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    • 9. 发明申请
    • CLEANING PROCESS FOR REMOVING BORON-CARBON RESIDUALS IN PROCESSING CHAMBER AT HIGH TEMPERATURE
    • 高温加工室内清除硼碳残留物的清洗工艺
    • WO2017222938A1
    • 2017-12-28
    • PCT/US2017/037946
    • 2017-06-16
    • APPLIED MATERIALS, INC.
    • BI, FengKULSHRESHTHA, Prashant KumarLEE, Kwangduk DouglasCONNORS, Paul
    • H01L21/02H01L21/67H01J37/32H05H1/46
    • H01J37/32862H01J37/32568H01J37/32577
    • Embodiments of the invention generally relate to methods for removing a boron-carbon layer from a surface of a processing chamber using water vapor plasma treatment. In one embodiment, a method for cleaning a surface of a processing chamber includes positioning the pedestal at a first distance from the showerhead, and exposing a deposited boron-carbon layer to a first plasma process where the first plasma process comprises generating a plasma that comprises water vapor and a first carrier gas by biasing a showerhead that is disposed over a pedestal, and positioning the pedestal at a second distance from the showerhead and exposing the deposited boron-carbon layer to a second plasma process where the second plasma process comprises generating a plasma that comprises water vapor and a second carrier gas by biasing the showerhead and biasing a side electrode relative to the showerhead.
    • 本发明的实施例一般涉及使用水蒸气等离子体处理从处理室的表面去除硼 - 碳层的方法。 在一个实施例中,用于清洁处理腔室的表面的方法包括将所述基座定位在离所述喷头第一距离处,并且将沉积的硼 - 碳层暴露于第一等离子体处理,其中所述第一等离子体处理包括产生等离子体, 水蒸汽和第一载气,其中通过偏置设置在基座上方的喷头,并且将所述基座定位在距所述喷头第二距离处并且将所述沉积的硼 - 碳层暴露于第二等离子体工艺,其中所述第二等离子体工艺包括产生 通过偏置喷头并相对于喷头偏置侧电极,包括水蒸气和第二载气的等离子体。