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Laser-Driven Elimination of Metal-Coordinated Solvents in Metal-Organic Frameworks

Title
Laser-Driven Elimination of Metal-Coordinated Solvents in Metal-Organic Frameworks
Author(s)
Hye in Song
DGIST Authors
Jeong, Nak CheonSong, Hye inLee, Kang Taek
Advisor
정낙천
Co-Advisor(s)
Kang Taek Lee
Issued Date
2019
Awarded Date
2019-02
Type
Thesis
Table Of Contents
Abstract i
List of contents ii
List of figures iv

I. INTRODUCTION 1

II. MATERIALS & METHODS 3
2.1 Materials 3
2.2 Synthesis of HKUST-1 Single crystal 3
2.3 Synthesis of HKUST-1 4
2.4 Synthesis of Cu-MOF-2 4
2.5 Synthesis of Zn-MOF-2 4
2.6 TA of HKUST-1, Cu-MOF-2, and Zn-MOF-2 5
2.7 Preparation of MeOH-HK, EtOH-HK, and DMF-HK 5
2.8 Sample preparation for 1H NMR measurements 5
2.9 Sample preparation for Raman spectra measurements 5
2.10 Sample preparation for the measurement of UV-vis absorption spectra 5
2.11 Instrumentation 6

III. RESULTS & DISCUSSION 7
3.1 Scheme of laser activation (LA) method 7
3.2 Mechanism of laser activation pathway for HKUST-1, MOF-2(Cu), and MOF-2(Zn)
8
3.3 Sample preparation of 1H NMR spectra, PXRD patterns, and Raman spectra
of MeOH-HKUST-1, EtOH-HKUST-1, and DMF-HKUST-1 9
3.4.1 Raman measurement for change of Cu-Cu vibration peak of MeOH-HKUST-1
to 532-nm-laser irradiation 12
3.4.2 Raman measurement for change of Cu-Cu vibration peak of EtOH-HKUST-1
to 532-nm-laser irradiation 13
3.4.3 Raman measurement for change of Cu-O vibration peak of DMF-HKUST-1 to
532-nm-laser irradiation 14
3.5 Raman measurement for change of Cu-Cu vibration peak of a HKUST-1 sample
wet in MeOH to 532-nm-laser irradiation 15
3.6.1 Optical Microscope and SEM images of large and small HKUST-1 crystals 16
3.6.2 Raman measurement for change of Cu-Cu vibration peak of small crystals of
MeOH-HKUST-1 to 532-nm-laser irradiation 17
3.7 Diffuse-Reflectance UV-vis absorption spectra of HKUST-1, MOF-2(Cu), and
MOF-2(Zn) 18
3.8.1 1H NMR and PXRD Results for Thermally Activated MOF-2 (Cu), (Zn). 19
3.8.2 Raman measurement for change of Cu-Cu vibration peak of Thermally Activated
MOF-2 (Cu), (Zn) to 532-nm-laser irradiation 21
3.8.3 Raman measurement for change of Cu-Cu vibration peak of Pristine-MOF-2 (Cu),
(Zn) to 532-nm-laser irradiation 22
3.8.4 Raman measurement for change of Cu-Cu vibration peak of Pristine-MOF-2 (Zn)
to 780-nm-laser irradiation 23
3.9.1 Raman measurement for change of Cu-O vibration peak of MeOH-HKUST-1
to 532-nm-laser irradiation 24
3.9.2 Raman measurement for change of Cu-O vibration peak of EtOH-HKUST-1
to 532-nm-laser irradiation 25
3.9.3 Raman measurement for change of Cu-O vibration peak of DMF-HKUST-1
to 532-nm-laser irradiation 26

IV. CONCLUSIONS 27
V. REFERENCES 28
VI. SUMMARY 33
URI
http://dgist.dcollection.net/common/orgView/200000171464

http://hdl.handle.net/20.500.11750/10711
DOI
10.22677/thesis.200000171464
Degree
MASTER
Department
Emerging Materials Science
Publisher
DGIST
Related Researcher
  • 정낙천 Jeong, Nak Cheon 화학물리학과
  • Research Interests Inorganic Chemistry; Metal-Organic Framework; Nanoporous Materials; Electron Transport;Ion Transport
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Department of Physics and Chemistry Theses Master

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