:term:`CFOUR_UNITS <CFOUR_UNITS (CFOUR)>`
"""""""""""""""""""""""""""""""""""""""""

      Specifies the units used for molecular geometry input. ANGSTROM (= 0) uses Angstrom units, BOHR (= 1) specifies atomic units. **Psi4 Interface:** Keyword set from active molecule, always ANGSTROM.

      * **Type**: string
      * **Possible Values**: ANGSTROM, BOHR
      * **Default**: ANGSTROM

