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超精密核时钟研究现状

蒿巧利 李印结 赵晏强 周伯柱 仇华炳

蒿巧利,李印结,赵晏强,等. 超精密核时钟研究现状[J]. 计量科学与技术,2021, 65(10): 15-21 doi: 10.12338/j.issn.2096-9015.2020.0182
引用本文: 蒿巧利,李印结,赵晏强,等. 超精密核时钟研究现状[J]. 计量科学与技术,2021, 65(10): 15-21 doi: 10.12338/j.issn.2096-9015.2020.0182
HAO Qiaoli, LI Yinjie, ZHAO Yanqiang, ZHOU Bozhu, QIU Huabing. A Review of Research Literature on Ultra-Precision Nuclear Clocks[J]. Metrology Science and Technology, 2021, 65(10): 15-21. doi: 10.12338/j.issn.2096-9015.2020.0182
Citation: HAO Qiaoli, LI Yinjie, ZHAO Yanqiang, ZHOU Bozhu, QIU Huabing. A Review of Research Literature on Ultra-Precision Nuclear Clocks[J]. Metrology Science and Technology, 2021, 65(10): 15-21. doi: 10.12338/j.issn.2096-9015.2020.0182

超精密核时钟研究现状

doi: 10.12338/j.issn.2096-9015.2020.0182
基金项目: 中国科学院武汉文献情报中心自主部署项目(Y8KZ391002)
详细信息
    作者简介:

    蒿巧利(1988-),中国科学院武汉文献情报中心特别助理研究员,研究方向:学科情报与科学数据管理,邮箱:haoql@mial.whlib.ac.cn

  • 中图分类号: 0562.2

A Review of Research Literature on Ultra-Precision Nuclear Clocks

  • 摘要: 基于原子核能级跃迁的高精度光学时钟——核钟的计时精度将优于当前的黄金计时标准——原子钟,相关研究具有重大的科学意义、重要的战略意义及推动社会发展的巨大潜力。首先,通过文献计量法梳理了2003年以来超精密钍核钟的发展历程。然后,利用科学知识图谱直观展示了目前核钟领域科研力量的宏观(国家)、中观(机构)、微观(人员)分布情况,主要研究方向及主要资助机构等情况,以期为我国相关地区或科研机构开展核钟研究提供信息支撑。
  • 图  1  核钟领域历年发表文献情况

    Figure  1.  Publication trend in the field of nuclear clocks

    图  2  核钟领域历年新旧研究人员构成情况

    Figure  2.  Number variation of new and existing researchers over the past two decades in the field of nuclear clocks

    图  3  核钟领域国家或地区发文数量统计

    Figure  3.  Publications by countries or regions in the field of nuclear clocks

    图  4  核钟领域国家或地区合作网络

    Figure  4.  Cooperative network of countries or regions in the field of nuclear clocks

    图  5  核钟领域机构发文数量统计

    Figure  5.  Publications by institutions in the field of nuclear clocks

    图  6  核钟领域机构合作网络

    Figure  6.  Cooperative network of institutions in the field of nuclear clocks

    图  7  核钟领域发文数量5篇以上的作者统计

    Figure  7.  Authors with more than 5 papers published in the field of nuclear clocks

    图  8  核钟领域作者合作网络

    Figure  8.  Cooperative network of authors in the field of nuclear clocks

    图  9  核钟领域主要研究方向

    Figure  9.  Main research topics in the field of nuclear clocks

    图  10  核钟领域关键词聚类知识图谱

    Figure  10.  Knowledge graph of keyword clustering in the field of nuclear clocks

    图  11  主要机构资助发文数量统计

    Figure  11.  Publications funded by institutions in the field of nuclear clocks

    表  1  核钟领域核心文献列表

    Table  1.   List of core literature on nuclear clocks

    合计被引频次年均被引频次出版年份文献题名
    19911.72003Nuclear laser spectroscopy of the 3.5 eV transition in Th-229
    11614.52012Single-Ion Nuclear Clock for Metrology at the 19th Decimal Place
    959.52010Constraining the Evolution of the Fundamental Constants with a Solid-State Optical Frequency Reference Based on the Th-229 Nucleus
    7418.52016Direct detection of the Th-229 nuclear clock transition
    564.32007Variation of the fundamental constants: Theory and observations
    536.62012Performance of a (229)Thorium solid-state nuclear clock
    469.22015Nuclear clocks based on resonant excitation of gamma-transitions
    444.02009Search for variation of the fundamental constants in atomic,
    molecular, and nuclear spectra
    40(3.6)2009Enhanced effect of quark mass variation in Th-229 and limits from Oklo data
    36(3.3)2009Nuclear structure of lowest Th-229 states and time-dependent fundamental constants
    343.8752012Observation of the Deexcitation of the Th-229m Nuclear Isomer
    3015.02018Laser spectroscopic characterization of the nuclear-clock isomer Th-229m
    (20)6.72017Reduced Transition Probabilities for the Gamma Decay of the 7.8 eV Isomer in Th-229
    (4)4.02019Energy of the Th-229 nuclear clock transition
    (3.0) (3.0)2019X-ray pumping of the 229Th nuclear clock isomer
    *年均被引频次=合计被引频次/已发表时长,已发表时长=2020-出版年
    下载: 导出CSV
  • [1] BREWER S M, CHEN J S, HANKIN A M, et al. 27Al+ Quantum-Logic Clock with a Systematic Uncertainty below 10-18[J]. Physical Review Letters, 2019, 123(3): 033201. doi: 10.1103/PhysRevLett.123.033201
    [2] PEIK E, TAMM C. Nuclear laser spectroscopy of the 3.5 eV transition in Th-229[J]. Europhysics Letters (EPL), 2003, 61(2): 181-6. doi: 10.1209/epl/i2003-00210-x
    [3] TAMM C, SCHNEIDER T, PEIK E. Trapped ion optical frequency standards for laboratory tests of alpha-variability[M]. KARSHENBOIM S G. Astrophysics, Clocks and Fundamental Constants. Berlin; Springer-Verlag Berlin. 2004: 247-61.
    [4] FLAMBAUM V V. Variation of fundamental constants[C]. ROOS C, HAFFNER H, BLATT R. Atomic Physics 20. Melville: Amer Inst Physics, 2006: 29-36.
    [5] HE X T, REN Z Z. Enhanced sensitivity to variation of fundamental constants in the transitions of Th-229 and Bk-249[J]. J Phys G-Nucl Part Phys, 2007, 34(7): 1611-9. doi: 10.1088/0954-3899/34/7/003
    [6] FLAMBAUM V V, AUERBACH N, DMITRIEV V F. Coulomb energy contribution to the excitation energy in Th-229 and enhanced effect of alpha variation[J]. Epl, 2009, 85(5): 6.
    [7] PEIK E, ZIMMERMANN K, OKHAPKIN M, et al. PROSPECTS FOR A NUCLEAR OPTICAL FREQUENCY STANDARD BASED ON THORIUM-229[M]. Singapore: World Scientific Publ Co Pte Ltd, 2009.
    [8] CAMPBELL C J, RADNAEV A G, KUZMICH A, et al. Single-Ion Nuclear Clock for Metrology at the 19th Decimal Place[J]. Physical Review Letters, 2012, 108(12): 120802. doi: 10.1103/PhysRevLett.108.120802
    [9] MASUDA T, YOSHIMI A, FUJIEDA A, et al. X-ray pumping of the 229Th nuclear clock isomer[J]. Nature, 2019, 573(7773): 238-42. doi: 10.1038/s41586-019-1542-3
    [10] SEIFERLE B, VON DER WENSE L, BILOUS P V, et al. Energy of the 229Th nuclear clock transition[J]. Nature, 2019, 573(7773): 243-6. doi: 10.1038/s41586-019-1533-4
    [11] BURKE J T. One tick closer to a nuclear clock [DB/OL]. [2019-09-11]. https://www.nature.com/articles/d41586-019-02664-8.
    [12] 王义遒. 建设我国独立自主时间频率系统的思考[J]. 宇航计测技术, 2004, 24(1): 1-10.
    [13] DEREVIANKO A, POSPELOV M. Hunting for topological dark matter with atomic clocks[J]. Nature Physics, 2014, 10(12): 933-6. doi: 10.1038/nphys3137
    [14] FLAMBAUM V V. Enhanced Effect of Temporal Variation of the Fine Structure Constant and the Strong Interaction in 229Th[J]. Physical Review Letters, 2006, 97(9): 092502. doi: 10.1103/PhysRevLett.97.092502
    [15] 科睿唯安. Derwent Data Analyze产品简介[EB/OL].台北: 科睿唯安台湾办公室, 2019 (2021-07-26). https://clarivate.com/derwent/zh-hant/download/47820/ .
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  • 文章访问数:  492
  • HTML全文浏览量:  190
  • PDF下载量:  86
  • 被引次数: 0
出版历程
  • 网络出版日期:  2021-07-30
  • 刊出日期:  2021-10-18

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