H01J37/08

CHARGE CARRIER GENERATION SOURCE
20220406559 · 2022-12-22 ·

A carrier generation source is provided, comprising a carrier generation area configured to provide carriers and a grid electrode, the grid electrode comprising an electrically conductive carrier, the carrier having a first side and a second side opposite the first side, the first side being directly adjacent the carrier generation area, the carrier having a plurality of through-holes extending from the first side through the carrier to the second side, the through-holes on the first side each having a first opening surface and the through-holes on the second side having a second opening surface, the first opening surface being larger than the second opening surface.

ION BEAM CHAMBER FLUID DELIVERY APPARATUS AND METHOD AND ION BEAM ETCHER USING SAME

Described are various embodiments of an ion beam chamber fluid delivery system and method for delivering a fluid onto a substrate in an ion beam system during operation. In one embodiment, the system comprises: a chamber comprising an ion beam gun oriented so as to cause ions to impinge the substrate, said chamber having a fluid delivery conduit therein for delivering the fluid into the chamber; a transferable substrate stage for holding the substrate, the transferable stage further configured to move between an operating position and a payload position during non-operation, said payload position for receiving and removing said substrate; and a fluid delivery nozzle being in a fixed location relative to the transferable stage, at least during operation, with an outlet position that is configured to deliver a fluid to a predetermined location on said transferable stage.

ION BEAM CHAMBER FLUID DELIVERY APPARATUS AND METHOD AND ION BEAM ETCHER USING SAME

Described are various embodiments of an ion beam chamber fluid delivery system and method for delivering a fluid onto a substrate in an ion beam system during operation. In one embodiment, the system comprises: a chamber comprising an ion beam gun oriented so as to cause ions to impinge the substrate, said chamber having a fluid delivery conduit therein for delivering the fluid into the chamber; a transferable substrate stage for holding the substrate, the transferable stage further configured to move between an operating position and a payload position during non-operation, said payload position for receiving and removing said substrate; and a fluid delivery nozzle being in a fixed location relative to the transferable stage, at least during operation, with an outlet position that is configured to deliver a fluid to a predetermined location on said transferable stage.

Ion implantation gas supply system

The present disclosure describes a system and a method for providing a mixed gas to an ion implantation tool. The system includes a water supply, an electrical source, a gas generator. The gas generator is configured to generate a first gas from the water supply and the electrical source. The system also includes a first flow controller configured to control a first flow rate of the first gas, a gas container to provide a second gas, a second flow controller configured to control a second flow rate of the second gas, and a gas pipe configured to mix the first and second gases into a mixed gas. The mixed gas can be delivered to, for example, an ion source head of the ion implantation tool.

Ion implantation gas supply system

The present disclosure describes a system and a method for providing a mixed gas to an ion implantation tool. The system includes a water supply, an electrical source, a gas generator. The gas generator is configured to generate a first gas from the water supply and the electrical source. The system also includes a first flow controller configured to control a first flow rate of the first gas, a gas container to provide a second gas, a second flow controller configured to control a second flow rate of the second gas, and a gas pipe configured to mix the first and second gases into a mixed gas. The mixed gas can be delivered to, for example, an ion source head of the ion implantation tool.

Ion implanter toxic gas delivery system

An ion implantation system including an ion implanter, a dopant source gas supply system and a monitoring system is provided. The ion implanter is inside a housing and includes an ion source unit. The dopant source gas supply system includes a first and a second dopant source gas storage cylinder in a gas cabinet outside of the housing and configured to supply a dopant source gas to the ion source unit, and a first and a second dopant source gas supply pipe coupled to respective first and second dopant source gas storage cylinders. Each of the first and second dopant source gas supply pipes includes an inner pipe and an outer pipe enclosing the inner pipe. The monitoring system is coupled to the outer pipe of each of the first and the second dopant source gas supply pipes.

Ion implanter toxic gas delivery system

An ion implantation system including an ion implanter, a dopant source gas supply system and a monitoring system is provided. The ion implanter is inside a housing and includes an ion source unit. The dopant source gas supply system includes a first and a second dopant source gas storage cylinder in a gas cabinet outside of the housing and configured to supply a dopant source gas to the ion source unit, and a first and a second dopant source gas supply pipe coupled to respective first and second dopant source gas storage cylinders. Each of the first and second dopant source gas supply pipes includes an inner pipe and an outer pipe enclosing the inner pipe. The monitoring system is coupled to the outer pipe of each of the first and the second dopant source gas supply pipes.

Specimen Machining Device and Information Provision Method

A specimen machining device for machining a specimen by irradiating the specimen with an ion beam includes an ion source for irradiating the specimen with the ion beam, a specimen stage for holding the specimen, a camera for photographing the specimen, an information provision unit for providing information indicating an expected machining completion time, and a storage unit for storing past machining information. The information provision unit performs processing for calculating the expected machining completion time based on the past machining information, processing for acquiring an image photographed by the camera, processing for calculating a machining speed based on the acquired image, and processing for updating the expected machining completion time based on the machining speed.

Specimen Machining Device and Information Provision Method

A specimen machining device for machining a specimen by irradiating the specimen with an ion beam includes an ion source for irradiating the specimen with the ion beam, a specimen stage for holding the specimen, a camera for photographing the specimen, an information provision unit for providing information indicating an expected machining completion time, and a storage unit for storing past machining information. The information provision unit performs processing for calculating the expected machining completion time based on the past machining information, processing for acquiring an image photographed by the camera, processing for calculating a machining speed based on the acquired image, and processing for updating the expected machining completion time based on the machining speed.

Specimen Machining Device and Specimen Machining Method

A specimen machining device for machining a specimen by irradiating the specimen with an ion beam includes an ion source for irradiating the specimen with the ion beam, a shielding member disposed on the specimen to block the ion beam, a specimen stage for holding the specimen, a camera for photographing the specimen, a coaxial illumination device for irradiating the specimen with illumination light along an optical axis of the camera, and a processing unit for determining whether to terminate the machining based on an image photographed by the camera. The processing unit performs processing for acquiring information indicating a target machined width, processing for acquiring the image, processing for measuring a machined width on the acquired image, and processing for terminating the machining when the measured machined width equals or exceeds the target machined width.