<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_en">tungsten-halogen lamps</topic></authority><related type="broader"><topic>incandescent lamps</topic></related><variant type="other"><topic>T-H lamps</topic></variant><variant type="other"><topic>TH lamps</topic></variant><variant type="other"><topic>filaments, tungsten</topic></variant><variant type="other"><topic>lamps, T-H</topic></variant><variant type="other"><topic>lamps, quartz-iodine</topic></variant><variant type="other"><topic>lamps, tungsten-halogen</topic></variant><variant type="other"><topic>quartz-iodine lamps</topic></variant><variant type="other"><topic>tungsten filaments</topic></variant><variant type="other"><topic>tungsten halogen lamps</topic></variant><variant type="other"><topic>tungsten-halogen lamp</topic></variant> <note xml:lang="en"><![CDATA[ Gas-filled tungsten incandescent lamps containing a certain proportion of halogens in an inert gas whose pressure exceeds three atmospheres. ]]></note></mads>