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    • 21. 发明申请
    • Plasma Processing Apparatus
    • 等离子体处理装置
    • US20080115728A1
    • 2008-05-22
    • US11660862
    • 2006-02-22
    • Ryuichi MatsudaMasahiko Inoue
    • Ryuichi MatsudaMasahiko Inoue
    • C23C16/22
    • H01L22/20H01J37/32009H01J37/32568H01J37/32935
    • When the size of a substrate 1 is instructed, a map of uniform sputter-etching possible region based on the relationship between the diameter-size Dp of a high-density plasma region and the height H from the center of the high-density plasma region to the bottom of a plasma diffusion region is read out; on the basis of the internal pressure and the frequency of electromagnetic waves from an antenna 116, the value of the height Hp from the center of the high-density plasma region to the upper surface inside a vacuum chamber 111, and the value of the Dp are obtained; on the basis of the internal pressure and the magnitude of the self-bias potential of the substrate 1, the height Hs between the bottom of the plasma diffusion region and the top surface of a supporting table 113 is obtained; on the basis of the above-mentioned values of Dp, Hp and Hs, the value of the H in the uniform sputter-etching possible region is obtained from the map; and a lifting-and-lowering device 121 is controlled so that H can have the above-mentioned value.
    • 当指示基板1的尺寸时,基于高密度等离子体区域的直径尺寸Dp与来自高密度等离子体区域的中心的高度H之间的关系的均匀溅射蚀刻可能区域的图 读出等离子体扩散区域的底部; 基于来自天线116的电磁波的内部压力和频率,从高密度等离子体区域的中心到真空室111内的上表面的高度Hp的值,以及Dp 获得; 基于衬底1的内部压力和自偏置电位的大小,获得等离子体扩散区域的底部和支撑台113的顶面之间的高度Hs; 基于上述Dp,Hp和Hs的值,从图中获得均匀溅射蚀刻可能区域中的H的值; 并且控制升降装置121使得H可以具有上述值。
    • 27. 发明授权
    • Catalyst for fuel electrode of solid polymer fuel cell
    • 固体高分子燃料电池燃料电极催化剂
    • US07335619B2
    • 2008-02-26
    • US11302394
    • 2005-12-14
    • Tomoyuki TadaMasahiko InoueKoichi Matsutani
    • Tomoyuki TadaMasahiko InoueKoichi Matsutani
    • B01J21/18B01J23/40B01J23/74B01J23/42B01J23/44
    • H01M4/8652H01M4/92H01M4/926H01M2008/1095
    • There is provided a catalyst for a fuel electrode of a solid polymer fuel cell, wherein the catalyst comprises fine precious metal particles loaded on a support composed of an electrically conductive material, and wherein the weight ratio of the fine precious metal particles and the support composed of an electrically conductive material (fine precious metal particles:electrically conductive material) is 60:40 to 95:5; and the fine precious metal particles satisfy the following conditions (a) to (c): (a) the fine precious metal particles contain platinum and ruthenium, and the mixing ratio thereof (platinum:ruthenium) is within a range between 1:1 and 1:3 in terms of molar ratio; (b) the fine precious metal particles have an average particle diameter of 3 to 10 nm; and (c) the fine precious metal particles contain oxygen, and the weight ratio of the fine precious metal particles and oxygen (fine precious metal particles:oxygen) is 86:14 to 96:4.
    • 提供了一种用于固体高分子型燃料电池的燃料电极的催化剂,其中催化剂包含负载在由导电材料构成的载体上的细小的贵金属颗粒,并且其中贵金属微粒和载体的重量比构成 的导电材料(细贵金属颗粒:导电材料)为60:40至95:5; 贵金属微粒满足以下条件(a)〜(c):(a)贵金属微粒含有铂和钌,其混合比(铂:钌)在1:1〜 1:3的摩尔比; (b)贵金属微粒的平均粒径为3〜10nm; (c)贵金属微粒含有氧,贵金属微粒与氧(贵金属微粒:氧)的重量比为86:14〜96:4。