Process for production of A-15 type superconductor compound
    2.
    发明授权
    Process for production of A-15 type superconductor compound 失效
    生产A-15型超导体化合物的方法

    公开(公告)号:US4664933A

    公开(公告)日:1987-05-12

    申请号:US807876

    申请日:1985-12-11

    摘要: An A-15 type superconductor compound having the composition A.sub.3 B composed of niobium (element A) and at least one element (B) selected from gallium, aluminum and germanium is produced by coating at least one element B on a substrate of niobium, heat-treating the coated niobium substrate at a temperature of 500.degree. to 2,000.degree. C. for 1 second to 300 hours to form intermetallic compounds of niobium and the coated element which are richer in element B than A-15 A.sub.3 B compound, and thereafter subjecting the substrate to the irradiation of high density energy beams such as electron beams or laser beams to form the A-15 type superconductor compound having the composition A.sub.3 B.

    摘要翻译: 通过将至少一种元素B涂覆在铌基材上,制备具有由铌(元素A)和选自镓,铝和锗中的至少一种元素(B)组成的组合物A3B的A-15型超导体化合物, 在500〜2000℃的温度下处理涂布的铌基板1秒〜300小时,以形成比A-15 A3B化合物更丰富元素B的铌和被覆元素的金属间化合物,然后使基板 对电子束或激光束等高密度能量束的照射,形成具有组成A3B的A-15型超导体化合物。

    Method for producing Nb.sub.3 Sn superconductors
    4.
    发明授权
    Method for producing Nb.sub.3 Sn superconductors 失效
    制造Nb3Sn超导体的方法

    公开(公告)号:US4341572A

    公开(公告)日:1982-07-27

    申请号:US205243

    申请日:1980-11-10

    摘要: In a method for producing a Nb.sub.3 Sn superconductor which comprises drawing a composite having a core of a Nb-Hf alloy containing 0.1 to 30 atomic % of Hf and a sheath containing Cu and Sn, and heat-treating the composite to form a Nb.sub.3 Sn layer between the core and the sheath; the improvement wherein the sheath is formed of pure Cu, a Cu-Sn alloy containing not more than 6 atomic % of Sn, a Cu-Ga alloy containing not more than 20 atomic % of Ga, a Cu-Al alloy containing not more than 20 atomic % of Al, a Cu-Ga-Sn alloy containing not more than 6 atomic % of Sn and not more than 20 atomic % of Ga, or a Cu-Al-Sn alloy containing not more than 6 atomic % of Sn and not more than 20 atomic % of Al; and after the drawing, a Sn film is coated on the surface of the sheath, and then the product having a Sn film coated thereon is heat-treated.

    摘要翻译: 在制造Nb 3 Sn超导体的方法中,包括:将具有含有0.1〜30原子%Hf的Nb-Hf合金的芯和含有Cu和Sn的鞘的复合体拉伸,并且对所述复合体进行热处理,形成Nb 3 Sn层 核心和护套; 其中护套由纯Cu形成,Cu含量不超过6原子%的Sn,含有不大于20原子%的Ga的Cu-Ga合金,不超过20原子%的Cu-Al合金 含有20原子%的Al,含有不超过6原子%的Sn和20原子%以下的Ga的Cu-Ga-Sn合金,或含有不超过6原子%的Sn的Cu-Al-Sn合金,以及 不超过20原子%的Al; 拉伸后,在护套的表面涂布Sn膜,然后对其上涂有Sn膜的产品进行热处理。

    Method for producing superconductors
    5.
    发明授权
    Method for producing superconductors 失效
    制造超导体的方法

    公开(公告)号:US4321749A

    公开(公告)日:1982-03-30

    申请号:US90573

    申请日:1979-11-02

    摘要: A method for producing a V.sub.3 Al superconductor which comprises making a composite composed of a sheath portion of a copper alloy containing 1 to 15 atomic percent of germanium, 1 to 15 atomic percent of silicon or 2 to 25 atomic percent of gallium and surrounded by the sheath portion, at least one core portion of a vanadium-aluminum alloy containing 0.5 to 20 atomic percent of aluminum; elongating the composite; and then heat-treating the elongated composite thereby to form a V.sub.3 (Al, Ge), V.sub.3 (Al, Si) or V.sub.3 (Al, Ga) layer between the sheath portion and the core portion.

    摘要翻译: 一种V3Al超导体的制造方法,其特征在于,制造由含有1〜15原子%的锗,1〜15原子%的硅或2〜25原子%的镓的铜合金的鞘部构成的复合体, 部分,含有0.5〜20原子%铝的钒 - 铝合金的至少一个核心部分; 拉伸复合材料; 然后对细长复合物进行热处理,从而在护套部分和芯部之间形成V3(Al,Ge),V3(Al,Si)或V3(Al,Ga)层。

    Method for producing Nb3Sn superconductive wire material using powder process
    6.
    发明授权
    Method for producing Nb3Sn superconductive wire material using powder process 有权
    使用粉末法生产Nb 3 Sn超导线材的方法

    公开(公告)号:US07459031B2

    公开(公告)日:2008-12-02

    申请号:US11661695

    申请日:2005-09-12

    IPC分类号: H01L39/24

    摘要: A method for producing an Nb3Sn superconductive wire material using a powder process is provided, in which a powdered raw material is filled in a sheath made of Nb or an Nb-based alloy, and the above sheath is subjected to diameter reduction to form a wire, followed by heat treatment to form a superconducting layer at the interface between the sheath and the filled powder. The above powdered raw material contains powdered Sn, powdered Cu, and a powdered alloy or a powdered intermetallic compound, which is formed from Sn and at least one metal selected from the group consisting of Ti, Zr, Hf, V, and Ta.

    摘要翻译: 提供了使用粉末方法制造Nb 3 Sn超导线材的方法,其中将粉末原料填充在由Nb或Nb基合金制成的护套中,并且将上述护套进行直径还原以形成线 ,然后进行热处理,以在护套和填充的粉末之间的界面处形成超导层。 上述粉末状原料含有由Sn和选自Ti,Zr,Hf,V和Ta组成的组中的至少一种金属形成的粉末状Sn,粉末状Cu以及粉末状合金或粉末状金属间化合物。

    Superconductor wire
    7.
    发明授权
    Superconductor wire 失效
    超导线

    公开(公告)号:US5837941A

    公开(公告)日:1998-11-17

    申请号:US291355

    申请日:1994-08-16

    摘要: A superconductor wire comprising a plurality of Nb--Ti superconductor filaments embedded in a copper matrix made of a copper alloy other than a two element copper alloy selected from the group consisting of a Cu--Ni alloy, a Cu--Sn alloy and a Cu--Mn alloy, wherein the resistivity (Z) at room temperature of the copper matrix is 2.times.10.sup.-8 .OMEGA.m to 65.times.10.sup.-8 .OMEGA.m, and the distance between superconductor filaments is not less than 0.0625.times.1/.sqroot.Z nm. The superconductor wire has a high critical current density, a small AC loss and improved workability.

    摘要翻译: 一种超导体线,其包含多个Nb-Ti超导体丝,该多根Nb-Ti超导体丝被选自由Cu-Ni合金,Cu-Sn合金和Cu- Mn合金,其中铜基体室温下的电阻率(Z)为2×10-8欧姆到65×10-8欧姆米,超导体长丝之间的距离不小于0.0625×1 / 2ROOT + E,弧Z + EE nm。 超导体线具有高临界电流密度,小的AC损耗和改进的可加工性。

    Process for producing Nb.sub.3 Sn superconductor
    8.
    发明授权
    Process for producing Nb.sub.3 Sn superconductor 失效
    生产Nb3Sn超导体的工艺

    公开(公告)号:US4419145A

    公开(公告)日:1983-12-06

    申请号:US402581

    申请日:1982-07-28

    摘要: In a process for producing at least one Nb.sub.3 Sn superconductor which comprises drawing a composite composed of a core of niobium or a niobium alloy and a matrix of a copper-tin alloy and subjecting the drawn composite to reactive heat-treatment, thereby forming a layer of Nb.sub.3 Sn between the core and the matrix; the improvement wherein the copper-tin alloy contains 1 to 15 atomic percent of tin, and 0.1 to 8 atomic percent in total of at least one element selected from 0.1 to 8 atomic percent of titanium, 0.1 to 5 atomic percent of zirconium and 0.1 to 5 atomic percent of hafnium.

    摘要翻译: 在制造至少一种Nb 3 Sn超导体的方法中,其包括拉制由铌或铌合金的芯组成的复合体和铜 - 锡合金的基体,并对拉伸的复合材料进行反应性热处理,从而形成一层 核心和基体之间的Nb3Sn; 铜 - 锡合金含有1至15原子%的锡和0.1至8原子%的总计为0.1至8原子%的钛,0.1至5原子%的锆和0.1至8原子%中的至少一种元素的改进 5原子%的铪。

    Method for producing superconductors
    9.
    发明授权
    Method for producing superconductors 失效
    制造超导体的方法

    公开(公告)号:US4274889A

    公开(公告)日:1981-06-23

    申请号:US151758

    申请日:1980-05-20

    摘要: In a method for producing V.sub.3 Ga superconductors which comprises forming a composite of a core portion and a sheath portion surrounding said core portion, said sheath portion being composed of a gallium-containing alloy selected from the group consisting of copper-gallium and copper-silver-gallium alloys, and said core portion being composed of a vanadium metal, elongating said composite, and heat-treating the resulting elongated composite to form a V.sub.3 Ga layer between said sheath and core portions; the improvement wherein the gallium-containing alloy has a gallium content of 0.1 to 30 atomic percent and additionally contains at least one metal selected from the group consisting of 0.05 to 5 atomic percent of magnesium, 0.5 to 10 atomic percent of aluminum, 0.1 to 10 atomic percent of cerium and 0.05 to 10 atomic percent of sodium, and the vanadium metal is a vanadium alloy containing 0.1 to 15 atomic percent of gallium.

    摘要翻译: 在制造V3Ga超导体的方法中,包括形成芯部和围绕所述芯部的鞘部的复合体,所述护套部由选自铜 - 镓和铜 - 银 - 镓合金,并且所述芯部分由钒金属组成,延伸所述复合材料,并热处理所得的细长复合材料,以在所述护套和芯部之间形成V3Ga层; 该含镓合金的镓含量为0.1〜30原子%,另外含有选自0.05〜5原子%的镁,0.5〜10原子%的铝,0.1〜10重量% 铈的原子百分比和0.05〜10原子%的钠,钒金属是含有0.1〜15原子%的镓的钒合金。

    Method for manufacturing an oxide superconducting article
    10.
    发明授权
    Method for manufacturing an oxide superconducting article 失效
    氧化物超导体制造方法

    公开(公告)号:US5200389A

    公开(公告)日:1993-04-06

    申请号:US782795

    申请日:1991-10-25

    IPC分类号: H01L39/24

    摘要: A method for manufacturing a superconducting article, comprising the steps of: forming a first layer comprising a mixture of LnBa.sub.2 Cu.sub.3 O.sub.x and Ln.sub.2 BaCuO.sub.x ' on the surface of a substrate, said Ln being an optional rare earth element; then forming a second layer comprising a mixture of at least CuO and BaCuO.sub.2 on the surface of the first layer; and then melting the mixture in the second layer to cause the resultant melt of the mixture in the second layer to diffusion-react with Ln.sub.2 BaCuO.sub.x ' in the first layer so as to convert the first and second layers into a film of a superconducting substance comprising LnBa.sub.2 Cu.sub.3 O.sub.x ; thereby manufacturing a superconducting article comprising the substrate and the film of the superconducting substance formed on the surface of the substrate.

    摘要翻译: 一种制造超导体的方法,包括以下步骤:在衬底的表面上形成包含LnBa2Cu3Ox和Ln2BaCuOx'的混合物的第一层,所述Ln是任选的稀土元素; 然后在第一层的表面上形成包含至少CuO和BaCuO 2的混合物的第二层; 然后在第二层中熔化混合物,使得第二层中的混合物的所得熔体在第一层中与Ln2BaCuOx'扩散反应,从而将第一层和第二层转变成包含LnBa2Cu3Ox的超导物质的膜 ; 从而制造包含基板和形成在基板表面上的超导物质的膜的超导制品。