B <chr_abbr type="reg" class="dc" expan="" cert="no">n-hbar</chr_abbr> me<chr_abbr type="reg" class="dc" expan="qui" cert="no">q-vbar</chr_abbr>t A<chr_abbr type="reg" class="dc" expan="uus" cert="no">u-nine</chr_abbr> a<chr_abbr type="reg" class="dc" expan="qui" cert="no">q-vbar</chr_abbr>ter 