Re: [microsound] Sonoluminescence

[Paulo Mouat <paulo.mouat@xxxxxxxxx>]

Due to the nature of soundwaves, what's going on is surely a
mechanical process. If we're talking about mechanical processes
causing the production of light and heat (both are forms of
electromagnetic radiation), then it must be through friction.

//p
http://www.interdisciplina.org/00.0/

On Wed, Mar 26, 2008 at 12:52 PM, Manannan Mac Lir <macdara@xxxxxxxxx> wrote:
> There was an exhibition recently which featured a piece by Camera Lucida.
> The piece was a glass sphere about a foot in diameter filled with a gas
> infused liquid (water I was told). The piece was then exposed to
> ultrasound which created small flashes of light, within the sphere of
> liquid. The idea had never occurred to me that soundwaves could be used
> to create light/heat (although I'm not sure if it was a kind of resonance
> or not, I asked the artist at the end and she said nobody was completely
> sure of what was happening). I was wondering if anybody had used this
> phenomenon or idea directly or indirectly in their work before. It
> brought up little memories of "cold fusion" in my head and finding an
> infinite supply of energy through sound which I find quite interesting
> but have no knowledge of.
>
> --
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>

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