{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"近年来,国际社会对核<span style=\"color:red\">材料</span>保护、控制和衡算日益加强.对不明<span style=\"color:red\">材料</span>损失量(MUF)的关注逐渐提升.<span style=\"color:red\">铀</span><span style=\"color:red\">材料</span><span style=\"color:red\">质量</span>不确定性<span style=\"color:red\">测量</span>在估算<span style=\"color:red\">铀</span><span style=\"color:red\">材料</span>生产量中扮演重要角色.由于<span style=\"color:red\">铀</span><span style=\"color:red\">材料</span>自发裂变相对较弱,主动中子多重性法被应用于估算<span style=\"color:red\">铀</span><span style=\"color:red\">材料</span><span style=\"color:red\">质量</span>.通过拟合对不同系列<span style=\"color:red\">铀</span>金属壳的数值模拟结果,获得了描述<span style=\"color:red\">铀</span><span style=\"color:red\">材料</span><span style=\"color:red\">质量</span>与主动中子多重性特征之间的算法和参数.得到的关系表明,可以通过分析不同重数中子多重性探测结果获得<span style=\"color:red\">铀</span>部件的<span style=\"color:red\">质量</span>.对不同探测条件下的模拟结果的定量分析,确定了探测系统设置对<span style=\"color:red\">铀</span><span style=\"color:red\">质量</span>估算的影响,以及认知不确定性和随机不确定在估算过程中传播对<span style=\"color:red\">质量</span>估算的影响.对不确定度的分析获得了本文模拟采用的探测系统的最佳源强和探测时间窗设置,在此设置下,<span style=\"color:red\">质量</span>估算的不确定性最小.","authors":[{"authorName":"朱剑钰","id":"609f62d4-41bc-453a-8fc3-20c44e173b48","originalAuthorName":"朱剑钰"},{"authorName":"徐雪峰","id":"d633c0be-f638-412b-ab6b-5c0baf7a4087","originalAuthorName":"徐雪峰"},{"authorName":"蒋翊民","id":"cf34ca9f-04b6-45be-8a1f-37ad44a2576e","originalAuthorName":"蒋翊民"},{"authorName":"谢文雄","id":"3bde653d-b4c2-4a63-9481-9058a2ae7ffa","originalAuthorName":"谢文雄"},{"authorName":"张松柏","id":"9a0c2c67-904b-4928-8317-a276075858ba","originalAuthorName":"张松柏"},{"authorName":"伍钧","id":"88a623df-1646-4ecc-8cf9-d2833c03b20c","originalAuthorName":"伍钧"}],"doi":"10.11804/NuclPhysRev.32.03.323","fpage":"323","id":"9d4b2c02-3655-4384-a350-2b49ceda8a00","issue":"3","journal":{"abbrevTitle":"YZHWLPL","coverImgSrc":"journal/img/cover/YZHWLPL.jpg","id":"78","issnPpub":"1007-4627","publisherId":"YZHWLPL","title":"原子核物理评论   "},"keywords":[{"id":"4c159011-4e6a-4a01-87c5-02ba6895adae","keyword":"核<span style=\"color:red\">材料</span>衡算","originalKeyword":"核材料衡算"},{"id":"d150423c-1a96-4919-8c03-c3dcba0a55d6","keyword":"主动中子多重性法","originalKeyword":"主动中子多重性法"},{"id":"2d978464-5b3f-442e-9e69-7b076e5d9ec7","keyword":"量化不确定性","originalKeyword":"量化不确定性"},{"id":"1af3a191-7f9c-44ac-86dd-e8e807efd03b","keyword":"<span style=\"color:red\">铀</span><span style=\"color:red\">材料</span><span style=\"color:red\">质量</span><span style=\"color:red\">测量</span>","originalKeyword":"铀材料质量测量"}],"language":"zh","publisherId":"yzhwlpl201503012","title":"主动中子多重性法估算<span style=\"color:red\">铀</span><span style=\"color:red\">材料</span><span style=\"color:red\">质量</span>的不确定性","volume":"32","year":"2015"},{"abstractinfo":"利用HPGeγ谱仪<span style=\"color:red\">测量</span>了多个年龄段的HEU样品,获得了样品中N（214Bi）/N（234 U）的值,从而计算得到了HEU的年龄,其<span style=\"color:red\">测量</span>结果与参考值吻合较好。最后结合实验结果,系统分析了其它可能用于<span style=\"color:red\">测量</span>高浓<span style=\"color:red\">铀</span>年龄的方法,并对各种方法的可行性进行了分析。结果表明,214Bi/234 U比值法是最佳的选择。N（231Pa）/N（235 U）法中对γ谱如何解谱还需作进一步研究。","authors":[{"authorName":"张宏俊","id":"4007395c-2c40-4994-b88a-2c3302f8cafc","originalAuthorName":"张宏俊"},{"authorName":"任忠国","id":"8eacf864-d491-49ec-9237-b84834b8ed16","originalAuthorName":"任忠国"},{"authorName":"胡碧涛","id":"70f1e0a3-7437-4122-9a6f-f3f870b337d9","originalAuthorName":"胡碧涛"},{"authorName":"熊忠华","id":"d3e02d96-ce1a-4655-b3d6-de58d1b76a72","originalAuthorName":"熊忠华"},{"authorName":"何西尧","id":"28eca69e-6167-4404-bf66-3e391dca7af7","originalAuthorName":"何西尧"},{"authorName":"莫钊洪","id":"74807dfb-d04c-496d-a0bd-3c8c25127791","originalAuthorName":"莫钊洪"},{"authorName":"刘振汉","id":"07aaa2ee-19ec-4e3f-831f-606b9d4668d2","originalAuthorName":"刘振汉"},{"authorName":"赵德山","id":"b926bb20-a1aa-4c61-a1b0-bd5cf40382a2","originalAuthorName":"赵德山"}],"doi":"","fpage":"77","id":"951a5c94-ef6a-4d04-b4af-69c6695078b1","issue":"1","journal":{"abbrevTitle":"YZHWLPL","coverImgSrc":"journal/img/cover/YZHWLPL.jpg","id":"78","issnPpub":"1007-4627","publisherId":"YZHWLPL","title":"原子核物理评论   "},"keywords":[{"id":"d4087860-24d9-420a-9469-0ca3cc7411b7","keyword":"高浓<span style=\"color:red\">铀</span>","originalKeyword":"高浓铀"},{"id":"27d2ae18-2235-43f6-84dd-f4839516329e","keyword":"年龄","originalKeyword":"年龄"},{"id":"b9acd99c-8ce7-4c00-a5da-7cadec7b60a6","keyword":"被动法","originalKeyword":"被动法"},{"id":"984d29b5-f0c8-4fc4-93cf-4cfa26ae9579","keyword":"γ谱","originalKeyword":"γ谱"}],"language":"zh","publisherId":"yzhwlpl201201012","title":"被动法高浓<span style=\"color:red\">铀</span>年龄<span style=\"color:red\">测量</span>技术研究","volume":"29","year":"2012"},{"abstractinfo":"采用载流气体携带法<span style=\"color:red\">测量</span>了1500～1600℃范围U-Fe熔体上方Fe的蒸气分压,计算获得Fe在U熔体中的活度、活度系数及标准溶解自由能.结果显示,相对Raoult定律Fe为负偏差元素,1500和1600℃无限稀的<span style=\"color:red\">铀</span>熔体中Fe的活度系数γ分别为0.344和0.485,其在<span style=\"color:red\">铀</span>熔体中的标准溶解自由能与温度关系符合△G0 =-448 682+125.4T.","authors":[{"authorName":"陈波","id":"25be7758-99a7-4c4f-b820-fca920600bbf","originalAuthorName":"陈波"},{"authorName":"段玉洁","id":"df0f563f-acde-4695-a615-921f8a813b56","originalAuthorName":"段玉洁"},{"authorName":"杜战辉","id":"b6f355c4-ebcb-46c6-96f9-5a224879aba7","originalAuthorName":"杜战辉"},{"authorName":"刘奎","id":"07227695-8698-482c-885f-8a88cacbf9ea","originalAuthorName":"刘奎"},{"authorName":"张新建","id":"8753cfb1-c765-4325-85fa-5a7d0016b5a7","originalAuthorName":"张新建"},{"authorName":"王震宏","id":"a77ce2f1-269c-48c7-82b9-a9bcba3b6fac","originalAuthorName":"王震宏"}],"doi":"","fpage":"2793","id":"82766da1-9275-4a2a-95de-bf1e60a59652","issue":"11","journal":{"abbrevTitle":"XYJSCLYGC","coverImgSrc":"journal/img/cover/XYJSCLYGC.jpg","id":"69","issnPpub":"1002-185X","publisherId":"XYJSCLYGC","title":"稀有金属材料与工程"},"keywords":[{"id":"125ff30a-6f7c-4bcc-8055-89e59637a4e5","keyword":"U-Fe熔体","originalKeyword":"U-Fe熔体"},{"id":"51600d45-9cca-43ee-afa8-43aa2ba7ac73","keyword":"Fe分压","originalKeyword":"Fe分压"},{"id":"6c1c782c-06fb-43af-b416-57d074ec7a74","keyword":"活度","originalKeyword":"活度"},{"id":"9e9d943a-9904-4081-9e5d-fcca0df59e7e","keyword":"活度系数","originalKeyword":"活度系数"},{"id":"1fda8e75-32ca-44ec-96ae-87ae4d72e583","keyword":"标准溶解自由能△G0","originalKeyword":"标准溶解自由能△G0"}],"language":"zh","publisherId":"xyjsclygc201511038","title":"<span style=\"color:red\">铀</span>熔体中Fe蒸气分压的<span style=\"color:red\">测量</span>及其活度计算","volume":"44","year":"2015"},{"abstractinfo":"<span style=\"color:red\">铀</span>和<span style=\"color:red\">铀</span>合金用涂层不同于通常的耐高温涂层,不仅要求具有耐高温和抗热震,还要求涂层与基体和熔体之间具有化学稳定性.分析了熔炼过程中的<span style=\"color:red\">铀</span>和<span style=\"color:red\">铀</span>合金的碳污染源和污染机理.表明炉内的CO和涂层的缺陷面积是熔体碳污染的主要来源,而熔体的碳污染对涂层缺陷面积更敏感,并指出了涂层的设计要求.不同涂层<span style=\"color:red\">材料</span>体系和制备方法的比较表明:单层涂层不能满足高性能高<span style=\"color:red\">质量</span><span style=\"color:red\">铀</span>和<span style=\"color:red\">铀</span>合金熔炼的要求;内层为阻挡层(碳化物或难熔金属W,Nb,Mo等),外层为Y2O3的复合涂层,能够满足高温<span style=\"color:red\">铀</span>合金的熔炼要求,是<span style=\"color:red\">铀</span>和<span style=\"color:red\">铀</span>合金用涂层的发展趋势.","authors":[{"authorName":"刘永胜","id":"6618b1cd-72db-477b-a55a-7ab2281e7d3b","originalAuthorName":"刘永胜"},{"authorName":"成来飞","id":"37e3914d-4c16-4bad-a318-aacbed0c5dbf","originalAuthorName":"成来飞"},{"authorName":"张立同","id":"5581fcf8-e136-42dc-96c7-b18eecd2643a","originalAuthorName":"张立同"},{"authorName":"徐永东","id":"ab42341c-33b4-478d-a74b-02f40ce34fc1","originalAuthorName":"徐永东"},{"authorName":"张显","id":"02ce130c-05e4-408f-aad4-74de4704178c","originalAuthorName":"张显"}],"doi":"","fpage":"1686","id":"a2a823b1-59bf-4128-b1b5-78f347abb9c7","issue":"11","journal":{"abbrevTitle":"XYJSCLYGC","coverImgSrc":"journal/img/cover/XYJSCLYGC.jpg","id":"69","issnPpub":"1002-185X","publisherId":"XYJSCLYGC","title":"稀有金属材料与工程"},"keywords":[{"id":"dff8c0b6-e21a-4a75-a400-70013b0fde18","keyword":"<span style=\"color:red\">铀</span>和<span style=\"color:red\">铀</span>合金","originalKeyword":"铀和铀合金"},{"id":"1a7c9c8e-993d-460e-8838-3f0e238b1cba","keyword":"涂层","originalKeyword":"涂层"},{"id":"62a5bc2f-fba0-40d4-9dce-739d941dde91","keyword":"碳污染","originalKeyword":"碳污染"},{"id":"231dac9c-c14a-4566-af62-b491d674cabb","keyword":"研究进展","originalKeyword":"研究进展"}],"language":"zh","publisherId":"xyjsclygc200511002","title":"熔炼<span style=\"color:red\">铀</span>和<span style=\"color:red\">铀</span>合金用涂层研究进展","volume":"34","year":"2005"},{"abstractinfo":"探讨了带有肟胺基官能团<span style=\"color:red\">材料</span>的制备、吸附<span style=\"color:red\">铀</span>的机理及其对盐湖卤水中<span style=\"color:red\">铀</span>的吸附效果。利用电子束辐照法制备肟胺化无纺布,红外光谱显示<span style=\"color:red\">材料</span>中含有肟胺基存在,表明肟胺基成功的接枝在无纺布基体上。研究了<span style=\"color:red\">铀</span>溶液的初始pH、吸附时间和固液比等因素对<span style=\"color:red\">铀</span>吸附效果的影响,吸附过程中络合反应为控速步骤。肟胺化纤维和肟胺化无纺布对盐湖卤水样品具有较高的吸附效率,可以作为盐湖提<span style=\"color:red\">铀</span>的备选<span style=\"color:red\">材料</span>。","authors":[{"authorName":"赵梁","id":"b4f773ab-7349-4188-9fce-1c8edefab061","originalAuthorName":"赵梁"},{"authorName":"殷小杰","id":"0cf5fd38-52d0-4bfa-a891-4d2b285d0fbe","originalAuthorName":"殷小杰"},{"authorName":"秦芝","id":"2c542a04-669a-47cc-ab83-9f5e88059359","originalAuthorName":"秦芝"}],"doi":"","fpage":"395","id":"59b0007e-f6e2-462d-8895-11d45c8859c1","issue":"4","journal":{"abbrevTitle":"YZHWLPL","coverImgSrc":"journal/img/cover/YZHWLPL.jpg","id":"78","issnPpub":"1007-4627","publisherId":"YZHWLPL","title":"原子核物理评论   "},"keywords":[{"id":"de06429f-801b-4c26-ac9d-9a819caef207","keyword":"偕肟胺基","originalKeyword":"偕肟胺基"},{"id":"d543b1dc-92f0-46d6-9894-5de54e07a4f4","keyword":"静态吸附实验","originalKeyword":"静态吸附实验"},{"id":"d47eca86-6632-4a37-958e-145c0f20dd3a","keyword":"盐湖卤水","originalKeyword":"盐湖卤水"}],"language":"zh","publisherId":"yzhwlpl201204013","title":"电子束辐照改性<span style=\"color:red\">铀</span>吸附<span style=\"color:red\">材料</span>中官能团的性能研究","volume":"29","year":"2012"},{"abstractinfo":"<span style=\"color:red\">铀</span>是一种非常重要的战略核<span style=\"color:red\">材料</span>,纯<span style=\"color:red\">铀</span>又是化学活性极强的<span style=\"color:red\">材料</span>,在大气中放置很短的时间就会在其表面产生氧化和腐蚀.因此,对<span style=\"color:red\">铀</span>材必须实行涂层保护或表面合金化才能增强其抗腐蚀效果.从离子注入、离子镀以及表面合金化处理3方面综述了<span style=\"color:red\">铀</span>及<span style=\"color:red\">铀</span>合金的防腐涂层方法的研究.","authors":[{"authorName":"庞晓轩","id":"b164c5e3-982a-4470-8d3d-abd33993d1f5","originalAuthorName":"庞晓轩"},{"authorName":"沈保罗","id":"7a51804e-9d6b-4b84-ae83-8bf2d8f621ec","originalAuthorName":"沈保罗"},{"authorName":"尹昌耕","id":"87b8ad71-3177-4e96-9232-de5ecbe782df","originalAuthorName":"尹昌耕"}],"doi":"","fpage":"72","id":"17b4ab82-22c3-41b2-b5c9-d76f8964e869","issue":"1","journal":{"abbrevTitle":"CLDB","coverImgSrc":"journal/img/cover/CLDB.jpg","id":"8","issnPpub":"1005-023X","publisherId":"CLDB","title":"材料导报"},"keywords":[{"id":"27fdea9d-69c2-4446-af85-5f12ae6653dd","keyword":"<span style=\"color:red\">铀</span>","originalKeyword":"铀"},{"id":"1a2b001e-27e2-46d9-b632-1435b819c766","keyword":"涂层","originalKeyword":"涂层"},{"id":"fbbd2eb1-41b4-460a-8427-e9a5457a38a7","keyword":"防腐","originalKeyword":"防腐"}],"language":"zh","publisherId":"cldb200701018","title":"<span style=\"color:red\">铀</span>及<span style=\"color:red\">铀</span>合金防护镀层的研究进展","volume":"21","year":"2007"},{"abstractinfo":"利用热力学计算,分析了一些<span style=\"color:red\">材料</span>在高温下与金属<span style=\"color:red\">铀</span>及<span style=\"color:red\">铀</span>合金反应的可能性,得到了这些反应(△G与温度的关系图.通过比较和分析这些<span style=\"color:red\">材料</span>对<span style=\"color:red\">铀</span>及<span style=\"color:red\">铀</span>合金熔体在高温下的化学稳定性,发现氧化钇对金属<span style=\"color:red\">铀</span>和<span style=\"color:red\">铀</span>合金熔体的化学稳定性最好,为熔铸金属<span style=\"color:red\">铀</span>和<span style=\"color:red\">铀</span>合金的石墨坩埚理想涂层<span style=\"color:red\">材料</span>.","authors":[{"authorName":"张显","id":"75bbadd6-2c79-4ba7-9135-c64bb49e92ef","originalAuthorName":"张显"},{"authorName":"成来飞","id":"2fd3909f-f4e6-4481-a4f4-fc53f69e5140","originalAuthorName":"成来飞"},{"authorName":"张立同","id":"8f39d207-c957-45dd-9220-40511da1c733","originalAuthorName":"张立同"},{"authorName":"徐永东","id":"32ef36bb-52f8-4c72-bb43-168702b6a476","originalAuthorName":"徐永东"}],"doi":"","fpage":"187","id":"21d1d6a0-13ce-4ce4-9667-f07fa2a849b5","issue":"3","journal":{"abbrevTitle":"XYJSCLYGC","coverImgSrc":"journal/img/cover/XYJSCLYGC.jpg","id":"69","issnPpub":"1002-185X","publisherId":"XYJSCLYGC","title":"稀有金属材料与工程"},"keywords":[{"id":"fe44d7ae-188a-40c4-a092-426095c7858b","keyword":"金属<span style=\"color:red\">铀</span>","originalKeyword":"金属铀"},{"id":"a9ed0be6-11f0-457f-ac1e-5094cbb0c3fd","keyword":"<span style=\"color:red\">铀</span>合金","originalKeyword":"铀合金"},{"id":"5a17ae4d-7fc8-4004-a4b3-da6d9048f751","keyword":"石墨坩埚","originalKeyword":"石墨坩埚"},{"id":"26be9a34-d037-4316-b240-74995eb0fd05","keyword":"涂层","originalKeyword":"涂层"},{"id":"7dd87c07-9488-4dff-a1bd-27b58f5631f1","keyword":"热力学","originalKeyword":"热力学"}],"language":"zh","publisherId":"xyjsclygc200303008","title":"<span style=\"color:red\">铀</span>及<span style=\"color:red\">铀</span>合金熔体与石墨坩埚涂层反应的热力学分析","volume":"32","year":"2003"},{"abstractinfo":"研究了CSRe电子冷却模式下使用线性<span style=\"color:red\">质量</span>刻度时,空间电荷效应对<span style=\"color:red\">测量</span>精度的影响、CSRe上<span style=\"color:red\">测量</span>~(190)Ir<span style=\"color:red\">质量</span>的实验可行性以及估算了电子冷却模式下,使用非线性刻度法所能达到的<span style=\"color:red\">测量</span>精度.理论上的分析表明,CSRe在束流和二极铁磁场稳定的理想情况下,如果电子冷却对同种离子束的冷却效果能达到δp/p＝10~(-6)量级,采用非线性刻度的方法,能够对像~(190)Ir这样的重离子达到σ(m)/m≈10~(-8)的<span style=\"color:red\">测量</span>精度.","authors":[{"authorName":"周俊","id":"ffe21a96-c26b-4c5b-8190-873c0a344e5e","originalAuthorName":"周俊"},{"authorName":"原有进","id":"68be6fc3-c628-4145-aca0-756db85bb1e1","originalAuthorName":"原有进"},{"authorName":"杨建成","id":"21c49423-f063-4f3c-8dd8-492bd0236371","originalAuthorName":"杨建成"},{"authorName":"冒立军","id":"b02768d6-4034-498e-b428-bc8184a78f83","originalAuthorName":"冒立军"},{"authorName":"夏佳文","id":"a5351083-3659-4398-a489-44e5a883b409","originalAuthorName":"夏佳文"}],"doi":"","fpage":"33","id":"45fb64be-7953-47f6-84f0-99acd7e58c82","issue":"1","journal":{"abbrevTitle":"YZHWLPL","coverImgSrc":"journal/img/cover/YZHWLPL.jpg","id":"78","issnPpub":"1007-4627","publisherId":"YZHWLPL","title":"原子核物理评论   "},"keywords":[{"id":"e1506f45-eaa9-404a-87b8-3e63c625a819","keyword":"电子冷却","originalKeyword":"电子冷却"},{"id":"983d9a8d-0bc9-4ba4-b084-804978794b03","keyword":"非线性<span style=\"color:red\">质量</span>刻度","originalKeyword":"非线性质量刻度"},{"id":"33579b38-919e-4cd4-afe3-916695077109","keyword":"Schottky频谱","originalKeyword":"Schottky频谱"}],"language":"zh","publisherId":"yzhwlpl200901007","title":"CSRe电子冷却模式下核<span style=\"color:red\">质量</span><span style=\"color:red\">测量</span>研究","volume":"26","year":"2009"},{"abstractinfo":"利用石英晶体微量天平(QCM)<span style=\"color:red\">测量</span>技术,开展了针对空间微小尘埃累积<span style=\"color:red\">质量</span>流的原位<span style=\"color:red\">测量</span>方法研究,建立了石英晶体电极表面与尘埃粒子吸附的黏附力系数模型.结果表明,当电极表面与尘埃粒子的黏附力系数k＞mω02时,石英晶体电极表面累积尘埃粒子的<span style=\"color:red\">质量</span>与石英晶体振荡频率的关系符合Sauerbrey公式.在上述结论的基础上,采用在石英晶体电极表面涂敷黏性薄膜的方法实现了对微小尘埃粒子累积<span style=\"color:red\">质量</span>流的<span style=\"color:red\">测量</span>,对理论模型进行了验证.","authors":[{"authorName":"冯杰","id":"2fa9ff5b-b4c2-40f4-aec8-ffa4ba6e5c45","originalAuthorName":"冯杰"},{"authorName":"王鹢","id":"26f76029-62ce-47aa-a6b3-e77122b2a8c0","originalAuthorName":"王鹢"},{"authorName":"王先荣","id":"345db263-1b9e-4397-b5ad-5096b97ff8a2","originalAuthorName":"王先荣"},{"authorName":"姚日剑","id":"cf8c8921-ddb1-43f3-9615-55759ecc921a","originalAuthorName":"姚日剑"},{"authorName":"柏树","id":"a20ce88b-0d5c-4b58-8524-51335577cf5c","originalAuthorName":"柏树"}],"doi":"10.3969/j.issn.1007-2330.2010.06.019","fpage":"78","id":"5e37472d-8f25-4afd-b89d-3eed7968f3cf","issue":"6","journal":{"abbrevTitle":"YHCLGY","coverImgSrc":"journal/img/cover/YHCLGY.jpg","id":"77","issnPpub":"1007-2330","publisherId":"YHCLGY","title":"宇航材料工艺   "},"keywords":[{"id":"e28f702b-c240-405a-9d43-3d4613213c84","keyword":"空间微小尘埃","originalKeyword":"空间微小尘埃"},{"id":"3616e714-30bb-4442-a9eb-5f47044392f1","keyword":"累积<span style=\"color:red\">质量</span>流","originalKeyword":"累积质量流"},{"id":"ad44522a-fc08-4e1f-bf4b-cdd0966dc6a6","keyword":"石英晶体微量天平(QCM)","originalKeyword":"石英晶体微量天平(QCM)"},{"id":"2784d7f2-4bf5-4e4c-91f7-db1777e303ef","keyword":"黏性薄膜","originalKeyword":"黏性薄膜"}],"language":"zh","publisherId":"yhclgy201006019","title":"空间微小尘埃<span style=\"color:red\">质量</span>累积<span style=\"color:red\">测量</span>方法","volume":"40","year":"2010"},{"abstractinfo":"紫外脉冲荧光法是一种通过液体激光来直接测定微量<span style=\"color:red\">铀</span>的方法。在采用紫外脉冲荧光法分析面包酵母吸附放射性核素<span style=\"color:red\">铀</span>后溶液剩余<span style=\"color:red\">铀</span>浓度之前，研究了荧光增强剂、pH值、以及温度对微量<span style=\"color:red\">铀</span>浓度工作曲线的影响。结果表明：当pH >3时，400μL荧光增强剂可以充分缓冲溶液，不同pH值下测得的荧光计数基本保持恒定，即待测溶液pH值不会影响<span style=\"color:red\">铀</span>浓度的<span style=\"color:red\">测量</span>；随着温度的升高，荧光计数近似线性下降，并在室温23.6℃时得到了<span style=\"color:red\">铀</span><span style=\"color:red\">质量</span>浓度范围为0.1～20μg/L的工作曲线。在此基础上研究了酵母菌对放射性核素<span style=\"color:red\">铀</span>的吸附作用，为使吸附剂达到最高效利用，对溶液pH值、吸附速率进行了批次实验，并通过紫外脉冲荧光分析法进行<span style=\"color:red\">测量</span>,发现达到吸附平衡所需的最短时间为180 min，吸附的最佳溶液pH值为5.8左右。","authors":[{"authorName":"郑新艳","id":"84198ccf-49ee-4570-b477-0412bce98c0d","originalAuthorName":"郑新艳"},{"authorName":"周小娇","id":"3b92f5ac-824c-4bc2-ab4c-48848f30346c","originalAuthorName":"周小娇"},{"authorName":"鲁霞","id":"b4490b79-ed37-45c1-ba1a-3fd0608eb319","originalAuthorName":"鲁霞"},{"authorName":"王晓","id":"0f5c907c-9eab-4d6a-92c8-5cba5476845e","originalAuthorName":"王晓"},{"authorName":"王铁山","id":"90a8f303-e176-43f4-a068-1b08eb0a2116","originalAuthorName":"王铁山"}],"doi":"10.11804/NuclPhysRev.33.01.057","fpage":"57","id":"ffe0a269-868f-40df-8ba3-3c8e0db73b8b","issue":"1","journal":{"abbrevTitle":"YZHWLPL","coverImgSrc":"journal/img/cover/YZHWLPL.jpg","id":"78","issnPpub":"1007-4627","publisherId":"YZHWLPL","title":"原子核物理评论   "},"keywords":[{"id":"6e8381be-5c0d-4c31-b64e-a2f614cdce17","keyword":"激光荧光法","originalKeyword":"激光荧光法"},{"id":"527d3e4f-5424-43d4-940e-f1847863001b","keyword":"<span style=\"color:red\">铀</span>","originalKeyword":"铀"},{"id":"dfbb8620-752a-4fc7-a08a-491280e927b0","keyword":"pH值","originalKeyword":"pH值"},{"id":"8cd1e02f-9d6d-4bc0-96c8-4236519c8c5b","keyword":"工作曲线","originalKeyword":"工作曲线"},{"id":"7fd36482-4249-413d-aa0a-624d7dd94da4","keyword":"生物吸附","originalKeyword":"生物吸附"}],"language":"zh","publisherId":"yzhwlpl201601011","title":"紫外脉冲荧光法测定微量<span style=\"color:red\">铀</span>的研究","volume":"33","year":"2016"}],"totalpage":8040,"totalrecord":80395}