<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31368827</termId><termName>particle physicists</termName><termType>PT</termType><termNote><![CDATA[ Physicists specializing in the properties, relationships, and interactions of elementary particles, especially those produced in collisions involving very high energies. ]]></termNote><termCreatedDate>2026-03-30 20:39:30</termCreatedDate><relation><relationType>UF</relationType><termId>31368828</termId><termName>particle physicist</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31368829</termId><termName>particle physicist&apos;s</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31368830</termId><termName>particle physicists&apos;</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31368831</termId><termName>physicists, particle</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31337891</termId><termName>physicists</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31410632</termId><termName>particle physics</termName><termType>PT</termType></relation></term>  </Zthes>