Answer to Question #124648 in Physics for Moh

Question

Draw energy level diagram of excimer and free electron laser and also its experimental setup.

Answer 1

The energy level diagram of excimer:

(source of image: https://perg.phys.ksu.edu/vqm/laserweb/ch-6/f6s1t8p3.htm)

The experimental setup of a free electron laser:

In this image, 1 is the electron accelerator, 2 - electron beam, 3 - magnets that form spatially changing periodical magnetic field, 4 - resonator mirrors, 5 - laser beam.