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I. 서론 14
II. 연구내용 및 방법 15
2-1. 과업범위 15
2-1-1. 과업내용 15
2-1-2. 연구목적 17
2-2. 연구추진체계 19
2-3. 연구진 구성 세부내용 20
2-4. 과업 수행방법 21
2-4-1. 안정동위원소를 이용한 산업지역 인근 호소의 오염원 추적기법 현장 적용 21
2-4-2. 토양-수계내 생지화학적 반응에 의한 안정동위원소비 변화 특성 조사 41
2-4-3. 안정동위원소비 분석 결과 데이터베이스 구축을 위한 기초자료 수집 및 설계 53
III. 연구결과 55
3-1. 안정동위원소를 이용한 산업지역 인근 호소의 오염원 추적기법 현장 적용 55
3-1-1. 안정동위원소를 이용한 주변 환경 변화에 따른 유기물 및 중금속 오염 유입원 파악 55
3-1-2. 안정동위원소를 이용하여 과거, 현재의 유기물 및 중금속 오염 유입원과 오염이력 추적 72
3-2. 토양-수계내 생지화학적 반응에 의한 안정동위원소비 변화 특성 조사 90
3-2-1. 토양 산화/환원 조건에 의한 중금속(납) 흡착특성 및 안정동위원소비 변화 조사 90
3-2-2. 광산토양의 산화-환원 조건 및 철 함량에 따른 납 흡착정도와 안정동위원소비 변화 확인 108
3-3. 안정동위원소비 분석 결과 데이터베이스 구축을 위한 기초자료 수집 및 설계 120
3-3-1. 국내 환경 매체별 안정동위원소비 (C, N, S, Pb) 분석 결과 및 기초자료(시료 지점 및 특성 등) 수집 120
IV. 결론 137
4-1. 환경매체별 안정동위원소비 분포 특성 및 라이브러리 구축 137
4-1-1. 안정동위원소를 이용한 산업지역 인근 호소의 오염원 추적기법 현장 적용 137
4-1-2. 토양-수계 내 생지화학적 반응에 의한 안정동위원소비 변화 특성 조사 137
4-1-3. 안정동위원소비 분석 결과 데이터베이스 구축을 위한 기초자료 수집 및 설계 138
V. 연구 성과 및 활용방안 139
5-1. 연구성과 139
5-2. 활용방안 140
VI. 참고문헌 141
Table 2-3-1. Research group, members and affiliation. 20
Table 2-4-1-1. Sampling site location and sample information 34
Table 2-4-1-2. Instrumental condition of EA-IRMS 37
Table 2-4-2-1. Experimental options for the Pb-spiking experiment 44
Table 2-4-2-2. Sampling site information 50
Table 3-1-1-1. Carbon and nitrogen stable isotopic composition of... 55
Table 3-1-1-2. TOC, TN and TS, carbon, nitrogen and sulfur stable isotopic... 58
Table 3-1-1-3. Distribution of hydrocarbons concentration (C15~C35) in A1.(이미지참조) 62
Table 3-1-1-4. Distribution of hydrocarbons concentration (C15~C35) in A2.(이미지참조) 63
Table 3-1-1-5. Distribution of hydrocarbons concentration (C15~C35) in A3.(이미지참조) 64
Table 3-1-1-6. Distribution of hydrocarbons concentration (C15~C35) in industrial area.(이미지참조) 65
Table 3-1-1-7. Distribution of hydrocarbons concentration (C15~C35) in rural area.(이미지참조) 66
Table 3-1-1-8. Distribution of hydrocarbons concentration (C15~C35) in urban area.(이미지참조) 67
Table 3-1-1-9. Distribution of hydrocarbons concentration (C15~C35) in reed wetland.(이미지참조) 68
Table 3-1-1-10. Compound-specific stable carbon isotope of... 70
Table 3-1-1-11. Compound-specific stable carbon isotope of... 70
Table 3-1-1-12. Compound-specific stable carbon isotope of... 71
Table 3-1-2-1. TOC and TN, carbon and nitrogen stable isotopic composition of... 73
Table 3-1-2-2. TOC and TS, carbon and sulfur stable isotopic composition of... 74
Table 3-1-2-3. TOC and TN, carbon and nitrogen stable isotopic composition... 77
Table 3-1-2-4. TOC and TS, carbon and sulfur stable isotopic composition of... 78
Table 3-1-2-5. TOC and TN, carbon and nitrogen stable isotopic composition... 81
Table 3-1-2-6. TOC and TS, carbon and sulfur stable isotopic composition of... 82
Table. 3-2-1-1. Lead isotope ratio for Pb-spiking experiment at various Pb... 101
Table. 3-2-1-2. Lead isotope ratio result after column purifying for Pb-spiking... 105
Table. 3-2-2-1. Lead isotope ratio result after column purifying for Pb-spiking... 116
Table 3-3-1-1. List of Categorized Data Information. 123
Table 3-3-1-2. List of Categorized Data Information for Pb. 136
Table 5-1-1. Academic achievements in associated with the research project. 139
Figure 2-2-1. Overview of the present research project 19
Figure 2-4-1-1. Location of sampling sites in the stream... 21
Figure 2-4-1-2. Spatial distribution of pollution load index... 22
Figure 2-4-1-3. Map of study area 23
Figure 2-4-1-4. comparison of mean concentrations of DO saturation and Chl-a... 24
Figure 2-4-1-5. Sampling station in Lake 25
Figure 2-4-1-6. Vertical profiles of hydrography and water quality parameters at... 26
Figure 2-4-1-7. Vertical profiles of water temperature,... 28
Figure 2-4-1-8. Vertical profiles of chlorophyll-a at... 29
Figure 2-4-1-9. Relative contribution profiles of the four... 30
Figure 2-4-1-10. Relationship between... 32
Figure 2-4-1-11. Study sites in Lake A. 33
Figure 2-4-1-12. Pictures of sampling 35
Figure 2-4-1-13. Sample treatment 36
Figure 2-4-1-14. Scheme of sediment extraction procedure 38
Figure 2-4-1-15. Pictures of sampling core sediment using gravity corer 39
Figure 2-4-1-16. Treatment procedure of sediment sample for analysis 40
Figure 2-4-2-1. Reduced... 42
Figure 2-4-2-2. Aliquot samples after Pb-spiking experiment 45
Figure 2-4-2-3. Teflon column setting for the chemical separation using MP-1M... 46
Figure 2-4-2-4. Block diagram for the Pb column separation process 47
Figure 2-4-2-5. 1:50000 scale geological map of sampling area 49
Figure 2-4-2-6. Location of sampling sites of M and H mine area. 50
Figure 2-4-2-7. Sample drying process in fume hood 51
Figure 2-4-2-8. Block diagram for the Pb analysis process 52
Figure 2-4-3-1. Example of putting in a keyword for stable isotope ratio library 54
Figure 2-4-3-2. Example of arranging papers for stable isotope... 54
Figure 3-1-1-1. Dual plot and 3D scatter plot in δ¹³C, δ15N, δ³⁴S of particulate...(이미지참조) 56
Figure 3-1-1-2. Dual plot and 3D scatter plot in δ¹³C, δ15 N,...(이미지참조) 59
Figure 3-1-1-3. Total organic... 60
Figure 3-1-1-4. Distribution of hydrocarbon concentration(C15~C35)...(이미지참조) 62
Figure 3-1-1-5. Distribution of hydrocarbon concentration(C15~C35)...(이미지참조) 63
Figure 3-1-1-6. Distribution of hydrocarbon concentration(C15~C35)...(이미지참조) 64
Figure 3-1-1-7. Distribution of hydrocarbon concentration(C15~C35)...(이미지참조) 65
Figure 3-1-1-8. Distribution of hydrocarbon concentration(C15~C35)...(이미지참조) 66
Figure 3-1-1-9. Distribution of hydrocarbon concentration(C15~C35)...(이미지참조) 67
Figure 3-1-1-10. Distribution of hydrocarbon concentration(C15~C35)...(이미지참조) 68
Figure 3-1-1-11. Chromatograms of hydrocarbons detected by GC-IRMS. 69
Figure 3-1-2-1. Vertical distribution of δ¹³C, δ15N, TOC, TN and C/N ratio for A1 core samples(이미지참조) 75
Figure 3-1-2-2. Vertical distribution of δ¹³C, δ³⁴S, TOC, TS and C/S ratio for A1 core sediment samples 76
Figure 3-1-2-3. Vertical distribution of δ¹³C, δ15N, TOC, TN and C/N ratio for A2 core samples(이미지참조) 79
Figure 3-1-2-4. Vertical distribution of δ¹³C, δ³⁴S, TOC, TS and C/S ratio for A2 core samples 80
Figure 3-1-2-5. Vertical distribution of δ¹³C, δ15N, TOC, TN and C/N ratio for A3 core samples(이미지참조) 83
Figure 3-1-2-6. Vertical distribution of δ¹³C, δ³⁴S, TOC, TS and C/S ratio for A3 core samples 84
Figure 3-1-2-7. Comparison in vertical distribution of δ¹³C, δ15N, TOC, TN...(이미지참조) 85
Figure 3-1-2-8. Comparison in vertical distribution of δ¹³C, δ³⁴S, TOC, TS and... 85
Figure 3-1-2-9. Vertical distribution of Po-210 for A core samples. 86
Figure 3-1-2-10. Vertical distribution of Pb concentration for A core... 88
Figure 3-1-2-11. Dual plot of Pb concentration and Pb isotope... 88
Figure 3-1-2-12. Dual Plot of Pb isotope in... 89
Figure 3-1-2-13. Dual plot of Pb isotope 206Pb/207Pb...(이미지참조) 89
Figure 3-2-1-1. Experimental set-up for Pb-spiking experiment 90
Figure 3-2-1-2. The Residual Pb in supernatant of the Pb spiking... 92
Figure 3-2-1-3. The initial 120 minute data of the Residual Pb in... 93
Figure 3-2-1-4. The Residual Pb in supernatant of the Pb spiking experiment... 94
Figure 3-2-1-5. The Residual Pb in supernatant of the Pb spiking experiment... 94
Figure 3-2-1-6. The Residual Pb in supernatant of the Pb spiking experiment... 95
Figure 3-2-1-7. XRD profles for the nontronite oriented mount sample Pb... 96
Figure 3-2-1-8. The Residual Pb in supernatant of the Pb spiking experiment... 97
Figure 3-2-1-9. The Residual Pb in supernatant of the Pb spiking experiment(A:... 98
Figure 3-2-1-10. The Residual Pb in supernatant of the Pb spiking experiment... 98
Figure 3-2-1-11. Lead isotope ratio for Pb-spiking experiment with 19.4% reduced... 102
Figure 3-2-1-12. 208/206Pb value for Pb-spiking experiment...(이미지참조) 103
Figure 3-2-1-13. Lead isotope ratio for Pb-spiking experiment with 4.9% and 19.4% reduced nontronite by Na-dithionite at... 104
Figure 3-2-1-14. Lead isotope ratio for Pb-spiking experiment with 11.5%... 107
Figure 3-2-2-1. XRD profiles for the bulk soil sample from M and H... 108
Figure 3-2-2-2. SEM images and EDS spectrum for the bulk soil sample from... 109
Figure 3-2-2-3. Normalized (M6) contents of the cations for the bulk soil sample... 110
Figure 3-2-2-4. XRD profiles for the bulk soil samples before and after... 111
Figure 3-2-2-5. SEM images and EDS spectrum for the Na-dithionite reduced... 111
Figure 3-2-2-6. The Residual Pb in supernatant of the Pb spiking experiment (A:... 112
Figure 3-2-2-7. The Residual Pb in supernatant of the Pb spiking experiment... 112
Figure 3-2-2-8. The Residual Pb in supernatant of the Pb spiking experiment (A:... 113
Figure 3-2-2-9. The Residual Pb in supernatant of the Pb spiking experiment (A:... 114
Figure 3-2-2-10. The Residual Pb in supernatant of the Pb spiking experiment... 115
Figure 3-2-2-11. Lead isotope ratio for Pb-spiking experiment with H2 and reduced H2 at various Pb concentration, experiment... 117
Figure 3-2-2-12. 207/206Pb vs 208/206Pb three-isotope plots for D area...(이미지참조) 118
Figure 3-3-1-1. Sub-categorized by... 121
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