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    • 3. 发明申请
    • QUANTIFICATION OF HYDROPHOBIC AND HYDROPHILIC PROPERTIES OF MATERIALS
    • 材料的疏水性和水解性质的定量
    • US20090068768A1
    • 2009-03-12
    • US12204165
    • 2008-09-04
    • Adam Michal UrbanowiczMikhail Baklanov
    • Adam Michal UrbanowiczMikhail Baklanov
    • G01J3/30H01L21/66
    • G01N21/631G01N21/71
    • A non-destructive and simple analytical method is provided which allows in situ monitoring of plasma damage during the plasma processing such as resist stripping. If a low-k film is damaged during plasma processing, one of the reaction products is water, which is remained adsorbed onto the low-k film (into pores), if the temperature is lower than 100-150 C. A plasma (e.g. He) that emits high energy EUV photons (E>20 eV) which is able to destruct water molecules forming electronically excited oxygen atoms is used to detect the adsorbed water. The excited oxygen is detected from optical emission at 777 nm. Therefore, the higher the adsorbed water concentration (higher damage), a more intensive (oxygen) signal is detected. Therefore, intensity of oxygen signal is a measure of plasma damage in the previous strip step. The proposed analytical method can be performed in-situ immediately after plasma processing and most preferred the optical emission of oxygen radicals is monitored during the de-chucking step in the plasma chamber.
    • 提供了非破坏性和简单的分析方法,其允许在诸如抗蚀剂剥离的等离子体处理期间原位监测等离子体损伤。 如果在等离子体处理期间低k膜被损坏,则其中一个反应产物是水,如果温度低于100-150℃,其仍然被吸附到低k膜(到孔中)。等离子体(例如 He)发射能够破坏形成电子激发的氧原子的水分子的高能量EUV光子(E> 20eV)用于检测吸附的水。 从777nm的光发射检测到激发的氧。 因此,吸附水浓度越高(损伤越高),检测到更加密集(氧)信号。 因此,氧信号的强度是前一条带步骤中等离子体损伤的量度。 所提出的分析方法可以在等离子体处理之后立即进行,最优选的是在等离子体室中脱卡步骤期间监测氧自由基的光发射。
    • 5. 发明申请
    • Method for determining solvent permeability of films
    • 测定薄膜溶剂渗透性的方法
    • US20070148327A1
    • 2007-06-28
    • US11634410
    • 2006-12-06
    • Mikhail BaklanovPhilippe Foubert
    • Mikhail BaklanovPhilippe Foubert
    • C23C16/52B05D3/00B05C3/00B05C11/00
    • G01N15/0826G01N15/082G01N2015/0873
    • A method is disclosed to measure the permeability of films or coatings towards solvents (e.g. water). First a substrate comprising an absorption or container layer is provided, preferably the material is a porous material. To study water permeability, the porous material is hydrophilic or is made hydrophilic by means of e.g. an anneal process. To study the permeability of the film or coating, the coating is deposited on top of the porous material. The substrate comprising the film or coating on top of the absorption or container layer is then brought into a pressurizable chamber subsequently filled with the gaseous substance of the solvent (e.g. water vapor). By increasing/decreasing the vapor pressure in the chamber between zero and the equilibrium vapor pressure of the solvent used, the permeability (penetration) of solvent through the film or coating can be determined. The amount of solvent that can penetrate through the film or coating can be measured by means of ellipsometry, mass spectrometry, etc. The method of preferred embodiments of the invention can be applied to predict the water permeability of photosensitive coatings used in photolithography in semiconductor processing, which is especially important in case of immersion lithography.
    • 公开了一种测量膜或涂层对溶剂(例如水)的渗透性的方法。 首先,提供包括吸收或容器层的基材,优选地,该材料是多孔材料。 为了研究透水性,多孔材料是亲水性的, 退火工艺。 为了研究膜或涂层的渗透性,将涂层沉积在多孔材料的顶部。 然后将包含在吸收层或容器层上的膜或涂层的基材置于随后填充有溶剂的气态物质(例如水蒸汽)的可加压室中。 通过增加/减少室内蒸气压在零和所用溶剂的平衡蒸气压之间,可以确定溶剂通过膜或涂层的渗透性(渗透)。 可以穿透膜或涂层的溶剂的量可以通过椭偏仪,质谱法等来测量。本发明的优选实施方案的方法可以用于预测半导体加工中用于光刻的光敏涂层的透水性 ,这在浸渍光刻的情况下尤其重要。
    • 10. 发明申请
    • Method and apparatus for microwave treatment of dielectric films
    • 电介质膜微波处理方法和装置
    • US20140322921A1
    • 2014-10-30
    • US14120013
    • 2014-04-15
    • Iftikhar AhmadMikhail BaklanovLiping Zhang
    • Iftikhar AhmadMikhail BaklanovLiping Zhang
    • H01L21/02H01L21/268
    • H05B6/80H01L21/02203H01L21/02321H01L21/02345H01L21/02359H01L21/2686H01L21/67115H01L21/67167
    • A method for processing a dielectric film on a substrate comprises: depositing a porous dielectric film on a substrate; removing the porogen; stuffing the film with a protective polymeric material; performing at least one intermediate processing step on the stuffed dielectric film; placing the film in a microwave applicator cavity and heating to a first temperature to partially burn out the polymeric material; introducing a controlled amount of a polar solvent into the porosity created by the partial burn out; applying microwave energy to heat the film to a second selected temperature below the boiling point of the solvent to clean away remaining polymeric material; and applying microwave energy to heat the film to a third temperature above the boiling point of the solvent to completely burnout the residues of polymeric material. The interaction of the polar solvent with the microwaves enhances the efficiency of the cleaning process.
    • 一种用于处理衬底上的电介质膜的方法,包括:在衬底上沉积多孔电​​介质膜; 去除致孔剂; 用保护性聚合物材料填充该膜; 在填充的电介质膜上执行至少一个中间处理步骤; 将膜放置在微波施加器腔中并加热至第一温度以部分地烧掉聚合物材料; 将受控量的极性溶剂引入由部分烧尽产生的孔隙中; 施加微波能量以将薄膜加热到低于溶剂沸点的第二选定温度以清除剩余的聚合物材料; 并施加微波能量以将膜加热到高于溶剂沸点的第三温度以完全燃烧聚合材料的残余物。 极性溶剂与微波的相互作用提高了清洗过程的效率。