Nuclear Science and Techniques

NUCLEAR PHYSICS AND INTERDISCIPLINARY RESEARCH

Benchmarking of JEFF-3.2, FENDL-3.0 and TENDL-2014 evaluated data for tungsten with 14.8 MeV neutrons

Integral experiments on tungsten slab samples were carried out on the D-T neutron source facility at China Institute of Atomic Energy. Leakage neutron spectra from the irradiated tungsten target were ...

S. Zhang · Y.-B. Nie · J. Ren · F. Luo · X.-C. Ruan · Z.-Q. Chen · R. Han · T. Bao · S.-M. Ge

2017, 28 (3): 27

SYNCHROTRON RADIATION TECHNOLOGY AND APPLICATIONS

Generation of double pulses at the Shanghai soft X-ray free electron laser facility

In this article, we present the promise of a new method generating double electron pulses in picosecondscale pulse length and tunable interpulse spacing at several picoseconds. This has witnessed an i...

Zhen Wang, Chao Feng, Qiang Gu, Li-Hua Yu, Zhen-Tang Zhao

2017, 28 (3): 28

NUCLEAR PHYSICS AND INTERDISCIPLINARY RESEARCH

A segmented conical electric lens for optimization of the beam spot of the low-energy muon facility at PSI: a Geant4 simulation analysis

The low-energy muon facility at PSI provides nearly fully polarized positive muons with tunable energies in the keV range to carry out muon spin rotation (LE-lSR) experiments with nanometer depth reso...

Ran Xiao, Elvezio Morenzoni, Zaher Salman, Bang-Jiao Ye, Thomas Prokscha

2017, 28 (3): 29

NUCLEAR CHEMISTRY,RADIOCHEMISTRY,RADIOPHARMACEUTICALS AND NUCLEAR MEDICINE

Synthesis and characterization of porous 4VP-based adsorbent for Re adsorption as analogue to ⁹⁹Tc

Technetium (99Tc), a major fission product in nuclear reactors, of high yield, long-half-life and high mobility in the environment must be removed in nuclear fuel reprocessing. Considering rhenium (Re...

Pu-Yin Wang, Jian-Hua Zu, Yue-Zhou Wei

2017, 28 (3): 30

NUCLEAR ELECTRONICS AND INSTRUMENTATION

Effects of electron radiation on commercial power MOSFET with buck converter application

Microelectronic power converters such as buck and boost converter are required to be tolerant to radiations including electron radiation. This paper examines electron radiation effects on the I&ndash...

S.F.O. Abubakkar · N.F. Zabah · Y. Abdullah · D.A. Fauzi · N. Muridan · N.F. Hasbullah

2017, 28 (3): 31

LOW ENERGY ACCELERATOR, RAY AND APPLICATIONS

Electronic structure and optical properties of the scintillation material wurtzite ZnS(Ag)

In order to investigate the effect of Ag doping (ZnS(Ag)) and Zn vacancy (VZn) on the alpha particle detection performance of wurtzite (WZ) ZnS as a scintillation cell component, the electronic struc...

D.-Y. Jiang · Z. Zhang · R.-X. Liang · Z.-H. Zhang · Y. Li · Q. Zhao · X.-P. Ouyang

2017, 28 (3): 32

NUCLEAR ENERGY SCIENCE AND ENGINEERING

Success criteria analysis in support of probabilistic risk assessment for nuclear power plants: application on SGTR accident

Success criteria analysis (SCA) bridges the gap between deterministic and probabilistic approaches for risk assessment of complex systems. To develop a risk model, SCA evaluates systems behaviour in r...

S.M. Hoseyni · K. Karimi · S.M. Hoseyni · M. Mohammadnia

2017, 28 (3): 33

NUCLEAR ENERGY SCIENCE AND ENGINEERING

Optimization of a dynamic uncertain causality graph for fault diagnosis in nuclear power plant

Fault diagnostics is important for safe operation of nuclear power plants (NPPs). In recent years, data-driven approaches have been proposed and implemented to tackle the problem, e.g., neural network...

Yue Zhao, F.Di Maio, Enrico Zio, Qin Zhang, Chun-Ling Dong, Jin-Ying Zhang

2017, 28 (3): 34

NUCLEAR PHYSICS AND INTERDISCIPLINARY RESEARCH

Construction of DNA-based logic gates on nanostructured microelectrodes

Electrochemical logical operations utilizing biological molecules (protein or DNA), which can be used in disease diagnostics and bio-computing, have attracted great research interest. However, the exi...

Tao Wei, Min Li, Yue-Yue Zhang, Ali Aldalbahi, Li-Hua Wang, Xiao-Lei Zuo, Yun Zhao

2017, 28 (3): 35

NUCLEAR ENERGY SCIENCE AND ENGINEERING

Lattice Boltzmann method for simulation of time-dependent neutral particle transport

In this paper, a novel model is proposed to investigate the neutron transport in scattering and absorbing medium. This solution to the linear Boltzmann equation is expanded from the idea of lattice Bo...

Ya-Hui Wang, Lin-Ming Yan, Bang-Yang Xia, Yu Ma

2017, 28 (3): 36

NUCLEAR ELECTRONICS AND INSTRUMENTATION

A real-time online data acquisition system for Dragon-I linear induction accelerator

An extensible high-speed accelerator data acquisition system (ADAS) for the Dragon-I linear induction accelerator has been developed. It comprises a VXI crate, a controller, four data acquisition plu...

Jun Wu, Xiang Zhou, Chen Yuan, Ze-Jie Yin

2017, 28 (3): 37

NUCLEAR CHEMISTRY,RADIOCHEMISTRY,RADIOPHARMACEUTICALS AND NUCLEAR MEDICINE

Local structural characteristics of Sb₂Te₃ films studied by reverse Monte Carlo modeling

Atomic configuration and connectivity of Sb2Te3 thin film are investigated using high-energy X-ray diffraction and reverse Monte Carlo simulation. Atomic model details of Sb2Te3 thin film are compared...

L. Zhang · S.-N. Song · H. Lin · Y. Cheng · W. Xi · L. Li · Y. He · Z.-T. Song

2017, 28 (3): 38

NUCLEAR ENERGY SCIENCE AND ENGINEERING

Flow characteristics of natural circulation in a lead–bismuth eutectic loop

Lead and lead-alloys are proposed in future advanced nuclear system as coolant and spallation target. To test the natural circulation and gas-lift and obtain thermal-hydraulics data for computational ...

C.-C. Yue · L.-L. Chen · K.-F. Lyu · Y. Li · S. Gao · Y.-J. Liu · Q.-Y. Huang

2017, 28 (3): 39

NUCLEAR ELECTRONICS AND INSTRUMENTATION

A time and charge measurement board for muon tomography of high-Z materials

In this paper, a versatile time and charge measurement (MQT) board for muon tomography is described in detail. For time measurement, the general-purpose timeto-digital converter (TDC) chip TDC-GP2 is ...

Shi-Tao Xiang, Hao Liang

2017, 28 (3): 40

NUCLEAR ENERGY SCIENCE AND ENGINEERING

Radionuclides in primary coolant of a fluoride salt-cooled hightemperature reactor during normal operation

The release of fission products from coated particle fuel to primary coolant, as well as the activation of coolant and impurities, were analysed for a fluoride saltcooled high-temperature reactor (FH...

G.-Q. Zhang · S. Wang · H.-Q. Zhang · X.-W. Zhu · C. Peng · J. Cai · Z.-Z. He · K. Chen

2017, 28 (3): 41

NUCLEAR ENERGY SCIENCE AND ENGINEERING

The study on the shrink-fit multi-ring flywheel with fall-off function

Structural integrity of the flywheel of reactor coolant pump is important for safe operation of a nuclear power plant. A shrink-fit multi-ring flywheel is designed with a fall-off function, i.e., it w...

Yu-Jin Wang, De-Zhong Wang, Wei-Zhong Guo, Jun-Lian Yin, Cheng-Wei Wang

2017, 28 (3): 42

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