TWISTING BALL DISPLAYS COMPRISED OF THIXOTROPIC LIQUID AND BICHROMAL BALLS CHARGED WITH ELECTRET DIPOLES

TWISTING BALL DISPLAYS COMPRISED OF THIXOTROPIC LIQUID AND BICHROMAL BALLS CHARGED WITH ELECTRET DIPOLES

This invention generally relates to the use of dipole charged balls having differently coloured hemispheres (bichromal balls) in twisting ball displays comprising a pair of planar addressing electrodes and the space between these electrodes that is filled with a thixotropic liquid into which has bee...

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Hauptverfasser: VAHTRE, MADIS-MARIUS, LIIV, JUERI, SHERIDON, NICHOLAS K
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Sprache:eng ; fre ; ger
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OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
PHYSICS
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creator VAHTRE, MADIS-MARIUS
LIIV, JUERI
SHERIDON, NICHOLAS K
description This invention generally relates to the use of dipole charged balls having differently coloured hemispheres (bichromal balls) in twisting ball displays comprising a pair of planar addressing electrodes and the space between these electrodes that is filled with a thixotropic liquid into which has been dispersed a plurality of electrically charged and optically anisotropic rotatable elements.
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subjects OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
PHYSICS
title TWISTING BALL DISPLAYS COMPRISED OF THIXOTROPIC LIQUID AND BICHROMAL BALLS CHARGED WITH ELECTRET DIPOLES
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