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You searched for "helium", type: Website

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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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.

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Helium Bubbles!

This site includes a short QuickTime movie illustrating bubbles full of helium.

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Hits: 2365

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.

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Hits: 1999

hyperphysics

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 ...

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Hits: 2156

hyperphysics

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: 1350

Why does helium make your voice squeaky?

A simple explanation of this party trick.

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Hits: 14389

hyperphysics

Liquid Helium

Kamerlingh Onnes worked for many years to liquify the element which persisted as a gas to the lowest temperature.

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The CNO cycle

The fusion reactions of the CNO Cycle allows bigger stars to convert hydrogen to helium.

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Hits: 1675

Physics in Speech

A very interesting page on speech that covers the workings of the vocal cords, including how helium affects the voice.

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Hits: 1454

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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