PLASTIC

作品数:663被引量:869H指数:12
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相关作者:葛正浩徐峰李晓芳陈石峰贾颖莲更多>>
相关机构:中国科学院陕西科技大学清华大学轻工业塑料加工应用研究所更多>>
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Optical transmittance and pulse shape discrimination of polystyrene/poly(methyl methacrylate)-based plastic scintillators
《Nuclear Science and Techniques》2025年第1期94-102,共9页Yi-Yao Liang Ying-Du Liu Pu-Sen Wang Jie Bao Xiao-Ping Ouyang 
supported by the National Natural Science Foundation of China(No.12027813);the fund of National Innovation Center of Radiation Application of China(Nos.KFZC2020020501,KFZC2021010101).
Polymethyl methacrylate(PMMA)is an optically transparent thermoplastic with favorable processing conditions.In this study,a series of plastic scintillators are prepared via thermal polymerization,and the impact of PMM...
关键词:Neutron detection Plastic scintillation Pulse shape discrimination Polymethyl-methacrylate POLYSTYRENE 
Development of an enhanced online tritium monitoring system using plastic scintillation fiber array
《Nuclear Science and Techniques》2024年第10期239-249,共11页Wen-Yu Cheng Ke Deng You-Shi Zeng Wei Liu Qin Zhang 
supported by the Young Potential Program of the Shanghai Institute of Applied Physics,Chinese Academy of Sciences,Shanghai Rising-Star Program,China(No.22YF1457800);the Chinese Academy of Sciences Youth Education Fund Program(No.E2292502);Gansu Major Scientific and Technological Special Project(No.23ZDGH001)。
Tritium,a radioactive nuclide discharged by nuclear power plants,poses challenges for removal.Continuous online monitoring of tritium in water is crucial for real-time radiation data,given its predominant existence in...
关键词:Tritium Plastic scintillating fiber array DETECTOR 
Performance of a plastic scintillation fiber dosimeter based on different photoelectric devices被引量:3
《Nuclear Science and Techniques》2021年第11期25-31,共7页Yue Yang Cui-Ping Yang Jie Xin Hai-Feng Chen Zhong-Xu Xing Wei-Wei Qu Liang Hu Xin-Jian Chen Ren-Sheng Wang 
supported by the China Postdoctoral Science Foundation(No.2017M621818);the National Key Research and Development Project(Nos.2017YFF0206205 and2016YFB0501303);the National Natural Science Foundation of China(Nos.51873137 and 11705123);the Project of the State Key Laboratory of Radiation Medicine and Protection Soochow University(No.GZN1201801)。
The photoelectric device of a scintillation dosimeter converts photons produced by radiation into an electrical signal.Its features directly determine the overall performance of the dosimeter.For a plastic scintillati...
关键词:Photoelectric device Plastic scintillation fiber dosimeter(PSFD) Current readout Dose response 
Adaptability of n-γdiscrimination and filtering methods based on plastic scintillation被引量:2
《Nuclear Science and Techniques》2021年第3期63-71,共9页Zhuo Zuo Hao-Ran Liu Yu-Cheng Yan Bing-Qi Liu Song Zhang 
supported by the Key Natural Science Projects of the Sichuan Education Department(No.18ZA0067);the Key Science and Technology Projects of Leshan(No.19SZD117)。
Neutrons have been extensively used in many fields,such as nuclear physics,biology,geology,medical science,and national defense,owing to their unique penetration characteristics.Gamma rays are usually accompanied by t...
关键词:Fourier transform Wavelet transform Moving average Kalman filter Charge comparison method Fractal spectrum method Back-propagation neural network 
Two-dimensional X-ray imaging using plastic scintillating fiber array
《Nuclear Science and Techniques》2008年第1期50-52,共3页MA Qingli TANG Shibiao ZOU Jiwei XU Dongzhe 
Supported by National Natural Science Foundation of China (No.60602065)
Due to its low cost, flexibility and convenience for long distance data transfer, plastic scintillation fiber (PSF) have been increasingly used in building detectors or sensors for detecting various radiations and ima...
关键词:波导光学 射线 X线成像 闪烁纤维 
Some characteristics of X-ray imaging for energy region of over 100 keV using plastic scintillation fiber array
《Nuclear Science and Techniques》2007年第3期172-175,共4页TANG Shibiao MA Qingli YIN Zejie HUANG Huan 
Supported by National Natural Science Foundation (No.60602065);Innovation Funds of USTC for Graduate Student (No.KD2006009)
In this work, characteristics of using PSFs (plastic scintillation fibers) coupled with CCD (charge-coupled devices ) to build area detectors for high energy X-ray imaging are studied with a Monte Carlo simulation, wh...
关键词:塑料发光纤维 X射线成像 信噪比 SNR 
Determination of spatial resolution of plastic scintillation fiber array with a simple method被引量:3
《Nuclear Science and Techniques》2007年第2期111-114,共4页TANG Shibiao MA Qingli YIN Zejie HUANG Huan 
Supported by Natural Science Foundation of China (No.60602065);Innovation Funds of USTC for Graduate Student (No.KD2006009)
The spatial resolution of a position sensitive gamma-ray detector configuration based on plastic scintillation fiber array was measured using a Monte Carlo simulation method. Both point spread function and modulation ...
关键词:塑料闪烁光纤阵 空间分辨率 测定 简单方法 
Image quality evaluation of linear plastic scintillating fiber array detector for X-ray imaging被引量:1
《Nuclear Science and Techniques》2004年第6期361-364,共4页Mohammad Mehdi NASSERI 
It is important to assess image quality, in order to ensure that the imaging system is performing optimally and also identify the weak points in an imaging system. Three parameters mostly leading to image degradation ...
关键词:闪烁纤维 X射线 调制变换函数 GEANT4 图象质量 
Monte-Carlo simulation for determining SNR and DQE of linear array plastic scintillating fiber被引量:3
《Nuclear Science and Techniques》2004年第5期304-307,共4页Mohammad Mehdi NASSERI 
Fundamental characteristics of the plastic-scintillating fiber (PSF) for wide energy range of electromag- netic radiation (X & γ) have been studied to evaluate possibility of using the PSF as an imaging detector for ...
关键词:Monte-Carlo GEANT4 SNR 
Monte-Carlo simulation to determine detector efficiency of plastic scintillating fiber被引量:3
《Nuclear Science and Techniques》2004年第5期308-311,共4页Mohammad Mehdi NASSERI MA Qing-Li YIN Ze-Jie WU Xiao-Yi 
Fundamental characteristics of the plastic scintillating fiber (PSF) as a detector for electromagnetic radiation (X & γ) are obtained by GEANT4 detector simulation tool package. The detector response to radiation wit...
关键词:Plastic scintillating fiber IMAGING Detector’s quantum efficiency Geant 4. 
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