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Brownian Motion

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Uploaded by on Jun 3, 2007

Brownian motion on a tilt slide, red lead in acetone, magnification 800 x
Abstract - The tilt was chosen to make the effective gravity be of the same magnitude as the diffusion pressure of the visible suspended particles.

Thus you can observe particles which are thrown back upwards against gravity and which draw their potential energy of heigt only from the thermal energy of the environment.

If you could construct a device to utilise this energy of hight for example to drive a regular flow of the medium, you would have invented a perpetual motion of the second kind.

So you are not allowed to do that, even if you happened to be the smartest nano technologist of all... ;o)

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Uploader Comments (HarryKhan007)

  • what is the size of your particles?

  • The smallest particles you can see rising against the gravitation have a diameter of 2 micro meter.

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  • your video pleased me.

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