Acoustic phonon lifetime is larger than optical phonon?

  • #1
for example, in GaAs, the LA phonon lifetime can be ~850 ns, while LO phonon lifetime is only about 5 ps. Why such huge difference occurs? Thanks!
 

Answers and Replies

  • #2
18,244
7,883
Thanks for the post! This is an automated courtesy bump. Sorry you aren't generating responses at the moment. Do you have any further information, come to any new conclusions or is it possible to reword the post?
 

Related Threads on Acoustic phonon lifetime is larger than optical phonon?

  • Last Post
Replies
0
Views
5K
Replies
2
Views
1K
  • Last Post
Replies
4
Views
7K
  • Last Post
Replies
8
Views
2K
  • Last Post
Replies
2
Views
5K
  • Last Post
Replies
1
Views
2K
Replies
2
Views
2K
Replies
4
Views
1K
  • Last Post
Replies
3
Views
10K
Replies
11
Views
3K
Top