thorium相关论文
The advantages of once-through molten salt reactors include readily available fuel,low nuclear prolif-eration risk,and l......
231Pa and 230Th are two crucial isotopes in the ongoing GEOTRACES Project.However,the controversy on 231Pa/230Th proxy p......
An Effective Extraction Process For Thorium Purification Using Di-(2-Ethylhexyl)2-Ethylhexyl Phospho
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Facile Access to Uranium and Thorium Phosphaethynolate Com-plexes Supported by Tren:Experimental and
The issue of covalence of actinide complexes remains controversial to date.The introduction of 2-phosphaethynolate anion......
Recovery of thorium and rare earths from leachate of ion-absorbed rare earth radioactive residues wi
Ion-absorbed rare earth ores radioactive residues (IREORR) are a class of waste residue from the pro-duction of rare ear......
目的 建立食品中天然铀和钍联合测定的方法.方法 基于N235萃取-分光光度法和三正辛胺(TOA)与N235的化学类似性,通过以TOA代替N235......
To develop a microbe-based bioremediation strategy for cleaning up thorium-contaminated sites, we have investigated the ......
,Influences of 7Li enrichment on Th-U fuel breeding for an Improved Molten Salt Fast Reactor (IMSFR)
The molten salt fast reactor(MSFR) shows great promise with high breeding ratio(BR),large negative temperature coefficie......
A very effective adsorbent for thorium has been obtained by modification of Santa Barbara Amorphous(SBA-15)using the che......
本文通过对荣华二采区10...
The occurrences and geochemical characteristics of thorium in iron ore in the Bayan Obo deposit, Nor
The Bayan Obo deposit in north China is an ultra-large Fe-REE-Nb deposit.The occurrences,and geochemical characteristics......
Thorium isotopes (228Th, 230Th, 232Th) and applications in reconstructing the Yangtze and Yellow Riv
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
[目的]了解北京市市售主要食品的天然铀、钍含量及公众膳食中铀、钍放射性核素的摄入水平,估算所致人体内照射剂量,全面地掌握和评......
Mineralogy and geochemistry of Nb-, Ta-, Sn-, U-,Th-, and Zr-bearing granitic rocks from Abu Rusheid
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Seasonal export fluxes of size-fractionated particulate derived from polonium-210: A case study in X
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Highly Selective Fluorescent Recognition towards Th4+ Based on Coumarin-derivatized Crescent Aromati
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Objective The purpose of this study is to investigate the possible effects of long-term exposure to dust containing thor......
The γ radiation level, alpha potential energy of thoron and alpha surface contamination level at amantle factory in the......
Mineralogy and geochemistry of Nb-, Ta-, Sn-, U-,Th-, and Zr-bearing granitic rocks from Abu Rusheid
Granite-hosted,Nb-,Ta-,Sn-,U-,Th-,and Zr (Hf)-bearing mineralization from the Abu Rusheid shear zones occurs about 97 km......
Mineralogy, geochemistry and age dating of shear zone-hosted Nb-Ta-, Zr-Hf-, Th-, U-bearing granitic
The rare metal minerals of mineralized altered granites within the Ghadir and El-Sella shear zones,are represented by be......
本文研究了标题试剂（简称H<sub>2</sub>A）与Th（Ⅳ）的络合作用及萃取行为,考查了H<sub>2</sub>A对Fe（Ⅲ）、Co（Ⅱ）、Ni（Ⅱ）、Zn（Ⅱ）、Pb（Ⅱ）、Cu（Ⅱ）......
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月球KREEP岩石形成于壳幔的分界层中，天然放射性元素Th是指示KREEP岩分布的主要元素之一。在月球正面，Th元素含量高的区域主要分布在......
对上海郊区不同地貌单元的12个土壤—沉积物剖面进行铀、钍含量调查的结果显示,各剖面铀、钍的含量均处于中国土壤背景值范围之内,......
通过对珠江三角洲地区的植物和土壤进行长期的野外调查，重点寻找自然条件下放射性核素富集植物．结果表明，芒萁（Dicranopteris dichotom......
目的估算中国人食入232Th的胃肠道吸收分数.方法按文献介绍f1计算方法和近年所获我国成年男子膳食食品和器官组织中钍浓度研究结果......
采用串级法将D206阴离子树脂微色谱柱与HD-8阳离子交换树脂微色谱柱联用，连续测定了矿石中的痕量铀及钍元素。在4mol／LHCl介质中铀以......
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The solvent extraction of U(VI) and Th(IV) from nitric acid medium by N,N,N',N'-tetrabutylsuccinylamide(TBSA) in......
The activity levels of long-lived radionuclides in minerals have received more and more concern for the public health. T......
Neutronics physics analysis of a large fluoride-salt-cooled solidfuel fast reactor with Th-based fue
Fast reactors based on thorium fuel have enhanced inherent safety. Fluoride salt performs well as a coolant in high-temp......
Large eddy simulation of unsteady flow in gas–liquid separator applied in thorium molten salt reacto
Axial gas–liquid separators have been adopted in fission gas removal systems for the development of thorium molten salt......
Gas-cooled thorium reactor at various fuel loadings and its modification by a plasma source of extra
This work presents the results of computer simulation of neutronic processes in a high-temperature gas-cooled thorium re......
Creep damage characterization of UNS N10003 alloy based on a numerical simulation using the Norton c
The calculation of inelastic creep damage is important for the structural integrity evaluation of the elevated temperatu......
Design and flow field analysis for visualization experiment facility of pebble bed based on molten s
Molten salt pebble bed reactor is one of the sixth-generation IV reactor types. To investigate the mechanical behavior o......
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建立了电感耦合等离子体质谱法测定镍基高温合金中锗、钌、钡、钍、铀元素的含量。以盐酸-硝酸(体积比3∶1)混合酸溶解样品,以Rh为......
在可地浸砂岩型铀矿勘查中,地面伽马能谱测量因地表覆盖层等的影响,有效信息往往被掩盖。为有效提取铀矿化信息,对在松辽盆地开鲁......
合成了一种伯胺树脂，对钍具有很好的选择性，当钍浓度为125mg／L时，吸附钍的分配比达到2．48×10^3。与铁和铈的分离系数分别为1．29......
本文研究了萃淋树脂TRPO分离富集水中钍。在0.96摩尔/升HNO<sub>3</sub>介质中,Th与共存的Re和稀土元素分离。Th与偶氮胂Ⅲ络合物......
本文介绍了一种测定环境水中钍浓度的分析方法，１０Ｌ环境水要用氢氧化铁沉淀法浓集钍，阴离子交换树脂除除杂质，分光光度法测定钍浓度，全过程......
建立电感耦合等离子体质谱（ICP–MS）法测定富铀矿样中微量钍的方法。富铀矿样经Na2O2分解,用乙二胺四乙酸二钠（EDTA-2Na）–三乙醇胺（TEA......
分析了居民饮用水及其天然水源中微量铀，钍的含量，并与尿液中铀，钍含量进行了比较。结果表明，上海地区天然水源在国家规定的允许范围内......
本文合成了TOPO—TBP—萃淋树脂,报道了此树脂在硝酸及盐酸中萃取钍、铀的分配比及适于分离的条件,提出了分离钍、铀的色谱法,并用......
