1.Introduction

2.History

3.Thermionic and gaseous state diodes New!

4.Semiconductor diodes New!

5.Types of semiconductor diode New!

6.Avalanche diodes New!

7.Cat’s whisker diodes or crystal diodesNew!

  1.  Introduction
 

  2.  History
 

  3.  Thermionic and gaseous state diodes
                          

  4.  Semiconductor diodes
                         

  5.  Types of semiconductor diode
      

  6.  Avalanche diodes

  7.  Cat’s whisker or crystal diodes