Novel deep learning-based evaluation of neutron resonance cross sections.

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Title: Novel deep learning-based evaluation of neutron resonance cross sections.
Authors: Hu, Ze-Hua1 (AUTHOR) hu_zehua@iapcm.ac.cn, Xu, Rui-Rui2 (AUTHOR), Shang-Guan, Dan-Hua1 (AUTHOR), Ying, Yang-Jun1 (AUTHOR), Yong, Heng1 (AUTHOR) yong_heng@iapcm.ac.cn, Xing, Kang2 (AUTHOR), Sun, Xiao-Jun3 (AUTHOR)
Source: Physics Letters B. Oct2024, Vol. 857, pN.PAG-N.PAG. 1p.
Subjects: Artificial neural networks, Neutron resonance, Nuclear cross sections, Deep learning, Nuclear science
Abstract: Neutron resonance cross sections are essential in many nuclear science fields and applications. However, their evaluation and application are extremely complicated. Additionally, the high-frequency, super-wide spectral range of these cross sections cannot be readily approximated by a deep neural network (DNN). To address this issue, we propose a single phase-shift DNN (SPDNN) in which a phase-shift layer is added to a conventional DNN before the output layer to enable wideband processing. Compared with multinetwork algorithms, SPDNN represents a more compact and efficient network, with far fewer parameters. The proposed SPDNN is used to learn the neutron resonance cross sections of 235U fission from the evaluated and experimental libraries, and the results demonstrate its capability as an easy-to-implement, efficient method for approximating the evaluated resonance cross sections and evaluating the experimental data. This study represents the first application of deep learning to the evaluation of highly complex neutron resonance cross sections by adapting DNN. [ABSTRACT FROM AUTHOR]
Copyright of Physics Letters B is the property of Elsevier B.V. and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
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  Data: Novel deep learning-based evaluation of neutron resonance cross sections.
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  Data: <searchLink fieldCode="AR" term="%22Hu%2C+Ze-Hua%22">Hu, Ze-Hua</searchLink><relatesTo>1</relatesTo> (AUTHOR)<i> hu_zehua@iapcm.ac.cn</i><br /><searchLink fieldCode="AR" term="%22Xu%2C+Rui-Rui%22">Xu, Rui-Rui</searchLink><relatesTo>2</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Shang-Guan%2C+Dan-Hua%22">Shang-Guan, Dan-Hua</searchLink><relatesTo>1</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Ying%2C+Yang-Jun%22">Ying, Yang-Jun</searchLink><relatesTo>1</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Yong%2C+Heng%22">Yong, Heng</searchLink><relatesTo>1</relatesTo> (AUTHOR)<i> yong_heng@iapcm.ac.cn</i><br /><searchLink fieldCode="AR" term="%22Xing%2C+Kang%22">Xing, Kang</searchLink><relatesTo>2</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Sun%2C+Xiao-Jun%22">Sun, Xiao-Jun</searchLink><relatesTo>3</relatesTo> (AUTHOR)
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  Data: <searchLink fieldCode="JN" term="%22Physics+Letters+B%22">Physics Letters B</searchLink>. Oct2024, Vol. 857, pN.PAG-N.PAG. 1p.
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  Data: <searchLink fieldCode="DE" term="%22Artificial+neural+networks%22">Artificial neural networks</searchLink><br /><searchLink fieldCode="DE" term="%22Neutron+resonance%22">Neutron resonance</searchLink><br /><searchLink fieldCode="DE" term="%22Nuclear+cross+sections%22">Nuclear cross sections</searchLink><br /><searchLink fieldCode="DE" term="%22Deep+learning%22">Deep learning</searchLink><br /><searchLink fieldCode="DE" term="%22Nuclear+science%22">Nuclear science</searchLink>
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  Data: Neutron resonance cross sections are essential in many nuclear science fields and applications. However, their evaluation and application are extremely complicated. Additionally, the high-frequency, super-wide spectral range of these cross sections cannot be readily approximated by a deep neural network (DNN). To address this issue, we propose a single phase-shift DNN (SPDNN) in which a phase-shift layer is added to a conventional DNN before the output layer to enable wideband processing. Compared with multinetwork algorithms, SPDNN represents a more compact and efficient network, with far fewer parameters. The proposed SPDNN is used to learn the neutron resonance cross sections of 235U fission from the evaluated and experimental libraries, and the results demonstrate its capability as an easy-to-implement, efficient method for approximating the evaluated resonance cross sections and evaluating the experimental data. This study represents the first application of deep learning to the evaluation of highly complex neutron resonance cross sections by adapting DNN. [ABSTRACT FROM AUTHOR]
– Name: AbstractSuppliedCopyright
  Label:
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  Data: <i>Copyright of Physics Letters B is the property of Elsevier B.V. and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract.</i> (Copyright applies to all Abstracts.)
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RecordInfo BibRecord:
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      – Type: doi
        Value: 10.1016/j.physletb.2024.138978
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      – Code: eng
        Text: English
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        PageCount: 1
        StartPage: N.PAG
    Subjects:
      – SubjectFull: Artificial neural networks
        Type: general
      – SubjectFull: Neutron resonance
        Type: general
      – SubjectFull: Nuclear cross sections
        Type: general
      – SubjectFull: Deep learning
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      – SubjectFull: Nuclear science
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      – TitleFull: Novel deep learning-based evaluation of neutron resonance cross sections.
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            NameFull: Hu, Ze-Hua
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            NameFull: Xu, Rui-Rui
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            – D: 01
              M: 10
              Text: Oct2024
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              Y: 2024
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