234Th相关论文
动物实验表明取代苯酚、苯二酚等氨羧酸螯合剂对放射性核素144Ce、234Th都有较好的促排效果。这类螯合剂的促排效果与结构有密切关......
,Extraction of trace thorium from hydrochloric acid media by 1-phenyl-3-methyl-4-benzoyl-5-pyrazolon
The paper describes the solvent extraction of trace thorium from hydrochloric acid media by1-phenyl-3-methyl-4-benzoyl-5......
POC fluxes from euphotic zone estimated from 234Th deficiency in winter in the northwestern North Pa
本文通过对荣华二采区10...
用1-苯基-3-甲基-4-苯甲酰基-5-吡唑啉酮(PMBP)做萃取剂,氯仿和环己烷为稀释剂,观察了在HCl溶液46Sc的溶剂萃取行为.实验结果表明,......
POC fluxes from euphotic zone estimated from 234Th deficiency in winter in the northwestern North Pa
Dissolved and particulate 234Th, particulate organic carbon(PON), nitrogen, and chlorophyll-a concentrations in the uppe......
In order to elucidate the regional export variation of particulate organic carbon in the western Arctic Ocean, samples v......
Extraction of trace thorium from hydrochloric acid media by 1-phenyl-3-methyl-4-benzoyl-5-pyrazolone
The paper describes the solvent extraction of trace thorium from hydrochloric acid media by1-phenyl-3-methyl-4-benzoyl-5......
为了研究黄海生物泵过程,2009 年夏季利用234Th 示踪法对黄海进行了颗粒有机碳输出通量的研究。以小体积海水 MnO2共沉淀-β 计数......
本文提出了利用超低水平液闪谱仪测定海水中234Th的方法.海水经氢氧化铁吸附共沉淀富集后,接着用阴离子交换和TBP/煤油萃取进行Th......
利用室内模拟MnO2共沉淀和直接β计数分析海水中234Th。实验中对模拟条件进行了优化，结果表明：共沉淀滤膜选择混合膜时，实验流程空白......
In order to elucidate the regional export variation of particulate organic carbon in the western Arctic Ocean, samples v......
采用大体积现场泵方法同时采集不同粒级的228Th、234Th及溶解态的228Th、234Th、228Ra.以小体积MnO2共沉淀-β计数法测定海水中的......
本文对TOA萃取剂萃取钍适宜的操作条件及萃取溶剂进行了试验,提出了TOA/苯萃取234Th的最佳条件: 在 1cm3含 234Th的 6mol/dm3 HNO3......
