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Nuclear Science and Techniques

《核技术》(英文版)     2017 Impact factor 1.085

Orbit correction algorithm for SSRF fast orbit feedback system

A fast orbit feedback system is designed at SSRF to suppress beam orbit disturbance within sub-micron in the bandwidth up to 100 Hz. The SVD (Singular value decomposition) algorithm is applied to calc...

LIU Ming, YIN Chongxian, LIU Dekang

2009, 20 (5): 257-260

Beam trip diagnostic system at SSRF

In this paper we report the design and realization of beam trip diagnostic system at Shanghai Synchrotron Radiation Facility (SSRF). The system can find out the first fault signal in the key operation...

HOU Hongtao, ZHAO Shenjie, LUO Chen,ZHAO Yubin

2009, 20 (5): 261-264

Optical properties of carbon materials filled HDPE composites in THz region

The optical and electrical properties of several composites, formed by filling the high density polyethylene (HDPE) with similar amount of carbon black (CB), multi-walled carbon nanotubes (MWNT) and f...

CHEN Xiliang, MA Mingwang, YANG Xiaomin, YANG Kang

2009, 20 (5): 265-270

Effects of nitrogen ion irradiation on endoglucanase activity and gene mutation of Bacillus subtilis Bac01

Bacillus subtilis Bac01 was mutated by 15 keV N+ ions of 1.5×1016 cm-2. The mutant strain Bac11 with high yield of endoglucanase was isolated using carboxymethylcellulose sodium and congo red in...

Lü Jie, MAO Peihong, JIN Xiang, YU Long, YING Hanjie

2009, 20 (5): 271-276

Design of an RFQ for direct plasma injection scheme

A high current radio frequency quadrupole (RFQ) is being studied at the Institute of Modern Physics, Chinese Academy of Sciences (IMP, CAS) for the direct plasma injection scheme (DPIS). Because of th...

ZHANG Zhouli,R.A. Jameson, ZHAO Hongwei, XU Zhe, LIU Yong

2009, 20 (5): 277-280

The dependence of cumulative 238U(n,f) fission yield on incident-neutron energy

This work is aim at studying the dependence of fission yields on incident neutron energy, so as to produce evaluated yield sets of the energy dependence. Experimental data at different neutron energie...

ZHENG Na, ZHONG Chunlai, MA Liyong, CHEN Zhongjing

2009, 20 (5): 281-285

Analysis of secretome of breast cancer cell line with an optimized semi-shotgun method

Secretome, the totality of secreted proteins, is viewed as a promising pool of candidate cancer biomarkers. Simple and reliable methods for identifying secreted proteins are highly desired. We used an...

TANG Xiaorong, YAO Ling, CHEN Keying, HU Xiaofang

2009, 20 (5): 286-291

Evaluation of dosimetry effect of lack of side-scatter volume on large field measurements with a MapCheck detector array

In this paper, we describe a quantitative evaluation of the dosimetry effect of lack of side-scatter volume (LSSV). MapCheck, an integration diode array, was used to measure dose maps for three large ...

MA Pan, DAI Jianrong, CUI Weijie

2009, 20 (5): 292-296

Data analysis of dose map verification for IMRT

In this paper we analyze the results of dose map verifications for patient’s IMRT (Intensity-modulated radiation therapy) plans and study the factors that may influence the accuracy of verificat...

XU Yingjie, DAI Jianrong, FU Guishan, ZHANG Yongqian, ZHANG Ke

2009, 20 (5): 297-301

Preparation and biodistribution of 99Tcm-PIDP as bone imaging agent

A novel zoledronic acid derivative, 1-hydroxy-2-(2-propyl-1H-imidazol-1-yl)ethane-1,1-diyldiphosphonic acid (PIDP), was synthesized by three-step reactions from 2-propyl-1H-imidazole. It was labeled w...

CHEN Chuanqing, LUO Shineng, LIN Jianguo, YANG Min

2009, 20 (5): 302-306

LabVIEW-based auto-timing counts virtual instrument system with ORTEC 974 Counter/Timer

In order to achieve the auto-timing counts measurement of nuclear radiation using ORTEC 974 Counter/Timer, an auto-timing counts virtual instrument system based on the LabVIEW virtual instrument devel...

YAN Jie, LIU Rong, LI Cheng, JIANG Li, LU Xinxin, ZHU Tonghua

2009, 20 (5): 307-311

Effect of water injection on hydrogen generation during severe accident in PWR

Effect of water injection on hydrogen generation during severe accident in a 1000 MWe pressurized water reactor was studied. The analyses were carried out with different water injection rates at diffe...

TAO Jun, CAO Xuewu

2009, 20 (5): 312-316

Analysis of prompt supercritical process with heat transfer and temperature feedback

The prompt supercritical process of a nuclear reactor with temperature feedback and initial power as well as heat transfer with a big step reactivity (ρ0>β) is analyzed in this paper. Cons...

ZHU Bo, ZHU Qian, CHEN Zhiyun

2009, 20 (5): 317-320

 Nuclear Science and Techniques

ISSN: 1001-8042     eISSN: 2210-3147

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