Light source and method for providing a transfer function for a chemical element in a light source
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United States of America Patent
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app pub date -
Nov 28, 2005
filing date -
May 27, 2003
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Abandoned
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Abstract
A light source with a heatable filament (1), wherein the filament (1) is arranged in a bulb (2), and wherein the bulb (2) contains a gas or a gas mixture, which is suited for providing a transfer function for returning again back to and/or into the filament at least one chemical element that has been released by the filament (1). The gas or the gas mixture contains an enrichment of oxygen and/or an oxygen-containing compound. Furthermore, a method is disclosed for providing a transfer function for a chemical element in a light source.
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