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"Triangular Vibrations" List of pieces "Red Grains"

 

"Dissonant Particles"

Video on DVD with surround sound, duration 7 mins 3 secs (2004/5).

Creative Commons LicenseCC logos
This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 2.5 Australia Licence.

(The first version of the piece, made in November 2004, had a stereo soundtrack. In March 2005 I changed the video slightly and made a surround soundtrack.)

video available  Go to the download page for a video extract from Dissonant Particles.

Program note

Dissonant Particles is an abstract animation.

Psychoacoustic experiments have indicated that when two pure sine tones are played simultaneously, they will sound most dissonant when they are around a semitone apart in pitch. In Dissonant Particles, each particle emits a sine tone. The dissonance between particles acts as a repulsive force which pushes them apart, both in position and in pitch. There is also a long-range (“cosmological”) attractive force that prevents the particles from flying off to infinity.

The particles pulsate and slowly evaporate; both of these processes affect the way they "feel" the forces acting on them. The colour of a particle indicates pitch: red for low pitches, green for intermediate, and blue for high. The camera tracks one particle, which is always shown in the centre of the screen.

 

Some images

Three images from the video. Click on the small images below for enlarged versions.
 
                 

Thumbnail image 1

(54 Kbyte)

Thumbnail image 2

(77 Kbyte)

Thumbnail image 3

(49 Kbyte)

video available  Go to the download page for a video extract from Dissonant Particles.

 

Further information

More explanation, and two more pictures (PDF, 290 Kbyte)

 

Performances, etc

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© Gordon Monro 2005-8.       Last modified: February 3, 2008.
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