| 摘要 |
In a plasma processing apparatus equipped with a vacuum vessel and a sample table which is arranged within the vacuum vessel and has a sample mounting plane where a sample is mounted on an upper portion, for forming plasma within the processing chamber so as to process a sample mounted on the sample mounting plane, the plasma processing apparatus includes: a space arranged inside the sample table, into which a coolant is supplied; a ceiling plane of the space arranged opposite to the sample mounting plane, with which the coolant collides from plural portions; and an exhaust port via which the coolant which has collided with the ceiling plane to be evaporated is exhausted from the sample table.
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