Low-pressure mercury vapor discharge lamp

A low-pressure mercury vapor discharge lamp is provided with a discharge vessel which encloses a discharge space including a filling of mercury and a rare gas in a gastight manner. The discharge vessel further includes an amalgam which communicates with the discharge space. The lamp has a discharge...

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Bibliographic Details
Main Authors HELLEBREKERS WIM, KALDENHOVEN LAMBERT CHRISTIAAN IDA
Format Patent
LanguageEnglish
Published 12.07.2011
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
ELECTRICITY
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Summary:A low-pressure mercury vapor discharge lamp is provided with a discharge vessel which encloses a discharge space including a filling of mercury and a rare gas in a gastight manner. The discharge vessel further includes an amalgam which communicates with the discharge space. The lamp has a discharge device for maintaining an electric discharge in the discharge vessel. The amalgam includes a bismuth-tin-indium compound having a bismuth (Bi) content in the range between 30 Bi 70 wt. %, a tin (Sn) content in the range between 25 Sn 67 wt. %, and an indium (In) content in the range between 3 In 5 wt. %.
Bibliography:Application Number: US20070374808