Positron annihilation spectroscopy of defects in nuclear and irradiated materials-a review
FA Selim - Materials Characterization, 2021 - Elsevier
Positron is the only probe that can detect individual atomic vacancies and small and large
vacancy clusters induced by irradiation with remarkable sensitivity, providing information …
vacancy clusters induced by irradiation with remarkable sensitivity, providing information …
Characterization of lattice defects in metallic materials by positron annihilation spectroscopy: A review
J Čížek - Journal of Materials Science & Technology, 2018 - Elsevier
Positron is an excellent probe of lattice defects in solids. A thermallized positron delocalized
in lattice can be trapped at open volume defects, eg vacancies, dislocations, grain …
in lattice can be trapped at open volume defects, eg vacancies, dislocations, grain …
ZnO Luminescence and scintillation studied via photoexcitation, X-ray excitation and gamma-induced positron spectroscopy
J Ji, AM Colosimo, W Anwand, LA Boatner, A Wagner… - Scientific reports, 2016 - nature.com
The luminescence and scintillation properties of ZnO single crystals were studied by
photoluminescence and X-ray-induced luminescence (XRIL) techniques. XRIL allowed a …
photoluminescence and X-ray-induced luminescence (XRIL) techniques. XRIL allowed a …
Feature extraction of positron image and imaging algorithm based on 3D convolution operation
W Yu, M Zhao, J Xu, M Yao, R Guo, Y Yu, C Liu - Optik, 2020 - Elsevier
This study introduces a new positron annihilation based on a 3D imaging test method for
foreign matter in a metal-enclosed cavity. When the test method is directly applied to the …
foreign matter in a metal-enclosed cavity. When the test method is directly applied to the …
[PDF][PDF] Gamma induced positron annihilation: History, current, and future developments
F Selim - Acta Physica Polonica A, 2017 - bibliotekanauki.pl
Positron annihilation spectroscopy is often performed using radioactive sources for bulk
measurements or positron beams for depth resolved measurements. Both have many …
measurements or positron beams for depth resolved measurements. Both have many …
Annihilation lifetime spectroscopy using positrons from bremsstrahlung production
A Wagner, W Anwand, M Butterling… - Defect and Diffusion …, 2012 - Trans Tech Publ
A new type of a positron annihilation lifetime spectroscopy (PALS) system has been set up at
the superconducting electron accelerator ELBE [at Helmholtz-Zentrum Dresden-Rossendorf …
the superconducting electron accelerator ELBE [at Helmholtz-Zentrum Dresden-Rossendorf …
Controlled synthesis and understanding of growth mechanism–parameters for atmospheric pressure hydrothermal synthesis of ultrathin secondary ZnO nanowires
We measured luminescence and scintillation in ZnO single crystals by photoluminescence
and X-ray-induced luminescence (XRIL). XRIL allowed a direct comparison to be made …
and X-ray-induced luminescence (XRIL). XRIL allowed a direct comparison to be made …
[HTML][HTML] A single shot gamma-induced positron spectroscopy based on laser wakefield accelerator
Y Yan, M Yu, S Wang, F Tan, Y Yang, X Zhang, Y Wu… - AIP Advances, 2021 - pubs.aip.org
Single shot gamma-induced positron annihilation spectroscopy (GiPS) based on a laser
wakefield accelerator is proposed. In this spectroscopy, a large number of gamma rays …
wakefield accelerator is proposed. In this spectroscopy, a large number of gamma rays …
A novel source of MeV positron bunches driven by energetic protons for PAS application
Z Tan, W Xu, Y Liu, R Xiao, W Kong, B Ye - Nuclear Instruments and …, 2014 - Elsevier
This paper proposes a novel methodology of MeV positrons generation for PAS application.
Feasibility of this proposal analyzed by G4Beamline and Transport have shown reasonable …
Feasibility of this proposal analyzed by G4Beamline and Transport have shown reasonable …
正电子湮没技术作为材料无损检测的应用研究
曾辉, 陈志强, 姜静, 薛旭东, 梁建平, 刘向兵, 王荣山… - 2014 - ir.sinap.ac.cn
摘要利用正电子湮没技术对材料内部原子尺度缺陷和损伤十分敏感的特点,
设计了一种新的正电子无损检测(Non-destructive testing, NDT) 装置, 并使用单一样品分析了 …
设计了一种新的正电子无损检测(Non-destructive testing, NDT) 装置, 并使用单一样品分析了 …