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    • 61. 发明申请
    • CAPPING LAYER FOR REDUCED OUTGASSING
    • 吸收层用于减少排气
    • WO2012166618A3
    • 2013-02-28
    • PCT/US2012039629
    • 2012-05-25
    • APPLIED MATERIALS INCWANG LINLINMALLICK ABHIJIT BASUINGLE NITIN K
    • WANG LINLINMALLICK ABHIJIT BASUINGLE NITIN K
    • H01L21/316
    • H01L21/022C23C16/30C23C16/452C23C16/56H01L21/02164H01L21/02211H01L21/02219H01L21/02323H01L21/02326
    • A method of forming a silicon oxide layer is described. The method first deposits a silicon-nitrogen-and-hydrogen-containing (polysilazane) film by radical-component chemical vapor deposition (CVD). The silicon-nitrogen-and-hydrogen-containing film is formed by combining a radical precursor (excited in a remote plasma) with an unexcited carbon-free silicon precursor. A capping layer is formed over the silicon-nitrogen-and-hydrogen-containing film to avoid time-evolution of underlying film properties prior to conversion into silicon oxide. The capping layer is formed by combining a radical oxygen precursor (excited in a remote plasma) with an unexcited silicon-and-carbon-containing-precursor. The films are converted to silicon oxide by exposure to oxygen-containing environments. The two films may be deposited within the same substrate processing chamber and may be deposited without breaking vacuum.
    • 描述形成氧化硅层的方法。 该方法首先通过自由基组分化学气相沉积(CVD)沉积含硅氮和氢的(聚硅氮烷)膜。 通过将自由基前体(在远程等离子体中激发)与未煅烧的无碳硅前体组合而形成含硅氮和氢的膜。 在含硅 - 氮和氢的膜之上形成覆盖层,以避免在转化为氧化硅之前下层膜性能的时间演变。 封盖层通过将自由基氧前体(在远程等离子体中激发)与未掺杂的含硅和碳的前体组合而形成。 通过暴露于含氧环境将膜转化为氧化硅。 两个膜可以沉积在相同的衬底处理室内,并且可以沉积而不破坏真空。
    • 64. 发明申请
    • OXIDE-RICH LINER LAYER FOR FLOWABLE CVD GAPFILL
    • 用于流动CVD GAPFILL的氧化物衬里层
    • WO2012015610A3
    • 2012-04-26
    • PCT/US2011044219
    • 2011-07-15
    • APPLIED MATERIALS INCLI DONGQINGLIANG JINGMEIINGLE NITIN K
    • LI DONGQINGLIANG JINGMEIINGLE NITIN K
    • H01L21/316H01L21/205
    • H01L21/02164H01L21/02274H01L21/02304H01L21/02326H01L21/02337
    • Formation of gap-filling silicon oxide layer with reduced volume fraction of voids is described. Deposition involves formation of an oxygen-rich less-flowable liner layer before an oxygen-poor more-flowable gapfill layer. However, the liner layer is deposited within same chamber as gapfill layer. Liner layer and gapfill layer may both be formed by combining a radical component with an unexcited silicon-containing precursor (i.e. not directly excited by application of plasma power). Liner layer has more oxygen content than gapfill layer and deposits more conformally. Deposition rate of the gapfill layer may be increased by the presence of the liner layer. Gapfill layer may contain silicon, oxygen and nitrogen and be converted at elevated temperature to contain more oxygen and less nitrogen. Presence of the gapfill liner provides a source of oxygen underneath the gapfill layer to augment the gas phase oxygen introduced during the conversion.
    • 描述了具有减小的空隙体积分数的间隙填充氧化硅层的形成。 沉积涉及在贫氧的更易流动的间隙填充层之前形成富氧的较少流动的衬层。 然而,衬垫层沉积在与间隙填充层相同的腔室内。 衬里层和间隙填充层可以通过将自由基组分与未掺杂的含硅前体(即不通过施加等离子体功率直接激发)组合形成。 衬垫层具有比间隙填充层更多的氧含量,并且更保守地沉积。 间隙填充层的沉积速率可以通过衬垫层的存在而增加。 填隙层可能含有硅,氧和氮,并在高温下转化为含有更多的氧和较少的氮。 间隙填料衬垫的存在在间隙填充层下面提供氧气源,以增加在转化期间引入的气相氧。