Reduction of superconducting transition temperature and flux pinning in Al and C codoped MgB_2 with insight from first-principles calculations

A. H. Li; X. L. Wang; S. X. Dou; Q. W. Yao; Z. X. Cheng; S. Soltanian; J. M. Yoo; P. Munroe

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Reduction of superconducting transition temperature and flux pinning in Al and C codoped MgB_2 with insight from first-principles calculations

机译：通过第一性原理的计算，降低铝和碳共掺杂的MgB_2中超导转变温度和磁通钉扎

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We report for the first time the Al and C codoping effect on the structures and superconductivity in MgB_2. It was found that both the lattice parameters and the T_c decreased monotonically with increasing doping level of both Al and C. The T_c dropped to

机译：我们首次报道了铝和碳共掺杂对MgB_2的结构和超导性的影响。发现随着Al和C掺杂水平的提高，晶格参数和T_c均单调降低。

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《Journal of Applied Physics》 |2008年第2期|772-774|共3页
作者
A. H. Li; X. L. Wang; S. X. Dou; Q. W. Yao; Z. X. Cheng; S. Soltanian; J. M. Yoo; P. Munroe;
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收录信息美国《科学引文索引》(SCI);美国《工程索引》(EI);美国《生物学医学文摘》(MEDLINE);
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1. Comment on "First-principles calculation of the superconducting transition in MgB_2 within the anisotropic Eliashberg formalism" [J] . I. I. Mazin, O. K. Andersen, O. Jepsen, Physical Review. B, Condensed Matter . 2004,第5期

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4. Reduction of superconducting transition temperature and flux pinning in and C codoped MgB_2 with insight from first-principles calculations [C] . A. H. Li, X. L. Wang, S. X. Dou Annual Conference on Magnetism and Magnetic Materials . 2008

机译：从第一原理计算的洞察中，减少超导转变温度和通量钉扎和C编码MGB_2
5. Photoemission studies of high critical transition temperature superconductors: Doping dependences, Fermi surfaces, superconducting gaps, and metal-superconductor interfaces. [D] . Dessau, Daniel Stephen. 1993

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8. Collective-Pinning Properties of Superconducting a-Nb/sub X/Ge and a-Mo/sub X/Si Films. Observations of Structural Phase Transitions in the Flux-Line Lattice [R] . Woerdenweber, R. 1987

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Reduction of superconducting transition temperature and flux pinning in Al and C codoped MgB_2 with insight from first-principles calculations

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