Fig. 6. AFM images of (A) bulk CoFe LDH and (B) ultrathin CoFe LDH-Ar nanosheets. (C) The corresponding height curves and (D) XRD patterns of the bulk CoFe LDH and ultrathin CoFe LDH-Ar nanosheets. Reproduced with permission from ref. 54. Copyright 2017 John Wiley & Sons, Inc.