鈣摻雜對稀土鋇銅氧高溫超導體區域結構之影響

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Title:	鈣摻雜對稀土鋇銅氧高溫超導體區域結構之影響
Other Titles:	Effects of Ca doping on the local structure of rare Earth barium copper oxide high Tc superconductors
Authors:	張經霖;Chang, C. L.;蔡浩野;Tsay, H. Y.
Contributors:	淡江大學物理學系
Keywords:	延伸X光線吸引精細結構;R(下標 1-x)Ca(下標 x)Ba2Cu3O(下標 7-δ);高溫超導;EXAFS;R(subscript 1-x)Ca(subscript x)Ba2Cu3O(subscript 7-δ);High Temperature Superconductors
Date:	1998-07-01
Issue Date:	2009-12-31 10:55:27 (UTC+8)
Publisher:	新北市：淡江大學出版中心
Abstract:	對高溫超導體而言電洞濃度是很重要的參數，當Ca+2取代R+3在足氧的RBa2Cu3O7-δ時，電洞隨鈣摻雜而增加但超導臨界溫度Tc因為過度摻雜效應而下降，於是Ca 摻入後對區域環境之影響及其引進之電洞所處之位置就成了瞭解此超導系統電導性質之關鍵，我們在室溫下進行了延伸光吸收光譜精細結構對Ca+2取代R+3足氧的R1-xCaxBa2Cu3O7-δ（R=Gd, Ho）超導體之量測，對R 與Ca 之區域環境及相關問題予以解析。
Relation:	淡江理工學刊=Tamkang Journal of Science and Engineering 1(1)，頁 21-29
DOI:	10.6180/jase.1998.1.1.03
Appears in Collections:	[Graduate Institute & Department of Physics] Journal Article

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