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239+240Pu in the northern South China Sea, columnId=null, journalTitle=Haiyang Xuebao, columnName=null, runingTitle=null, highlight=null, articleAbstract=
This study compiled data on the 239+240Pu concentration or specific ratio-activity, 240Pu/239Pu atom ratio, and 239+240Pu flux or inventory in seawater, corals, shells and sediment samples in the northern South China Sea. The 239+240Pu sources and trends in surface seawater, water columns, surface sediments, and sediment cores in this area were presented. According to the two end member model, global fallout (GF) and the Pacific Proving Grounds (PPG) were currently the sources of 239+240Pu in environmental samples investigated from the northern South China Sea. Meanwhile, according to the migration model, it was found for the first time that a positive linear relationship between the water depth corresponding to the 239+240Pu peak concentration in the water column and its migration rate. The correlation between the organic matter content or particle size of surface sediments and the 239+240Pu specific ratio-activity had a segmented nature, showing positive and negative correlations, respectively. The numerical result of the 239+240Pu chrono-marker sedimentation rate in sediment core samples was usually greater than or equal to the maximum apparent diffusion rate of relatively exchangeable 239+240Pu in the same core sample, and there was a significant positive linear relationship between the sedimentation rate and the maximum apparent diffusion rate, the impact of the maximum apparent diffusion rate of relatively exchangeable 239+240Pu in the core sample on the sedimentation rate can be ignored.
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239+240Pu的来源与变化趋势研究, columnId=1149698756456657529, journalTitle=海洋学报, columnName=论文, runingTitle=null, highlight=null, articleAbstract=
本文对南海北部海域海水、珊瑚、贝壳和沉积物中239+240Pu浓度或比活度、240Pu/239Pu原子比值和239+240Pu累积通量等283个站位数据进行整理,归纳总结了该海域239+240Pu在表层海水、水柱、表层沉积物以及柱样沉积物中的来源与变化趋势。根据端元模型研究结果表明,目前全球大气沉降(GF)和太平洋核试验场(PPG)是南海北部海域所调查环境样品中239+240Pu的主要来源。同时,根据迁移模型发现水柱中239+240Pu浓度峰值所对应的海水深度与其迁移速率呈现正相关的线性关系。表层沉积物有机质含量或粒度与239+240Pu比活度相关性具有分段性质,分别呈现正相关性和负相关性。沉积物柱样中239+240Pu的沉积速率在数值上通常要大于等于可交换态239+240Pu的表观对流速率,并且柱样中239+240Pu的沉积速率与最大表观对流速率呈现显著正相关的线性关系;柱样中可交换态239+240Pu的最大表观对流速率对沉积速率的影响可以忽略。
, correspAuthors=null, authorNote=null, correspAuthorsNote=null, copyrightStatement=版权所有©《海洋学报》编辑部 2025
黄亚楠,刘志勇,管永精. 中国南海北部海域239+240Pu的来源与变化趋势研究[J]. 海洋学报,2025,47(2):56–68 Huang Yanan,Liu Zhiyong,Guan Yongjing. Research on the sources and trends of 239+240Pu in the northern South China Sea[J]. Haiyang Xuebao,2025, 47(2):56–68
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1School of Environment and Life sciences, Nanning Normal University, Nanning 530001, China
2School of Marine Sciences, Sun Yat-sen University, Zhuhai 519082, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1189620260341818151, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, authorId=1189620260111131427, language=CN, stringName=黄亚楠, firstName=亚楠, middleName=null, lastName=黄, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1 南宁师范大学 环境与生命科学学院,广西 南宁 530001
2 中山大学 海洋科学学院,广东 珠海 519082, bio={"content":"
黄亚楠(1986—),男,河南省正阳县人,研究方向为同位素地球化学与年代学。E-mail:highttee@163.com
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黄亚楠(1986—),男,河南省正阳县人,研究方向为同位素地球化学与年代学。E-mail:highttee@163.com
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3 苏州大学 放射医学与防护学院,江苏 苏州 215123, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1189620259922387738, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, xref=3, ext=[AuthorCompanyExt(id=1189620259926582043, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, companyId=1189620259922387738, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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239+240Pu的分布与沉积通量[J]. 海洋环境科学, 2022, 41(5): 723−730., articleTitle=null, refAbstract=null), Reference(id=1189620267455357832, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=44, rfOrder=53, authorNames=null, journalName=null, refType=null, unstructuredReference=Huang Yanan. Vertical distributions and inventories of
239+240Pu in sediment cores of Bohai and Yellow Seas of China[J]. Marine Environmental Science, 2022, 41(5): 723−730., articleTitle=null, refAbstract=null), Reference(id=1189620267514078089, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=45, rfOrder=54, authorNames=null, journalName=null, refType=null, unstructuredReference=黄亚楠. 中国东部海域中
239+240Pu的来源与沉积过程研究[J]. 海洋学报, 2022, 44(11): 77−87., articleTitle=null, refAbstract=null), Reference(id=1189620267593769866, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=45, rfOrder=55, authorNames=null, journalName=null, refType=null, unstructuredReference=Huang Yanan. Source and sedimentary process of
239+240Pu in the eastern China seas[J]. Haiyang Xuebao, 2022, 44(11): 77−87., articleTitle=null, refAbstract=null), Reference(id=1189620267677655947, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=46, rfOrder=56, authorNames=null, journalName=null, refType=null, unstructuredReference=Liu Zhiyong, Zheng Jian, Pan Shaoming, et al. Pu and
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239Pu and
240Pu sources in sedimentary records in the East China Sea: implications for provenance and transportation[J]. Earth and Planetary Science Letters, 2017, 466: 32−42., articleTitle=null, refAbstract=null), Reference(id=1189620267933508495, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=50, rfOrder=60, authorNames=null, journalName=null, refType=null, unstructuredReference=Wang Zhongliang, Yamada M. Plutonium activities and
240Pu/
239Pu atom ratios in sediment cores from the East China Sea and Okinawa Trough: sources and inventories[J]. Earth and Planetary Science Letters, 2005, 233(3/4): 441−453., articleTitle=null, refAbstract=null), Reference(id=1189620268017394576, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=51, rfOrder=61, authorNames=null, journalName=null, refType=null, unstructuredReference=Wang Jinlong, Du Jinzhou, Zheng Jian, et al. Plutonium in Southern Yellow Sea sediments and its implications for the quantification of oceanic-derived mercury and zinc[J]. Environmental Pollution, 2020, 266: 115262., articleTitle=null, refAbstract=null), Reference(id=1189620268097086353, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=52, rfOrder=62, authorNames=null, journalName=null, refType=null, unstructuredReference=Sun Jiang, Zhu Shaodong, Xing Shan, et al. Level, distribution and sources of Np, Pu and Am isotopes in Peter the Great Bay of Japan sea[J]. Journal of Environmental Radioactivity, 2024, 274: 107400., articleTitle=null, refAbstract=null), Reference(id=1189620268168389522, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=53, rfOrder=63, authorNames=null, journalName=null, refType=null, unstructuredReference=Wu M M, Shi Y, Liu Z Y, et al. Provenance and sedimentation of Pu and
237Np in the northern Taiwan Strait suffering intensive land–ocean interaction[J]. Environmental Pollution, 2024, 125420, articleTitle=null, refAbstract=null)], funds=[Fund(id=1189620263768564562, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, awardId=null, language=CN, fundingSource=南宁师范大学博士科研启动项目(602021239517)。, fundOrder=null, country=null)], companyList=[AuthorCompany(id=1189620259591037716, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, xref=1, ext=[AuthorCompanyExt(id=1189620259599426325, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, companyId=1189620259591037716, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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4School of Physical Science and Technology, Guangxi University, Nanning 530004, China), AuthorCompanyExt(id=1189620260018856737, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, companyId=1189620259997885214, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
4 广西大学 物理科学与工程技术学院,广西 南宁 530004)])], figs=[ArticleFig(id=1189620261688189754, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=EN, label=Fig. 1, caption=
Spatial distribution of 239+240Pu sampling stations in the northern South China Sea, figureFileSmall=PNdjquKNZ7gsM4Yr5Y/m3Q==, figureFileBig=gnl+PzkQGqBLhOjQ7kB76w==, tableContent=null), ArticleFig(id=1189620261763687227, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=CN, label=图1, caption=
南海北部海域239+240Pu采样站位分布, figureFileSmall=PNdjquKNZ7gsM4Yr5Y/m3Q==, figureFileBig=gnl+PzkQGqBLhOjQ7kB76w==, tableContent=null), ArticleFig(id=1189620261847573308, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=EN, label=Fig. 2, caption=
The variation of 239+240Pu concentration in surface seawater of the northern South China Sea over time, figureFileSmall=61Iq/ZhHzM5VDHolCC4wcg==, figureFileBig=Ol4oM/AP90mJcLKE8tDFdA==, tableContent=null), ArticleFig(id=1189620261910487869, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=CN, label=图2, caption=
南海北部海域表层海水中239+240Pu浓度的变化, figureFileSmall=61Iq/ZhHzM5VDHolCC4wcg==, figureFileBig=Ol4oM/AP90mJcLKE8tDFdA==, tableContent=null), ArticleFig(id=1189620261969208126, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=EN, label=Fig. 3, caption=
Vertical distribution of 239+240Pu concentration in seawater column samples, figureFileSmall=TVzbqyO2wcfDV8BOm/hyuw==, figureFileBig=FcfmoqqZOR9CVz9oOriwvg==, tableContent=null), ArticleFig(id=1189620262036316991, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=CN, label=图3, caption=
海水柱样中239+240Pu浓度的垂向分布, figureFileSmall=TVzbqyO2wcfDV8BOm/hyuw==, figureFileBig=FcfmoqqZOR9CVz9oOriwvg==, tableContent=null), ArticleFig(id=1189620262103425856, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=EN, label=Fig. 4, caption=
Comparison of diffusion rates of 239+240Pu from different sources in seawater column samples, figureFileSmall=JB4s2xR75c1Xw/DQPS8tpw==, figureFileBig=HBZhhk952lUgbIM3jBAVew==, tableContent=null), ArticleFig(id=1189620262183117633, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=CN, label=图4, caption=
海水柱样中不同来源239+240Pu扩散速率的比较, figureFileSmall=JB4s2xR75c1Xw/DQPS8tpw==, figureFileBig=HBZhhk952lUgbIM3jBAVew==, tableContent=null), ArticleFig(id=1189620262308946754, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=EN, label=Fig. 5, caption=
239+240Pu and 240Pu/239Pu in surface sediments of the northern South China Sea, figureFileSmall=LKr80crbK4NftnFDST9IFQ==, figureFileBig=C89MxwUkrabkjmMY6OpzcA==, tableContent=null), ArticleFig(id=1189620262409610051, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=CN, label=图5, caption=
南海北部海域表层沉积物中239+240Pu与240Pu/239Pu, figureFileSmall=LKr80crbK4NftnFDST9IFQ==, figureFileBig=C89MxwUkrabkjmMY6OpzcA==, tableContent=null), ArticleFig(id=1189620262518661956, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=EN, label=Fig. 6, caption=
Particle size distribution in surface sediments of the northern South China Sea, figureFileSmall=OzXp7L6G16PdelXLrH8RJQ==, figureFileBig=S+86l+F+LRa9f13m0n6OUw==, tableContent=null), ArticleFig(id=1189620262610936645, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=CN, label=图6, caption=
南海北部海域表层沉积物中粒度分布, figureFileSmall=OzXp7L6G16PdelXLrH8RJQ==, figureFileBig=S+86l+F+LRa9f13m0n6OUw==, tableContent=null), ArticleFig(id=1189620262678045510, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=EN, label=Fig. 7, caption=
Vertical distribution of 239+240Pu in sediment cores from the northern South China Sea, figureFileSmall=dsothuDTfZM0/zQWJTIflg==, figureFileBig=RDx/D0uhxCf7dy3CyL4Qog==, tableContent=null), ArticleFig(id=1189620262782903111, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=CN, label=图7, caption=
南部北部海域柱样沉积物中239+240Pu比活度的垂向分布, figureFileSmall=dsothuDTfZM0/zQWJTIflg==, figureFileBig=RDx/D0uhxCf7dy3CyL4Qog==, tableContent=null), ArticleFig(id=1189620262862594888, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=EN, label=Fig. 8, caption=
Comparison of sedimentation rate and apparent diffusion rate of 239+240Pu in sediment cores, figureFileSmall=MGcj4uS8Pn5YAvZ1A0hG2A==, figureFileBig=wnT+v+N9UBQtkNZjglJ1GA==, tableContent=null), ArticleFig(id=1189620262942286665, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=CN, label=图8, caption=
柱样沉积物中239+240Pu的沉积速率与最大表观对流速率比较, figureFileSmall=MGcj4uS8Pn5YAvZ1A0hG2A==, figureFileBig=wnT+v+N9UBQtkNZjglJ1GA==, tableContent=null), ArticleFig(id=1189620263005201226, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=EN, label=Table 2, caption=
Diffusion rate of 239+240Pu in seawater column samples
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 海域 | 柱样名称 | v 1−PPG/ (m·a−1) | R 2 | v 1−GF/ (m·a−1) | R 2 | 239+240Pu峰值深度/m | 参考文献 |
| 1 | 赤道海域 | AQ-7 | 9 ± 0 | 0.99 | 8 ± 1 | 0.90 | 600 | 文献[26, 37] |
| 2 | 南太平洋 | AQ-13 | 14 ± 2 | 0.92 | 8 ± 1 | 0.66 | 300 | 文献[26, 37] |
| 3 | 西北太平洋 | DR-10 | 8 ± 1 | 0.78 | 7 ± 1 | 0.78 | 598 | 文献[26, 38] |
| 4 | 白令海 | DR-13 | 8 ± 1 | 0.66 | 9 ± 1 | 0.75 | 405 | 文献[26, 38] |
| 5 | 南澳大利亚海盆 | PA-4 | 15 ± 1 | 0.80 | 13 ± 1 | 0.90 | 1000 | 文献[26, 39] |
| 6 | 珀斯海盆 | PA-5 | 15 ± 1 | 0.81 | 13 ± 1 | 0.89 | 1000 | 文献[26, 39] |
| 7 | 西澳大利亚海盆 | PA-7 | 8 ± 1 | 0.65 | 6 ± 1 | 0.63 | 200 | 文献[26, 39] |
| 8 | 安达曼海 | PA-9 | 5 ± 1 | 0.63 | 5 ± 0 | 0.80 | 400 | 文献[26, 39] |
| 9 | 孟加拉湾 | PA-10 | 5 ± 1 | 0.49 | 5 ± 1 | 0.58 | 200 | 文献[26, 39] |
| 10 | 南海北部海域 | SEATSII | 12 ± 1 | 0.92 | 9.84 | 0.91 | 500 | 文献[17, 26] |
), ArticleFig(id=1189620263084893003, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=CN, label=表2, caption=
海水柱样中239+240Pu的扩散速率
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 海域 | 柱样名称 | v 1−PPG/ (m·a−1) | R 2 | v 1−GF/ (m·a−1) | R 2 | 239+240Pu峰值深度/m | 参考文献 |
| 1 | 赤道海域 | AQ-7 | 9 ± 0 | 0.99 | 8 ± 1 | 0.90 | 600 | 文献[26, 37] |
| 2 | 南太平洋 | AQ-13 | 14 ± 2 | 0.92 | 8 ± 1 | 0.66 | 300 | 文献[26, 37] |
| 3 | 西北太平洋 | DR-10 | 8 ± 1 | 0.78 | 7 ± 1 | 0.78 | 598 | 文献[26, 38] |
| 4 | 白令海 | DR-13 | 8 ± 1 | 0.66 | 9 ± 1 | 0.75 | 405 | 文献[26, 38] |
| 5 | 南澳大利亚海盆 | PA-4 | 15 ± 1 | 0.80 | 13 ± 1 | 0.90 | 1000 | 文献[26, 39] |
| 6 | 珀斯海盆 | PA-5 | 15 ± 1 | 0.81 | 13 ± 1 | 0.89 | 1000 | 文献[26, 39] |
| 7 | 西澳大利亚海盆 | PA-7 | 8 ± 1 | 0.65 | 6 ± 1 | 0.63 | 200 | 文献[26, 39] |
| 8 | 安达曼海 | PA-9 | 5 ± 1 | 0.63 | 5 ± 0 | 0.80 | 400 | 文献[26, 39] |
| 9 | 孟加拉湾 | PA-10 | 5 ± 1 | 0.49 | 5 ± 1 | 0.58 | 200 | 文献[26, 39] |
| 10 | 南海北部海域 | SEATSII | 12 ± 1 | 0.92 | 9.84 | 0.91 | 500 | 文献[17, 26] |
), ArticleFig(id=1189620263189750604, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=EN, label=Table 3, caption=
The correlation between 239+240Pu (x) and 240Pu/239Pu (y) in surface sediments of the northern South China Sea
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 拟合方程 | n | R | 样品类型 | 相关性 | 参考文献 |
| 1 | y = −0.0021 × (1/x) + 0.269 | 25 | −0.854 | 沉积物 | 负相关 | 文献[21] |
| 2 | y = −0.0022 × (1/x) + 0.271 | 44 | −0.705 | 沉积物 | 负相关 | 文献[23] |
| 3 | y = −0.00124 × (1/x) + 0.249 | 36 | −0.536 | 沉积物 | 负相关 | 文献[25] |
| 4 | Y = 0.0184 × lg(x)+0.275 | 91 | 0.599 | 沉积物 | 正相关 | 文献[41] |
| 5 | Y = 0.0347 × lg(x)+0.238 | 175 | 0.439 | 沉积物 | 正相关 | 本研究 |
| 6 | Y = 0.0402 × lg(x)+0.233 | 187 | 0.486 | 沉积物+珊瑚 | 正相关 | 本研究 |
), ArticleFig(id=1189620263282025293, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=CN, label=表3, caption=
南海北部表层沉积物中239+240Pu(x)与240Pu/239Pu(y)相关关系
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| 序号 | 拟合方程 | n | R | 样品类型 | 相关性 | 参考文献 |
| 1 | y = −0.0021 × (1/x) + 0.269 | 25 | −0.854 | 沉积物 | 负相关 | 文献[21] |
| 2 | y = −0.0022 × (1/x) + 0.271 | 44 | −0.705 | 沉积物 | 负相关 | 文献[23] |
| 3 | y = −0.00124 × (1/x) + 0.249 | 36 | −0.536 | 沉积物 | 负相关 | 文献[25] |
| 4 | Y = 0.0184 × lg(x)+0.275 | 91 | 0.599 | 沉积物 | 正相关 | 文献[41] |
| 5 | Y = 0.0347 × lg(x)+0.238 | 175 | 0.439 | 沉积物 | 正相关 | 本研究 |
| 6 | Y = 0.0402 × lg(x)+0.233 | 187 | 0.486 | 沉积物+珊瑚 | 正相关 | 本研究 |
), ArticleFig(id=1189620263365911374, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=EN, label=Table 4, caption=
The correlation between particle size or organic matter and 239+240Pu
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| 序号 | 项目 | 区间 | 拟合方程 | n | R | 相关性 |
| 1 | 粒度−239+240Pu | 0~20 μm | y = −0.013x + 0.388 | 47 | −0.281 | 负相关 |
| 2 | 粒度−239+240Pu | 20~30 μm | y = −0.038x + 1.303 | 9 | −0.904 | 负相关 |
| 3 | 粒度−239+240Pu | 40~180 μm | y = −0.0005x + 0.185 | 8 | −0.445 | 负相关 |
| 4 | 有机质−239+240Pu | 0~1% | y = 0.173x + 0.107 | 21 | 0.400 | 正相关 |
| 5 | 有机质−239+240Pu | 1~10% | y = 0.050x − 0.029 | 45 | 0.644 | 正相关 |
| 6 | 有机质−239+240Pu | 10~20% | y = 0.014x − 0.100 | 3 | 0.954 | 正相关 |
), ArticleFig(id=1189620263437214543, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=CN, label=表4, caption=
粒度或有机质与239+240Pu比活度的相关性分析
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| 序号 | 项目 | 区间 | 拟合方程 | n | R | 相关性 |
| 1 | 粒度−239+240Pu | 0~20 μm | y = −0.013x + 0.388 | 47 | −0.281 | 负相关 |
| 2 | 粒度−239+240Pu | 20~30 μm | y = −0.038x + 1.303 | 9 | −0.904 | 负相关 |
| 3 | 粒度−239+240Pu | 40~180 μm | y = −0.0005x + 0.185 | 8 | −0.445 | 负相关 |
| 4 | 有机质−239+240Pu | 0~1% | y = 0.173x + 0.107 | 21 | 0.400 | 正相关 |
| 5 | 有机质−239+240Pu | 1~10% | y = 0.050x − 0.029 | 45 | 0.644 | 正相关 |
| 6 | 有机质−239+240Pu | 10~20% | y = 0.014x − 0.100 | 3 | 0.954 | 正相关 |
), ArticleFig(id=1189620263537877840, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=EN, label=Table 1, caption=
Information of 239+240Pu samples in the northern South China Sea
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 239+240Pu样品类型 | 采样年份 | 个数 | 测试方法 | 标样验证 | 参考文献 |
| 1 | 表层海水 | 1984−1997 | 9 | α谱仪 | n.a. | MARIS |
| 2 | 表层海水 | 2007前 | 1 | SF-ICP-MS | NBS-947 | 文献[14] |
| 3 | 表层海水 | 2014−2015 | 36 | α谱仪 | n.a. | 文献[15] |
| 4 | 表层海水 | 2014−2015 | 1 | MC-ICP-MS | IEAE-443 | 文献[16] |
| 5 | 海水(表层+柱样) | 2012−2013 | 19 | MC-ICP-MS | IEAE-443 | 文献[17] |
| 6 | 珊瑚 | 2018 | 1 | ICP-MS和AMS | n.a. | 文献[18] |
| 7 | 珊瑚 | 2018 | 11 | ICP-MS和AMS | n.a. | 文献[19] |
| 8 | 柱样沉积物 | 1996−1997 | 1 | SF-ICP-MS | n.a. | 文献[20] |
| 9 | 沉积物(表层+柱样) | 2009−2012 | 28 | SF-ICP-MS | IAEA-368 | 文献[21] |
| 10 | 沉积物(表层+柱样) | 2012 | 3 | SF-ICP-MS | NIST-4334I | 文献[10] |
| 11 | 表层沉积物 | 2013 | 44 | SF-ICP-MS | NBS-947 | 文献[22] |
| 12 | 表层沉积物 | n.a. | 3 | SF-ICP-MS | NBS-947 | 文献[23] |
| 13 | 表层沉积物 | 2018 | 13 | ICP-MS/MS | NIST-4334 | 文献[24] |
| 14 | 表层沉积物 | 2021 | 17 | ICP-MS/MS | NIST-4357 | 文献[11] |
| 15 | 表层沉积物 | 2022 | 36 | SF-ICP-MS | n.a. | 文献[25] |
| 16 | 表层沉积物 | 2006−2010 | 25 | SF-ICP-MS | NIST-4357 | 文献[26] |
| 17 | 柱样沉积物 | 2009−2023 | 7 | SF-ICP-MS | NIST-4357 | 文献[27] |
| 18 | 贝壳 | 2021 | 5 | AMS | UKAEA | 文献[28] |
| 19 | 表层海水 | 2019 | 23 | ICP-MS/MS | n.a. | 文献[29] |
), ArticleFig(id=1189620263621763921, tenantId=1146029695717560320, journalId=1149651085930835976, articleId=1189609211668455853, language=CN, label=表1, caption=
南海北部海域239+240Pu样品的数据信息
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号 | 239+240Pu样品类型 | 采样年份 | 个数 | 测试方法 | 标样验证 | 参考文献 |
| 1 | 表层海水 | 1984−1997 | 9 | α谱仪 | n.a. | MARIS |
| 2 | 表层海水 | 2007前 | 1 | SF-ICP-MS | NBS-947 | 文献[14] |
| 3 | 表层海水 | 2014−2015 | 36 | α谱仪 | n.a. | 文献[15] |
| 4 | 表层海水 | 2014−2015 | 1 | MC-ICP-MS | IEAE-443 | 文献[16] |
| 5 | 海水(表层+柱样) | 2012−2013 | 19 | MC-ICP-MS | IEAE-443 | 文献[17] |
| 6 | 珊瑚 | 2018 | 1 | ICP-MS和AMS | n.a. | 文献[18] |
| 7 | 珊瑚 | 2018 | 11 | ICP-MS和AMS | n.a. | 文献[19] |
| 8 | 柱样沉积物 | 1996−1997 | 1 | SF-ICP-MS | n.a. | 文献[20] |
| 9 | 沉积物(表层+柱样) | 2009−2012 | 28 | SF-ICP-MS | IAEA-368 | 文献[21] |
| 10 | 沉积物(表层+柱样) | 2012 | 3 | SF-ICP-MS | NIST-4334I | 文献[10] |
| 11 | 表层沉积物 | 2013 | 44 | SF-ICP-MS | NBS-947 | 文献[22] |
| 12 | 表层沉积物 | n.a. | 3 | SF-ICP-MS | NBS-947 | 文献[23] |
| 13 | 表层沉积物 | 2018 | 13 | ICP-MS/MS | NIST-4334 | 文献[24] |
| 14 | 表层沉积物 | 2021 | 17 | ICP-MS/MS | NIST-4357 | 文献[11] |
| 15 | 表层沉积物 | 2022 | 36 | SF-ICP-MS | n.a. | 文献[25] |
| 16 | 表层沉积物 | 2006−2010 | 25 | SF-ICP-MS | NIST-4357 | 文献[26] |
| 17 | 柱样沉积物 | 2009−2023 | 7 | SF-ICP-MS | NIST-4357 | 文献[27] |
| 18 | 贝壳 | 2021 | 5 | AMS | UKAEA | 文献[28] |
| 19 | 表层海水 | 2019 | 23 | ICP-MS/MS | n.a. | 文献[29] |
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