Patents by Inventor Lara Hawrylchak

Lara Hawrylchak has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11268193
    Abstract: A gas injection apparatus for a thermal processing chamber includes a gas injector having an inlet at a first end and a port at a second end; and a plate having a first opening matching the port, one or more second openings, and at least one circuitous flow path defined by the plate and fluidly connecting the first opening to the one or more second openings.
    Type: Grant
    Filed: June 22, 2020
    Date of Patent: March 8, 2022
    Assignee: Applied Materials, Inc.
    Inventors: Lara Hawrylchak, Agus Sofian Tjandra, Emre Cuvalci
  • Publication number: 20220059342
    Abstract: Implementations of the present disclosure generally relates to a transfer chamber coupled to at least one vapor phase epitaxy chamber a plasma oxide removal chamber coupled to the transfer chamber, the plasma oxide removal chamber comprising a lid assembly with a mixing chamber and a gas distributor; a first gas inlet formed through a portion of the lid assembly and in fluid communication with the mixing chamber; a second gas inlet formed through a portion of the lid assembly and in fluid communication with the mixing chamber; a third gas inlet formed through a portion of the lid assembly and in fluid communication with the mixing chamber; and a substrate support with a substrate supporting surface; a lift member disposed in a recess of the substrate supporting surface and coupled through the substrate support to a lift actuator; and a load lock chamber coupled to the transfer chamber.
    Type: Application
    Filed: November 1, 2021
    Publication date: February 24, 2022
    Inventors: Lara HAWRYLCHAK, Schubert S. CHU, Tushar MANDREKAR, Errol C. SANCHEZ, Kin Pong LO
  • Publication number: 20220013336
    Abstract: A method and apparatus for the use of hydrogen plasma treatments is described herein. The process chamber includes a plurality of chamber components. The plurality of chamber components may be coated with a yttrium zirconium oxide composition, such as a Y2O3—ZrO2 solid solution. Some of the plurality of chamber components are replaced with a bulk yttrium zirconium oxide ceramic. Yet other chamber components are replaced with similar components of different materials.
    Type: Application
    Filed: July 10, 2020
    Publication date: January 13, 2022
    Inventors: Jian WU, Lara A. HAWRYLCHAK, Ren-Guan DUAN, Bernard L. HWANG, Malcolm J. BEVAN, Wei LIU
  • Patent number: 11164737
    Abstract: Implementations of the present disclosure generally relates to a transfer chamber coupled to at least one vapor phase epitaxy chamber a plasma oxide removal chamber coupled to the transfer chamber, the plasma oxide removal chamber comprising a lid assembly with a mixing chamber and a gas distributor; a first gas inlet formed through a portion of the lid assembly and in fluid communication with the mixing chamber; a second gas inlet formed through a portion of the lid assembly and in fluid communication with the mixing chamber; a third gas inlet formed through a portion of the lid assembly and in fluid communication with the mixing chamber; and a substrate support with a substrate supporting surface; a lift member disposed in a recess of the substrate supporting surface and coupled through the substrate support to a lift actuator; and a load lock chamber coupled to the transfer chamber.
    Type: Grant
    Filed: August 10, 2018
    Date of Patent: November 2, 2021
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Lara Hawrylchak, Schubert S. Chu, Tushar Mandrekar, Errol C. Sanchez, Kin Pong Lo
  • Publication number: 20210322934
    Abstract: Gas injectors for providing uniform flow of fluid are provided herein. The gas injector includes a plenum body. The plenum body includes a recess, a protrusion adjacent to the recess and extending laterally away from the plenum body, and a plurality of nozzles extending laterally from an exterior surface of the plenum body. The plenum body has a plurality of holes in an exterior wall of the plenum body. Each nozzle is in fluid communication with an interior volume of the plenum body. By directing the flow of fluid, the gas injector provides for a uniform deposition.
    Type: Application
    Filed: July 1, 2021
    Publication date: October 21, 2021
    Inventors: Vishwas Kumar PANDEY, Lara HAWRYLCHAK, Eric Kihara SHONO, Kartik SHAH, Christopher S. OLSEN, Sairaju TALLAVARJULA, Kailash PRADHAN, Rene GEORGE, Johanes F. SWENBERG, Stephen MOFFATT
  • Patent number: 11114289
    Abstract: Embodiments of the invention generally relate to an anode for a semiconductor processing chamber. More specifically, embodiments described herein relate to a process kit including a shield serving as an anode in a physical deposition chamber. The shield has a cylindrical band, the cylindrical band having a top and a bottom, the cylindrical band sized to encircle a sputtering surface of a sputtering target disposed adjacent the top and a substrate support disposed at the bottom, the cylindrical band having an interior surface. A texture is disposed on the interior surface. The texture has a plurality of features. A shaded area is disposed in the feature wherein the shaded area is not visible to the sputtering target. A small anode surface is disposed in the shaded area.
    Type: Grant
    Filed: February 14, 2017
    Date of Patent: September 7, 2021
    Assignee: Applied Materials, Inc.
    Inventors: Michael S. Cox, Lara Hawrylchak, Brian T. West
  • Publication number: 20210249239
    Abstract: Embodiments of exhaust liner systems are provided herein. In some embodiments, an exhaust liner system for use in a process chamber includes a lower exhaust liner having an annular body with a central opening; an upper flange, a central flange, and a lower flange extending outward from the annular body, wherein the lower flange and the central flange partially define a first plenum, and wherein the central flange and the upper flange partially define a second plenum; a plurality of exhaust holes from the central opening to the first plenum; and at least one cutout in the central flange to provide a flow path from the first plenum to the second plenum, wherein the lower exhaust liner defines a gas flow path from the central opening to the first plenum via the plurality of exhaust holes and from the first plenum to the second plenum via the least one cutout.
    Type: Application
    Filed: February 4, 2021
    Publication date: August 12, 2021
    Inventors: Naman APURVA, Lara A. HAWRYLCHAK, Mahesh RAMAKRISHNA, Sriharish SRINIVASAN, Prashant AGARWAL
  • Patent number: 11077410
    Abstract: Gas injectors for providing uniform flow of fluid are provided herein. The gas injector includes a plenum body. The plenum body includes a recess, a protrusion adjacent to the recess and extending laterally away from the plenum body, and a plurality of nozzles extending laterally from an exterior surface of the plenum body. The plenum body has a plurality of holes in an exterior wall of the plenum body. Each nozzle is in fluid communication with an interior volume of the plenum body. By directing the flow of fluid, the gas injector provides for a uniform deposition.
    Type: Grant
    Filed: August 29, 2018
    Date of Patent: August 3, 2021
    Assignee: Applied Materials, Inc.
    Inventors: Vishwas Kumar Pandey, Lara Hawrylchak, Eric Kihara Shono, Kartik Shah, Christopher S. Olsen, Sairaju Tallavarjula, Kailash Pradhan, Rene George, Johanes F. Swenberg, Stephen Moffatt
  • Patent number: 11081340
    Abstract: Methods for conformal radical oxidation of structures are provided. The method comprises positioning a substrate in a processing region of a processing chamber. The method further comprises flowing hydrogen gas into a precursor activator at a first flow rate, wherein the precursor activator is fluidly coupled with the processing region. The method further comprises flowing oxygen gas into the precursor activator at a second flow rate. The method further comprises flowing argon gas into the precursor activator at a third flow rate. The method further comprises generating a plasma in the precursor activator from the hydrogen gas, oxygen gas, and argon gas. The method further comprises flowing the plasma into the processing region. The method further comprises exposing the substrate to the plasma to form an oxide film on the substrate, wherein a growth rate of the oxide film is controlled by adjusting the third flow rate.
    Type: Grant
    Filed: April 15, 2020
    Date of Patent: August 3, 2021
    Assignee: Applied Materials, Inc.
    Inventors: Hansel Lo, Christopher S. Olsen, Eric Kihara Shono, Johanes S. Swenberg, Erika Hansen, Taewan Kim, Lara Hawrylchak
  • Publication number: 20210202702
    Abstract: Embodiments of the disclosure provide an improved apparatus and methods for nitridation of stacks of materials. In one embodiment, a method for processing a substrate in a processing region of a process chamber is provided. The method includes generating and flowing plasma species from a remote plasma source to a delivery member having a longitudinal passageway, flowing plasma species from the longitudinal passageway to an inlet port formed in a sidewall of the process chamber, wherein the plasma species are flowed at an angle into the inlet port to promote collision of ions or reaction of ions with electrons or charged particles in the plasma species such that ions are substantially eliminated from the plasma species before entering the processing region of the process chamber, and selectively incorporating atomic radicals from the plasma species in silicon or polysilicon regions of the substrate.
    Type: Application
    Filed: March 15, 2021
    Publication date: July 1, 2021
    Inventors: Matthew Scott ROGERS, Roger CURTIS, Lara HAWRYLCHAK, Canfeng LAI, Bernard L. HWANG, Jeffrey A. TOBIN, Christopher S. OLSEN, Malcolm J. BEVAN
  • Patent number: 11049719
    Abstract: In one implementation, a processing system includes a first transfer chamber coupling to at least one epitaxy process chamber, a second transfer chamber, a transition station disposed between the first transfer chamber and the second transfer chamber, a first plasma chamber coupled to the second transfer chamber for removing oxides from a surface of a substrate, and a load lock chamber coupled to the second transfer chamber. The transition station connects to the first transfer chamber and the second transfer chamber, and the transition station includes a second plasma chamber for removing contaminants from the surface of the substrate.
    Type: Grant
    Filed: August 7, 2018
    Date of Patent: June 29, 2021
    Assignee: Applied Materials, Inc.
    Inventors: Lara Hawrylchak, Kin Pong Lo, Errol C. Sanchez, Schubert S. Chu, Tushar Mandrekar
  • Patent number: 11004704
    Abstract: Embodiments described herein generally relate to a processing apparatus having a cover piece that participates in preheating a process gas. In one implementation, the cover piece includes an annulus. The annulus has an inner wall with a first height, an outer wall with a second height, and a top surface. The second height is greater than the first height. The cover piece also includes an inner lip disposed adjacent the inner wall, and a plurality of fins disposed on the top surface of the annulus. The cover piece and the plurality of fins are an opaque quartz material. The cover piece provides for more efficient heating of process gases, is composed of a material capable of withstanding process conditions while providing for more efficient and uniform processing, and has a low CTE reducing particle contamination due to excessive expansion during processing.
    Type: Grant
    Filed: March 15, 2018
    Date of Patent: May 11, 2021
    Assignee: Applied Materials, Inc.
    Inventors: Lara Hawrylchak, Chaitanya A. Prasad, Emre Cuvalci
  • Patent number: 10971357
    Abstract: A method of modifying a layer in a semiconductor device is provided. The method includes depositing a low quality film on a semiconductor substrate, and exposing a surface of the low quality film to a first process gas comprising helium while the substrate is heated to a first temperature, and exposing a surface of the low quality film to a second process gas comprising oxygen gas while the substrate is heated to a second temperature that is different than the first temperature. The electrical properties of the film are improved by undergoing the aforementioned processes.
    Type: Grant
    Filed: October 4, 2018
    Date of Patent: April 6, 2021
    Assignee: Applied Materials, Inc.
    Inventors: Wei Liu, Theresa Kramer Guarini, Linlin Wang, Malcolm Bevan, Johanes S. Swenberg, Vladimir Nagorny, Bernard L. Hwang, Kin Pong Lo, Lara Hawrylchak, Rene George
  • Patent number: 10948353
    Abstract: Examples described herein generally relate to apparatus and methods for rapid thermal processing (RTP) of a substrate. In one or more embodiments, a process chamber includes chamber body, a window disposed on a first portion of the chamber body, a chamber bottom, and a shield disposed on a second portion of the chamber body. The shield has a flat surface facing the window to reduce reflected radiant energy to a back side of a substrate disposed in the process chamber during operation. The process chamber further includes an edge support for supporting the substrate and a cooling member disposed on the chamber bottom. The cooling member is disposed in proximity of the edge support to cool the edge support during low temperature operation in order to improve the temperature uniformity of the substrate.
    Type: Grant
    Filed: January 14, 2020
    Date of Patent: March 16, 2021
    Assignee: Applied Materials, Inc.
    Inventors: Lara Hawrylchak, Samuel C. Howells, Wolfgang R. Aderhold, Leonid M. Tertitski, Michael Liu, Dongming Iu, Norman L. Tam, Ji-Dih Hu
  • Patent number: 10950698
    Abstract: Embodiments of the disclosure provide an improved apparatus and methods for nitridation of stacks of materials. In one embodiment, a method for processing a substrate in a processing region of a process chamber is provided. The method includes generating and flowing plasma species from a remote plasma source to a delivery member having a longitudinal passageway, flowing plasma species from the longitudinal passageway to an inlet port formed in a sidewall of the process chamber, wherein the plasma species are flowed at an angle into the inlet port to promote collision of ions or reaction of ions with electrons or charged particles in the plasma species such that ions are substantially eliminated from the plasma species before entering the processing region of the process chamber, and selectively incorporating atomic radicals from the plasma species in silicon or polysilicon regions of the substrate.
    Type: Grant
    Filed: August 13, 2018
    Date of Patent: March 16, 2021
    Assignee: Applied Materials, Inc.
    Inventors: Matthew Scott Rogers, Roger Curtis, Lara Hawrylchak, Canfeng Lai, Bernard L. Hwang, Jeffrey Tobin, Christopher S. Olsen, Malcolm Bevan
  • Publication number: 20210040612
    Abstract: A gas injection apparatus for a thermal processing chamber includes a gas injector having an inlet at a first end and a port at a second end; and a plate having a first opening matching the port, one or more second openings, and at least one circuitous flow path defined by the plate and fluidly connecting the first opening to the one or more second openings.
    Type: Application
    Filed: June 22, 2020
    Publication date: February 11, 2021
    Inventors: Lara HAWRYLCHAK, Agus Sofian TJANDRA, Emre CUVALCI
  • Publication number: 20210010160
    Abstract: Embodiments of the present invention generally relate to methods for removing contaminants and native oxides from substrate surfaces. The methods generally include removing contaminants disposed on the substrate surface using a plasma process, and then cleaning the substrate surface by use of a remote plasma assisted dry etch process.
    Type: Application
    Filed: September 29, 2020
    Publication date: January 14, 2021
    Inventors: Christopher S. OLSEN, Theresa Kramer GUARINI, Jeffrey A. TOBIN, Lara HAWRYLCHAK, Peter STONE, Chi Wei LO, Saurabh CHOPRA
  • Publication number: 20200402780
    Abstract: Implementations described herein provide for thermal substrate processing apparatus including two thermal process chambers, each defining a process volume, and a substrate support disposed within each process volume. One or more remote plasma sources may be in fluid communication with the process volumes and the remote plasma sources may be configured to deliver a plasma to the process volumes. Various arrangements of remote plasma sources and chambers are described.
    Type: Application
    Filed: September 8, 2020
    Publication date: December 24, 2020
    Inventors: Lara HAWRYLCHAK, Matthew D. SCOTNEY-CASTLE, Norman L. TAM, Matthew SPULLER, Kong Lung Samuel CHAN, Dongming IU
  • Patent number: 10837122
    Abstract: Embodiments of the present invention generally relate to methods for removing contaminants and native oxides from substrate surfaces. The methods generally include removing contaminants disposed on the substrate surface using a plasma process, and then cleaning the substrate surface by use of a remote plasma assisted dry etch process.
    Type: Grant
    Filed: August 26, 2019
    Date of Patent: November 17, 2020
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Christopher S. Olsen, Theresa K. Guarini, Jeffrey Tobin, Lara Hawrylchak, Peter Stone, Chi Wei Lo, Saurabh Chopra
  • Publication number: 20200357616
    Abstract: Embodiments of the invention generally provide a processing chamber used to perform a physical vapor deposition (PVD) process and methods of depositing multi-compositional films. The processing chamber may include: an improved RF feed configuration to reduce any standing wave effects; an improved magnetron design to enhance RF plasma uniformity, deposited film composition and thickness uniformity; an improved substrate biasing configuration to improve process control; and an improved process kit design to improve RF field uniformity near the critical surfaces of the substrate. The method includes forming a plasma in a processing region of a chamber using an RF supply coupled to a multi-compositional target, translating a magnetron relative to the multi-compositional target, wherein the magnetron is positioned in a first position relative to a center point of the multi-compositional target while the magnetron is translating and the plasma is formed, and depositing a multi-compositional film on a substrate.
    Type: Application
    Filed: July 24, 2020
    Publication date: November 12, 2020
    Inventors: Adolph Miller ALLEN, Lara HAWRYLCHAK, Zhigang XIE, Muhammad M. RASHEED, Rongjun WANG, Xianmin TANG, Zhendong LIU, Tza-Jing GUNG, Srinivas GANDIKOTA, Mei CHANG, Michael S. COX, Donny YOUNG, Kirankumar SAVANDAIAH, Zhenbin GE