<chr_abbr type="reg" class="dc" expan="Qui" cert="no">Q-vbar</chr_abbr> en<chr_var letter="s" var="long">∫</chr_var>one<chr_var letter="s" var="long">∫</chr_var><unclear reason="illegible">t</unclear>cu <chr_abbr type="reg" class="dc" expan="" cert="no">p-hbar</chr_abbr><chr_var letter="s" var="long">∫</chr_var> a<chr_abbr type="reg" class="dc" expan="" cert="no">p-hbar</chr_abbr><chr_var letter="s" var="long">∫</chr_var> 