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研究生: 陳彥樵
論文名稱: 超新星對全像暗能量在Brans-Dicke理論中的限制
指導教授: 林豐利
學位類別: 碩士
Master
系所名稱: 物理學系
Department of Physics
論文出版年: 2007
畢業學年度: 95
語文別: 中文
論文頁數: 42
中文關鍵詞: 全像暗能量Brans-Dicke理論Ia型超新星
論文種類: 學術論文
相關次數: 點閱:122下載:27
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  • 我們回顧並討論全像暗能量的觀點,並且研究將全像暗能量放入Brans-Dicke宇宙學的情況,觀察Brans-Dicke耦合常數對全像參數的影響。使用182顆Ia類超新星的觀測資料擬合此模型,我們發現最佳擬合給出的狀態參數會跨過負一,這和標準宇宙學中的全像暗能量行為類似,因此違反弱能條件的要求。

    第一章 緒論 1 1.1 全像原理簡介和有效場論的修正 2 1.2 全像暗能量的引入 7 1.3 實驗擬合之結果討論 10 第二章 重力的BRANS-DICKE理論及其宇宙學 12 2.1 BRANS-DICKE重力理論的思索動機 12 2.2 BRANS-DICKE理論的具體形式 17 2.3 耦合常數的實驗限制 19 第三章 數值分析與結果討論 22 3.1 紅外截斷的選擇 22 3.2 方程式的簡化與初值條件 23 3.3 IA類超新星的限制 26 3.4 結果討論 34 第四章 結語和展望 36 參考文獻 37 附錄 39 A. FREIDMAN模型和所需背景 39 B. MATHEMATICA程式碼 42

    參考文獻

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