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Jeong, M.G.,Kim, D.H.,Lee, S.K.,Lee, J.H.,Han, S.W.,Park, E.J.,Cychosz, K.A.,Thommes, M.,Hwang, Y.K.,Chang, J.S.,Kim, Y.D. Elsevier 2016 Microporous and mesoporous materials Vol.221 No.-
<P>Mesoporous chromium terephthalate MIL-101 was modified with NiO via atomic layer deposition (ALD) process using bis(cyclopentadienyl)nickel (Ni(Cp)(2)) as a metal precursor and O-2 as an oxidizing agent, respectively. Based on the results of transmission electron microscopy (TEM), N-2 and Ar isotherms, X-ray photoelectron spectroscopy (XPS), and inductively coupled plasma-atomic emission spectroscopy (ICPAES), we show that the deposited NiO nanoparticles were distributed inside internal mesoporous cages as well as on the external surface of MIL-101(Cr). Studies using in situ X-ray photoelectron spectroscopy show that NiO selectively occupied ligand sites without affecting metal sites of MIL-101. The NiO deposition using ALD enhanced thermal stability of MIL-101 compared to that without NiO and provided catalytic activity for CO oxidation, i.e., ALD provided novel chemical functionality to the metal-organic frameworks (MOFs). (C) 2015 Elsevier Inc. All rights reserved.</P>