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Extracoordination Bonds in Metal-Organic Frameworks and Their Interactions

Title
Extracoordination Bonds in Metal-Organic Frameworks and Their Interactions
Authors
EunJi Lee
DGIST Authors
EunJi Lee
Advisor(s)
정낙천
Issue Date
2019
Available Date
2019-08-23
Degree Date
2019-08-01
Type
Thesis
Description
Metal-Organic Frameworks, Open-Metal-Sites, Activation, Chemical Equilibrum, NMR
Table Of Contents
PART Ⅰ. Exploting Microwave Chemistry for Activation of Metal-Organic Frameworks 12 Ⅰ. INTRODUCTION 13 IⅠ. EXPERIMENTAL METHODS & MATERIALS 15 2.1. Methods for Activation of MOFs 15 2.2. Materials 15 2.3. Sample Preparation 16 2.3.1. Synthesis of HKUST-1 16 2.3.2. Preparation of EtOH-HK, MeOH-HK, MeCN-HK, and DMF-HK 16 2.3.3. Solvent Exchange of DMF-HK with MeOH (MeOH-DMF-HK) 16 2.3.4. Synthesis of UiO-66 17 2.3.5. Synthesis of MOF-74(Cu) 17 2.3.6. Synthesis of MOF-74(Co) 17 2.3.7. Synthesis of MOF-74(Mg) 18 2.3.8. Synthesis of MOF-74(Ni) 18 2.3.9. Microwave activation of HKUST-1, UiO-66, and MOF-74s 18 2.3.10. Instrumentation 19 IIⅠ. RESULTS & DISCUSSION 20 3.1. Mechanism of Microwave Activation 20 3.2. Observation of Microwave Activation of HKUST-1 22 3.2.1. Monitoring 1H-NMR 22 3.2.2. Dissipation factors of various solvents for Microwave Activation 25 3.2.3. Structural Integrity and Raman Spectroscopy 26 3.2.4. Changes in UV-vis and TGA Analysis 28 3.2.5. Effect of Dissipation Factor in Microwave Activation and Solvent-Assisted Microwave Activation 30 3.2.6. Adoptation of SAMA in UiO-66 and MOF-74 Series 32 3.2.7. Time-dependent Energy Efficiency 34 IV. CONCLUSIONS 35 V. SUMMARY (국문요약) 36 PART Ⅱ. Equilibrium of Extra Coordination Bonding 37 Ⅰ. INTRODUCTION 38 IⅠ. EXPERIMENTAL METHODS & MATERIALS 39 2.1. Materials 39 2.2. Sample Preparation 39 2.2.1. Synthesis of Powder HKUST-1 39 2.2.2. Synthesis of Single HKUST- 139 2.2.3. Thermal activated HKUST-1 40 2.2.4. Preparation of MeOH, EtOH, DMF-coordinated HKUST-1 40 2.2.5. Equilibrium Process 40 2.2.6. Instrumentation 40 IIⅠ. RESULTS & DISCUSSION 41 3.1. Direct Observation of Chemical Equilibrium 41 3.2. Temperature Dependence of H2O Peak Shift by Hydrogen Bonding 42 3.3. Reference Test (without HKUST-1) 44 3.4. Temperature Dependence of n-hexane Peak Shift by Pore Effect 45 3.5. Chemical Equilibrium of Strong Coordination (DMF) 46 3.6. Chemical Equilibrium of Intermediate Coordination (EtOH) 48 3.7. Chemical Equilibrium of Intermediate Coordination (MeOH) 49 IV. CONCLUSIONS 50 V. SUMMARY (국문요약) 51 VI. REFERENCES 52
URI
http://dgist.dcollection.net/common/orgView/200000216166
http://hdl.handle.net/20.500.11750/10463
DOI
10.22677/thesis.200000216166
Degree
Master
Department
Emerging Materials Science
University
DGIST
Files:
There are no files associated with this item.
Collection:
Department of Emerging Materials ScienceETCETC


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