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    • 31. 发明申请
    • Method for making the gate dielectric layer by oxygen radicals and hydroxyl radicals mixture
    • 通过氧自由基和羟基自由基混合制备栅极电介质层的方法
    • US20040147136A1
    • 2004-07-29
    • US10352920
    • 2003-01-29
    • Macronix International Co., Ltd.
    • Cheng-Shun ChenYun-Chi YangShu-Ya HsuWei-Wen ChenJune-Min Yao
    • H01L021/336H01L021/31H01L021/469
    • H01L21/28185H01L21/0214H01L21/02164H01L21/022H01L21/02249H01L21/02255H01L21/02323H01L21/02337H01L21/28202H01L21/31662H01L29/518
    • This invention relates to a method for making the gate dielectric layer, more particularly, to the method for making the interface between the gate dielectric layer and silicon substrate by using oxygen radicals and hydroxyl radicals. In the method, we send the wafers, which has passed through the cleaning process for the silicon substrate, to the chamber at first and then transmit the first reaction gas, which comprises the nitric monoxide and the oxygen or comprises the nitric monoxide and nitrogen, to the chamber to form a silicon nitride layer or a silicon oxynitride layer on the first surface of the silicon substrate to be a gate. Next, we transmit the second reaction gas, which comprises the oxygen and the hydrogen, to the chamber and make the second reaction gas to be dissociated into the oxygen radicals and the hydroxyl radicals. The oxygen radicals enter to the contacting surface between the silicon substrate and the silicon oxynitride layer by diffusing ways and pass through the post anneal process to form an interface on the contacting surface between the gate dielectric layer and the silicon substrate to produce the smaller volume of the semiconductor devices.
    • 本发明涉及一种用于制造栅极电介质层的方法,更具体地说,涉及通过使用氧自由基和羟基自由基来形成栅介电层和硅衬底之间的界面的方法。 在该方法中,首先将已经通过硅衬底的清洁处理的晶片发送到腔室,然后传输包含一氧化氮和氧气或包含一氧化氮和氮气的第一反应气体, 以在硅衬底的第一表面上形成氮化硅层或氧氮化硅层作为栅极。 接下来,将包含氧和氢的第二反应气体传输到室,并使第二反应气体解离成氧自由基和羟基。 氧自由基通过扩散方式进入硅衬底和氮氧化硅层之间的接触表面,并通过后退火工艺以在栅介质层和硅衬底之间的接触表面上形成界面,以产生较小体积的 半导体器件。
    • 33. 发明申请
    • Method of forming thin oxidation layer by cluster ion beam
    • 通过簇离子束形成薄氧化层的方法
    • US20040137645A1
    • 2004-07-15
    • US10341282
    • 2003-01-13
    • Veeco Instruments Inc.
    • Chih-Ching HuAdrian J. DevasahayamPatricia L. CoxChih-Ling LeeMing MaoJacques C.S. Kools
    • H01L021/00H01L021/31H01L021/469
    • C23C14/5833C23C8/02C23C26/00C23C28/00G11B5/84
    • A method of forming a thin-film magnetic element, such as a TMR element or a spin valve element, on a substrate wherein at least a surface portion of a nonmagnetic metal layer is oxidized by cluster ion beam (CIB) oxidation. Specifically, the method comprises depositing a first magnetic layer on a substrate, then depositing a nonmagnetic metal layer on the first magnetic layer. At least a top surface of the nonmagnetic layer is oxidized by CIB oxidation. In one embodiment, only a top surface portion is oxidized such that a nano-oxide layer (NOL) is formed on a nonmagnetic conductive layer. In another embodiment, the nonmagnetic metal layer is oxidized throughout it's thickness such that the layer is converted to a nonmagnetic insulating film. After oxidation, a second magnetic layer is deposited on the oxidized layer. Oxidizing by cluster ion beam oxidation advantageously comprises mixing a pressurized inert carrier gas with oxygen gas to form a gas mixture and passing the gas mixture into a low pressure vacuum to produce a supersonic gas jet, whereby expansion occurs in the jet to cause formation of clusters of inert gas and oxygen atoms and molecules. The clusters are then ionized and focused into a cluster ion beam and accelerated toward the top surface of the nonmagnetic metal layer to bombard the top surface and react the ionized oxygen atoms and molecules with at least the top surface of the nonmagnetic metal layer.
    • 在衬底上形成诸如TMR元件或自旋阀元件的薄膜磁性元件的方法,其中非磁性金属层的至少表面部分被簇离子束(CIB)氧化氧化。 具体地,该方法包括在衬底上沉积第一磁性层,然后在第一磁性层上沉积非磁性金属层。 非磁性层的至少顶表面被CIB氧化氧化。 在一个实施例中,仅氧化顶表面部分,使得在非磁性导电层上形成纳米氧化物层(NOL)。 在另一个实施例中,非磁性金属层在其厚度上被氧化,使得该层被转换成非磁性绝缘膜。 氧化后,在氧化层上沉积第二磁性层。 通过簇离子束氧化进行氧化有利地包括将加压的惰性载气与氧气混合以形成气体混合物并将气体混合物通入低压真空中以产生超音速气体射流,从而在射流中发生膨胀以形成团簇 的惰性气体和氧原子和分子。 然后将这些簇电离并聚焦成簇离子束,并朝向非磁性金属层的顶表面加速以轰击顶表面,并使至少离子化的氧原子和分子至少与非磁性金属层的顶表面反应。
    • 34. 发明申请
    • Additives to prevent degradation of alkyl-hydrogen siloxanes
    • 用于防止烷基氢硅氧烷降解的添加剂
    • US20040127070A1
    • 2004-07-01
    • US10665739
    • 2003-09-18
    • Arch Specialty Chemicals, Inc.
    • Daniel J. TeffGregory B. SmithJohn L. ChagollaTim S. Andreyka
    • C09K003/00H01L021/31
    • C23C16/4402C08G77/12C08K5/13C08L83/04Y10T428/31663
    • An organohydrosiloxane composition comprising: a) one or more organohydrosiloxane compounds, each having at least one nullnullHSiRnullOnullnull unit, wherein RnullC1-C18 linear, branched, or cyclic alkyl, C1-C18 linear, branched, or cyclic alkoxy, or substituted or unsubstituted aryl, and b) an antioxidant compound shown in Formula (1) 1 wherein the antioxidant compound is a phenolic compound and is present in a concentration from about 1 ppm to about 5,000 ppm and wherein R1 through R5 can each independently be H, OH, C1-C18 linear, branched, or cyclic alkyl, C1-C18 linear, branched, or cyclic alkoxy or substituted or unsubstituted aryl. The compositions of present invention exhibit stability and significantly extend the shelf life of organohydrosiloxane products and allow greater flexibility in handling these products in chemical processes or semiconductor manufacturing. The resulting stabilization of siloxanes prevents the possibility of complete polymerization (i.e., solidification) of product in chemical delivery lines or valves, which lowers equipment maintenance and costs and reduces time the machinery is out of production.
    • 一种有机氢硅氧烷组合物,其包含:a)一种或多种有机氢化硅氧烷化合物,其各自具有至少一个[-HSi-O-]单元,其中R = C1-C18直链,支链或环状烷基,C1-C18直链,支链或环状 烷氧基或取代或未取代的芳基,和b)式(1)所示的抗氧化剂化合物,其中抗氧化剂化合物为酚类化合物,其浓度为约1ppm至约5,000ppm,并且其中R 1至R 各自独立地为H,OH,C 1 -C 18直链,支链或环状烷基,C 1 -C 18直链,支链或环状烷氧基或取代或未取代的芳基。 本发明的组合物表现出稳定性并且显着地延长了有机氢硅氧烷产品的保存期限,并且在化学工艺或半导体制造中处理这些产品时具有更大的灵活性。 所得的硅氧烷稳定化防止化学输送管线或阀门中产物完全聚合(即固化)的可能性,这降低了设备维护和成本,并缩短了机器停产的时间。
    • 37. 发明申请
    • Clean gas injector system for reactor chamber
    • 用于反应室的清洁气体喷射器系统
    • US20040127059A1
    • 2004-07-01
    • US10278791
    • 2002-10-24
    • Ignacio Blanco-RiveraNathan J. KruseSarah Hartwig
    • H01L021/31
    • H01L21/67017C23C16/4405C23C16/45578H01L21/67028Y10S156/916
    • An improved Novellus Speed clean gas reactor chamber is described. An evacuation port of the Novellus SPEED Chamber is at one location in the chamber to remove injected cleaning gas from the chamber and there is a single input for cleaning gas connection into the chamber. In accordance an improvement a plurality of clean gas injectors is positioned on an adapter in the chamber and connected to the single input gas connection for distributing the cleaning gas in the chamber with the injectors spaced away from the evacuation port. The adapter is a U-shaped adapter and is positioned in the chamber with the adapter connected at the base to the single input gas connection. The adapter has two semicircular branch legs extending in opposite directions about the chamber to free ends that are connected to gas injectors. The free ends with the injectors are located in the chamber almost on the opposite end of the chamber from the evacuation port. Each of the two branch legs includes a second injector midway along the branch legs between the free ends and point of the branch to provide four injectors to evenly distribute the clean gas in the chamber.
    • 描述了改进的Novellus Speed清洁气体反应器室。 Novellus SPEED室的疏散口位于腔室的一个位置,以从腔室中除去注入的清洁气体,并且存在用于清洁气体连接到腔室中的单个输入口。 根据改进,多个清洁气体喷射器位于腔室中的适配器上并且连接到单个输入气体连接部,用于将清洁气体分配在腔室中,其中喷射器与排气口间隔开。 适配器是U形适配器,并且位于腔室中,适配器在基座处连接到单个输入气体连接。 适配器具有两个半圆形支腿,该支腿在相对于室的相反方向上延伸以连接到气体喷射器的自由端。 喷射器的自由端位于腔室中几乎位于与排气口相对的腔室的相对端。 两个分支腿中的每一个在沿自由端和分支点之间的分支腿的中间部分包括第二注射器,以提供四个喷射器以将清洁气体均匀分布在腔室中。