Laser fundamentals I: Spectrum of laser light
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Demo of the spectrum of laser light from a He-Ne laser with external mirrors showing multiple frequencies associated with longitudinal modes of the cavity Demo of the polarization of the multiple frequencies being identical ....
More Episodes
Demonstration of multiple beam interference using a plane mirror cavity in transmission with a mirror separation of 3 mm and a diverging incident beam Demonstration of multiple beam interference in reflection using the same cavity ....
Published 06/15/12
Demo of fluorescence induced by a tunable dye laser in a cell of molecular iodine Simultaneous display of the color of the dye laser and the color of the iodine fluorescence as a function of laser tuning...
Published 04/12/12
Demonstration of the excitation of atomic sodium in a heated cell by a tunable dye laser Observation of intense radiation from the sodium vapor when the laser is on resonance with a ground state transition in sodium
Published 04/12/12