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 1.0&gt;] \
      [perdew81 &lt;real prefactor default 1.0&gt;] \
      [perdew86 [nonlocal] &lt;real prefactor default 1.0&gt;] \
      [perdew91 [nonlocal] &lt;real prefactor default 1.0&gt;] \
      [cpbe96 [nonlocal] &lt;real prefactor default 1.0&gt;] \
      [pw91lda &lt;real prefactor default 1.0&gt;] \
      [slater &lt;real prefa