University of Taipei:Item 987654321/1513
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    Please use this identifier to cite or link to this item: http://utaipeir.lib.utaipei.edu.tw/dspace/handle/987654321/1513


    Title: Fermat原理與折射定律
    Authors: 張仁邦
    Contributors: 台北市立教育大學科學教育中心
    Keywords: Fermat原理
    折射定律
    Date: 1998-06-01
    Issue Date: 2009-07-10 09:48:57 (UTC+8)
    Abstract: 本文將 Fermat 原理用於光在不同介質中進行時,尋找它所應依循的路徑,這個路徑也就是頂頂大名的折射定律。如果要把三度空間的折射情形說明清楚,數學上也並非太簡單,利用 Lagrange 的未定係數法來求此一折射線的路徑確為可行的辦法。經過複雜的數學運算,我們指出一、入射線、折射線及法線三線共平面。二、入射線與折射線必定分居法線的兩側。三、光緣由某一介質進入另一介質時,關鍵角的正弦比等於對應的光速比。
    Relation: 科學教育研究與發展季刊
    第十一期
    p.49-54
    Appears in Collections:[Science Education Center] Research and Development in Science Education Quarterly

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