<?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">phosphorescence</topic></authority><related type="broader"><topic>luminescence</topic></related><variant type="other"><topic>phosphorescent</topic></variant> <note xml:lang="en"><![CDATA[ Light emission that follows the absorption of energy by a substance from sources such as visible light, infrared light, ultraviolet light, electricity, cathode rays or x-rays, and that continues for a relatively long time after the energy supply has ceased. ]]></note></mads>