C23C14/544

METHOD OF FABRICATING SUPERCONDUCTING WIRE
20220319740 · 2022-10-06 ·

A method of fabricating a superconducting wire includes forming a buffer layer on the substrate, the buffer layer including an Al.sub.2O.sub.3 layer, the Al.sub.2O.sub.3 layer being formed by reactive magnetron sputtering in which first oxygen gas as reactant gas and a sputtering target made of aluminium metal are used, the Al.sub.2O.sub.3 layer being formed while being supplied the first oxygen gas at a first concentration, the first concentration being a concentration of the first oxygen gas at which an emission intensity of Al in plasma near a surface of the sputtering target is not less than 25% and not more than 80% of a first reference value, the first reference value being the emission intensity of Al at which the concentration of the first oxygen gas is zero; and forming a superconducting layer above the buffer layer.

VACUUM DEPOSITION APPARATUS AND VAPOR DEPOSITION METHOD
20170283938 · 2017-10-05 · ·

The present disclosure relates to the field of display technology, particularly to a vacuum deposition apparatus and a vapor deposition method. The vacuum deposition apparatus includes a vacuum chamber and a rotary base, an evaporation source, and a plurality of vapor deposition zones arranged in series from bottom to top in the vacuum chamber, wherein the shape of the rotary base is a Reuleaux triangle, and the trajectories of movement of its vertices in the horizontal plane is a rounded square, the vapor deposition zones are arranged at intervals along the trajectories of movement of the vertices of the rotary base, the evaporation source is driven by the rotary base to pass below the vapor deposition zones sequentially, so that the evaporation source can be used to perform the vapor deposition operation in multiple directions simultaneously, thus improving the uniformity of film formation and utilization of the evaporation material.

Method and apparatus for deposition of metal nitrides

A structure including a metal nitride layer is formed on a workpiece by pre-conditioning a chamber that includes a metal target by flowing nitrogen gas and an inert gas at a first flow rate ratio into the chamber and igniting a plasma in the chamber before placing the workpiece in the chamber, evacuating the chamber after the preconditioning, placing the workpiece on a workpiece support in the chamber after the preconditioning, and performing physical vapor deposition of a metal nitride layer on the workpiece in the chamber by flowing nitrogen gas and the inert gas at a second flow rate ratio into the chamber and igniting a plasma in the chamber. The second flow rate ratio is less than the first flow rate ratio.

Method for producing optical film
11306392 · 2022-04-19 · ·

In a preliminary deposition for producing an optical film in which multilayered optical thin-film is formed on a film substrate, a plurality of sputtering chambers are simultaneously energized to deposit a stacked body of thin-films made of two or more different materials on the film substrate, and the thicknesses of the plurality of thin-films are calculated from the optical properties obtained by the optical measuring unit (80) equipped in a sputtering apparatus. Measurement of the thicknesses and adjusting the deposition conditions for thin-films are repeated until the optical properties obtained by the optical measurement unit or the thickness of the respective thin-films calculated from the optical properties falls within a prescribed range.

Device and method for determining the concentration of a vapor
11187676 · 2021-11-30 · ·

A device for determining the partial pressure or concentration of a vapor in a volume includes a sensor element that can be caused to oscillate and temperature-controlled to a temperature below the condensation temperature of the vapor. The sensor element has an oscillation frequency that is influenced by a mass accumulation formed by condensed vapor on the sensor surface thereof. The rear side of the sensor element pointing away from the sensor surface contacts a thermal transfer surface of a thermal transfer element. The thermal transfer element is formed from an electrically heatable heating element that is connected to a cooling element in a thermally conductive manner by a thermal dissipation surface, which is different from the thermal transfer surface. The thermal transfer surface extends substantially parallel to the thermal dissipation surface.

Film forming apparatus and film forming method using the same

A film forming apparatus includes a base material support mechanism configured to rotate a base material supported by the base material support mechanism about a first axis, and a first cathode portion on which a target in a cylindrical shape containing a film forming material is mounted and configured to rotate the target about a second axis, in a chamber. The second axis is disposed at a position skewed with respect to the first axis.

FILM FORMATION APPARATUS AND MOISTURE REMOVAL METHOD THEREOF

According to one embodiment, a film formation apparatus and a moisture removing method thereof that can facilitate the removement of moisture in the chamber without the complication of the apparatus are provided. The film formation apparatus according to the present embodiment includes the chamber 10 which an interior thereof can be made vacuum, the exhauster 20 that exhausts the interior of the chamber 10, the carrier 30 that circularly carries the workpiece W by a rotation table 31 provided inside the chamber 10, and the plurality of the plasma processor 40 that performs plasma processing on the workpiece W which is circularly carried, in which the plurality of the plasma processor 40 each has the processing spaces 41 and 42 to perform the plasma processing, at least one of the plurality of the plasma processor 40 is the film formation processor 410 that performs film formation processing by sputtering on the workpiece W which is circularly carried, and at least one of the plurality of the plasma processor 40 is the heater 420 that removes moisture in the chamber 10 by producing plasma and heating the interior of the chamber 10 via the rotation table 31 together with exhaustion by the exhauster 20 and rotation by the rotation table 31 in a condition the film formation process by the film formation processor 410 is not performed.

EVAPORATION SOURCE FOR DEPOSITION OF EVAPORATED MATERIAL ON A SUBSTRATE, DEPOSITION APPARATUS, METHOD FOR MEASURING A VAPOR PRESSURE OF EVAPORATED MATERIAL, AND METHOD FOR DETERMINING AN EVAPORATION RATE OF AN EVAPORATED MATERIAL
20210147975 · 2021-05-20 ·

An evaporation source for deposition of evaporated material on a substrate is described. The evaporation source including a crucible for material evaporation; a distribution assembly with one or more outlets for providing the evaporated material to the substrate, the distribution assembly being in fluid communication with the crucible; and a measurement assembly. The measurement assembly includes a tube connecting an interior space of the distribution assembly with a pressure sensor.

Evaporation apparatus and calibration method thereof

An evaporation apparatus including a material source, a chamber, a passageway, and a heating component is provided. The material source is configured to provide a deposition material. The chamber includes a manifold. The passageway is configured to be connected to the material source and the manifold. The heating component is disposed in at least a portion of the passageway and configured to heat the deposition material. A calibration method of the evaporation apparatus is also provided.

SUBSTRATE PROCESSING METHOD AND SUBSTRATE PROCESSING APPARATUS

There is provided a substrate processing method in a substrate processing apparatus including a gas supplier that vaporizes a raw material in a raw material container and supplies a raw material gas together with a carrier gas, including: calibrating a relational expression between a flow rate of the carrier gas and a flow rate of the raw material gas; and processing a substrate in a processing container by controlling the flow rate of the carrier gas based on the relational expression and supplying the raw material gas into the processing container, wherein, in the calibrating the relational expression, the relational expression is derived by allowing the carrier gas to continuously flow.