Q55
Five energy levels of a system including the ground state are shown below. Their lifetimes and the allowed electric dipole transitions are also marked. Which one of the following transitions is the most suitable for a Continuous Wave (CW) laser?
Five energy levels of a system including the ground state are shown below. Their lifetimes and the allowed electric dipole transitions are also marked.
Which one of the following transitions is the most suitable for a Continuous Wave (CW) laser?
Which one of the following transitions is the most suitable for a Continuous Wave (CW) laser?
A.
1 → 0
B.
2 → 0
AnswerC.
4 → 2
D.
4 → 3
Answer: Option B
Solution
Answer: Option B
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