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Laser Essays and Term Papers
The LaserBefore we can learn about we need to know a little bit about
light (since that is what a laser is made of). Light from our sun, or from an
electric bulb, is called white light. It is really a mixture of all the
different colours of light. The colours range from violet, indigo, and blue, to
green, ...
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The Laseris one of the most advanced tools we have in our
civilization. Lasers are powerful enough to cut through a thick piece of
steel, yet can be used in medical surgery. Lasers are used in the army,
not for guns, for range finding and a whole lot more.
Most people don't know where the idea of ...
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The Uses of Laser BeamThe term laser is an acronym for Light Amplification by Stimulated Emission of Radiation. A laser beam is a powerful, narrow, monochromatic and directional beam of electromagnetic radiation. Often, these beams are within the visible spectrum of light. A laser device excites the atoms in a lasing ...
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Lasers And Their ApplicationsLaser is an acronym for light amplification by stimulated emission of radiation. In the last century many types of lasers have been used for many different applications from welding to surgery to military and even many uses in every day life by harnessing the principles of light and stimulated ...
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LasersDid you know that some laser beams are small enough and powerful enough to drill two hundred holes on a spot as tiny as the head of a pin?
The first major advancement in laser development came in 1954. This was the year that Charles H. Townes, an American physicist, created a device that amplified ...
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Lasers 3The idea for the laser started as long ago as 1905 when Albert Einstein suggested the simulated emission of light. Light sources ie. candles, florescent substances, torches, and light bulbs give of packets of energy, called photons, when their atoms are excited by energy. Einstein suggested that ...
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Lasers And Their UsesWe have all at some point in our lives used or seen someone use a laser.
They are used in compact disc players for stereos or computers, laser surgery,
laser printers, holography, cutting and borring metals, communication, bar-code
scanners, etc. Over the past three decades' lasers have become a ...
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Lasers 2The laser is a device that produces a beam of light. The beam is produced by a process known as stimulated emission, and the word “laser” is an acronym for the phrase “light amplification by stimulated emission of radiation.” Lasers amplify light and produce coherent ...
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Fiberoptics"A friend of mine once said that the trouble with being an architect is that everyone is an architect; everyone knows what's good and what's bad. I seem to remember the same story told by an economist. In physics we don't have that problem" (Sobel ix).
Fiber optic technology has been inevitable ...
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PrintersPRINTER
"A printer is an external output device that takes data from a computer and generates output in the form of graphics / text on a paper".
A printer is an electromechanical device which converts the text and graphical documents from electronic form to the physical form. Generally they ...
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Organic Molecules ChallengeSilicon's Reign as King of Semiconductors
There is a revolution fomenting in the semiconductor industry. It may take 30
years or more to reach perfection, but when it does the advance may be so great
that today's computers will be little more than calculators compared to what
will come after. The ...
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Five Imporant Events Of The 19Five Important Events of the 1960s
During the 1960s the world was hit with four different assassinations of some of the leaders in the world who were out to change the way things were. Although some disagreed to the changes that they were trying to do and even threatened them, they still ...
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LasersThe laser is a device that a beam of light that is both scientifically
and practically of great use because it is coherent light. The beam is produced
by a process known as stimulated emission, and the word "laser" is an acronym
for the phrase "light amplification by stimulated emission of ...
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Lasers 4The laser is a device that a beam of light that is both scientifically and practically of great use because it is coherent light. The beam is produced by a process known as stimulated emission, and the word "laser" is an acronym for the phrase "light amplification by stimulated emission of ...
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Optical Storage MediumsThe most common way of storing data in a computer is magnetic. We have hard
drives and floppy disks (soon making way to the CD-ROM), both of which can store
some amount of data. In a disk drive, a read/write head (usually a coil of
wire) passes over a spinning disk, generating an electrical ...
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Cd RomsCD:ROM drives are the thing of the future. CD:ROMs are used in almost every computer around the world.
CD:ROM stands for COMPACT DISK READ ONLY MEMORY. That means that you can only read information off the disk. Three and a half disks are disks that you can read and wriye infromation from. Five ...
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Justification Study Of Automation At Douglas Electronics CompanyDouglas Electronics company makes tape recorders for use with home computer and video games. The company is undergoing severe cut backs due to increased competition in the electronic field. The following is a feasibility study on the possibility of the company moving into the world of Robotic ...
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HologramsToss a pebble in a pond -see the ripples? Now drop two pebbles close
together. Look at what happens when the two sets of waves combine -you get
a new wave! When a crest and a trough meet, they cancel out and the water
goes flat. When two crests meet, they produce one, bigger crest. When ...
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HologramsToss a pebble in a pond -see the ripples? Now drop two pebbles close
together. Look at what happens when the two sets of waves combine -you get a
new wave! When a crest and a trough meet, they cancel out and the water goes
flat. When two crests meet, they produce one, bigger crest. ...
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Computers As Medical Treatment DevicesUses for computers as equipment in the treatment of patient
disorders quickly sprung up once their speed, functionality and overall
flexibility became understood. Complex calculations that had to be checked
multiple times in the past for zero-tolerance for error could now be done
in a fraction of ...
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