PLASMA PROCESSOR
PROBLEM TO BE SOLVED: To provide a plasma etching device capable of equal etching process without charge up damage to a substrate and a sputtering device which is equal to the substrate and besides in which stress does not occur, by enabling the equalization of density of produced plasma to the surf...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | PROBLEM TO BE SOLVED: To provide a plasma etching device capable of equal etching process without charge up damage to a substrate and a sputtering device which is equal to the substrate and besides in which stress does not occur, by enabling the equalization of density of produced plasma to the surface of the substrate and the equalization of the self bias potential without rotating a magnetic field application means, keeping the pressure distribution on a substrate to be treated equal. SOLUTION: A plasma processor is equipped with two parallel plate type of electrodes 1102 and II105, and in this plasma processor which is provided with a means of application of a horizontal and unidirectional magnetic field to the face where plasma treatment is to be performed, an auxiliary electrode 107 is installed around one electrode, and space 111 capable of plasma excitation is provided on the opposite side to the face where the auxiliary electrode 107 opposes the other electrode, and the auxiliary electrode 107 has a means 109 for applying high frequency. |
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