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This is a A+ essay on Lazers.
Title: This is a A+ essay on Lazers.
Category: Science & Technology / Physics
Details: Words: 1122 | Pages: 4.8 (approximately 235 words/page)
This is a A+ essay on Lazers.
There are only about 100 different kinds of atoms in the entire universe. Everything we see is made up of these 100 atoms in an unlimited number of combinations. They continuously vibrate, move and rotate. Even the atoms that make up the chairs that we sit in are moving around in class. Atoms can be in "different states of excitation" (Bertolotti 48) or they can have different energies. If we apply a lot of energy to an atom, …showed first 75 words of 1122 total…
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…showed last 75 words of 1122 total…region of the spectrum. Semiconductor lasers, sometimes called diode lasers, are not solid-state lasers. These electronic devices are generally very small and use low power. These are the types that may be built into in some laser printers or compact disk players in our everyday life. Lasers are used in industry and research to do many things, including using the intense laser light to excite other molecules to observe what happens to them. Word Count: 1110
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