| FWHM |
| Fiber |
| Laser |
| Molecules |
|
|
| In terms of the
beam diameter, |
|
| D=2w, |
|
| most probable velocity |
| In terms of frequency, |
|
|
| For acetylene,
M=26.016 g/mole; |
|
| Room Temp, T=2950K |
|
| for 13x10-6m
mode field diameter |