Sputtering target and method of manufacturing a semiconductor device
    92.
    发明授权
    Sputtering target and method of manufacturing a semiconductor device 失效
    溅射靶和制造半导体器件的方法

    公开(公告)号:US6033537A

    公开(公告)日:2000-03-07

    申请号:US996399

    申请日:1997-12-22

    申请人: Kyoichi Suguro

    发明人: Kyoichi Suguro

    摘要: A sputtering target comprising a main component having magnetic properties and consisting of a metal or an alloy, and a sub-component comprising at least one component selected from the group consisting of a non-magnetic metal and a semiconductor. The main component may be a metal selected from the group consisting of Co, Ni and Fe or may be an alloy of at least two metals selected from the group consisting of Co, Ni and Fe. The sub-component may comprise at least one nonmagnetic metal selected from the group consisting of Ti, Zr, Hf, V, Nb, Ta, Cr, Sn and Pb, or may comprise at least one semiconductor selected from the group consisting of Si and Ge, or may be a mixture of the at least one nonmagnetic metal and the at least one semiconductor.

    摘要翻译: 一种包含具有磁性能并由金属或合金组成的主要成分的溅射靶,以及包括选自非磁性金属和半导体中的至少一种成分的子成分。 主要成分可以是选自Co,Ni和Fe的金属,也可以是选自Co,Ni和Fe中的至少两种金属的合金。 该子组分可以包括选自Ti,Zr,Hf,V,Nb,Ta,Cr,Sn和Pb中的至少一种非磁性金属,或者可以包含至少一种选自Si和 Ge,或者可以是至少一种非磁性金属和至少一种半导体的混合物。

    Semiconductor device and method of manufacturing the same
    97.
    发明授权
    Semiconductor device and method of manufacturing the same 失效
    半导体装置及其制造方法

    公开(公告)号:US4912542A

    公开(公告)日:1990-03-27

    申请号:US156929

    申请日:1988-02-17

    申请人: Kyoichi Suguro

    发明人: Kyoichi Suguro

    摘要: Disclosed is a semiconductor device having a metal-silicon alloy wiring layer and a structure wherein a metal compound, having a larger free energy decrease caused by compound formation, than a free energy decrease caused by the metal-silicon alloy formation, is precipitated. A method of fabricating the semiconductor device having the above microstructure is also disclosed. In the semiconductor device, the grain boundaries are micronized by precipitation of a metal compound, thus the mechanical strength can be improved, and the circuit reliability can also be improved. Further, an increase in resistance can be suppressed by precipitation of the metal compound.

    摘要翻译: 公开了一种具有金属 - 硅合金布线层的半导体器件和其中由化合物形成引起的具有较大自由能降低的金属化合物与由金属 - 硅合金形成引起的自由能降低的结构沉淀。 还公开了一种制造具有上述微结构的半导体器件的方法。 在半导体装置中,通过金属化合物的析出使晶界微细化,能够提高机械强度,并且也可提高电路的可靠性。 此外,可以通过金属化合物的沉淀来抑制电阻的增加。

    Method for manufacturing nonvolatile memory device
    98.
    发明授权
    Method for manufacturing nonvolatile memory device 有权
    非易失性存储器件的制造方法

    公开(公告)号:US08981507B2

    公开(公告)日:2015-03-17

    申请号:US13534673

    申请日:2012-06-27

    IPC分类号: H01L43/12

    CPC分类号: H01L43/12

    摘要: According to one embodiment, a method for manufacturing a nonvolatile memory device including a plurality of memory cells is disclosed. Each of the plurality of memory cells includes a base layer including a first electrode, a magnetic tunnel junction device provided on the base layer, and a second electrode provided on the magnetic tunnel junction device. The magnetic tunnel junction device includes a first magnetic layer, a tunneling barrier layer provided on the first magnetic layer, and a second magnetic layer provided on the tunneling barrier layer. The method can include etching a portion of the second magnetic layer and a portion of the first magnetic layer by irradiating gas clusters onto a portion of a surface of the second magnetic layer or a portion of a surface of the first magnetic layer.

    摘要翻译: 根据一个实施例,公开了一种用于制造包括多个存储单元的非易失性存储器件的方法。 多个存储单元中的每一个包括基底层,其包括第一电极,设置在基底层上的磁性隧道结器件和设置在磁性隧道结装置上的第二电极。 磁隧道结装置包括第一磁性层,设置在第一磁性层上的隧道势垒层,以及设置在隧道势垒层上的第二磁性层。 该方法可以包括通过将气体簇照射到第二磁性层的表面的一部分或第一磁性层的表面的一部分上来蚀刻第二磁性层的一部分和第一磁性层的一部分。

    Method of manufacturing magnetic memory
    100.
    发明授权
    Method of manufacturing magnetic memory 失效
    制造磁记忆体的方法

    公开(公告)号:US08716034B2

    公开(公告)日:2014-05-06

    申请号:US13226868

    申请日:2011-09-07

    IPC分类号: H01L21/00

    CPC分类号: H01L43/12 H01L29/82

    摘要: According to one embodiment, a method of manufacturing a magnetic memory, the method includes forming a first magnetic layer having a variable magnetization, forming a tunnel barrier layer on the first magnetic layer, forming a second magnetic layer on the tunnel barrier layer, the second magnetic layer having an invariable magnetization, forming a hard mask layer as a mask on the second magnetic layer, patterning the second magnetic layer by using the mask of the hard mask layer, and executing a GCIB-irradiation by using the mask of the hard mask layer, after the patterning.

    摘要翻译: 根据一个实施例,一种制造磁存储器的方法,该方法包括形成具有可变磁化强度的第一磁性层,在第一磁性层上形成隧道势垒层,在隧道势垒层上形成第二磁性层, 具有不变磁化的磁性层,在第二磁性层上形成硬掩模层作为掩模,通过使用硬掩模层的掩模对第二磁性层进行构图,并使用硬掩模的掩模执行GCIB照射 层,图案后。