S <chr_abbr type="reg" class="dc" expan="on" cert="no">o-hbar</chr_abbr> dol <chr_abbr type="reg" class="dc" expan="que" cert="no">q-hbar</chr_abbr> au<chr_abbr type="reg" class="dc" expan="que" cert="no">q-hbar</chr_abbr><chr_var letter="s" var="long">∫</chr_var> n<chr_abbr type="reg" class="dc" expan="en" cert="no">e-hbar</chr_abbr> apere 