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mads.xsd"><authority><topic authority="http://general-terms.thesaurus.ekt.gr/vocab">physical chemistry</topic></authority><related type="narrower"><topic>chemical kinetics</topic></related><related type="narrower"><topic>chemical thermodynamics</topic></related><related type="narrower"><topic>electrochemistry</topic></related><related type="narrower"><topic>magnetochemistry</topic></related><related type="narrower"><topic>photochemistry</topic></related><related type="narrower"><topic>radiation chemistry</topic></related><related type="narrower"><topic>surface chemistry</topic></related><related type="narrower"><topic>theoretical chemistry</topic></related><related type="narrower"><topic>thermochemistry</topic></related><related type="other"><topic>physics</topic></related><related type="broader"><topic>chemistry</topic></related></mads>