<chr_abbr type="reg" class="dc" expan="Que" cert="no">Q-hbar</chr_abbr> tum<chr_abbr type="reg" class="dc" expan="ani" cert="no">ai-hbar</chr_abbr>ne<chr_var letter="s" var="long">∫</chr_var> <chr_abbr type="reg" class="ss" expan="com" cert="no">com</chr_abbr>me <chr_abbr type="reg" class="ss" expan="com" cert="no">com</chr_abbr><chr_abbr type="reg" class="sc" expan="tra" cert="no">t-alpha</chr_abbr> 