Example : if we have to generate light of (v = 4.74 x 10o4 Hz) wavelength room temperature(300K°) from the system of He-Ne, Calculate the ratio of spontaneous and stimulated emission, and find the equilibrium populations of levels energy of this at transition?
Example : if we have to generate light of (v = 4.74 x 10o4 Hz) wavelength room temperature(300K°) from the system of He-Ne, Calculate the ratio of spontaneous and stimulated emission, and find the equilibrium populations of levels energy of this at transition?
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Transcribed Image Text:Example :
if we have to generate light of (v = 4.74 x 104 Hz) wavelength
room temperature(300K°) from the system of He-Ne,
Calculate the ratio of spontaneous and stimulated emission, and
at
find the equilibrium populations of levels energy of this
transition?
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