Nuclear Science and Techniques

LOW ENERGY ACCELERATOR, RAY AND APPLICATIONS

B₄C/NRL flexible films for thermal neutron shielding

Boron carbide/natural rubber latex (B4C/NRL) flexible films were prepared via dip-molding with B4C content in the range of 5–55 wt% for thermal neutron (0.0253 eV) shielding. B4C was well disper...

Yi-Chuan Liao, Dui-Gong Xu, Peng-Cheng Zhang

2018, 29 (2): 17

NUCLEAR PHYSICS AND INTERDISCIPLINARY RESEARCH

Wetting behaviors of methanol, ethanol, and propanol on hydroxylated SiO₂ substrate

Water molecules could form a liquid droplet on the water monolayer on a specific solid surface, which has been referred to as ‘‘ordered water monolayer that does not completely wet water&r...

Xue-Chuan Nie, Bo Zhou, Chun-Lei Wang, Hai-Ping Fang

2018, 29 (2): 18

NUCLEAR ELECTRONICS AND INSTRUMENTATION

Design and implementation of power and phase feedback control system for ICRH on EAST

Ion cyclotron wave resonance heating (ICRH) is one of the most important auxiliary methods to heat plasma in the Experimental Advanced Superconducting Tokamak (EAST). Several megawatts of power is tra...

Zhao Chen, Yan-Ping Zhao, Gen Chen, Yan Cheng, Jian-Hua Wang, Jia-Hui Zhang, Yu-Qing Yang

2018, 29 (2): 19

NUCLEAR ENERGY SCIENCE AND ENGINEERING

Data decomposition method for full-core Monte Carlo transport–burnup calculation

Monte Carlo transport simulations of a full-core reactor with a high-fidelity structure have been made possible by modern-day computing capabilities. Performing transport–burnup calculations of ...

Hong-Fei Liu, Peng Ge, Sheng-Peng Yu, Jing Song, Xiao-Lei Zheng

2018, 29 (2): 20

SYNCHROTRON RADIATION TECHNOLOGY AND APPLICATIONS

New design for multi-crystal data collection at SSRF

Data collection with microcrystals at synchrotron radiation facilities is challenging because it is difficult to harvest and locate microcrystals. Moreover, microcrystals are sensitive to radiation da...

Bing Li, Sheng Huang, Qiang-Yan Pan, Min-Jun Li, Huan Zhou, Qi-Sheng Wang, Feng Yu, Bo Sun, Jian-Qiao Chen, Jian-Hua He

2018, 29 (2): 21

NUCLEAR ELECTRONICS AND INSTRUMENTATION

Design of a control system with high stability for a streak camera using isolated ADC

The streak camera is an ultra-fast diagnostic instrument with high sensitivity, and a high temporal and spatial resolution. It is primarily employed in various scientific research, such as inertial co...

Yu-Man Fang, Xiang-Yan Xu, Jin-Shou Tian, Cheng-Quan Pei

2018, 29 (2): 22

LOW ENERGY ACCELERATOR, RAY AND APPLICATIONS

Energy distributions of multiple backscattered photons in materials

Backscattering of gamma photons from a material is of fundamental importance in radiation shielding, industrial and medical applications, radiation dosimetry, and non-destructive testing. In Compton s...

Asuman Aydın

2018, 29 (2): 23

NUCLEAR ENERGY SCIENCE AND ENGINEERING

Preliminary analysis of reactivity reconstruction capability based on inverse kinetics method under different initial reactivity states

Online reactivity monitoring plays an important role in operation and safety analyses of fission reactor systems. The inverse kinetics method, which is based on a point kinetics model, is the most wid...

Xiao-Xiang Zhang, Guang-Yao Sun, Jun Gao, Jing Song, Qi Yang

2018, 29 (2): 24

NUCLEAR PHYSICS AND INTERDISCIPLINARY RESEARCH

Evaluation of interfacial properties in SiC composites using an improved cohesive element method

A two-dimensional axisymmetric finite element model based on an improved cohesive element method was developed to simulate interfacial debonding, sliding friction, and residual thermal stresses in SiC...

Hang Zang, Xing-Qing Cao, Chao-Hui He, Zhi-Sheng Huang, Yong-Hong Li

2018, 29 (2): 25

SYNCHROTRON RADIATION TECHNOLOGY AND APPLICATIONS

Design of wide range energy material beamline at the Shanghai Synchrotron Radiation Facility

We report the design of a wide-range energy material beamline (E-line) with multiple experimental techniques at the Shanghai Synchrotron Radiation Facility. The undulators consisted of an elliptically...

Zhen-Hua Chen, Fan-Fei Sun, Ying Zou, Fei Song, Shuo Zhang, Zheng Jiang, Yong Wang, Ren-Zhong Tai

2018, 29 (2): 26

NUCLEAR CHEMISTRY,RADIOCHEMISTRY,RADIOPHARMACEUTICALS AND NUCLEAR MEDICINE

γ-Ray radiolysis of acetohydroxamic acid in HNO3 and its radiolytic product

Acetohydroxamic acid (AHA) is a novel saltfree reagent used for the separation of Pu and Np from U in the advanced Purex process. This paper reports the c-ray damage of AHA in HNO3 and its radiolytic ...

Jin-Hua Wang, Chao Li, Qian Li, Ming-Hong Wu, Wei-Fang Zheng, Hui He

2018, 29 (2): 27

NUCLEAR PHYSICS AND INTERDISCIPLINARY RESEARCH

A modified multi-group model of angular and momentum distribution of cosmic-ray muons for thickness measurement and material discrimination of slabs

Muon tomography is a capable imaging technique to measure the geometry of high-Z objects. However, most existed algorithms used in muon tomography have obscured the effects of angular distribution and...

Sa Xiao, Wei-Bo He, Ming-Cong Lan, Ying Chen, Mao-Bing Shuai

2018, 29 (2): 28

NUCLEAR ENERGY SCIENCE AND ENGINEERING

Measurement of k_eff by delayed neutron multiplication in subcritical systems

In this paper, we build on the concept of equivalent fundamental-mode source to propose using delayed neutrons as a neutron source in multiplication experiments to acquire the effective multiplication...

Bin Ye, Chao-Wen Yang, Chun Zheng

2018, 29 (2): 29

NUCLEAR CHEMISTRY,RADIOCHEMISTRY,RADIOPHARMACEUTICALS AND NUCLEAR MEDICINE

Sorption of uranium (VI) from aqueous solutions by DEEA organo-volcanic: Isotherms, kinetics and thermodynamic studies

The sorption of the uranium(VI) ions from aqueous solutions by diethylethanolammonium organovolcanics (Kula-TURKEY) was investigated under different experimental conditions. DEEA was used to modify th...

ümit H. Kaynar, ümran Hi?s?nmez, Sermin ?am Kaynar, Süleyman Ko?ak

2018, 29 (2): 30

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