Injection Lasers

Phenomenological Laser Models

A good reference: Numeric solution to the laser rate equations
 Phenomenological Laser Gain Model

     
Normalised electroluminescence spectra of a 1500µm long stripe
laser for injection currents in the increasing order of 1,10,40,120
and 133mA. Inset: Power output per facet as a function of injected
current of the laser Jth=88A/cm2.

 
 
 
 

Carrier Recombination Models

A good reference: Bart Van Zeghbroeck's, Principles of Semiconductor Devices: 2.11 Carrier generation and recombination
 

Injection Laser Configurations

 

 
 




INTERNAL-CAVITY LASER
 
 
 

EXTERNAL-CAVITY LASER
 
 

CLEAVED COUPLED CAVITY (C3) LASER
 
 
 

DISTRIBUTED FEEDBACK (DFB) LASER
 
 

DISTRIBUTED BRAGG REGION (DBR) LASER







See also VCSELs (Vertical Cavity Surface Emitting Lasers)
 


This page was prepared and is maintained by R. Victor Jones, jones@deas.harvard.edu
Last updated April 6, 2000