Generates the unreconstructed or pristine super slab.

def get_unreconstructed_slabs(self):

        """
        Generates the unreconstructed or pristine super slab.
        """

        slabs = []
        for slab in SlabGenerator(**self.slabgen_params).get_slabs():
            slab.make_supercell(self.trans_matrix)
            slabs.append(slab)
        return slabs