Topic: Maser Laser
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What is maser and laser?
maser : any of several devices that amplify or generate electromagnetic waves, especially microwaves. Read More »
Source: http://wiki.answers.com/Q/What_is_maser_and_laser
What is the difference between a LASER and a MASER?
MASER - M olecular A mplification by S timulated E mission of R adiation. LASER - L ight A mplification by S timulated E mission of R adiation. With a LASER, we get monochromatic electromagnetic waves of wave length only from visible radiat... Read More »
Source: http://wiki.answers.com/Q/What_is_the_difference_between_a_laser_...
What are the main differences between laser and maser?
Wavelength (or frequency). Lasers produce light, masers produce microwaves. The maser (acronym for Microwave Amplification by Stimulated Emission of Radiation) was invented first. Soon after came the laser, named by the same acronym but sub... Read More »
Source: http://www.answerbag.com/q_view/882425
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MASER stands for Microwave Amplification by Stimulation Emission of Rad...
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The first optical maser was developed ...
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The ratio of probability of spontaneous to stimulated light emission is given by the relation: where is the radiation energy density and is equal to Nh n N being the number of photons of frequency n per unit volume and k is Boltzmann consta...
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Source: http://www.worldoflasers.com/faq.htm
