<?xml version="1.0" encoding="utf-8"?><Thesaurus
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	xsi:schemaLocation="http://schemas.bs8723.org/XmlSchema/DD8723-5.xsd">	 <dc:identifier>http://AATesaurus.cultura.gencat.cat/aat/getty_en</dc:identifier>  <dc:title>Tesaurus d&apos;Art i Arquitectura</dc:title>  <dc:creator>Getty Institute</dc:creator>  <dc:subject></dc:subject>  <dc:description><![CDATA[  ]]></dc:description>  <dc:publisher>Getty Institute</dc:publisher>  <dc:date>0000-00-00</dc:date>  <dc:language>en</dc:language><ThesaurusConcept dc:identifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31317298">	<dcterms:created>2026-03-30 20:25:27</dcterms:created><PreferredTerm dc:identifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31317298" xml:lang="en">	<LexicalValue>Mössbauer spectroscopy</LexicalValue>	<dcterms:created>2026-03-30 20:25:27</dcterms:created></PreferredTerm><ScopeNote xml:lang="en">  <LexicalValue><![CDATA[ A spectoscopic technique which employs the Mössbauer effect.  After the recoil-free absorption of a beam of Gamma radiation by a solid sample, spectroscopy detects minute changes in the nuclear environment of atoms investigated. In archaeology and conservation contexts, the technique is of special use in studying crystalline structure in iron artifacts, and iron-bearing phases of pottery. ]]></LexicalValue></ScopeNote><NonPreferredTerm dc:identifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31317299" xml:lang="en">	<LexicalValue>Moessbauer spectroscopy</LexicalValue>		<dcterms:created></dcterms:created>		<USE>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31317298</USE></NonPreferredTerm><NonPreferredTerm dc:identifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31317301" xml:lang="en">	<LexicalValue>Mössbauer absorption spectroscopy</LexicalValue>		<dcterms:created></dcterms:created>		<USE>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31317298</USE></NonPreferredTerm><NonPreferredTerm dc:identifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31317302" xml:lang="en">	<LexicalValue>Mössbauer analysis</LexicalValue>		<dcterms:created></dcterms:created>		<USE>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31317298</USE></NonPreferredTerm><NonPreferredTerm dc:identifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31317303" xml:lang="en">	<LexicalValue>Mössbauer spectrometry</LexicalValue>		<dcterms:created></dcterms:created>		<USE>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31317298</USE></NonPreferredTerm><NonPreferredTerm dc:identifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31317300" xml:lang="en">	<LexicalValue>Mossbauer spectroscopy</LexicalValue>		<dcterms:created></dcterms:created>		<USE>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31317298</USE></NonPreferredTerm><NonPreferredTerm dc:identifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31317304" xml:lang="en">	<LexicalValue>Mössbauer study</LexicalValue>		<dcterms:created></dcterms:created>		<USE>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31317298</USE></NonPreferredTerm><NonPreferredTerm dc:identifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31317305" xml:lang="en">	<LexicalValue>spectroscopy, Mössbauer</LexicalValue>		<dcterms:created></dcterms:created>		<USE>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31317298</USE></NonPreferredTerm><HasHierRelConcept Role="BT">http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31304411</HasHierRelConcept></ThesaurusConcept></Thesaurus>