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4篇 您的检索式:作者名="YANG GuiAn"
    题名 作者 年代 出处 被引量
1Study on the imaging ability of the 2D neutron detector based on MWPC显示文摘A 2D neutron detector based on 3 He convertor and MWPC with an active area of 200 mm×200 mm has been successfully designed and fabricated.The detector has been tested with Am/Be neutron source and with collimated neutron beam with the wavelength of =1.37.The best spatial resolution of 1.18 mm(FWHM) and good linearity were obtained.This is in good agreement with theoretical calculations.TIAN LiChao CHEN YuanBo TANG Bin ZHOU JianRong QI HuiRong LIU RongGuang ZHANG Jian YANG GuiAn XU Hong CHEN DongFeng SUN ZhiJia 2013Science China(Physics,Mechanics & Astronomy)2013,56,10:3
2Simulation study on the boron-coated GEM neutron beam monitor显示文摘A Monte Carlo method of the 3D GEM simulation is introduced.The physical process of the neutron detection is described with the Geant4 code and the Garfield code.The results of the optimized electric-fields,the emitted ions spectrum,the electrons transverse diffusion and the signal width are presented.Moreover,the preliminary result with a CF-252 neutron source is reported.These are useful in designing detector structures and to provide an optimized option for the development of the boron-coated GEM neutron beam monitor.WANG YanFeng SUN ZhiJia ZHOU JianRong YANG GuiAn XU Hong WANG Tuo CHEN YuanBo 2013Science China(Physics,Mechanics & Astronomy)2013,56,10:2
3Prototype of a large neutron detector based on MWPC显示文摘A prototype of large-area position sensitive neutron detector was designed and constructed according to the requirements of the Small-Angle Scattering spectrometer of China Spallation Neutron Source(CSNS).The detector was based on the 3He neutron convertor and MWPC with an effective area of 650 mm×650 mm.A prototype was completed and tested with 55Fe X-ray.The high-pressure vessel was designed and constructed with high-strength aluminum alloy.A position resolution of about 4.6mm×2.3 mm(FWHM)and efficiency>65%for neutrons with wavelength of 1.8?was determined after the operational gas filled.TIAN LiChao QI HuiRong SUN ZhiJia WANG YanFeng ZHANG Jian LIU RongGuang ZHAO YuBin ZHANG HongYu ZHAO DongXu DONG Jing XIE Wan YANG GuiAn OUYANG Qun CHEN YuanBo 2014Science China(Physics,Mechanics & Astronomy)2014,57,11:1
4Roles of Tet2 in meiosis, fertility and reproductive aging显示文摘Dear Editor,Ten-eleven translocation(Tet)enzymes play important roles in DNA demethylation involved in various biological processes including stem cell pluripotency and differentiation,and tumorigenesis(Dawlaty et al.,2013;Wu and Zhang,2017).Tet2 deficiency or mutation leads to severe hematopoietic defects or myeloid malignancies in mice(Delhommeau et al.,2009;Ko et al.,2010;Moran-Crusio et al.,2011).Restoration of TET2 blocks aberrant self-renewal and leukemia progression in patients possessing TET2 mutations(Cimmino et al.,2017).Huasong Wang Linlin Liu Mo Gou Guian Huang Chenglei Tian Jiao Yang Haiying Wang Qin Xu Guo_Liang Xu Lin Liu 2021Protein & Cell2021,12,7:0
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