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Nuclear Science and Techniques

《核技术》(英文版)     2017 Impact factor 1.085
SYNCHROTRON RADIATION TECHNOLOGY AND APPLICATIONS

Double-mini-βy optics design in the SSRF storage ring

Shanghai Synchrotron Radiation Facility (SSRF) will implement its Phase II beamline project in the near future. Two long straight sections of the SSRF storage ring will be installed with dual-canted i...

TIAN Shun-Qiang, JIANG Bo-Cheng, LENG Yong-Bin, ZHAO Zhen-Tang

2014, 25 (3): 030101

SYNCHROTRON RADIATION TECHNOLOGY AND APPLICATIONS

Frequency control and pre-tuning of a large aperture 500 MHz 5-cell superconducting RF cavity

The 500MHz 5-cell superconducting RF (SRF) cavity was designed aiming to be a candidate cavity for high current accelerators. A copper prototype cavity and a niobium cavity were fabricated at SINAP in...

TANG Zheng-Bo, MA Zhen-Yu, HOU Hong-Tao, MAO Dong-Qing, FENG Zi-Qiang, WANG Yan, XU Kai, LUO Chen, LI Zheng, SHI Jing, LIU Jian-Fei

2014, 25 (3): 030102

LOW ENERGY ACCELERATOR, RAY AND APPLICATIONS

Roadside dust contamination with toxic metals along industrial area in Islamabad, Pakistan

An investigation has been carried out to understand the contamination characteristics of roadside dust in the industrial area of Islamabad, Pakistan. The amounts of Si, S, Cl, K, Ca, Sc, Ti, V, Cr, Mn...

Waheed Akram, Morgan Madhuku, Kashif Shahzad, Ali Awais, Ishfaq Ahmad, Muhammad Arif, Ishaq Ahmad

2014, 25 (3): 030201

LOW ENERGY ACCELERATOR, RAY AND APPLICATIONS

PIXE analysis of proto-porcelain excavated from Tingziqiao kiln site of Deqing (China)

PIXE was used to analyze the proto-porcelain excavated from Tingziqiao kiln site ofWarring States (475–221 BC) in Deqing County of Zhejiang Province, China. It was found that the porcelain body ...

ZHANG Bin, CHENG Huan-Sheng, ZHENG Jian-Ming

2014, 25 (3): 030202

LOW ENERGY ACCELERATOR, RAY AND APPLICATIONS

A genetic-algorithm-based neural network approach for EDXRF analysis

In energy dispersive X-ray fiuorescence (EDXRF), quantitative elemental content analysis becomes difficult due to the existence of the noise, the spectrum peak superposition, element matrix effect, et...

WANG Jun, LIU Ming-Zhe, TUO Xian-Guo, LI Zhe, LI Lei, SHI Rui

2014, 25 (3): 030203

NUCLEAR CHEMISTRY,RADIOCHEMISTRY,RADIOPHARMACEUTICALS AND NUCLEAR MEDICINE

Synthesis of TBP-coated magnetic Pst-DVB particles for uranium separation

Magnetically assisted chemical separation process is an efficient method used widely in separating radionuclides and heavy metals in environmental samples. It is simple, compact and cost-effective, wi...

WANG Huan, SHAO Xian-Zhang, TIAN Qing, JI Yan-Qin

2014, 25 (3): 030301

NUCLEAR CHEMISTRY,RADIOCHEMISTRY,RADIOPHARMACEUTICALS AND NUCLEAR MEDICINE

An iterative image reconstruction algorithm for SPECT

Properties of two algorithms for iterative reconstruction of SPECT images, LS-MLEM and LS-OSEM,are studied and compared with the ML-EM algorithm in this paper. By using projection data of heavy-noise,...

ZHAO Jing-Wu,SU Wei-Ning

2014, 25 (3): 030302

NUCLEAR CHEMISTRY,RADIOCHEMISTRY,RADIOPHARMACEUTICALS AND NUCLEAR MEDICINE

The role of autophagy in cell survival from heavy ion irradiation in the plateau region

To study cytotoxic effect of heavy ion irradiation in the plateau region, and investigate whether autophagy induced by heavy ion irradiation is cytoprotective, HeLa cells were irradiated with 350 MeV/...

XIA Jie-Fang, WANG Zhuan-Zi, LIU Qing-Fang, WEI Wei, ZHANG Dong-Zhi, LI Wen-Jian

2014, 25 (3): 030303

NUCLEAR ELECTRONICS AND INSTRUMENTATION

Carry-chain propagation delay impacts on resolution of FPGA-based TDC

The architecture of carry chains in Field-Programmable Gate Array (FPGA) is introduced in this paper. The propagation delay time of the rising and falling edges in the carry chains are calculated acco...

DONG Lei, YANG Jun-Feng, SONG Ke-Zhui

2014, 25 (3): 030401

NUCLEAR ELECTRONICS AND INSTRUMENTATION

Development of a high current short pulse electron gun

Dielectric wall accelerator (DWA), towards high gradient acceleration field (30 MeV/m–100 MeV/m), is under development at Institute of Modern Physics. A prototype was designed and constructed to...

ZONG Yang, ZHANG Zi-Min, YUAN Ping, SHEN Xiao-Kang, ZHAO Quan-Tang, WANG Yan-Ru, LI Zhong-Ping, CAO Shu-Chun, LIU Ming, JING Yi

2014, 25 (3): 030402

NUCLEAR ELECTRONICS AND INSTRUMENTATION

A nuclear spectrum generator for semiconductor X-ray detectors

A nuclear spectrum generator for semiconductor X-ray detectors is designed in this paper. It outputs step ramp signals with random distribution in amplitude and time according to specified reference s...

ZENG Guo-Qiang, TAN Cheng-Jun, LUO Qun, GE Liang-Quan, LI Chen, GONG Chun-Hui, LIU Xi-Yao

2014, 25 (3): 030403

NUCLEAR PHYSICS AND INTERDISCIPLINARY RESEARCH

Systematic study of dynamical dipole mode via the isospin-dependent Boltzmann-Uehling-Uhlenbeck model

Dynamical dipole mode in heavy-ion collisions has been studied by using an isospin-dependent Boltzmann- Uehling-Uhlenbeck (IBUU) model. We investigate the dependence of centroid energy and strength of...

YE Shao-Qiang, CAI Xiang-Zhou, FANG De-Qing, MA Yu-Gang, SHEN Wen-Qing

2014, 25 (3): 030501

NUCLEAR PHYSICS AND INTERDISCIPLINARY RESEARCH

Using Xe as a heavy atom for phase determination of protein trichosanthin structure

Under gas pressures of 1–3MPa, xenon can be bound to discrete sites in hydrophobic cavities of protein, so as to use Xe as a heavy atom for determining phases in protein crystallography. Using s...

CHEN Ya-Xing, LI Min-Jun, YU Feng, LIU Ke, XU Chun-Yan, SUN Bo, ZHOU Huan, XU Qin, HE Jian-Hua

2014, 25 (3): 030502

NUCLEAR ENERGY SCIENCE AND ENGINEERING

Numerical analysis of pressure load in a PWR cavity in an ex-vessel steam explosion

Ex-vessel steam explosion may happen as a result of melting core falling into the reactor cavity after failure of the reactor vessel and interaction with the coolant in the cavity pool. It can cause t...

ZHONG Ming-Jun, LI Zhi-Gang, LIN Meng, HUANG Xi, ZHOU Yuan, YANG Yan-Hua

2014, 25 (3): 030601

NUCLEAR ENERGY SCIENCE AND ENGINEERING

Analysis on reactivity initiated transient from control rod failure events of a molten salt reactor

In a molten salt reactor (MSR), the fuel is dissolved in fluoride salt. In this paper, the reactivity worth and reactivity initiated transient of Molten-Salt Reactor Experiment (MSRE) in the control r...

CAI Jun, XIA Xiao-Bin, CHEN Kun, MEI Mu-Dan, WANG Jian-Hua

2014, 25 (3): 030602

 Nuclear Science and Techniques

ISSN: 1001-8042     eISSN: 2210-3147

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