Abstract: A substrate mounting mechanism on which a target substrate is placed is provided. The substrate mounting mechanism includes a heater plate, which has a substrate mounting surface on which the target substrate is placed and has a heater embedded therein to heat the substrate to a deposition temperature at which a film is deposited. The substrate mounting mechanism also includes a temperature control jacket, which is formed to cover at least a surface of the heater plate other than the substrate mounting surface and adjusts the temperature to a non-deposition temperature below the deposition temperature.
Abstract: A method and system of etching a metal nitride, such as titanium nitride is described. The etching process comprises introducing a process composition having a halogen containing gas, such as Cl2, HBr, or BCl3, and a hydrocarbon gas having the chemical formula CxHy, where x and y are equal to unity or greater.
Abstract: Provided is a manufacturing method of a semiconductor device including a gate insulating film which can be formed into a thin film and of which film composition is easy to be controlled. The manufacturing method includes: forming a manganese oxide film for serving as a gate insulating film on a semiconductor substrate, on which a transistor is formed; forming a conductive film for serving as a gate electrode on the manganese oxide film; and forming a gate electrode and a gate insulating film by processing the conductive film and the manganese oxide film.
Abstract: A plasma processing apparatus includes a temperature measuring unit; airtightly sealed temperature measuring windows provided in a mounting table, for optically communicating to transmit a measurement beam through a top surface and a bottom surface of the mounting table; and one or more connection members for connecting the mounting table and a base plate, which is provided in a space between the mounting table and the base plate. In the plasma processing apparatus, a space above the mounting table is set to be maintained under a vacuum atmosphere, and a space between the mounting table and the base plate is set to be maintained under a normal pressure atmosphere, and each collimator is fixed to the base plate at a position corresponding to each temperature measuring window, thereby measuring a temperature of the substrate via the temperature measuring windows by the temperature measuring unit.
Type:
Application
Filed:
February 2, 2010
Publication date:
August 19, 2010
Applicant:
TOKYO ELECTRON LIMITED
Inventors:
Tatsuo MATSUDO, Chishio Koshimizu, Jun Abe
Abstract: There is provided a coating method which can efficiently apply a coating liquid, such as a liquid resist, to the entire surface of a wafer even when the coating liquid is supplied in a smaller amount than a conventional one, and can therefore reduce the consumption of the coating liquid. The coating method includes: a first step of rotating the substrate at a first rotating speed while supplying the coating liquid onto approximately the center of the rotating substrate; a second step of rotating the substrate at a second rotating speed which is lower than the first rotating speed; a third step of rotating the substrate at a third rotating speed which is higher than the second rotating speed; and a fourth step of rotating the substrate at a fourth rotating speed which is higher than the second rotating speed and lower than the third rotating speed.
Type:
Application
Filed:
February 10, 2010
Publication date:
August 19, 2010
Applicant:
Tokyo Electron Limited
Inventors:
Koji Takayanagi, Tomohiro Iseki, Katsunori Ichino, Kousuke Yoshihara
Abstract: A material having a low work function is quickly inserted near an interface between an organic layer and a cathode. A sputtering apparatus (Sp) includes a target material formed of silver (Ag), a dispenser formed outside a processing container and evaporating cesium (Cs) having a lower work function than silver (Ag) by heating the cesium (Cs), a first gas supply pipe communicating with the dispenser to transfer steam of the evaporated cesium (Cs) to the processing container by using argon gas as a carrier gas, and a high frequency power supply source supplying high frequency power to the processing container. A controller generates plasma by exciting the argon gas by using energy of the high frequency power, and while forming a metal electrode by using an silver (Ag) atom, wherein the Ag atom is generated from a the target material by using the generated plasma, controls a ratio of the cesium (Cs) mixed with the metal electrode.
Abstract: The substrate processing system includes a controller that transfers the substrate by using a transfer apparatus or controls processing of the substrate in a processing apparatus. A recipe setter of the controller sets a processing recipe. A memory stores an initial reference location of a transfer arm, a first correlation between the processing recipe and a sidewall temperature of a processing chamber, and a second correlation between the sidewall temperature of the processing chamber and a compensated value of a reference location. A compensator compensates a reference location of the transfer arm based on the processing recipe set in the recipe setter and the initial reference location, the first correlation, and the second correlation stored in the memory.
Abstract: The invention can provide a method of processing a substrate using multi-pitch scatterometry targets (M-PSTs) for de-convolving lithographic process parameters during Single-Patterning (S-P), Double-Patterning (D-P) procedures, and Double-Exposure (D-E) procedures.
Abstract: Disclosed is a substrate cleaning method for prevent damage to a pattern formed on a substrate. The substrate cleaning method includes cleaning the substrate by striking cleaning particulates carried in a flow of dry air or inert gas against a surface of the substrate, and removing the cleaning particulates.
Abstract: The present invention is a film-forming apparatus including: a longitudinal tubular processing container in which a vacuum can be created; an object-to-be-processed holding unit that holds a plurality of objects to be processed in a tier-like manner and that can be inserted into and taken out from the processing container; a heating unit provided around the processing container; a silane-based-gas supplying unit that supplies a silane-based gas into the processing container, the silane-based gas including no halogen element; a nitriding-gas supplying unit that supplies a nitriding gas into the processing container; an activating unit that activates the nitriding gas by means of plasma; and a controlling unit that controls the silane-based-gas supplying unit, the nitriding-gas supplying unit and the activating unit, in such a manner that the silane-based gas and the nitriding gas are supplied into the processing container at the same time while the nitriding gas is activated, in order to form a predetermined t
Abstract: A method for using an apparatus configured to form a germanium-containing film includes performing a first film formation process for forming a first product film containing germanium by CVD on a product target object placed inside a reaction container, a first cleaning process for etching the film formation by-product, a second cleaning process for removing residual germanium from inside the reaction container, and a second film formation process for forming a second product film containing no germanium by CVD on a product target object placed inside the reaction container, in this order. The second cleaning process is performed by exhausting gas from inside the reaction container with no product target object placed therein, supplying a second cleaning gas containing an oxidizing gas and hydrogen gas into the reaction container, and heating an interior of the reaction container thereby activating the second cleaning gas.
Abstract: A substrate processing apparatus that can appropriately carry out desired plasma processing on a substrate. The substrate is accommodated in an accommodating chamber. An ion trap partitions the accommodating chamber into a plasma producing chamber and a substrate processing chamber. High-frequency antennas are disposed in the plasma producing chamber. A process gas is introduced into the plasma producing chamber. The substrate is mounted on a mounting stage disposed in the substrate processing chamber, and a bias voltage is applied to the mounting stage. The ion trap has grounded conductors and insulating materials covering surfaces of the conductors.
Type:
Application
Filed:
February 16, 2010
Publication date:
August 19, 2010
Applicants:
TOKYO ELECTRON LIMITED, Osaka University
Abstract: The present invention is a transfer apparatus for a substrate, including a substrate housing container housing a substrate therein and having a transfer-in/out port for the substrate formed in a side surface thereof; a gas jet unit jetting a predetermined gas toward a rear surface of the substrate in the substrate housing container; and a control unit regulating a supply amount of the predetermined gas supplied from the gas jet unit to control the substrate in the substrate housing container to a predetermined height.
Abstract: A method for integrating metal-containing cap layers into copper (Cu) metallization of semiconductor devices to improve electromigration and stress migration in bulk Cu metal. In one embodiment, the method includes providing a patterned substrate containing Cu metal surfaces and dielectric layer surfaces, exposing the patterned substrate to a process gas comprising a metal-containing precursor, and irradiating the patterned substrate with electromagnetic radiation, where selective metal-containing cap layer formation on the Cu metal surfaces is facilitated by the electromagnetic radiation. In some embodiments, the method further includes pre-treating the patterned substrate with additional electromagnetic radiation and optionally a cleaning gas prior to forming the metal-containing cap layer.
Abstract: Embodiments of the invention describe TiN deposition methods suitable for high volume manufacturing of semiconductor devices on large patterned substrates (wafers). One embodiment describes a chemical vapor deposition (CVD) process using high gas flow rate of a tetrakis(ethylmethylamino) titanium (TEMAT) precursor vapor along with an inert carrier gas at a low process chamber pressure that provides high deposition rate of conformal TiN films with good step coverage in surface reaction limited regime. Other embodiments describe cyclical TiN deposition methods using TEMAT precursor vapor and a nitrogen precursor.
Abstract: An ion energy analyzer is described for use in diagnosing the ion energy distribution (IED) of ions incident on a radio frequency (RF) biased substrate immersed in plasma. The ion energy analyzer comprises an entrance grid exposed to the plasma, an electron rejection grid disposed proximate to the entrance grid, and an ion current collector disposed proximate to the electron rejection grid. The ion current collector is coupled to an ion selection voltage source configured to positively bias the ion current collector by an ion selection voltage, and the electron rejection grid is coupled to an electron rejection voltage source configured to negatively bias the electron rejection grid by an electron rejection voltage. Furthermore, an ion current meter is coupled to the ion current collector to measure the ion current.
Type:
Grant
Filed:
March 31, 2008
Date of Patent:
August 17, 2010
Assignee:
Tokyo Electron Limited
Inventors:
Lee Chen, Lin Xu, Ronald Victor Bravenec
Abstract: A method is provided for in-situ formation of a thin oxidized AlN film on a substrate. The method includes providing the substrate in a process chamber, depositing an AlN film on the substrate, and post-treating the AlN film with exposure to a nitrogen and oxygen-containing gas. The post-treating increases the dielectric constant of the AlN film with substantially no increase in the AlN film thickness. The method can also include pre-treating the substrate prior to AlN deposition, post-annealing the AlN film before or after the post-treatment, or both.
Abstract: A method for integrating low-temperature selective Ru metal deposition into manufacturing of semiconductor devices to improve electromigration and stress migration in bulk Cu metal. The method includes providing a patterned substrate containing a recessed feature in a dielectric layer, where the recessed feature is at least substantially filled with planarized bulk Cu metal, heat-treating the bulk Cu metal and the dielectric layer in the presence of H2, N2, or NH3, or a combination thereof, and selectively depositing a Ru metal film on the heat-treated planarized bulk Cu metal.
Type:
Grant
Filed:
January 22, 2008
Date of Patent:
August 17, 2010
Assignee:
Tokyo Electron Limited
Inventors:
Kenji Suzuki, Miho Jomen, Jonathan Rullan
Abstract: Calibration wafers and methods for calibrating a plasma process performed in a plasma processing apparatus, such as an ionized physical vapor deposition apparatus. The calibration wafer includes one or more selective-redeposition structures for calibrating a plasma process. The selective-redeposition structures receive a controllable and/or measurable amount of redeposited material during the plasma process.
Type:
Grant
Filed:
September 29, 2006
Date of Patent:
August 17, 2010
Assignee:
Tokyo Electron Limited
Inventors:
Jozef Brcka, Rodney L. Robison, Takashi Horiuchi
Abstract: Disclosed are a substrate for electronic devices such as semiconductor devices and a method for processing the same, In the processing method, firstly a substrate for electronic devices is prepared and an insulating film (I) composed of a fluorocarbon (CF) is formed on the surface of the substrate. Then, fluorine (F) atoms exposed in the surface of the insulating film (I) are removed therefrom by bombarding the surface of the insulating film (I) with, for example, active species (KR+) produced in a krypton (Kr) gas plasma. In this connection, the substrate is kept out of contact with moisture at least from immediately after the insulating film forming step until completion of the fluorine removing step.