lep11 Messages 380 Reaction score 7 Thread starter Oct 21, 2012 #1 Homework Statement Here's simplified energy level diagram of Ne-He-laser. Calculate the corresponding wavelengths of a, b, and c. Homework Equations ΔE=hf=hc/λThe Attempt at a Solution λ=ch/ΔE gives wrong answer. Attachments stimulated emission.jpg 11.9 KB · Views: 524
Homework Statement Here's simplified energy level diagram of Ne-He-laser. Calculate the corresponding wavelengths of a, b, and c. Homework Equations ΔE=hf=hc/λThe Attempt at a Solution λ=ch/ΔE gives wrong answer.