C23C14/545

METHODS AND MATERIAL DEPOSITION SYSTEMS FOR FORMING SEMICONDUCTOR LAYERS
20210074541 · 2021-03-11 · ·

Systems and methods for forming semiconductor layers, including oxide-based layers, are disclosed in which a material deposition system has a rotation mechanism that rotates a substrate around a center axis of a substrate deposition plane of the substrate. A material source that supplies a material to the substrate has i) an exit aperture with an exit aperture plane and ii) a predetermined material ejection spatial distribution from the exit aperture plane. The exit aperture is positioned at an orthogonal distance, a lateral distance, and a tilt angle relative to the center axis of the substrate. The system can be configured for either i) minimum values for the orthogonal distance and the lateral distance to achieve a desired layer deposition uniformity using a set tilt angle, or ii) the tilt angle to achieve the desired layer deposition uniformity using a set orthogonal distance and a set lateral distance.

METHODS AND MATERIAL DEPOSITION SYSTEMS FOR FORMING SEMICONDUCTOR LAYERS
20210074542 · 2021-03-11 · ·

Systems and methods for forming semiconductor layers, including oxide-based layers, are disclosed in which a material deposition system has a rotation mechanism that rotates a substrate around a center axis of a substrate deposition plane of the substrate. A material source that supplies a material to the substrate has i) an exit aperture with an exit aperture plane and ii) a predetermined material ejection spatial distribution from the exit aperture plane. The exit aperture is positioned at an orthogonal distance, a lateral distance, and a tilt angle relative to the center axis of the substrate. The system can be configured for either i) minimum values for the orthogonal distance and the lateral distance to achieve a desired layer deposition uniformity using a set tilt angle, or ii) the tilt angle to achieve the desired layer deposition uniformity using a set orthogonal distance and a set lateral distance.

Methods and material deposition systems for forming semiconductor layers
10964537 · 2021-03-30 · ·

Systems and methods for forming semiconductor layers, including oxide-based layers, are disclosed in which a material deposition system has a rotation mechanism that rotates a substrate around a center axis of a substrate deposition plane of the substrate. A material source that supplies a material to the substrate has i) an exit aperture with an exit aperture plane and ii) a predetermined material ejection spatial distribution from the exit aperture plane. The exit aperture is positioned at an orthogonal distance, a lateral distance, and a tilt angle relative to the center axis of the substrate. The system can be configured for either i) minimum values for the orthogonal distance and the lateral distance to achieve a desired layer deposition uniformity using a set tilt angle, or ii) the tilt angle to achieve the desired layer deposition uniformity using a set orthogonal distance and a set lateral distance.

Ion depth profile control method, ion implantation method and semiconductor device manufacturing method based on the control method, and ion implantation system adapting the control method

An ion depth profile control method includes performing reinforcement learning, whereby a similarity between an ion depth profile and a box profile is output as a reward when the similarity is equal to or greater than a set criterion, the ion depth profile being an ion concentration according to a wafer depth in an ion implantation process, and the box profile being a target profile, obtaining at least one process condition of the ion implantation process as a result of the reinforcement learning, and generating a process recipe regarding the at least one process condition.

ELECTRON BEAM PVD ENDPOINT DETECTION AND CLOSED-LOOP PROCESS CONTROL SYSTEMS

Embodiments described herein provide apparatus, software applications, and methods of a coating process, such as an Electron Beam Physical Vapor Deposition (EBPVD) of thermal barrier coatings (TBCs) on objects. The objects may include aerospace components, e.g., turbine vanes and blades, fabricated from nickel and cobalt-based super alloys. The apparatus, software applications, and methods described herein provide at least one of the ability to detect an endpoint of the coating process, i.e., determine when a thickness of a coating satisfies a target value, and the ability for closed-loop control of process parameters.

ELECTRON BEAM PVD ENDPOINT DETECTION AND CLOSED-LOOP PROCESS CONTROL SYSTEMS

Embodiments described herein provide apparatus, software applications, and methods of a coating process, such as an Electron Beam Physical Vapor Deposition (EBPVD) of thermal barrier coatings (TBCs) on objects. The objects may include aerospace components, e.g., turbine vanes and blades, fabricated from nickel and cobalt-based super alloys. The apparatus, software applications, and methods described herein provide at least one of the ability to detect an endpoint of the coating process, i.e., determine when a thickness of a coating satisfies a target value, and the ability for closed-loop control of process parameters.

In Situ Density Control During Fabrication Of Thin Film Materials
20210079513 · 2021-03-18 · ·

A system and method for forming a thin film device. A method may comprise depositing a layer of material on a substrate with a thin film system at a deposition rate, monitoring a density of the layer of material to control the deposition rate, selecting a threshold for the deposition rate for a consistent film density, wherein the threshold is a material density, decreasing the deposition rate when the deposition rate is higher than the threshold, and increasing the deposition rate when the deposition rate is lower than the threshold. A thin film system for fabricating a thin film device may comprise a chamber, a material source contained with the chamber, an electrical component to activate the material source, a substrate holder to support a multilayer stack of materials that form the thin film device, a measurement device, and an information handling system.

DIFFERENTIAL CAPACITIVE SENSORS FOR IN-SITU FILM THICKNESS AND DIELECTRIC CONSTANT MEASUREMENT
20210033557 · 2021-02-04 ·

Methods and apparatus for a processing chamber are provided herein. The apparatus includes, for example, an inner volume defined in the processing chamber; a first sensor assembly coupled to a surface located in the inner volume of the processing chamber and including a first electrode configuration configured to measure an electrical characteristic associated with a film deposited within the inner volume of the processing chamber; and a second sensor assembly coupled to the surface located in the inner volume of the processing chamber in relative proximity to the first sensor assembly and including a second electrode configuration, different from the first electrode configuration, configured to measure the same electrical characteristic as the first electrode configuration.

Manufacturing method of magnetic recording medium, film formation system of multilayer film, and film formation adjustment method

According to one embodiment, a manufacturing method of a magnetic recording medium includes measuring characteristics of multilayer film including a magnetic recording layer, calculating a residual between an index value to set a sputtering power and the characteristics, acquiring a feedback correction factor by calculating moving average deviations of the residual, and calculating a new index value of each layer in the multilayer film by using a calculation model which estimates the characteristics from calculated film thicknesses using a virtual metrology technique, referring to the feedback correction factor and performing backward calculation with a solver using an electronic calculator.

Sputtering Apparatus and Method of Forming Film
20210214841 · 2021-07-15 · ·

A sputtering apparatus SM has: a vacuum chamber in which a substrate and a target are disposed to lie opposite to each other; a plasma generating means generating a plasma inside the vacuum chamber; and a magnet unit disposed above the target. The magnet unit has a plurality of magnets with different polalities on a substrate side. A leakage magnetic field in which a line passing through a position where a vertical component of the magnetic field becomes zero is closed in an endless manner, is caused to locally act on such a space below the target as is positioned between the center of the target and a periphery thereof. The magnet unit is divided, on an imaginary line extending from the center of the target toward a periphery thereof, into a plurality of segments each having a plurality of magnets.