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Study of true coincidence summing effects on FEP efficiency of HPGe detectors during decay measurements at HIRFL
《Nuclear Science and Techniques》2025年第5期70-78,共9页Peng-Song Zheng Fu-Rong Shi Sunil Dutt Ya-Ling Zhang Yan-Shi Zhang Wei Wang Guang-Shun Li Si-Cheng Wang Hao-Ran Yang Jin-Qi He Peng-Cong Ma Jilehu Gada Xin Ma Fan-Fei Zeng Hao Huang Chen-Sheng Gao Jian-Guo Wang 
supported by the Natural Science Foundation of Gansu Province(No.22JR5RA118);the National Natural Science Foundation of China(Nos.12121005 and U1932138);the Strategic Priority Research Program of the Chinese Academy of Sciences(No.XDB34010000)。
The measurement of low-level radioactivity using high-purity germanium(HPGe)detectors is important in applications such as environmental background radiation,material screening,and rare decays.The dead layers,dead zon...
关键词：Coaxial HPGe detector Detector characterization GEANT4 simulation Sum-peak Analytical approach Transfer reaction cross-section 
Detector array with digital data acquisition system for charged-particle decay studies
《Nuclear Science and Techniques》2025年第4期140-150,共11页Hao Jian Xin-Xing Xu Kai-Long Wang Jia-Jian Liu Chao-Yi Fu Peng-Jie Li Yan-Yun Yang Guang-Xin Zhang Kang Wang Fang-Fang Duan Long-Hui Ru Guang-Shun Li Bing Ding Yun-Hua Qiang Cen-Xi Yuan Jun-Bing Ma Shi-Wei Xu Yu-Feng Gao Rui Fan Fan-Chao Dai Si-Xian Zha Hao-Fan Zhu Jin-Hai Li Shu-Lian Qin Zhi-Fang Chang Cheng Kong He-Xuan Yan Hao-Wei Xu Jia-Long Ning Bo-Ren Liu Jie Zhou Yu-Dong Chen Bo-Shuai Cai Yu-Ting Wang Hong-Yi Wu Zhi-Xuan Wang Dong-Sheng Hou Hu-Shan Xu Xiao-Hong Zhou Yu-Hu Zhang Meng Wang Zheng-Guo Hu Jenny Lee 
supported by the National Key Research and Development Project,China(No.2023YFA1606404);the Strategic Priority Research Program of Chinese Academy of Sciences(No.XDB34010300);the National Natural Science Foundation of China(Nos.12022501,12105329,12475127);the Guangdong Major Project of Basic and Applied Basic Research(No.2021B0301030006);the Research Program of Heavy Ion Science and Technology Key Laboratory,Institute of Modern Physics,Chinese Academy of Sciences(Nos.HIST2024KS04,HIST2024CO04);Longyuan Youth Innovation and Entrepreneurship Talent Project of Gansu Province(No.2024GZT04);State Key Laboratory of Nuclear Physics and Technology,Peking University(No.NPT2023KFY01);the Major Science and Technology Projects in Gansu Province(No.24GD13GA005)。
A state-of-the-art detector array with a digital data acquisition system has been developed for charged-particle decay studies,includingβ-delayed protons,αdecay,and direct proton emissions from exotic proton-rich nu...
关键词：β-delayed proton decay Double-sided silicon strip detector High-purity germanium detector Digital data acquisition system Implantation–decay correlation 
Laser-assistedαdecay of the deformed odd-A nuclei
《Nuclear Science and Techniques》2025年第4期181-198,共18页Jun-Hao Cheng Qiong Xiao Jun-Gang Deng Yang-Yang Xu You-Tian Zou Tong-Pu Yu 
supported by the National Natural Science Foundation of China(Nos.12375244 and 12135009);the Hunan Provincial Innovation Foundation for Postgraduate(Nos.CX20210007 and CX20230008)。
In this study,we explore the impact of state-of-the-art laser fields on theαdecay half-life of deformed ground-state odd-A nuclei within the proton number range of 52–107.The calculations show that the presence of a...
关键词：αdecay Odd-A nuclei HALF-LIFE Extreme laser field Penetration probability 
Reliable calculations of nuclear binding energies by the Gaussian process of machine learning
《Nuclear Science and Techniques》2024年第6期130-144,共15页Zi-Yi Yuan Dong Bai Zhen Wang Zhong-Zhou Ren 
the National Key R&D Program of China(No.2023YFA1606503);the National Natural Science Foundation of China(Nos.12035011,11975167,11947211,11905103,11881240623,and 11961141003).
Reliable calculations of nuclear binding energies are crucial for advancing the research of nuclear physics. Machine learning provides an innovative approach to exploring complex physical problems. In this study, the ...
关键词：Nuclear binding energies DECAY Machine learning Gaussian process 
Structure and 2p decay mechanism of^(18)Mg
《Nuclear Science and Techniques》2024年第6期145-154,共10页Long Zhou De-Qing Fang Si-Min Wang Hui Hua 
the National Key Research and Development Program(MOST 2022YFA1602303 and MOST 2023YFA1606404);the National Natural Science Foundation of China(Nos.12347106,2147101,11925502,11935001 and 11961141003);the Strategic Priority Research Program of Chinese Academy of Sciences(No.XDB34030000).
The recently discovered,extremely proton-rich nuclide 18 Mg exhibits ground-state decay via two sequential two-proton(2p)emissions through the intermediate nucleus,16Ne.This study investigates the structure and the in...
关键词：Structure of^(18)Mg Two-proton decay Proton-proton correlation 
Beamline design for multipurpose muon beams at CSNS EMuS
《Nuclear Science and Techniques》2024年第5期1-12,共12页Yang Hong Ying-Peng Song Lu-Ping Zhou Jing-Yu Tang Zhi-Hao Zhou Nikolaos Vassilopoulos 
supported by the National Natural Science Foundation of China(Nos.11527811 and 12035017).
A new muon beam facility,called the Experimental Muon Source(EMuS),was proposed for construction at the China Spallation Neutron Source(CSNS).The design of the complex muon beamlines for the EMuS baseline scheme,which...
关键词：Surface muons Decay muons Muon beamline Superconducting solenoids Multi-channel electrostatic separator 
αDecay in extreme laser fields within a deformed Gamow-like model
《Nuclear Science and Techniques》2024年第2期131-144,共14页Qiong Xiao Jun-Hao Cheng Yang-Yang Xu You-Tian Zou Jun-Gang Deng Tong-Pu Yu 
This work was supported by the National Nature Science Foundation of China(Nos.12375244,12135009);the Science and Technology Innovation Program of Hunan Province(No.2020RC4020);the Hunan Provincial Innovation Foundation for Postgraduate(No.CX20210007);Natural Science Research Project of Yichang City(No.A23-2-028).
In this study, the effect of extreme laser fields on the α decay process of ground-state even–even nuclei was investigated.Using the deformed Gamow-like model, we found that state-of-the-art lasers can cause a sligh...
关键词：αDecay Deformed Gamow-like model HALF-LIVES Extreme laser field Penetration probability 
Random forest-based prediction of decay modes and half-lives of superheavy nuclei被引量：4
《Nuclear Science and Techniques》2023年第12期271-280,共10页Bo‑Shuai Cai Cen‑Xi Yuan 
supported by the Guangdong Major Project of Basic and Applied Basic Research under Grant No. 2021B0301030006;the computational resources from SYSU and the National Supercomputer Center in Guangzhou。
Information on the decay process of nuclides in the superheavy region is critical in investigating new elements beyond oganesson and the island of stability.This paper presents the application of a random forest algor...
关键词：Decay mode Superheavy nuclide Random forest 
Measurement of the cavity-loaded quality factor in superconducting radio-frequency systems with mismatched source impedance
《Nuclear Science and Techniques》2023年第8期12-23,共12页Jin-Ying Ma Cheng-Ye Xu An-Dong Wu Guo-Dong Jiang Yue Tao Zong-Heng Xue Long-Bo Shi Tian-Cai Jiang Zheng-Long Zhu Zi-Qin Yang Zheng Gao Lie-Peng Sun Gui-Rong Huang Feng Qiu Yuan He 
supported by the project of Large Research Infrastructures"China initiative Accelerator-Driven System"(No.2017-000052-75-01-000590);"Studies of intelligent LLRF control algorithms for superconducting RF cavities"(No.E129851YR0);the National Natural Science Foundation of China(No.12205344).
The accurate measurement of parameters such as the cavity-loaded quality factor(Q_(L))and half bandwidth(f_(0.5))is essential for monitoring the performance of superconducting radio-frequency cavities.However,the conv...
关键词：Loaded quality factor Field decay method Superconducting cavity MISMATCH Calibration Cavity differential equation Measurement Accelerator-driven system 
Effects of sequential decay on collective flows and nuclear stopping power in heavy-ion collisions at intermediate energies被引量：1
《Nuclear Science and Techniques》2023年第4期175-184,共10页Kui Xiao Peng-Cheng Li Yong-Jia Wang Fu-Hu Liu Qing-Feng Li 
partly supported by the National Natural Science Foundation of China (Nos. U2032145 and 11875125);the National Key Research and Development Program of China (No. 2020YFE0202002)。
In this study, the rapidity distribution, collective flows, and nuclear stopping power in ^(197)Au+^(197)Au collisions at intermediate energies were investigated using the ultrarelativistic quantum molecular dynamics(...
关键词：Heavy-ion collisions Sequential decay effect Collective flow Nuclear stopping power 
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