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Working according to the same principles as a laser, a maser gets the "M" in its name from this word |
microwave
DD
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$4,000 |
DJ |
SCIENCE |
2021-03-03 |
#8348 |
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(Neil de Grasse Tyson presents the clue.) We astrophysicists talk of the CMB, or "cosmic" this "background", referencing the nearly 14-billion-year-old-phtons that have cooled to their current wavelength |
microwave
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$1,600 |
DJ |
WITH SCIENCE |
2017-03-15 |
#7488 |
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Shorter than radio waves, this type of useful radiation has a frequency of about 1 to 300 gigahertz |
microwave
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$1,200 |
DJ |
PHYSICAL SCIENCE |
2013-12-20 |
#6735 |
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Using this form of electromagnetic radiation, you can cook an entire chicken in 15 minutes |
Microwave
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$200 |
DJ |
GENERAL SCIENCE |
1992-11-09 |
#1881 |