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[期刊论文] 作者:WU Qing-Feng,刘华杰,
来源:植物生态学报 年份:2004
坚韧胶衣(Collema tenax)是干旱和半干旱草原中常见的一种固氮地衣,是草原生态系统中生物土壤结皮(Biological soil crust)的主要组成部分,对生态系统氮循环具有重要的影响....
Evaluation of the 7^th edition of the TNM classification in patients with resected esophageal squamo
[期刊论文] 作者:Jia Wang,Nan Wu,Qing-Feng Zhen,
来源:世界胃肠病学杂志:英文版(电子版) 年份:2014
AIM:To evaluate the prognostic factors and tumor stages of the 7th edition TNM classification for esophageal cancer.METHODS:In total,1033 patients with esophage...
[期刊论文] 作者:YANG Yu,WANG Xiu-long,ZHU Zhi-bin,WU Qing-feng,,
来源:Annual Report of China Institute of Atomic Energy 年份:2016
The electron radiation accelerator with the features of low cost and non-polluting is one of the basic equipments in the field of radiation processing.The ridge...
[期刊论文] 作者:YANG Yu,WANG Xiu-long,ZHU Zhi-bin,WU Qing-feng,,
来源:Annual Report of China Institute of Atomic Energy 年份:2016
The need of accelerators with higher beam intensity and power puts forward higher technical requirements to the RF system.Phase shifter,as one of the most widel...
[期刊论文] 作者:WANG Xiu-long,WU Qing-feng,HAN Guang-wen,ZHU Zhi-bin,,
来源:Annual Report of China Institute of Atomic Energy 年份:2013
The RF coupler can transmit a high power signal of 325 MHz 2.5 kW from rectangular waveguide.Its output connects to a cavity of drift tube Linac.By adjusting pa...
[期刊论文] 作者:WU Qing-feng,ZHU Zhi-bin,WANG Xiu-long,LIU Bao-jie,HU Tao,,
来源:Annual Report of China Institute of Atomic Energy 年份:2015
Microwave system is one of main subsystems of 10 MeV/20kW electron irradiating linac.It provides accelerating tube with microwave power,and accelerates electron...
[期刊论文] 作者:WANG Xiu-long,LV Wei-xing,LI Jin-hai,HUANG Jun,WU Qing-feng,,
来源:Annual Report of China Institute of Atomic Energy 年份:2013
The drift tube Linac(DTL)is used as accelerating of low energy proton beam with high intensity.Its operating frequency is 325 MHz with handling power of 2.5 kW....
[期刊论文] 作者:YANG Jing-he,ZHU Zhi-bin,WU Qing-feng,ZENG Zi-qiang,WANG Xiu-long,ZHOU Wen-zhen,,
来源:Annual Report of China Institute of Atomic Energy 年份:2015
As the penetration depth of electron accelerated by 10MeV electron irradiating accelerator is deep,and the accelerator has broad application prospects.The perfo...
[期刊论文] 作者:YANG Jing-he,LI Jin-hai,ZENG Zi-qiang,LI Chun-guang,ZHU Zhi-bin,WU Qing-feng,,
来源:Annual Report of China Institute of Atomic Energy 年份:2014
The disk-loaded waveguide traveling wave structure(TWS),which is widely used in scientific research and industry especially in high energy and power electron ir...
Evaluation of the 7~(th) edition of the TNM classification in patients with resected esophageal squa
[期刊论文] 作者:Jia Wang,Nan Wu,Qing-Feng Zheng,Shi Yan,Chao Lv,Shao-Lei Li,Yue Yang,,
来源:World Journal of Gastroenterology 年份:2014
AIM:To evaluate the prognostic factors and tumor stages of the 7th edition TNM classification for esophageal cancer.METHODS:In total,1033 patients with esophage...
[期刊论文] 作者:YU Guo-long,TONG Xun-hua,HAN Guang-wen,YANG Sheng,WU Qing-feng,DOU Yu-ling,ZENG Zi-qiang,,
来源:Annual Report of China Institute of Atomic Energy 年份:2016
Electronic linear accelerator is more and more widely used in medical,non-destructive testing,container inspection and other fields.At the request of the user,w...
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