표제지
목차
국문요약 11
Ⅰ. 서론 13
1-1. 연구배경 13
1-2. 기술현황 및 연구 목표 17
Ⅱ. 이론적 배경 20
2-1. 플라스틱의 종류 및 시료 선정 20
2-2. 형광의 원리 23
2-3. 자외선 형광측정법의 원리 24
Ⅲ. 광 검출 측정시스템 설계 26
3-1. 실험 개요 26
3-2. 실험 장비 구성 27
1. Xenon Flash Lamp 27
2. Bandpass Filter (300nm) 29
3. Beam Splitter 31
4. Bandpass Filter (357nm) 33
5. Photodiode 35
3-3. 측정 장비 검증 실험 36
3-4. 실험 내용 42
Ⅳ. 결론 63
참고문헌 65
ABSTRACT 67
Table 1. Types of recycled plastic 22
Table 2. Excitation and divergence wavelengths of plastic 25
Table 3. specification of Xenon Flash Lamp 28
Table 4. Specifications for 300nm Bandpass Filter 30
Table 5. Specifications for UV Plate Beam Splitter 32
Table 6. Specifications for 357nm Bandpass Filter 34
Table 7. First experimental data 50
Table 8. Second experimental data 55
Table 9. Third experimental data 57
Table 10. Seawater measurement data 1 61
Table 11. Seawater measurement data 2 62
Fig 1. microplastics in the ocean 13
Fig 2. Types of Marine Waste 14
Fig 3. Classification by plastic size 15
Fig 4. Types of microplastics 15
Fig 5. Wavelength range 17
Fig 6. Micro-infrared spectroscopy(μFT-IR) 18
Fig 7. Micro-Raman spectroscopy(μRaman) 18
Fig 8. Principle of fluorescence 23
Fig 9. Principle of Ultraviolet fluorescence detection 24
Fig 10. Excitation and divergence wavelengths of PET 25
Fig 11. Configuring the UV Fluorescence Measurement Optical System 26
Fig 12. Xenon Flash Lamp 27
Fig 13. 300nm Bandpass Filter 29
Fig 14. 300nm Bandpass Filter FWHM(Full Width-Half Max) 30
Fig 15. UV Plate Beam Splitter 31
Fig 16. 357nm Bandpass Filter 33
Fig 17. 357nm Bandpass Filter FWHM(Full Width-Half Max) 34
Fig 18. Photodiode test schematic 36
Fig 19. Photodiode test graph 37
Fig 20. Light source connection 38
Fig 21. Connect the Power supply to the DAQ 39
Fig 22. Connection position of DAQ 40
Fig 23. Optical equipment position schematic 41
Fig 24. Optical equipment Front View 41
Fig 25. 8mm parallel light test 42
Fig 26. 22mm parallel light test 43
Fig 27. 18mm parallel light test 43
Fig 28. Optical system housing image 44
Fig 29. External installation of the optical system 45
Fig 30. Internal installation of the optical system 45
Fig 31. Sample container 47
Fig 32. Nothing, PET 49
Fig 33. PP, LDPE 49
Fig 34. HDPE 49
Fig 35. First experimental data graph 51
Fig 36. Distilled water 52
Fig 37. PET, PLA power 53
Fig 38. PP powder 53
Fig 39. Second experimental data graph 55
Fig 40. Add PET before(left), after(right) 56
Fig 41. Third experimental data graph 58
Fig 42. JInhaeru, Gwisan-dong 59
Fig 43. Gwangam-dong, Gapo-dong 60
Fig 44. Seawater measurement data graph 62