宽度, 半值角

Abstract: A physical experiment related to energy saving is introduced, which studies the elementary physical characteristics of LED, and helps the students understand the principle of light emission, properties and measurement of LED.

Key words: LED (light emitting diode), volt - ampere characteristics, spectral characteristic, forbidden band gap, half-value angle

中图分类号: 

  • O4-33