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[期刊论文] 作者：MA Peng,SUN Hong-qing,,
来源：Annual Report of China Institute of Atomic Energy 年份：2014
The half-absorption thickness is the thickness of material required to diminish an incident beam of radiation to half its original intensity.The effective thick...
[期刊论文] 作者：MA Peng,SHU Fu-jun,ZHANG Sheng-dong,SUN Hong-qing,,
来源：Annual Report of China Institute of Atomic Energy 年份：2013
The detection of 90Sr in ambient soil is an intractable problem in retirement procession of nuclear facilities.The content of 90Sr in soil is difficult to measu...
[期刊论文] 作者：YANG Jin-ling,YANG Chun-li,DING You-qian,SUN Hong-qing,,
来源：Annual Report of China Institute of Atomic Energy 年份：2013
Applying for LRIMS analysis,one of the main requirements is the production of an atomic beam(or molecular beam)with the atoms in one well defined state,i.e.,the...
[期刊论文] 作者：YANG Su-liang,YANG Zhi-hong,DING You-qian,LIANG Xia-hu,SUN Hong-qing,,
来源：Annual Report of China Institute of Atomic Energy 年份：2012
90 Sr is produced through nuclear fission. It is an important radionuclide in the environment and mainly comes from atmospheric nuclear tests. However, the oper...
[期刊论文] 作者：YANG Su-liang,SUN Hong-qing,DING You-qian,YANG Zhi-hong,ZHANG Sheng-dong,,
来源：Annual Report of China Institute of Atomic Energy 年份：2012
90 Sr on SPE disks may be counted by either liquid scintillation or proportional counting. These two methods have both been employed in literature, but detailed...
[期刊论文] 作者：YANG Su-liang,DING You-qian,LIANG Xiao-hu,SUN Hong-qing,MA Peng,,
来源：Annual Report of China Institute of Atomic Energy 年份：2014
The age of uranium is defined as the time interval from the date of production,which can provide some dynamic information about the uranium origin.The uranium a...
[期刊论文] 作者：YANG Su-liang,DING You-qian,LIANG Xiao-hu,SUN Hong-qing,ZHANG Sheng-dong,,
来源：Annual Report of China Institute of Atomic Energy 年份：2013
Naturally occurring technetium occurs as a spontaneous fission product in uranium ore or by neutron capture in molybdenum ore.Up to 2008,approximately 1.6 PBq(2...
[期刊论文] 作者：SUN Hong-qing,YANG Su-liang,DING You-qian,YANG Jin-ling,MAO Guo-shu,,
来源：Annual Report of China Institute of Atomic Energy 年份：2013
For the determination of trace amount of plutonium,Pu(Ⅳ)may be extracted from dilute nitric acid by TTA-xylene,and stripped by concentrated nitric acid.But the...
[期刊论文] 作者：WANG Xiu-feng,CHEN Ming,SUN Hong-qing,SUN Xiao-yi,MA Peng,DING You-qian,,
来源：Annual Report of China Institute of Atomic Energy 年份：2015
~(99)Tc is a pure beta radionuclide,its half-life is 2.111×10~5 a,and is widely used in nuclear medicine.Potassium pertechnetate is an important material of te...
[期刊论文] 作者：SUN Xiao-yi,YANG Chun-li,MAO Guo-shu,HUANG Kun,SUN Hong-qing,MA Peng,,
来源：Annual Report of China Institute of Atomic Energy 年份：2014
Pu can be electrodeposited in ammonium oxalate/ammonium sulfate/ammonium chloride.The process in(NH_4)_2SO_4 solution remains stable while pH keeps changing in...
[期刊论文] 作者：SUN Xiao-yi,MAO Guo-shu,HUANG Kun,YANG Lei,YANG Su-liang,YANG Chun-li,SUN Hong-qing,MA Peng,,
来源：Annual Report of China Institute of Atomic Energy 年份：2015
Plutonium can be electrodeposited in ammonium oxalate,ammonium sulfate and ammonium chloride systems,but there is white layer appeared when the diameter of the...
[期刊论文] 作者：YOU Qu-Bo,BAO Yi-Wen,WU Shao-Yong,SHEN Hong-Tao,GUAN Yong-Jing,ZHANG Wei,FAN Jin-Long,YANG Lei,SUN Hong-Qing,
来源：中国物理快报（英文版） 年份：2010
Accelerator mass spectrometry (AMS) is one of the most promising methods to detect minute amounts of 182Hf. However, the sensitivity of 5×10-11 for 182Hf/180 H...
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