| 摘要 |
There is provided a plasma processing apparatus which processes a substrate by generating plasma in a process vessel by supply of radio frequency power from a radio frequency power source to at least one of a pair of vertically opposed electrodes disposed in the process vessel, the apparatus including an impedance varying circuit which is connected to at least one of the pair of electrodes and in which an impedance varying part varying impedance on the electrode side of the plasma generated in the process vessel and a resistor are connected in series.
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