Nuclear Science and Techniques

SYNCHROTRON RADIATION TECHNOLOGY AND APPLICATIONS

Hard X-ray micro-focusing beamline at SSRF

The SSRF beamline 15U1 (BL15U1) is dedicated to hard X-ray micro/nano-spectrochemical analysis consisting of X-ray fluorescence (XRF), X-ray absorption spectroscopy (XAS) and X-ray diffraction (XRD) t...

ZHANG Li-Li, YAN Shuai, JIANG Sheng, YANG Ke, WANG Hua, HE Shang-Ming, LIANG Dong-Xu, ZHANG Ling, HE Yan, LAN Xu-Ying, MAO Cheng-Wen, WANG Juan, JIANG Hui, ZHENG Yi, DONG Zhao-Hui, ZENG Le-Yong, and Li Ai-Guo

2015, 26 (6): 060101

SYNCHROTRON RADIATION TECHNOLOGY AND APPLICATIONS

The waveguide system of the HLS 800 MeV Linac

To upgrade Hefei Light Source (HLS) Linac, eight accelerating units have been constructed to realize fullenergy injection of the storage ring. Each of the units consists of two 3-m accelerators driven...

LIN Hong-Xiang, HUANG Gui-Rong, XU Hong-Liang, JIN Kai, LIU Yong-Tao, LI Chao, ZHAO Zhou-Yu

2015, 26 (6): 060102

SYNCHROTRON RADIATION TECHNOLOGY AND APPLICATIONS

Decommissioning analysis of the scrapers in the NSRL Linac using depth profiling

For a high-energy electron facility, estimates of induced radioactivity in materials are of considerable importance to ensure that the exposure of personnel and the environment remains as low as reaso...

HE Li-Juan, LI Yu-Xiong, LI Wei-Min, CHEN Yu-Kai, REN Guang-Yi

2015, 26 (6): 060103

LOW ENERGY ACCELERATOR, RAY AND APPLICATIONS

Simulation of high-intense beam transport in electrostatic accelerating column

An electrostatic accelerating column was designed and fabricated by Lanzhou University for an intense DT/ D-D neutron generator. In order to achieve a neutron yield of 5.0 ×1012 n/s, a deut...

LU Xiao-Long, YAO Ze-En, ZHNAG Yu, XU Da-Peng, CHEN Shang-Wen, WANG Jun-Run, HUANG Zhi-Wu, MA Zhan-Wen, WANG Wei

2015, 26 (6): 060201

LOW ENERGY ACCELERATOR, RAY AND APPLICATIONS

Energy spectrum measurement and dose rate estimation of natural neutrons in Tibet region

In this work, natural neutron spectra at nine sites in Tibet region were measured using a multi-sphere neutron spectrometer. The altitude-dependence of the spectra total fluence rate and ambient dose ...

WU Jian-Hua, XU Yong-Jun, LIU Sen-Lin, WANG Chuan-Gao

2015, 26 (6): 060202

LOW ENERGY ACCELERATOR, RAY AND APPLICATIONS

Transmission efficiency improvement of the injector line of SFC by particle beam decorrelation

The operation of the HIRFL accelerator has shown that the beam transmission efficiency of the sector focusing cyclotron (SFC) injector line is rather poor. Beam simulations have been performed to inve...

YANG Yao, YUAN You-Jin, FENG Yu-Chen, SUN Liang-Ting, FANG Xing, LU Wang, ZHANG Wen-Hui, CAO Yun, ZHANG Xue-Zhen, ZHAO Hong-Wei

2015, 26 (6): 060203

NUCLEAR CHEMISTRY,RADIOCHEMISTRY,RADIOPHARMACEUTICALS AND NUCLEAR MEDICINE

Biosorption behavior and mechanism of thorium on Bacillus sp. dwc-2 isolated from soil

To develop a microbe-based bioremediation strategy for cleaning up thorium-contaminated sites, we have investigated the biosorption behavior and mechanism of thorium on Bacillus sp. dwc-2, one of the ...

LAN Tu, DING Cong-Cong, LIAO Jia-Li, LI Xiao-Long, LI Xing-Liang, ZHANG Jie, ZHANG Dong, YANG Ji-Jun, LUO Shun-Zhong, AN Zhu, WU Qi-Qi, YANG Yuan-You, FENG Su, TANG Jun, LIU Ning

2015, 26 (6): 060301

NUCLEAR CHEMISTRY,RADIOCHEMISTRY,RADIOPHARMACEUTICALS AND NUCLEAR MEDICINE

Impacts of X-ray irradiation on Saccharomyces cerevisiae cells growth and physiological-biochemical characteristic

In this paper, the growth curves of yeast cells exposed to X-rays were detected, and then fitted by Gompertz equation. The yeast cells treated with 50–125 Gy showed an increased exponential grow...

CAO Guo-Zhen, ZHANG Miao-Miao, LI Wen-Jian, MIAO Jian-Shun, LU Dong, ZHANG Wen-De

2015, 26 (6): 060302

NUCLEAR CHEMISTRY,RADIOCHEMISTRY,RADIOPHARMACEUTICALS AND NUCLEAR MEDICINE

Adsorption characteristics of thorium on silica-based anion exchange resins

To isolate and separate thorium from nitric acid solutions, three silica-based anion exchange resins were synthesized. Batch experiments were carried out to investigate adsorption behavior of thorium ...

CHEN Yan-Liang, ZHAO Long, WEI Yue-Zhou, HE Lin-Feng, TANG Fang-Dong

2015, 26 (6): 060303

NUCLEAR CHEMISTRY,RADIOCHEMISTRY,RADIOPHARMACEUTICALS AND NUCLEAR MEDICINE

Dose evaluation of therapeutic radiolabeled bleomycin complexes based on biodistribution data in wild-type rats: Effect of radionuclides in absorbed dose of different organs

Bleomycins (BLMs), as tumor-seeking antibiotics, have been used for over 20 years in treatment of several types of cancers. Several radioisotopes are used in radiolabeling of BLMs for therapeutic and ...

Hassan Yousefnia, Samaneh Zolghadri, Amir Reza Jalilian, and Mohammad Ghannadi-Maragheh

2015, 26 (6): 060304

NUCLEAR CHEMISTRY,RADIOCHEMISTRY,RADIOPHARMACEUTICALS AND NUCLEAR MEDICINE

125I brachytherapy combined with chemotherapy of advanced non-small cell lung cancer

This study was to evaluate effect of 125I brachytherapy combined with chemotherapy on advanced non-small cell lung cancer (NSCLC). Patients with NSCLC in stages III to IV were divided into two groups:...

LIN Yuan-Qiang, SUN Yu, WANG Ren-Jie, GAO Shi, CHEN Bin, SUN Bu-Tong, MA Qing-Jie, JI Tie-Feng, ZHANG Hai-Shan

2015, 26 (6): 060305

NUCLEAR CHEMISTRY,RADIOCHEMISTRY,RADIOPHARMACEUTICALS AND NUCLEAR MEDICINE

Effect of ion and electron beam irradiation on surface morphology and optical properties of PVA

Polyvinyl alcohol (PVA) is a well-known friendly polymer for paper-making, textiles, and a variety of coatings, biomedical applications such as artificial pancreas, synthetic vitreous body, wound dres...

H. M. Eyssa, M. Osman, S. A. Kandil, M. M. Abdelrahman

2015, 26 (6): 060306

NUCLEAR ELECTRONICS AND INSTRUMENTATION

Event-driven timing system based on MRF cPCI hardware for HLS-II

Hefei Light Source (HLS)-II is a vacuum ultraviole (VUV) synchrotron light source. A major upgrade of the light source was finished at the end of 2014. The timing system was rebuilt using compact peri...

LI Chuan, WANG Ji-Gang, XUAN Ke, LIU Gong-Fa, WANG Lin, LI Wei-Min, LI Jing-Yi

2015, 26 (6): 060401

NUCLEAR ELECTRONICS AND INSTRUMENTATION

A novel compact Tokamak Hard X-ray diagnostic detector

A compact X-ray detector based on the lutetium yttrium oxyorthosilicate scintillator (LYSO) and silicon photomultiplier (SiPM) has been designed and fabricated for the hard X-ray diagnosis on the HL 2...

CAO Jing, JIANG Chun-Yu, ZHAO Yan-Feng, YANG Qing-Wei, YIN Ze-Jie

2015, 26 (6): 060402

NUCLEAR ELECTRONICS AND INSTRUMENTATION

Development of a spherical tissue equivalent proportional counter for neutron monitoring

A spherical tissue equivalent proportional counter (TEPC) for neutron monitoring has been developed. It was properly designed to produce a uniform electric field intensity around the anode wire. An in...

JIANG Zhi-Gang, YUAN Yong-Gang, WANG He-Yi, CHEN Hua

2015, 26 (6): 060403

NUCLEAR ELECTRONICS AND INSTRUMENTATION

An algorithm for 252Cf-Source-Driven neutron signal denoising based on Compressive Sensing

As photoelectrically detected 252Cf-source-driven neutron signals always contain noise, a denoising algorithm is proposed based on compressive sensing for the noised neutron signal. In the algorithm, ...

LI Peng-Cheng, WEI Biao, FENG Peng, HE Peng, MI De-Ling

2015, 26 (6): 060404

NUCLEAR PHYSICS AND INTERDISCIPLINARY RESEARCH

Measurement of ²³²Th(n,2n)²³¹Th reaction cross-sections at neutron energies of 14.1 MeV and 14.8 MeV using neutron activation method

In this study, the activation cross-sections were measured for 232Th(n,2n)231Th reactions at neutron energies of 14.1 and 14.8 MeV, which were produced by a neutron generator through a T(d,n)4He react...

LAN Chang-Lin, XIE Bao-Lin, ZHANG Kai, PENG Meng, FANG Kai-Hong

2015, 26 (6): 060501

NUCLEAR PHYSICS AND INTERDISCIPLINARY RESEARCH

A facile method for studying interaction of rhodamine B and bovine serum albumin: Towards physical-binding mediated fluorescence labeling of proteins

Strategies for labeling proteins with fluorophores are always important for biotechnology. Here we take a model protein (bovine serum albumin) and a typical fluorophore (rhodamine B) to demonstrate a ...

MA Yu-Xing, ZHONG Rui-Bo, GUO Jun, LIU Yu-Shuang, YUAN Ming, BAI Zhi-Jun, LIU Tao-Tao, ZHAO Xin-Min, ZHANG Feng

2015, 26 (6): 060502

NUCLEAR PHYSICS AND INTERDISCIPLINARY RESEARCH

FS23 binds to the N-terminal domain of human Hsp90: A novel small inhibitor for Hsp90

The N-terminal domain of heat shock protein 90 (Hsp90N) is responsible for the catalytic activity of Hsp90. The reported inhibitors of Hsp90 bind to this domain and would inhibit tumor growth and prog...

LI Jian, SHI Feng, CHEN Dan-Qi, CAO Hui-Ling, XIONG Bing, SHEN Jing-Kang, HE Jian-Hua

2015, 26 (6): 060503

NUCLEAR PHYSICS AND INTERDISCIPLINARY RESEARCH

A micro E-DNA sensor for selective detection of dopamine in presence of ascorbic acid

In this paper, a novel method for selectively detection of dopamine (DA) in the interference of ascorbic acid (AA) is described. A nanometer-sized gold flower microelectrode (NGFME) is prepared by fla...

ZHU Dan, LI Min, WANG Li-Hua, ZUO Xiao-Lei

2015, 26 (6): 060504

NUCLEAR ENERGY SCIENCE AND ENGINEERING

Experimental study on fragmentation behaviors of molten LBE and water contact interface

Based on the design of CLEAR (China LEAd-based Reactor), it is important to study the molten LBE (Lead- Bismuth Eutectic)/water interaction following an incidental steam generator tube rupture (SGTR) ...

HUANG Wang-Li, SA Rong-Yuan, ZHOU Dan-Na, JIANG Hua-Lei, HUANG Qun-Ying

2015, 26 (6): 060601

NUCLEAR ENERGY SCIENCE AND ENGINEERING

Speciation study of chromium corrosion product in molten LiF-NaF-KF salt

To investigate the corrosion products of Cr in molten FLiNaK salt (46.5 mol% LiF–11.5 mol% NaF–42 mol% KF), the corrosion test of the pure metal Cr was performed in molten FLiNaK salt at 7...

QIU Jie, ZOU Yang, YU Guo-Jun, HE Shang-Ming, LIU Wen-Guan, JIA Yan-Yan, LI Zhi-Jun, XU Hong-Jie

2015, 26 (6): 060602

NUCLEAR ENERGY SCIENCE AND ENGINEERING

Molecular dynamics simulation of displacement cascades in Ni-Mo alloy

Molecular dynamics method is used to investigate the displacement cascades in Ni-Mo binary alloy. Effects of the irradiation temperature, energy of the primary knock-on atoms and concentration of solu...

HU Neng-Wen, QI Mei-Ling, XIAO Shi-Fang, DENG Hui-Qiu, REN Cui-Lan, HU Wang-Yu

2015, 26 (6): 060603

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