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You searched for "helium"
We found 5 results on physics.org and 16 results in our database of sites
(of which
16 are Websites,
0 are Videos,
and 0 are Experiments)
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Showing 1 - 10 of 16
Showing 1 - 10 of 16
How Helium Balloons Work
A brief description of how Helium Balloons float from HowStuffWorks.com, explaining why things float and then extends the argument to helium.
Hits: 1859
Helium Bubbles!
This site includes a short QuickTime movie illustrating bubbles full of helium.
Hits: 1196
The Proton-Proton Chain - turning hydrogen into helium
How do we turn hydrogen into helium and make energy? A simple explanation of the nuclear fusion process that goes on in our sun.
Hits: 689
Superfluid
A remarkable transition occurs in the properties of liquid helium at the temperature 2.17 K, called the "lambda point" for helium. Part of the liquid becomes a "superfluid", a zero viscosity fluid ...
Hits: 1098
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.
Hits: 1098
Liquid Helium
Kamerlingh Onnes worked for many years to liquify the element which persisted as a gas to the lowest temperature.
Hits: 789
The CNO cycle
The fusion reactions of the CNO Cycle allows bigger stars to convert hydrogen to helium.
Hits: 568
Physics in Speech
A very interesting page on speech that covers the workings of the vocal cords, including how helium affects the voice.
Hits: 1114
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.
Hits: 747
Showing 1 - 10 of 16