resolver

II
3.2.1 Synthesis and characterization of SBU-e and Ru-MOF 5.......................... 50
3.2.2 Investigation on the Ru oxidation state and porosity of Ru-MOF 5 .... 53
3.2.3 Conclusions .................................................................................................................. 55
4 Linker-based MOF solid solutions: Defect-Engineered MOFs (DEMOFs) .................... 56
4.1 Introduction .................................................................................................................................... 58
4.1.1 Solid solutions ............................................................................................................ 58
4.1.2 Defects in MOFs and its “engineering”............................................................. 60
4.2 Ruthenium Metal-Organic Frameworks featuring Different Defect Types ......... 65
4.2.1 Synthesis and characterization of the Ru-DEMOF materials ................. 65
4.2.2 Porosity of Ru-DEMOF samples and the confirmation of the DL
incorporation .............................................................................................................. 76
4.2.3 XANES, XPS and UHV-FTIR studies: ruthenium oxidation state
variation as indication of defect type formation ......................................... 79
4.2.4 CO2, CO and H2 sorption properties of Ru-DEMOFs ................................... 91
4.2.5 Catalytic test reactions ......................................................................................... 100
4.2.6 Conclusions ............................................................................................................... 106
4.3 Defects Engineering in [Cu3(BTC)2]n: Effect of the synthetic parameters ......... 108
4.3.1 Preparation and characterization of Cu-DEMOF samples
[Cu3(BTC)2-x(ip)x]n.................................................................................................. 109
4.3.2 Composition and porosity of the prepared Cu-DEMOFs ....................... 116
4.3.3 Oxidation state(s) of metal-sites in prepared Cu-DEMOFs .................. 119
4.3.4 Conclusions ............................................................................................................... 121
5 Simultaneous introduction of various palladium active sites into MOF via onepot
synthesis: Pd@[Cu3-xPdx(BTC)2]n ......................................................................................... 122
5.1 Introduction on the selection of metal type in MOFs ................................................. 123
5.2 Preparation and Structure of the Cu/Pd-BTC_1-3 ....................................................... 126
5.3 Compositional characterization and sorption properties of the prepared
Cu/Pd-BTC_1-3 ........................................................................................................................... 130