H01L21/67115

METHODS FOR APPLYING A BLANKET POLYMER COATING TO A SUBSTRATE
20230042148 · 2023-02-09 ·

Described are techniques for applying a cured polymeric blanket coating onto a surface, specifically for applying a blanket-coated cured polymeric coating onto a surface of a substrate that is useful as an electrostatic chuck for processing semiconductor wafers.

APPARATUS FOR TREATING SUBSTRATE AND METHOD FOR TREATING SUBSTRATE

The inventive concept provides a substrate treating apparatus. The substrate treating apparatus includes a support unit horizontally maintaining a substrate; a laser irradiation unit for irradiating the substrate with a laser; a photo-detector for detecting an energy of a reflective light reflected from the substrate among a laser irradiated on the substrate; and a processor, and wherein the processor irradiates a first laser of a first output to the substrate, and sets a second output of a second laser for irradiating the substrate to heat the substrate, based on an energy of a first reflective light reflected from the substrate by the first laser detected from the photo-detector.

Substrate support and inspection apparatus

A substrate support includes a supporting unit and a light irradiation mechanism. The supporting unit includes a plate member on which an inspection target is placed and a transparent member. The light irradiation mechanism is configured to irradiate light to increase a temperature of the inspection target. Each of the plate member and the transparent member is made of a low thermal expansion material having a linear expansion coefficient of 1.0×10.sup.−6/K or less.

Vacuum processing apparatus

In a vacuum processing apparatus including: a vacuum container including a processing chamber therein; a plasma formation chamber; plate members being arranged between the processing chamber and the plasma formation chamber; and a lamp and a window member being arranged around the plate members, in order that a wafer and the plate members are heated by electromagnetic waves from the lamp, a bottom surface and a side surface of the window member is formed of a member transmitting the electromagnetic waves therethrough.

QUARTZ UPPER AND LOWER DOMES

Embodiments of the invention relate to a dome assembly. The dome assembly includes an upper dome comprising a central window, and an upper peripheral flange engaging the central window at a circumference of the central window, wherein a tangent line on an inside surface of the central window that passes through an intersection of the central window and the upper peripheral flange is at an angle of about 8° to about 16° with respect to a planar upper surface of the peripheral flange, a lower dome comprising a lower peripheral flange and a bottom connecting the lower peripheral flange with a central opening, wherein a tangent line on an outside surface of the bottom that passes through an intersection of the bottom and the lower peripheral flange is at an angle of about 8° to about 16° with respect to a planar bottom surface of the lower peripheral flange.

CVD REACTOR WITH A MULTI-ZONE HEATED PROCESS CHAMBER
20180002809 · 2018-01-04 · ·

A device, system and method for depositing crystalline layers on at least one crystalline substrate is described. The disclosure includes the use of a multi zone heater, the multi zone heater is disposed between a reactor housing and a process chamber. The multi zone heater has different electrical properties along its length, whereby the multi zone heater when heated by eddy currents induced by an RF field generated by a RF heating coil provides a temperature profile inside the multi zone heater that varies along the length of the multi zone heater for heating the process chamber.

LASER SYSTEM

The laser system may include a delay circuit unit, first and second trigger-correction units, and a clock generator. The delay circuit unit may receive a trigger signal, output a first delay signal obtained by delaying the trigger signal by a first delay time, and output a second delay signal obtained by delaying the trigger signal by a second delay time. The first trigger-correction unit may receive the first delay signal and output a first switch signal obtained by delaying the first delay signal by a first correction time. The second trigger-correction unit may receive the second delay signal and output a second switch signal obtained by delaying the second delay signal by a second correction time. The clock generator may generate a clock signal that is common to the delay circuit unit and the first and second trigger-correction units.

Laser irradiation method and laser irradiation system

A laser irradiation method of irradiating, with a pulse laser beam, an irradiation object in which an impurity source film is formed on a semiconductor substrate includes: reading fluence per pulse of the pulse laser beam with which a rectangular irradiation region set on the irradiation object is irradiated and the number of irradiation pulses the irradiation region is irradiated, the fluence being equal to or larger than a threshold at or beyond which ablation potentially occurs to the impurity source film when the irradiation object is irradiated with pulses of the pulse laser beam in the irradiation pulse number and smaller than a threshold at or beyond which damage potentially occurs to the surface of the semiconductor substrate; calculating a scanning speed Vdx; and moving the irradiation object at the scanning speed Vdx relative to the irradiation region while irradiating the irradiation region with the pulse laser beam at the repetition frequency f.

LASER PROCESSING APPARATUS, STACK PROCESSING APPARATUS, AND LASER PROCESSING METHOD
20230001517 · 2023-01-05 ·

A laser processing apparatus and a stack processing apparatus are provided. The laser processing apparatus includes a laser oscillator and an optical system for forming a linear beam and an x-y-θ or x-θ stage. With use of the x-y-θ or x-θ stage, the object to be processed can be moved and rotated in the horizontal direction. With this operation, a desired region of the object to be processed can be efficiently irradiated with laser light, and the area occupied by a chamber provided with the x-y-θ or x-θ stage can be made small.

SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD
20230005798 · 2023-01-05 ·

The present disclosure is a substrate processing apparatus including: a chamber configured to accommodate a substrate; a heat source configured to heat-treat the substrate; a heat ray sensor provided outside the chamber and configured to receive infrared rays radiated from the substrate; and an infrared ray transmission window provided in the chamber and configured to transmit an infrared ray having a wavelength greater than or equal to 8 μm to the heat ray sensor.