Cut out the middle man: http://www.ltas-cm3.ulg.ac.be/AERO00...elasticite.pdf
The triangle is a good frame. 
I suspect the effect is more acoustic than thermal.
__________________
.
.Without freedom of speech we wouldn't know who all the idiots are. -- anonymous poster
____________________
.
.Three conspiracy theorists walk into a bar --You can't say that is a coincidence.
|