Tae-Young Hwang. (2023). Development of stretchable alternating current electroluminescent devices based on ionic liquid embedded thermoplastic polyurethane electrodes. doi: 10.22677/THESIS.200000657301
Type
Thesis
Description
교류구동 발광소자, 고체전해질 전극, ion gel
Table Of Contents
Ⅰ. Introduction 1 1.1 Electroluminescence device 1 1.1.1 Light emitting mechanism of Light emitting diode 1 1.1.2 Light emitting mechanism of Alternating current electroluminescence 4 2.1 Ionic thermoplastic polyurethane (i-TPU) 11 2.1.1 Thermoplastic polyurethane (TPU) 11 2.1.2 [EMIM]+ [TFSI]- ion liquid 14 3.1 i-TPU electrode measurement 16 3.1.1 X-ray diffraction (XRD) 16 3.1.2 Raman spectroscopy (RM) 17 3.1.3 Ultraviolet-Visible-Near infrared spectrometer 19 Ⅱ. Results & Discussion 22 4.1 i-TPU ion gel electrode 22 4.1.1 Fabrication of i-TPU 22 4.1.2 X-ray diffraction (XRD) 25 4.1.3 Raman spectroscopy (RM) 28 4.1.4 Ultraviolet-Visible-Near infrared spectroscopy 34 4.1.5 60 wt% i-TPU for ACEL electrodes 37 4.2 ACEL device with dual i-TPU electrodes 41 4.2.1 ACEL device structure 41 4.2.2 EL characteristics 43 4.2.3 Stretchable EL device 46 4.3 Comparison of various ACEL electrodes 48 Ⅲ. Conclusion 51 Ⅳ. Reference 52
