| 摘要 |
<p>A low pressure mercury vapor discharge device having a mercury vapor pressure regulating material contained in the discharge chamber thereof wherein in the material is composed of silver, bismuth, and indium. The material may be introduced into the device as an amalgam or as an alloy separate from the mercury. The material in the form of an amalgam is particularly suitable for dosing precise amounts of mercury into fluorescent lamps and regulating the mercury vapor pressure during operation of the lamp.</p> |
