표제지
목차
국문초록 8
I. 서론 9
II. 이론적 배경 12
1. 방사선이란 12
1) 자연방사선 12
2) 인공방사선 15
2. 비료 17
1) 유기질 비료 18
2) 무기질비료 19
3) 비료의 분류 20
4) 비료의 종류 21
3. 신틸레이터 (Scintillator) 25
1) Inorganic scintillation 25
2) Organic scintillation 26
III. 실험재료 및 방법 27
1. 실험재료 27
1) 비료 27
2) 연구 장비 28
3) 실험방법 29
4) 백그라운드 30
IV. 결과 31
1. 질소비료(Nitrogenous fertilizer) 31
2. 칼슘비료(calcium fertilizer) 32
3. 유황비료(Sulfur fertilizer) 33
4. 인산비료(Phosphate fertilizer) 34
5. 염화칼륨비료(Potassium Chloride Fertilizer) 35
V. 고찰 36
결론 39
참고문헌 40
Abstract 45
Table 1. Classification of fertilizer 20
Table 2. Types of Phosphate Fertilizers 21
Table 3. Types of Nitrogen Fertilizers 22
Table 4. Types of Potassium Fertilizer 23
Table 5. Types of Calcium Fertilizer 24
Table 6. Types of Inorganic scintillation 25
Table 7. Type of Organic scintillation 26
Table 8. Characteristics of Scintillator 28
Table 9. Sample weight and volume 29
Table 10. Analytical Value of Nitrogen Fertilizer 31
Table 11. Analytical Value of Calcium Fertilizer 32
Table 12. Analytical Value of Sulfur Fertilizer 33
Table 13. Analytical Value of Phosphate Fertilizer 34
Table 14. Analytical Values of Potassium Chloride Fertilizer 35
Figure 1. Type of fertilizer 27
Figure 2. Scintillator 28
Figure 3. Back Ground Sample 30
Figure 4. Spectrum of Back Ground 30
Figure 5. Spectrum of Nitrogen Fertilizers 31
Figure 6. Spectrum of Calcium Fertilizer 32
Figure 7. Spectrum of Sulfur Fertilizer 33
Figure 8. Spectrum of Phosphate Fertilizer 34
Figure 9. Spectrum of Potassium Chloride Fertilizer 35