Pb.8 Laser resonator consists of two mirrors wit R1=100% and R2= 50%,If the coefficient of internal losses per pass is about 1%. 1-Calculate the gain coefficient per pass? 2-Calculate the threshold of population inversion? if the length of the laser medium is 10cm and its transition cross section is σ = 2.8×10-19 cm²
Pb.8 Laser resonator consists of two mirrors wit R1=100% and R2= 50%,If the coefficient of internal losses per pass is about 1%. 1-Calculate the gain coefficient per pass? 2-Calculate the threshold of population inversion? if the length of the laser medium is 10cm and its transition cross section is σ = 2.8×10-19 cm²
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Transcribed Image Text:Pb.8
Laser resonator consists of two mirrors wit R1=100% and R2= 50%,If the coefficient of
internal losses per pass is about 1%.
1-Calculate the gain coefficient per pass?
2-Calculate the threshold of population inversion? if the length of the laser medium is
10cm and its transition cross section is σ = 2.8×10-19 cm²
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