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Emission . . . . . . . . . . . . . . . . . . . . . . . . . . 18\n2.2.2 Inverse Compton Scattering . . . . . . . . . . . . . . . . . . . . . . . 19\n2.2.3 π0 Decay Emission . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20\n2.3 Supernova Remnant . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20\n2.3.1 SNRs as Sources of Galactic Cosmic Rays . . . . . . . . . . . . . . . 20\n2.3.2 Evolution of SNRs . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21\nFree Expansion Phase . . . . . . . . . . . . . . . . . . . . . . . . . . 21\nSedov Phase (Adiabatic Phase) . . . . . . . . . . . . . . . . . . . . . 22\nRadiative Cooling Phase (Snowplow Phase) . . . . . . . . . . . . . . 22\nDisappearance Phase . . . . . . . . . . . . . . . . . . . . . . . . . . . 23\n2.3.3 Characteristic Energy and Spectral Shape by Accerelated Particles in SNRs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23\nCharacteristic Energy . . . . . . . . . . . . . . . . . . . . . . . . . . . 23\nSpectral Shape . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24\n2.3.4 Individual Objects . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26\n2.4 Scope of This Work . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27\n3 Instruments onboard Suzaku 29\n3.1 Overview of the Suzaku X-ray Observatory . . . . . . . . . . . . . . . . . . . 29\n3.2 X-ray Imaging Spectrometer ― XIS . . . . . . . . . . . . . . . . . . . . . . . 31\n3.3 Hard X-ray Detector ― HXD . . . . . . . . . . . . . . . . . . . . . . . . . . 34\n4 Observation and Data reduction 39\n4.1 Target Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39\n4.2 Observations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40\n4.2.1 Vela Jr. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40\n4.3 Data Reduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43\n4.3.1 XIS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43\n4.3.2 HXD-PIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43\n4.4 Estimation of Backgrounds . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43\n5 Analysis and Results 45\n5.1 XIS Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46\n5.1.1 Imaging Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46\n5.1.2 Spectral Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46\n5.2 HXD Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47\n5.2.1 Estimation of Reproducibility of NXB model . . . . . . . . . . . . . . 47\n5.2.2 Calculation of Angular Response . . . . . . . . . . . . . . . . . . . . 50\n5.2.3 Spectral Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50\n5.3 Joint Spectrum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55\n6 Discussion 59\n6.1 Vela Jr. . . . . . . . . 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Systematic X-ray Spectral Study of Particle Acceleration in Supernova Remnants
https://doi.org/10.24561/00010441
https://doi.org/10.24561/00010441604fc4c3-47ae-4527-816f-8aa5ce19c93f
名前 / ファイル | ライセンス | アクション |
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GD0000859.pdf (8.1 MB)
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Item type | 学位論文 / Thesis or Dissertation(1) | |||||||||
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公開日 | 2017-07-19 | |||||||||
タイトル | ||||||||||
言語 | en | |||||||||
タイトル | Systematic X-ray Spectral Study of Particle Acceleration in Supernova Remnants | |||||||||
言語 | ||||||||||
言語 | eng | |||||||||
資源タイプ | ||||||||||
資源タイプ識別子 | http://purl.org/coar/resource_type/c_db06 | |||||||||
資源タイプ | doctoral thesis | |||||||||
ID登録 | ||||||||||
ID登録 | 10.24561/00010441 | |||||||||
ID登録タイプ | JaLC | |||||||||
アクセス権 | ||||||||||
アクセス権 | open access | |||||||||
アクセス権URI | http://purl.org/coar/access_right/c_abf2 | |||||||||
タイトル(別言語) | ||||||||||
その他のタイトル | X線スペクトルによる超新星残骸における粒子加速の系統的研究 | |||||||||
著者 |
武田, 佐和子
× 武田, 佐和子
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著者 ローマ字 | ||||||||||
TAKEDA, Sawako | ||||||||||
書誌 | ||||||||||
収録物名 | 博士論文(埼玉大学大学院理工学研究科(博士後期課程)) | |||||||||
書誌情報 |
発行日 2016 |
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出版者名 | ||||||||||
出版者 | 埼玉大学大学院理工学研究科 | |||||||||
出版者名(別言語) | ||||||||||
出版者 | Graduate School of Science and Engineering, Saitama University | |||||||||
形態 | ||||||||||
内容記述タイプ | Other | |||||||||
内容記述 | 75 p. | |||||||||
学位授与番号 | ||||||||||
学位授与番号 | 乙第236号 | |||||||||
学位授与年月日 | ||||||||||
学位授与年月日 | 2016-09-23 | |||||||||
学位名 | ||||||||||
学位名 | 博士(理学) | |||||||||
学位授与機関 | ||||||||||
学位授与機関識別子Scheme | kakenhi | |||||||||
学位授与機関識別子 | 12401 | |||||||||
学位授与機関名 | 埼玉大学 | |||||||||
目次 | ||||||||||
内容記述タイプ | Other | |||||||||
内容記述 | 1 Introduction 11 2 Review 13 2.1 Cosmic-ray Acceleration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 2.1.1 Cosmic Ray . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 2.1.2 Diffusive Shock Acceleration . . . . . . . . . . . . . . . . . . . . . . . 14 2.2 X-ray Emission from Cosmic-rays . . . . . . . . . . . . . . . . . . . . . . . . 18 2.2.1 Synchrotron Emission . . . . . . . . . . . . . . . . . . . . . . . . . . 18 2.2.2 Inverse Compton Scattering . . . . . . . . . . . . . . . . . . . . . . . 19 2.2.3 π0 Decay Emission . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 2.3 Supernova Remnant . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 2.3.1 SNRs as Sources of Galactic Cosmic Rays . . . . . . . . . . . . . . . 20 2.3.2 Evolution of SNRs . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Free Expansion Phase . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Sedov Phase (Adiabatic Phase) . . . . . . . . . . . . . . . . . . . . . 22 Radiative Cooling Phase (Snowplow Phase) . . . . . . . . . . . . . . 22 Disappearance Phase . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 2.3.3 Characteristic Energy and Spectral Shape by Accerelated Particles in SNRs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Characteristic Energy . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Spectral Shape . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 2.3.4 Individual Objects . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 2.4 Scope of This Work . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 3 Instruments onboard Suzaku 29 3.1 Overview of the Suzaku X-ray Observatory . . . . . . . . . . . . . . . . . . . 29 3.2 X-ray Imaging Spectrometer ― XIS . . . . . . . . . . . . . . . . . . . . . . . 31 3.3 Hard X-ray Detector ― HXD . . . . . . . . . . . . . . . . . . . . . . . . . . 34 4 Observation and Data reduction 39 4.1 Target Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 4.2 Observations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 4.2.1 Vela Jr. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 4.3 Data Reduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 4.3.1 XIS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 4.3.2 HXD-PIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 4.4 Estimation of Backgrounds . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 5 Analysis and Results 45 5.1 XIS Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46 5.1.1 Imaging Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46 5.1.2 Spectral Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46 5.2 HXD Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47 5.2.1 Estimation of Reproducibility of NXB model . . . . . . . . . . . . . . 47 5.2.2 Calculation of Angular Response . . . . . . . . . . . . . . . . . . . . 50 5.2.3 Spectral Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 5.3 Joint Spectrum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 6 Discussion 59 6.1 Vela Jr. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59 6.2 Relation of photon indices described by Yamazaki et al. . . . . . . . . . . . . 60 6.3 Imaging analysis of the outlier SNRs . . . . . . . . . . . . . . . . . . . . . . 62 7 Conclusion 67 |
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注記 | ||||||||||
内容記述タイプ | Other | |||||||||
内容記述 | 主指導教員 : 田代信 | |||||||||
版 | ||||||||||
[出版社版] | ||||||||||
著者版フラグ | ||||||||||
出版タイプ | VoR | |||||||||
出版タイプResource | http://purl.org/coar/version/c_970fb48d4fbd8a85 | |||||||||
資源タイプ | ||||||||||
内容記述タイプ | Other | |||||||||
内容記述 | text | |||||||||
フォーマット | ||||||||||
内容記述タイプ | Other | |||||||||
内容記述 | application/pdf | |||||||||
作成日 | ||||||||||
日付 | 2017-07-19 | |||||||||
日付タイプ | Created | |||||||||
アイテムID | ||||||||||
GD0000859 |