锕
- 名actinium;Ir
![锕](../cache/944306.jpg)
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一种放射性元素,由铀衰变而成。
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萃取锕系元素的新型酰胺类萃取剂研究进展
Research Progress of New Extractant of Amide for Actinium Elements
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15个从锕到铹的原子量递增的放射性元素。
A series of 15 radioactive elements with increasing atomic numbers from actinium to lawrencium .
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锕系元素单键半径R(1)公式的验证
Verification for the General Equation Calculating Single-Bond Radius R ( 1 ) of Actinides
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放射性Sr、Cs及锕系元素在膨润土中扩散系数的研究
Study on diffusion coefficient of radioactive sr , cs and actinides in bentonite
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多种锕系元素共存体系中微量~(235)Np的测定
Trace analysis of ~ ( 235 ) np in some actinides systems
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锕系配合物中vanderwaals能与配位键能之间的平衡Ⅰ。
Balance between Coordination Bond and Van der Waals Energies of the Complex Compounds of Actinides I.
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锕系元素(MA)和裂变产物(FP)的嬗变支持比分别为1个和2个压水堆;
The transmutation support ratios of MA and FP are about 1.0 and 2.0 PWRs respectively ;
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CMP流程处理高放废液后的锕系镧系的分离研究
Study on the separation of actinides and lanthanides recovered from high-level liquid waste ( hllw ) by CMP process
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三束流驱动ADS次临界反应堆堆芯初步设计加速器驱动的次临界系统快堆次锕系核素非均匀布置堆芯的中子学研究
Preliminary Design of Sub-critical Reactor Core for Accelerator Driven System with Three Proton Beams Neutronics Study on Minor Actinide Heterogeneous Core of ADS Fast Reactor
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确保TRPO提取锕系元素的萃取流程正常进行。
TRPO process for removal of actinide elements can be operated normally .
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用三烷基(C6-C8)氧磷(TRPO)从强放废液中萃取锕系、镧系元素的研究
Trialkyl ( c_6-c_8 ) phosphine oxide for the extraction of actinides and lanthanides from high active waste
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本文采用周期Anderson哈密顿量研究了稀土和锕系化合物中的重费密子行为。
In this paper , the periodic Anderson Hamiltonian has been used to study the heavy-fermion behavior in the Rare-Earth and Actinide compounds .
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利用q变形三参数公式,计算了锕系和稀土偶偶核基带转动谱,详细分析了拟合参数值呈现出的规律性。
With q deformed three parameter formula , the ground rotational bands of 29 even even rare earth and actinium nuclei have been calculated , and the fitting parameters have been analyzed .
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核电站乏燃料中超铀核素,特别是其中的少数锕系核素(MinorActinides,简称MA),对环境具有潜在长期放射性危害性。
The transuranic elements especially the minor actinides ( MA ) in spent fuel represent potential environmental radiotoxicity hazard in the long term .
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提出了TRPO从高放废液中去除锕系元素流程简图。
A flowsheet of TRPO process for removing actinides from high level waste solution is proposed .
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用TRPO从高放废液中去除锕系元素的研究&微型离心萃取器串级冷实验
Studies on removing actinides from HLLW with trpo ── the inactive experiment using centrifugal contactors for separation
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对过渡-镧系(锕系)元素组成的合金,B原子的价电子数对其Laves相结构影响最为明显,且价电子和原子半径对Laves相结构的影响作用互为反向。
Besides , the effects of both valence charge and atomic radius on Laves phase structures are in opposition to each other in transition-lanthanide ( actinides ) alloys .
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由于铀,钍、锕三系能直接发射微量重离子~(14)C,以及自发裂变中子和α-衰变与物质发生核相互作用,也可产生~(14)C。
Heavy-ion 14 ~ C can not only be directly emitted by three radioactive series ( 238 ~ U , 235 ~ U and 232 ~ Th ), but can also be produced by neutrons of the spontaneous fission and α - decay interacting with matter .
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只有镧系或者锕系元素作为中央体时,才能形成ML(11)型配合物。
In addition , the atom orbit of each kind of o hybrid fashion is analyzed , from which we deduce that only lanthanides or actinides elements as central atoms can form the ML_ ( 11 ) type complex .
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用三烷基氧膦(TRPO)从高放废液中去除锕系元素&TRPO流程模拟料液串级实验
THE REMOVAL OF ACTINIDE ELEMENTS FROM HIGH LEVEL RADIOACTIVE WASTE BY TRIALKYL PHOSPHINE OXIDE ( TRPO ) & Cascade Extraction Verification with Synthetic HAW Solution
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用改进的TRPO流程进行了从动力堆核燃料后处理高放废液模拟料液中去除锕系元素的串级实验验证。
The modified TRPO process for removing actinide elements from synthetic solution , which was taken from reprocessing of power reactor nuclear fuel , was verified by cascade experiment .
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本文基于在HAc-NaAc介质中,痕量锕(Ⅱ)催化抗坏血酸还原DBC-偶氮胂,使吸光度降低的变化,建立了一种新的测定痕量铜的催化动力光度分析法。
A determination method for trace copper in HAc-NaAc solution by using of the catalysis of copper to the reduction of DBC-arsenazo by ascorbic acid has been investigated .
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平衡态研究结果表明基于深燃耗的300MW球床式气冷快堆可以提高铀资源的利用率同时降低乏燃料中的次锕系核素的含量。
The results showed that the 300 MWt pebble bed GFR based on the deep burn-up concept could effectively raise the availability of the uranium resources and decrease the pile-up of minor actinide .
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介绍了超临界二氧化碳(SF-CO2)在镧系、锕系等放射性金属离子萃取中的应用。
The supercritical carbon dioxide ( SC-CO2 ) extraction of radioactive metals such as lanthanides and actinides was reviewed and its latest development was introduced .
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本文研究了在硝酸体系中,HDEHP萃取镧和锕的机理及影响镧和锕萃取分离的因素,给出了镧和锕分配系数的数学模型。
The extraction machanism and separation process of lanthanum and actinium were studied in HDEHP ( kerosene ) & HNO_3 system . The mathematical model for the extraction of lanthanum and actinium by 50 % HDEHP was given from the experimental results .
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研究发现取代烷基为甲基的单酰胺产品,水溶性大,可作为锕系元素水相络合反萃剂,并且废反萃剂加热到250C就可以完成分解。
The experimental results indicate that the monoamide with methyl as the alkyl has a high solubility in water , can be used as the complexing stripping-agent , and discomposes completely at250 C.
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利用Bohr-Mottelson的I(I+1)四参数展开式分析了A~150190偶偶核超形变带和锕系、稀土区偶偶核正常形变转动带。
Lastly , using four-parameter Bohr-Mottelson formula , we analyzed some ground rotational bands of even-even nuclei . The nuclei included superdeformed ( SD ) nuclei in A-150 , 190 regions and normal deformed ( ND ) nuclei in actinide and rare-earth .
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对力对于锕系核性质的影响
The influences of pairing force on the properties of Actinide Nuclei
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十年来强放废液中锕系元素去除的进展
Removing actinides from high level wastes & progress over ten years
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新络合剂7603对锕系核素钍的促排效果研究
Study of the removal of thorium by new chelating agent 7603