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Lasers, invented in 1958 by Arthur Schawlow and Charles Townes at Bell Laboratories1, have had a massive impact on modern physics and technology. Laser light is unique because it is temporally and spatially coherent. Therefore all waves emitted from the laser are of the same frequency and in phase.
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Skyblog officiel du roi ARTHUR . Subscribe to my blog! Avril 2006 clinique André Renard herstal. 18h notre entree au mic service grossesse à risque à la citadelle de liege ,. Edited on Friday, 0.