METHOD AND DEVICE FOR GAS PLASMA PRODUCTION, GAS COMPOSITION FOR PLASMA PRODUCTION, AND SEMICONDUCTOR DEVICE MANUFACTURING METHOD UTILIZING IT
PROBLEM TO BE SOLVED: To provide a method and a device of remote type for producing a plasma, and a semiconductor device using the plasma and an implementation method for processes for manufacturing it. SOLUTION: A high frequency current is supplied from a power source part 45 to a plasma producing...
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Zusammenfassung: | PROBLEM TO BE SOLVED: To provide a method and a device of remote type for producing a plasma, and a semiconductor device using the plasma and an implementation method for processes for manufacturing it. SOLUTION: A high frequency current is supplied from a power source part 45 to a plasma producing and gas flowing member 43 enclosing a main magnet field forming part in coil like manner. A main magnetic field having an axis direction and an auxiliary magnetic field having a direction parallel to the axis direction are formed. A gas is made to flow through a channel having the same displacement as a line of magnetic force of the main magnetic field, and a high frequency a.c. current is applied, to produce the gas plasma. The gas plasma is supplied to a process chamber to carry out the semiconductor device manufacturing process using the gas plasma. The plasma gas is produced with high efficiency, and low-priced plasma producing gas can be used. COPYRIGHT: (C)2004,JPO |
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