e97-1] [becke97-2] [becke98] [hcth] [hcth120] [hcth147]\
      [hcth407] [becke97gga1]  [hcth407p]\
      [mpw91] [mpw1k] [xft97] [cft97] [ft97] [xpkzb99] [cpkzb99]\
      [HFexch &lt;real prefactor default 1.0&gt;] \
      [becke88 [nonlocal] &lt;real prefactor default 1.0&gt;] \
      [xperdew91 [nonlocal] &lt;real prefactor default 1.0&gt;] \
      [xpbe96 [nonlocal] &lt;real prefactor default 1.0&gt;] \
      [gill96 [nonlocal] &lt;real prefactor default 1.0&gt;] \
      [lyp &lt;real prefactor default 