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    • 64. 发明申请
    • PRETREATMENT PROCESSES WITHIN A BATCH ALD REACTOR
    • 在BATCH ALD反应器中的预处理过程
    • US20080261413A1
    • 2008-10-23
    • US12163876
    • 2008-06-27
    • Maitreyee Mahajani
    • Maitreyee Mahajani
    • H01L21/31
    • H01L21/3141C23C16/0218C23C16/405C23C16/45531C23C16/45546H01L21/3142
    • Embodiments of the invention provide methods for forming a hafnium material on a substrate within a processing chamber. In one embodiment, a method is provided which includes exposing the substrate within the processing chamber to a first oxidizing gas during a pretreatment process, exposing the substrate sequentially to a second oxidizing gas and a deposition gas during an atomic layer deposition (ALD) cycle, wherein the second oxidizing gas contains water and the deposition gas contains a hafnium amino compound, and repeating the ALD cycle to form a hafnium-containing layer having a thickness within a range from about 5 Å to about 300 Å. In one example, the first oxidizing gas contains an O3/O2 mixture having an ozone concentration within a range from about 5 atomic percent to about 30 atomic percent.
    • 本发明的实施例提供了在处理室内的基板上形成铪材料的方法。 在一个实施例中,提供了一种方法,其包括在预处理过程中将处理室​​内的衬底暴露于第一氧化气体,在原子层沉积(ALD)循环期间将衬底依次暴露于第二氧化气体和沉积气体, 其中所述第二氧化气体含有水,并且所述沉积气体含有铪氨基化合物,并且重复所述ALD循环以形成厚度在约至约的范围内的含铪层。 在一个实例中,第一氧化气体含有臭氧浓度在约5原子%至约30原子百分比范围内的O 3/3 O 2 O 2混合物。
    • 67. 发明申请
    • Selective sealing of porous dielectric materials
    • 多孔绝缘材料的选择性密封
    • US20080032064A1
    • 2008-02-07
    • US11827131
    • 2007-07-10
    • Roy GordonDaewon Hong
    • Roy GordonDaewon Hong
    • C23C16/00
    • C23C16/045C23C16/0218C23C16/402C23C16/45525C23C16/45534C23C16/45553
    • This invention relates to materials and processes for selective deposition of silica films on non-metallic areas of substrates while avoiding any significant deposition on metallic conductive areas. Silica sealed the surface pores of a porous dielectric by the reaction of an aluminum-containing compound with an alkoxysilanol. Metal layers are protected from this deposition of silica by adsorption of a partially fluorinated alkanethiol. This invention provides processes for producing semi-porous dielectric materials wherein surface porosity is significantly reduced or removed while internal porosity is preserved to maintain a desired low-k value for the overall dielectric material. At the same time, a clean metal surface is produced, so that low electrical resistances of connections between copper layers are maintained. The combination of low-k dielectric constant and low resistance allows construction of microelectronic devices operating at high speeds.
    • 本发明涉及用于在衬底的非金属区域上选择性沉积二氧化硅膜的材料和方法,同时避免金属导电区域上的任何显着沉积。 二氧化硅通过含铝化合物与烷氧基硅烷醇的反应来密封多孔电介质的表面孔。 通过吸附部分氟化的链烷硫醇来保护金属层免于二氧化硅的沉积。 本发明提供了生产半孔介电材料的方法,其中表面孔隙率被显着减少或去除,同时保持内部孔隙度以维持整个电介质材料的期望的低k值。 同时,产生清洁的金属表面,从而保持铜层之间的连接的低电阻。 低k介电常数和低电阻的组合允许构建以高速运行的微电子器件。
    • 70. 发明授权
    • Method and device for the production of thin epitaxial semiconductor layers
    • 用于生产薄外延半导体层的方法和装置
    • US07244667B2
    • 2007-07-17
    • US10484975
    • 2002-07-25
    • Bernd TillackDirk WolanskyGeorg RitterThomas Grabolla
    • Bernd TillackDirk WolanskyGeorg RitterThomas Grabolla
    • H01L21/205
    • H01L21/02529C23C16/0218C23C16/54H01L21/02532H01L21/0262H01L21/02658
    • System for producing diffusion-inhibiting epitaxial semiconductor layers, by means of which thin diffusion-inhibiting, epitaxial semiconductor layers can be produced on large semiconductor substrates at a high throughput.The surfaces of the semiconductor substrates to be coated are first cleaned, and the substrates are then heated in a low pressure batch reactor to a first temperature (prebake temperature). The surfaces to be coated are next subjected to a hydrogen prebake operation at a first reactor pressure. In the next step the semiconductor substrates are heated in a low pressure hot or warm wall batch reactor to a second temperature (deposition temperature) lower than the first temperature, and after a condition of thermodynamic equilibrium is reached the diffusion-inhibiting semiconductor layers are deposited on the surfaces to be coated in a chemical gaseous deposition process (CVD) at a second reactor pressure higher than, equal to or lower than the first reactor pressure.
    • 用于制造扩散抑制外延半导体层的系统,通过该系统,可以在大的半导体衬底上以高通量产生薄的扩散抑制性外延半导体层。 首先清洁待涂覆的半导体衬底的表面,然后将衬底在低压间歇反应器中加热到第一温度(预烘烤温度)。 待涂覆的表面接下来在第一反应器压力下进行氢预烘烤操作。 在下一步骤中,将半导体衬底在低压热或温壁间歇反应器中加热到低于第一温度的第二温度(沉积温度),并且在达到热力学平衡条件之后,沉积扩散抑制半导体层 在高于等于或低于第一反应器压力的第二反应器压力下在化学气相沉积工艺(CVD)中待涂覆的表面上。