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An Available Technique for Preparation of New Cast MnCuNiFeZnAl Alloy with Superior Damping Capacity and High Service Temperature
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Published on: September 23, 2018

对93K超导体Ba2YCu3O7的加工技术

D W Murphy, D W Johnson, S Jin

    Science (New York, N.Y.)
    |August 19, 1988
    PubMed
    概括
    此摘要是机器生成的。

    高温超导体提供了潜在的应用,但关键电流密度和材料形式是关键的挑战. 为了实现广泛使用,散装和薄膜超导体需要进一步的加工改进.

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    科学领域:

    • 材料科学 材料科学 材料科学
    • 凝聚物质物理学 凝聚物质物理学
    • 固态化学 固态化学

    背景情况:

    • 基于氧化铜的系统在液温度以上表现出超导性,引发了对实际应用的乐观看法.
    • 临界温度 (Tc) 是一个关键参数,但不是超导体实用性的唯一决定因素.

    研究的目的:

    • 审查制造超导体成可用的形式的加工技术.
    • 评估超导体实际应用的剩余挑战.

    主要方法:

    • 审查各种形式的制造工艺:电线,厚薄膜,薄膜和散装陶.
    • 对这些制造形式的临界电流密度的评估.

    主要成果:

    • 制造成可用的形式,如电线和薄膜是可以实现的.
    • 散装材料中的临界电流密度需要大幅改进,以便在实践中使用.
    • 薄膜需要与现有的薄膜技术兼容.

    结论:

    • 在散装超导体中实现高临界电流密度对于广泛应用至关重要.
    • 薄膜超导体与当前技术的整合仍然是一个障碍.
    • 进一步的加工进步对于实现高温超导体的潜力至关重要.