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Re: Gas discharge lamps was Re: Blue Bulb Physics

To: "Robert Myers" <rmyers@inetone.net>
Subject: Re: Gas discharge lamps was Re: Blue Bulb Physics
From: "Frank Amoroso" <famoroso@sprintmail.com>
Date: Fri, 17 Apr 1998 15:33:17 -0600
Cc: "Quattro list" <quattro@coimbra.ans.net>
Sender: owner-quattro@coimbra.ans.net

Or in laymen's terms...
your garden variety Halogen Recycling?

Frank--
-----Original Message-----
From: Robert Myers <rmyers@inetone.net>

>The halogen functions to react with tungsten vapors which are expelled from
>the filament by the extreme heat.  Ordinarily, these tungsten vapors would
>be deposited on the comparatively cooler glass envelope.  However, the
>tungsten vapors react with a small amount of iodine (or bromine depending
>on the manufacturer) and forms WI3 (or WBr3).
>

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