Factors affecting detective quantum efficiency of a fast neutron radiography system 影响快中子照相系统DQE的因素及分析
The fluorescent converter used for fast neutron radiography was developed by using the home-made wavelength-shifting fibers ( WSF). 采用国产材料研制了基于移波光纤的快中子照相用转换屏。
Manufacture and Test of High Efficiency Fluorescent Converter for Fast Neutron Radiography 高效快中子转换屏的研制及其性能测试
Neutron radiography technique and its application on research of concrete materials 中子照相技术及其在混凝土材料研究中的应用
A Collimator is the key assemble of neutron radiography facility. 准直器是中子照相装置的关键组件之一,利用石墨为慢化剂,铋为γ过滤器。
High-sensitivity fast neutron radiography system 高灵敏度的快中子照相系统
Introduced in this paper is a fast neutron radiography system, which is mainly composed of a scintillation fiber array and a scientific grade optical CCD. 快中子照相系统由闪烁光纤阵列和科学级可见光CCD等元件组成。
Development of collimator system of neutron radiography facility in SPRR-300 reactor SPRR-300反应堆中子照相装置准直系统的研制
Focused on the special characteristics of digital neutron image, one DSP-based wavelet noise removing algorithm for neutron radiography image is proposed and stimulated on the SZ-DSP experimental platform. 针对中子数字成像系统中图像噪声的成因和特点,研究了一种基于DSP技术的中子辐射图像小波去噪算法研究,并在SZ-DSP实验平台上进行了仿真实验验证。
Fast neutron radiography system is mainly composed by a scintillation fiber array and a scientific grade optical CCD. 在基于CCD耦合闪烁光纤阵列的快中子照相系统中,快中子图像受噪声污染较为严重。
Luminescent efficiency of scintillating screen for digital neutron radiography based on CCD 基于CCD的中子透射成像中闪烁屏发光效率研究
Numerical Simulation of NR ( neutron radiography) image s is of unquestionable importance. 中子照相的数值模拟在中子照相技术研究中有着重要的作用。
Test and Application of Thermal Neutron Radiography Facility at Xi'an Pulsed Reactor 西安脉冲堆中子照相系统性能测试及应用
A study on intrinsic resolution of neutron radiography scintillation screen 中子照像闪烁屏固有分辨率的研究
Designing Calculation for Shield Rebuilding of Neutron Radiography at Xi'an Pulsed Reactor 西安脉冲堆中子照相屏蔽体改建设计计算
Developments of the study of the neutron radiography 中子照相研究工作的若干进展
The principle and methods of thermal neutron radiography are described briefly in this paper. 本文简单地叙述了热中子照相的原理和方法。
Simulation Design on Beam Shaping Assembly for Neutron Radiography Based d-D and d-T Neutron Source d-D和d-T中子源中子照相慢化准直屏蔽系统模拟设计
A new neutron radiography system using charge coupled device ( CCD) digital camera has made, mean while, the architecture and technical properties, and design keys of imaging system are also analyzed. 研制了一种基于CCD数字摄像机的中子成像系统,阐述了该中子成像系统的组成、技术特点、成像系统设计要点。
Emphasis is put on the discussion about the sensitivity of thermal neutron radiography in defect detecting test and those factors which affect the sensitivity and the quality of the images. 着重讨论了热中子照相探伤的灵敏度和影响灵敏度及热中子照相质量的有关因素。
As a non-destructive testing technique, fast neutron radiography has many unique advantages comparing with X-ray and thermal neutron radiography. 快中子照相是一种优良的无损检测技术,它有着X射线、热中子照相等所不具有的独特优势。
Neutron Radiography as a Tool for Cadmium Distribution Measurement in Hg_ ( 1-x) Cd_xTe Single-Crystals 用中子射线照相术测Hg(1-x)CdxTe中的镉分布
An image compression algorithm, which is suit for digital neutron radiography system, is proposed. 分析了中子辐照图像的特点,提出一种适合于数字中子照相系统的图像压缩算法。
Determination the Collimation Ratio of Neutron Radiography Beams Using NU Device 用无本影装置测定中子照相射线束的准直比
High Sensitive Scintillators for Neutron Radiography 高灵敏度中子照相闪烁屏
The main factors influencing the performance of neutron radiography 影响中子射线照相性能的主要因素
Experimental study on fast neutron radiography 快中子照相的实验研究
Neutron radiography is an important technology of non-destruction testing. The quality of neutron radiography is deeply influenced by the property of the converter. 中子照相技术是一项重要的无损检测技术,转化屏的性能极大地影响着中子照相的质量。
Neutron radiography has been more widely used in aircraft ( wing, fuel tank, engine, etc.), spacecraft components, electronic circuits, metallurgical parts, pieces of organic adhesive, non-destructive testing of nuclear fuel components and the hydride testing. 中子照相技术已较为广泛的应用于飞机(机翼、油箱、发动机等)、航天飞行器元件、火工品、电子线路、冶金部件、有机粘合件、核燃料组件的无损检测和氢化物的检测。