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You searched for “helium”
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Showing 1 - 10 of 12
Showing 1 - 10 of 12
How Helium Balloons Work
A brief description of how Helium Balloons work. This site is part of Marshall Brain's HowStuffWorks.com. The site begins by introducing the reader to the concepts of floatation, why things float ...
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Hits: 407
Helium Bubbles!
This site includes a short QuickTime movie illustrating bubbles full of helium.
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Hits: 170
Superfluid
A remarkable transition occurs in the properties of liquid helium at the temperature 1.17 K, called the "lambda point" for helium. Part of the liquid becomes a "superfluid", a zero viscosity fluid ...
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Hits: 175
Helium-Neon Laser
The most common and inexpensive gas laser is the helium-neon laser and it is usually constructed to operate in the red region of light.
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Hits: 211
Physics in Speech
A very interesting page on speech that covers the workings of the vocal tract, including how helium affects the voice.
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Hits: 321
Elements as Atoms
Many of the ideas of quantum mechanics which went into the model of the hydrogen atom can also be used to understand helium, oxygen, copper and iron - in fact all of the elements.
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Hits: 218
David M. Lee
David M. Lee (1931 - ) received the Nobel Prize for Physics in 1996 along with Douglas D. Osheroff and Robert C. Richardson for their discovery of superfluidity in helium-3.
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Hits: 132
Robert C. Richardson
Robert C. Richardson (1937 - ) received the Nobel Prize for Physics in 1996 along with David M. Lee and Douglas D. Osheroff for their discovery of superfluidity in helium-3.
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Hits: 154
Douglas D. Osheroff
Douglas D. Osheroff (1945 - ) received the Nobel Prize for Physics in 1996 along with David M. Lee and Robert C. Richardson for their discovery of superfluidity in helium-3.
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Hits: 120
Liquid Helium
Kamerlingh Onnes worked for many years to liquify the element which persisted as a gas to the lowest temperature. Using liquid air to produce liquid hydrogen and then the hydrogen to jacket the ...
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Showing 1 - 10 of 12