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題 名 | Investigation of Water Hyacinth Samples by Prompt Gamma-Ray Neutron Activation Analysis a Comparison Indication of Pollution in Egyptian Water Bodies=利用瞬發加馬射線中子活化分析法檢測水中風信子樣本-埃及水質污染指標之比較 |
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作 者 | Abdel-Sabour,M. F.; Abdel-Haleem,A. S.; Sroor,A.; Zohny,E. E.; | 書刊名 | 核子科學 |
卷 期 | 34:5 1997.10[民86.10] |
頁 次 | 頁380-386 |
分類號 | 445.213 |
關鍵詞 | 瞬發加馬射線中子活化分析法; 檢測; 水質污染; Water hyacinth; Prompt technique; Water pollution; |
語 文 | 英文(English) |
英文摘要 | Samples of water hyacinth collected from different three water bodies were investigated further for non-essential, non-metal and rare earth elemental content using prompt gamma-ray neutron cacivation analysis technique (PGNAA). Results showed that the samples collectied from Abu-Zabaal drain accumulated higher amounts of Sr, V, As,Sb,P, B and I in their shoots and roots. Six lanthanide elements were identified with a variation in concentraion between the studied sites. In general, PGNNA technique is suitable for multielemental analysis for environmental samples and for monitoring purposes. Also, water hyacinth plant could be used as a good indicator of water pollution of trace and rare earth elements built up in different water bodies. Sr/Ca ratios varies due to plant parts and water bodies (0.07-1.11), however the highest Sr/Ca ratios were observed in case of drain and canal samples, which may reflect the built-up concentration of Sr in drain and Ismailia canal samples. The interactions between B and Cu, Cr and P could be a good indication of metal accumulation in the studied water bodies. All B ratios with Cu, Cr and P showed that the accumulation of Cu, Cr and P was higher in drain sample compared to either Nile or canal samples. |
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