Magnetic ground state and giant spontaneous exchange bias in Ni46Mn43In11 alloy.

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Title: Magnetic ground state and giant spontaneous exchange bias in Ni46Mn43In11 alloy.
Authors: Ray, Mayukh K.1 mayukh.ray@saha.ac.in, Maji, Bibekananda1, Modak, M.1, Banerjee, S.1 sangam.banerjee@saha.ac.in
Source: Journal of Magnetism & Magnetic Materials. May2017, Vol. 429, p110-116. 7p.
Subjects: Nickel-manganese alloys, Magnetic properties of metals, Ground state (Quantum mechanics), Superparamagnetic materials, Metals at low temperatures
Abstract: We report non-equilibrium dynamics and giant spontaneous exchange bias obtained in zero field cooled mode for Ni 46 Mn 43 In 11 alloy. The dc magnetic measurements indicate a super spin glass type magnetic ground state in the system. This SSG state is formed when superparamagnetic domains are collectively frozen inside strong antiferromagnetic matrix at low temperature. The ZFCEB arises due to the development of strong superferromagnetic unidirectional anisotropy at the interface of SSG and AFM during the initial magnetization processes. The temperature variation of field cooled exchange bias and ZFCEB is almost similar whilst their field dependency is different. Possible reasons for observed behaviors are comprehensively discussed in this article. [ABSTRACT FROM AUTHOR]
Copyright of Journal of Magnetism & Magnetic Materials 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: Magnetic ground state and giant spontaneous exchange bias in Ni46Mn43In11 alloy.
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  Data: <searchLink fieldCode="DE" term="%22Nickel-manganese+alloys%22">Nickel-manganese alloys</searchLink><br /><searchLink fieldCode="DE" term="%22Magnetic+properties+of+metals%22">Magnetic properties of metals</searchLink><br /><searchLink fieldCode="DE" term="%22Ground+state+%28Quantum+mechanics%29%22">Ground state (Quantum mechanics)</searchLink><br /><searchLink fieldCode="DE" term="%22Superparamagnetic+materials%22">Superparamagnetic materials</searchLink><br /><searchLink fieldCode="DE" term="%22Metals+at+low+temperatures%22">Metals at low temperatures</searchLink>
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  Data: We report non-equilibrium dynamics and giant spontaneous exchange bias obtained in zero field cooled mode for Ni 46 Mn 43 In 11 alloy. The dc magnetic measurements indicate a super spin glass type magnetic ground state in the system. This SSG state is formed when superparamagnetic domains are collectively frozen inside strong antiferromagnetic matrix at low temperature. The ZFCEB arises due to the development of strong superferromagnetic unidirectional anisotropy at the interface of SSG and AFM during the initial magnetization processes. The temperature variation of field cooled exchange bias and ZFCEB is almost similar whilst their field dependency is different. Possible reasons for observed behaviors are comprehensively discussed in this article. [ABSTRACT FROM AUTHOR]
– Name: AbstractSuppliedCopyright
  Label:
  Group: Ab
  Data: <i>Copyright of Journal of Magnetism & Magnetic Materials 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.jmmm.2017.01.027
    Languages:
      – Code: eng
        Text: English
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        PageCount: 7
        StartPage: 110
    Subjects:
      – SubjectFull: Nickel-manganese alloys
        Type: general
      – SubjectFull: Magnetic properties of metals
        Type: general
      – SubjectFull: Ground state (Quantum mechanics)
        Type: general
      – SubjectFull: Superparamagnetic materials
        Type: general
      – SubjectFull: Metals at low temperatures
        Type: general
    Titles:
      – TitleFull: Magnetic ground state and giant spontaneous exchange bias in Ni46Mn43In11 alloy.
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            NameFull: Ray, Mayukh K.
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            NameFull: Maji, Bibekananda
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            NameFull: Modak, M.
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            NameFull: Banerjee, S.
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            – D: 01
              M: 05
              Text: May2017
              Type: published
              Y: 2017
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              Value: 429
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