Q <chr_abbr type="reg" class="sc" expan="uant" cert="no">nt-alpha</chr_abbr> celui nont <chr_abbr type="reg" class="dc" expan="que" cert="no">q-hbar</chr_abbr> ele<chr_var letter="s" var="long">∫</chr_var> aim<chr_abbr type="reg" class="dc" expan="en" cert="no">e-hbar</chr_abbr>t. 