摘要:
There are provided a substrate processing apparatus capable of suppressing leakage of magnetic field during processing of a substrate. The substrate processing apparatus of the present invention includes: a reaction tube having a processing chamber provided therein to process a substrate; an induction heating unit installed outside of the reaction tube to accommodate the reaction tube, wherein the induction heating unit is configured to electromagnetically induction-heat the processing chamber by generating a magnetic field; an accommodation tube installed outside of the induction heating unit to accommodate the induction heating unit, wherein the accommodation tube accommodates the reaction tube and the induction heating unit in an air-tight manner; a shielding unit made of a conductive material installed to surround an outside of the accommodation tube; and an inert gas supply unit installed in a gap between the reaction tube and the accommodation tube where the induction heating unit is installed, wherein the inert gas supply unit is configured to supply an inert gas into the gap.
摘要:
Provided is a heat treatment apparatus that can form films having a uniform thickness on a plurality of substrates. The heat treatment apparatus comprises a process chamber configured to grow silicon carbide (SiC) films on wafers, a boat configured to hold a plurality of wafers in a state where the wafers are vertically arranged and approximately horizontally oriented so as to hold the wafers in the process chamber, a heating unit installed in the processing chamber, and a gas supply nozzle configured to supply a reaction gas. The heating unit comprises a susceptor configured to cover at least a part of the boat, and a susceptor wall disposed between the boat and the susceptor.
摘要:
Provided is a heat treatment apparatus that can form films having a uniform thickness on a plurality of substrates. The heat treatment apparatus comprises a process chamber configured to grow silicon carbide (SiC) films on wafers, a boat configured to hold a plurality of wafers in a state where the wafers are vertically arranged and approximately horizontally oriented so as to hold the wafers in the process chamber, a heating unit installed in the process chamber, and a gas supply nozzle configured to supply a reaction gas. The heating unit comprises a susceptor configured to cover at least a part of the boat, and a susceptor wall disposed between the boat and the susceptor.
摘要:
Production efficiency of a substrate (in particular, a substrate on which a SiC epitaxial film is formed) is improved and formation of the film inside a gas supply port is suppressed. This is accomplished by a substrate processing apparatus including a reaction chamber configured to accommodate a plurality of substrates 14, a heating part installed to surround the reaction chamber and configured to heat the reaction chamber, and a first gas supply pipe 60 extending in the reaction chamber, wherein the first gas supply pipe 60 includes a first gas supply port 68 configured to inject a first gas toward the plurality of substrates 14, and first shielding walls installed at both sides of the first gas supply port to expose the first gas supply port 68, the first shielding walls extending toward the plurality of substrates 14 from the first gas supply port 68.
摘要:
When processing such as SiC epitaxial growth is performed at an ultrahigh temperature of 1500° C. to 1700° C., a film-forming gas can be decreased to heat-resistant temperature of a manifold and film quality uniformity can be improved. A substrate processing apparatus includes a reaction chamber for processing a plurality of substrates, a boat for holding the plurality of substrates, a gas supply nozzle for supplying a film-forming gas to the plurality of substrates, an exhaust port for exhausting the film-forming gas supplied into the reaction chamber, a heat exchange part which defines a second flow path narrower than a first flow path defined by an inner wall of the reaction chamber and the boat, and a gas discharge part installed under the lowermost substrate of the plurality of substrates.
摘要:
When processing such as SiC epitaxial growth is performed at an ultrahigh temperature of 1500° C. to 1700° C., a film-forming gas can be decreased to heat-resistant temperature of a manifold and film quality uniformity can be improved. A substrate processing apparatus includes a reaction chamber for processing a plurality of substrates, a boat for holding the plurality of substrates, a gas supply nozzle for supplying a film-forming gas to the plurality of substrates, an exhaust port for exhausting the film-forming gas supplied into the reaction chamber, a heat exchange part which defines a second flow path narrower than a first flow path defined by an inner wall of the reaction chamber and the boat, and a gas discharge part installed under the lowermost substrate of the plurality of substrates.
摘要:
There is provided a semiconductor processing apparatus comprising a processing tube for housing a substrate support member that supports a plurality of substrates stacked at a prescribed pitch in a vertical direction; a gas supply part that extends in a direction in which the substrates are stacked in the processing tube and that has a plurality of gas supply openings; an exhaust part that opens onto the processing tube; a gas rectifying plate that is disposed in a space between a penumbra of the substrates supported on the substrate support member and an inner wall of the processing tube, and that extends from the gas supply part in a circumferential direction of the processing tube and in the direction in which the substrates are stacked; and a gas flow regulating part disposed in a space in the processing tube that is above a top-most gas supply opening and a top-most substrate and in a space in the processing tube that is below a bottom-most substrate and a bottom-most gas supply opening. A thin film formed on the substrate can be made more uniform.
摘要:
There is provided a semiconductor processing apparatus comprising a processing tube for housing a substrate support member that supports a plurality of substrates stacked at a prescribed pitch in a vertical direction; a gas supply part that extends in a direction in which the substrates are stacked in the processing tube and that has a plurality of gas supply openings; an exhaust part that opens onto the processing tube; a gas rectifying plate that is disposed in a space between a penumbra of the substrates supported on the substrate support member and an inner wall of the processing tube, and that extends from the gas supply part in a circumferential direction of the processing tube and in the direction in which the substrates are stacked; and a gas flow regulating part disposed in a space in the processing tube that is above a top-most gas supply opening and a top-most substrate and in a space in the processing tube that is below a bottom-most substrate and a bottom-most gas supply opening. A thin film formed on the substrate can be made more uniform.
摘要:
Provided is a substrate processing apparatus having a stack structure of wafers that can endure a high temperature without bad influence on film-forming precision. The stack structure includes a holder base (110) configured to hold a wafer (14) at an inner circumference side thereof, and boat columns (31a to 31c) each including a holder retainer (HS) configured to hold an outer circumference side of the holder base (110), wherein an outer diameter of the holder base (110) is larger than that of the wafer (14), and the holder base (110) is detachable from the holder retainers (HS).
摘要:
An oxygen-containing gas and a hydrogen-containing gas are supplied into a pre-reaction chamber heated to a second temperature and having the pressure set to less than an atmospheric pressure, and a reaction is induced between both gases in the pre-reaction chamber to generate reactive species, and the reactive species are supplied into the process chamber and exhausted therefrom, in which a substrate heated to the first temperature is housed and the pressure is set to less than the atmospheric pressure, and processing is applied to the substrate by the reactive species, with the second temperature set to be not less than the first temperature at this time.