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A development of lifetime measurement based on the differential decay curve method

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文摘 A new development of indirect gating case in the differential decay curve method used for lifetime measurement has been introduced.The gate region was extended from partial shifted peak to both shifted and unshifted components.The statistics of flight and stop peaks in gating spectra was improved obviously.The reliability of this change has been tested by reanalysing the lifetime of 2~+ state in ~(134)Ce.The result of 32.2(33)ps was fit well with the previous published values within the experimental uncertainty.The developed method was also used to analyse the lifetime of 2_1~+ state in ~(138)Nd.
来源 Nuclear Science and Techniques ,2018,29(8):108-1-108-7 【核心库】
DOI 10.1007/s41365-018-0453-6
关键词 Lifetime ; The differential decay curve method ; Gating region
地址

1. China Institute of Atomic Energy, Beijing, 102413  

2. College of Physics,Jilin University, Changchun, 621010  

3. Shenyang Institute of Engineering, Shenyang, 110136

语种 英文
文献类型 研究性论文
ISSN 1001-8042
学科 物理学
基金 国家自然科学基金 ;  the National Natural Science Foundation of Guangdong,China ;  国家科技攻关计划项目 ;  the National Key Scientific Instrument and Equipment Development Projects,China
文献收藏号 CSCD:6292269

参考文献 共 11 共1页

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7.  Zhu B J. Investigation on anomalously low B(E2; 4_1~+→2_1~+)/B(E2; 2_1~+→0_1~+) ratio in ~(134) Ce through lifetime measurements. Phys. Rev. C,2017,95:014308 被引 1    
8.  Husar D. Observed Retardation of the E2 Transitions in the Backbending Region of 134 Ce. Phys. Rev. Lett,1976,36:1291 被引 1    
9.  Petrache C M. Triaxiality and exotic rotations at high spins in 134 Ce. Phys. Rev. C,2016,93:064305 被引 2    
10.  Petrache C M. Tilted axis rotation, candidates for chiral bands, and wobbling motion in 138 Nd. Phys. Rev. C,2012,86:044321 被引 5    
11.  Saha B. computer code NAPATAU,unpublished 被引 3    
引证文献 2

1 Song Yueli Methods for obtaining characteristic γ-ray net peak count from interlaced overlap peak in HPGe γ-ray spectrometer system Nuclear Science and Techniques,2019,30(1):11
被引 0 次

2 Zhong Jian Lifetime measurements in ~(138)Nd Nuclear Science and Techniques,2021,32(10):107
被引 0 次

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