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    • 2. 发明授权
    • High-quality SGOI by annealing near the alloy melting point
    • 高品质SGOI通过在合金熔点附近退火
    • US07679141B2
    • 2010-03-16
    • US12027561
    • 2008-02-07
    • Stephen W. BedellHuajie ChenAnthony G. DomenicucciKeith E. FogelRichard J. MurphyDevendra K. Sadana
    • Stephen W. BedellHuajie ChenAnthony G. DomenicucciKeith E. FogelRichard J. MurphyDevendra K. Sadana
    • H01L31/392
    • H01L21/26506H01L21/324H01L21/7624H01L21/76254H01L29/1054
    • A method of forming a low-defect, substantially relaxed SiGe-on-insulator substrate material is provided. The method includes first forming a Ge-containing layer on a surface of a first single crystal Si layer which is present atop a barrier layer that is resistant to Ge diffusion. A heating step is then performed at a temperature that approaches the melting point of the final SiGe alloy and retards the formation of stacking fault defects while retaining Ge. The heating step permits interdiffusion of Ge throughout the first single crystal Si layer and the Ge-containing layer thereby forming a substantially relaxed, single crystal SiGe layer atop the barrier layer. Moreover, because the heating step is carried out at a temperature that approaches the melting point of the final SiGe alloy, defects that persist in the single crystal SiGe layer as a result of relaxation are efficiently annihilated therefrom. In one embodiment, the heating step includes an oxidation process that is performed at a temperature from about 1230° to about 1320° C. for a time period of less than about 2 hours. This embodiment provides SGOI substrate that have minimal surface pitting and reduced crosshatching.
    • 提供一种形成低缺陷,基本上松弛的绝缘体上硅衬底材料的方法。 该方法包括首先在耐Ge扩散的阻挡层上存在的第一单晶Si层的表面上形成含Ge层。 然后在接近最终SiGe合金的熔点的温度下进行加热步骤,并且在保留Ge的同时延缓层叠缺陷缺陷的形成。 加热步骤允许Ge遍及第一单晶Si层和含Ge层的相互扩散,从而在阻挡层顶部形成基本松弛的单晶SiGe层。 此外,由于加热步骤在接近最终SiGe合金的熔点的温度下进行,所以由于弛豫而在单晶SiGe层中持续存在的缺陷被有效地湮灭。 在一个实施方案中,加热步骤包括氧化过程,其在约1230℃至约1320℃的温度下进行约少于约2小时的时间。 该实施例提供具有最小表面点蚀和减少的交叉阴影的SGOI衬底。
    • 3. 发明授权
    • High-quality SGOI by annealing near the alloy melting point
    • 高品质SGOI通过在合金熔点附近退火
    • US07348253B2
    • 2008-03-25
    • US10855915
    • 2004-05-27
    • Stephen W. BedellHuajie ChenAnthony G. DomenicucciKeith E. FogelRichard J. MurphyDevendra K. Sadana
    • Stephen W. BedellHuajie ChenAnthony G. DomenicucciKeith E. FogelRichard J. MurphyDevendra K. Sadana
    • H01L21/84
    • H01L21/26506H01L21/324H01L21/7624H01L21/76254H01L29/1054
    • A method of forming a low-defect, substantially relaxed SiGe-on-insulator substrate material is provided. The method includes first forming a Ge-containing layer on a surface of a first single crystal Si layer which is present atop a barrier layer that is resistant to Ge diffusion. A heating step is then performed at a temperature that approaches the melting point of the final SiGe alloy and retards the formation of stacking fault defects while retaining Ge. The heating step permits interdiffusion of Ge throughout the first single crystal Si layer and the Ge-containing layer thereby forming a substantially relaxed, single crystal SiGe layer atop the barrier layer. Moreover, because the heating step is carried out at a temperature that approaches the melting point of the final SiGe alloy, defects that persist in the single crystal SiGe layer as a result of relaxation are efficiently annihilated therefrom. In one embodiment, the heating step includes an oxidation process that is performed at a temperature from about 1230° to about 1320° C. for a time period of less than about 2 hours. This embodiment provides SGOI substrate that have minimal surface pitting and reduced crosshatching.
    • 提供一种形成低缺陷,基本上松弛的绝缘体上硅衬底材料的方法。 该方法包括首先在耐Ge扩散的阻挡层上存在的第一单晶Si层的表面上形成含Ge层。 然后在接近最终SiGe合金的熔点的温度下进行加热步骤,并且在保留Ge的同时延缓层叠缺陷缺陷的形成。 加热步骤允许Ge遍及第一单晶Si层和含Ge层的相互扩散,从而在阻挡层顶部形成基本松弛的单晶SiGe层。 此外,由于加热步骤在接近最终SiGe合金的熔点的温度下进行,所以由于弛豫而在单晶SiGe层中持续存在的缺陷被有效地湮灭。 在一个实施方案中,加热步骤包括氧化过程,其在约1230℃至约1320℃的温度下进行约少于约2小时的时间。 该实施例提供具有最小表面点蚀和减少的交叉阴影的SGOI衬底。
    • 4. 发明授权
    • Method for improving CVD film quality utilizing polysilicon getterer
    • 利用多晶硅吸收器提高CVD膜质量的方法
    • US06749684B1
    • 2004-06-15
    • US10250181
    • 2003-06-10
    • Huajie ChenDan MocutaRichard J. MurphyPaul RonsheimDavid Rockwell
    • Huajie ChenDan MocutaRichard J. MurphyPaul RonsheimDavid Rockwell
    • C30B2504
    • C30B29/06C30B25/02C30B29/08C30B29/52
    • A method is disclosed for forming an epitaxial layer on a front side of a substrate formed of a monocrystalline material, using a chemical vapor deposition system. In this method, a plurality of gettering wafers formed of a gettering material are arranged in the CVD system, such that the front side of each substrate is facing one of the gettering wafers. Impurities present in the CVD system during formation of the epitaxial layer are gettered by the gettering wafers. Alternatively, a layer of a gettering material is deposited on a back side of each of the plurality of substrates, and the substrates are arranged such that the front side of each substrate is facing the backside of another of the substrates. In another embodiment, a layer of a gettering material is deposited on an interior surface of the CVD system. Impurities removed from the CVD system during epitaxial formation include oxygen, water vapor and other oxygen-containing contaminants.
    • 公开了一种使用化学气相沉积系统在由单晶材料形成的基板的正面上形成外延层的方法。 在该方法中,在CVD系统中配置由吸气材料形成的多个吸气晶片,使得每个基板的前侧面对吸气晶片之一。 在形成外延层期间存在于CVD系统中的杂质被吸杂晶片吸收。 或者,在多个基板的每一个的背面上沉积吸气材料层,并且将基板布置成使得每个基板的前侧面对另一个基板的背面。 在另一个实施例中,吸气材料层沉积在CVD系统的内表面上。 在外延形成期间从CVD系统中除去的杂质包括氧,水蒸气和其它含氧污染物。
    • 9. 发明授权
    • Fusing surface for fixing xerographic toner
    • 定影表面用于固定静电复印碳粉
    • US4107389A
    • 1978-08-15
    • US733685
    • 1976-10-18
    • Richard J. Murphy
    • Richard J. Murphy
    • G03G15/20B32B25/20
    • G03G15/2057Y10T428/31663
    • A silicone rubber surface for fixing resinous powder images to a substrate at elevated temperatures in a xerographic reproducing apparatus is disclosed. The silicone rubber surface prevents offset of the image by supplying inherently a release material to the surface. Dispersed in the silicone rubber is a catalytic agent which in the presence of water or moisture, promotes the degradation of the silicone rubber over a period of time at elevated temperatures. The release material is the degradation product of the silicone rubber, and release is possible throughout the lifetime of the fuser surface without the external application of release materials.
    • 公开了一种用于在静电复印设备中将树脂粉末图像在高温下固定到基底的硅橡胶表面。 硅橡胶表面通过向表面固有地提供释放材料来防止图像的偏移。 分散在硅橡胶中的是在水或水分存在下促进硅橡胶在高温下一段时间内降解的催化剂。 释放材料是硅橡胶的降解产物,并且在定影器表面的整个寿命期间都可以释放,而不需要外部施加剥离材料。