L iu<chr_var letter="s" var="long">∫</chr_var> <chr_abbr type="reg" class="dc" expan="" cert="no">p-hbar</chr_abbr><chr_var letter="s" var="long">∫</chr_var> delau<chr_abbr type="reg" class="sc" expan="tre" cert="no">t-e</chr_abbr> <chr_var letter="s" var="long">∫</chr_var>e<chr_abbr type="reg" class="sc" expan="tira" cert="no">ti-alpha</chr_abbr>t 