Patent classifications
H01J37/3402
MAGNETRON PLASMA APPARATUS
A magnetron plasma apparatus boosted by hollow cathode plasma includes at least one electrically connected pair of a first hollow cathode plate and a second hollow cathode plate placed opposite to each other at a separation distance of at least 0.1 mm and having an opening following an outer edge of a sputter erosion zone on a magnetron target so that a magnetron magnetic field forms a perpendicular magnetic component inside a hollow cathode slit between plates and, wherein the plates and are connected to a first electric power generator together with the magnetron target to generate a magnetically enhanced hollow cathode plasma in at least one of a first working gas distributed in the hollow cathode slit and a second working gas admitted outside the slit in contact with a magnetron plasma generated in at least one of the first working gas and the second working gas.
Film forming apparatus and film forming method
There is provided a film forming apparatus, including: a processing chamber having a processing space in which a film forming process is performed on a substrate; a substrate support part configured to support the substrate inside the processing chamber; at least one sputtering particle emission part including a target and configured to emit sputtering particles to the substrate from the target; and at least one etching particle emission part configured to emit etching particles having an etching action with respect to the substrate, wherein the sputtering particles emitted from the at least one sputtering particle emission part are deposited on the substrate to form a film, and a portion of the film is etched by the etching particles emitted from the at least one etching particle emission part.
PHYSICAL VAPOR DEPOSITION PROCESS APPARATUS AND METHOD OF OPTIMIZING THICKNESS OF A TARGET MATERIAL FILM DEPOSITED USING THE SAME
Embodiments are directed to a method of optimizing thickness of a target material film deposited on a semiconductor substrate in a semiconductor processing chamber, wherein the semiconductor processing chamber includes a magnetic assembly positioned on the semiconductor processing chamber, the magnetic assembly including a plurality of magnetic columns within the magnetic assembly. The method includes operating the semiconductor processing chamber to deposit a film of target material on a semiconductor substrate positioned within the semiconductor processing chamber, measuring an uniformity of the deposited film, adjusting a position of one or more magnetic columns in the magnetic assembly, and operating the semiconductor processing chamber to deposit the film of the target material after adjusting position of the one or more magnetic columns.
IMPROVED CATHODE ARC SOURCE, FILTERS THEREOF AND METHOD OF FILTERING MACROPARTICLES
A filter (104a, 104b, 108) for a cathode arc source comprises: a filter duct having at least one bend (104a, 104b), and a first magnetic field source for steering plasma through the filter duct for removal of macroparticles from the plasma; wherein the apparatus comprises a second magnetic field source (108) which is rotatably mounted surrounding a portion of the filter duct. Cathode arc sources (102) and cathode arc deposition apparatuses (106) comprise the filters described herein, and methods of filtering macroparticles from a beam of plasma emitted from a cathode arc source use the filters.
Sputtering system and method
A sputtering system and a sputtering method are provided. The sputtering system includes a first electrode, a magnet and a second electrode. The first electrode is an elongated tube having a first end and a second end downstream of the first end. The first end is configured to receive a gas flow and the second end is placed next to a substrate. The magnet surrounds at least a portion of the elongated tube and is configured to generate a magnetic field in a space within the elongated tube. The second electrode is disposed within the elongated tube. A voltage is configured to be applied between the first and second electrodes to generate an electric field between the first and second electrodes.
POLYGON DEPOSITION SOURCES WITH HIGH MATERIALS UTILIZATION AND INCREASED TIME BETWEEN CHAMBER CLEANINGS
The present application discloses a new type of deposition source, where individual sources are placed in a substantial closed loop. The closed polygon deposition sources have no end in circumference and enable better deposition uniformity. A closed loop deposition sources minimize the edge effects in sputtering, chemical vapor deposition (CVD) and plasma enhanced chemical vapor deposition (PECVD) and increase deposition material utilization.
Ionized Physical Vapor Deposition (IPVD) Apparatus And Method For An Inductively Coupled Plasma Sweeping Source
Embodiments of methods and systems for an inductively coupled plasma sweeping source for an IPVD system. In an embodiment, a method includes providing a large size substrate in a processing chamber. The method may also include generating from a metal source a sputtered metal onto the substrate. Additionally, the method may include creating a high density plasma from a high density plasma source and applying the high density plasma in a sweeping operation without involving moving parts. The method may also include controlling a plurality of operating variables in order to meet one or more plasma processing objectives.
Filtered cathodic arc method, apparatus and applications thereof
An apparatus for generating energetic particles and application of coatings in a vacuum comprising a plasma duct surrounded by a magnetic deflecting and focusing system communicating with a primary cathodic arc plasma source in a cathode chamber and a distal anode in a coating chamber. A coating chamber comprises a substrate holder off of an optical axis of the plasma source. A set of baffles are installed along the walls of cathode chambers and the plasma duct not occupied with plasma sources and in some embodiments across the plasma stream to trap macroparticles and neutrals. A plasma duct has a deflecting portion with attached cathode chamber and a tunnel portion attached to the coating chamber. The deflecting system comprises a deflecting coil surrounding the cathode chamber having an off-set deflecting conductor spaced from the plasma duct. In one embodiment a magnetron source is magnetically coupled with cathodic arc source.
BIAS MAGNETIC FIELD CONTROL METHOD, MAGNETIC THIN FILM DEPOSITION METHOD,CHAMBER, AND APPARATUS
The present disclosure provides a bias magnetic field control method, a magnetic thin film deposition method, a chamber, and an apparatus. The control method includes the following step: S1, rotating the bias magnetic field device by a fixed angle along a circumferential direction of a base every first preset application time length of a target until total application time length of the target reaches an upper limit. Each time the bias magnetic field device is rotated in a same direction. With the technical solution of the bias magnetic field control method, the magnetic thin film deposition method, the chamber, and the apparatus of the present disclosure, the lifetime of the target may be increased, and the utilization rate of the target and the film thickness uniformity may be improved to reduce manufacturing cost.
MAGNETRON PLASMA APPARATUS
A magnetron plasma apparatus boosted by hollow cathode plasma includes at least one electrically connected pair of a first hollow cathode plate and a second hollow cathode plate placed opposite to each other at a separation distance of at least 0.1 mm and having an opening following an outer edge of a sputter erosion zone on a magnetron target so that a magnetron magnetic field forms a perpendicular magnetic component inside a hollow cathode slit between plates and, wherein the plates and are connected to a first electric power generator together with the magnetron target to generate a magnetically enhanced hollow cathode plasma in at least one of a first working gas distributed in the hollow cathode slit and a second working gas admitted outside the slit in contact with a magnetron plasma generated in at least one of the first working gas and the second working gas.