公开(公告)号：US20200020551A1

公开(公告)日：2020-01-16

申请号：US16421473

申请日：2019-05-24

Applicant: Samsung Electronics Co., Ltd.

Inventor： Beom Jin YOO ,  Min Hyoung KIM ,  Sang Ki NAM ,  Lu SIQING ,  Won Hyuk JANG ,  Kyu Hee HAN

IPC: H01L21/67 ,  B08B3/10 ,  H01L21/687

Abstract: A plasma generator, a cleaning liquid processing apparatus including the same, a semiconductor cleaning apparatus, and a cleaning liquid processing method are provided. The cleaning liquid processing apparatus comprising a bubble formation section configured to lower a pressure of a mixed liquid obtained by mixing a liquid and a gas to form bubbles in the mixed liquid, a plasma generator connected to the bubble formation section and configured to apply a voltage to the mixed liquid to form plasma in the bubbles formed in the mixed liquid, a mixing section connected to the plasma generator and configured to dissolve radicals included in the plasma into the mixed liquid, and a discharge nozzle connected to the mixing section and configured to discharge the mixed liquid to a wafer.