Search Results - "Weichel, H"

The uncertainty principle and the spectral width of a laser beam by Weichel, Hugo

“…The uncertainty principle is used to derive the ultimate spectral width of the laser beam. The resulting expression is the Schawlow–Townes formula. The…”
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Teaching Laser Physics: High Brow or Low Brow? by Weichel, H., Pedrotti, L. S.

“…In the present “laser age” more and more institutions of higher learning are offering laser courses. A physics professor, teaching such a course (or courses),…”
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Laser Safety in the Laboratory by Weichel, H., Danne, W. A., Pedrotti, L. S.

“…This paper deals with the subject of laser hazards, laser hazards control, and laser safety practices in the laboratory. Laser hazards, which fall into four…”
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Time and position resolved measurements of electron densities in the blow-off plasma produced by high-power lasers by Bruce, C., Pyatt, K., David, C., Weichel, H., Avizonis, P.

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Observation of Plasma Ion Oscillations in a Laser-Produced Plasma by Weichel, Hugo, Avizonis, P. V., Vonderhaar, D. F.

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Carbon dioxide laser beam control for corneal surgery by Keates, R H, Pedrotti, L S, Weichel, H, Possel, W H

“…Precise control of output power and beam divergence of a CO2 laser resulted in focused beam diameters down to 25 microns and essentially continuous control of…”
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7A9 - Density and temperature of a laser induced plasma by David, C., Avizonis, P., Weichel, H., Pyatt, K.

“…The plasma "blow-off vapor," produced when a high power laser beam strikes a solid surface, has been studied experimentally and theoretically. Electron…”
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Laser Safety in the Laboratory by Weichel, H

“…Deals with the subject of laser hazards, laser hazards control, and laser safety practices in the laboratory. Describes four categories of hazards: radiative,…”
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Teaching Laser Physics: High Brow or Low Brow? by Weichel, H, Pedrotti, L. S

“…Laser physics can be addressed and presented at three different levels of conceptual and mathematical sophistication. In this paper, the three levels are…”
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EFFECTS OF RADIATION PRESSURE ON A LASER-PRODUCED PLASMA by Weichel, Hugo, David, C. D., Avizonis, P. V.

“…Four specific experimentally observed phenomena associated with a laser-produced carbon plasma in a vacuum are described. They are superheating of the target…”
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