Patent classifications
H01L21/02192
METHOD OF FORMING STRUCTURES FOR THRESHOLD VOLTAGE CONTROL
Methods and systems for depositing threshold voltage shifting layers onto a surface of a substrate and structures and devices formed using the methods are disclosed. An exemplary method includes using a cyclical deposition process, depositing a threshold voltage shifting layer onto a surface of the substrate.
FILM FORMING METHOD, METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE, FILM FORMING DEVICE, AND SYSTEM FOR MANUFACTURING SEMICONDUCTOR DEVICE
A method of forming a group V metal nitride film on a substrate includes: providing the substrate within a processing container; and forming the group V metal nitride film on the substrate by alternately supplying, into the processing container, a raw material gas including a group V metal and a reducing gas including a nitrogen-containing gas.
ARTICLES COATED WITH CRACK-RESISTANT FLUORO-ANNEALED FILMS AND METHODS OF MAKING
Articles and methods relating to coatings having superior plasma etch-resistance and which can prolong the life of RIE components are provided. An article has a vacuum compatible substrate and a protective film overlying at least a portion of the substrate. The film comprises a fluorinated metal oxide containing yttrium wherein the yttrium oxide is deposited using an AC power source. The film has a fluorine atomic % of at least 10 at a depth of 30% of the total thickness of the film and the film has no subsurface cracks below the surface of the film visible when using a laser confocal microscope to view the full depth of the film at a magnification of 1000×.
Method for producing yttrium oxide-containing thin film by atomic layer deposition
A method for producing an yttrium oxide-containing thin film by atomic layer deposition, the method comprising: a step for introducing a raw material gas containing tris(sec-butylcyclopentadienyl) yttrium into a treatment atmosphere in order to deposit tris(sec-butylcyclopentadienyl) yttrium on a substrate; and a step for introducing a reactive gas containing water vapor into the treatment atmosphere and causing the reactive gas to react with the tris(sec-butylcyclopentadienyl) yttrium that has been deposited on the substrate, thereby oxidizing yttrium is provided.
METHODS FOR DEPOSITING A HAFNIUM LANTHANUM OXIDE FILM ON A SUBSTRATE BY A CYCLICAL DEPOSITION PROCESS IN A REACTION CHAMBER
A method for depositing a hafnium lanthanum oxide film on a substrate by a cyclical deposition in a reaction chamber is disclosed. The method may include: depositing a hafnium oxide film on the substrate utilizing a first sub-cycle of the cyclical deposition process and depositing a lanthanum oxide film utilizing a second sub-cycle of the cyclical deposition process.
Semiconductor device
There is provided a semiconductor device capable of improving the performance and/or reliability of the element, by increasing the capacitance of the capacitor, using a capacitor dielectric film including a ferroelectric material and a paraelectric material. The semiconductor device includes first and second electrodes disposed to be spaced apart from each other, and a capacitor dielectric film disposed between the first electrode and the second electrode and including a first dielectric film and a second dielectric film. The first dielectric film includes one of a first monometal oxide film and a first bimetal oxide film, the first dielectric film has an orthorhombic crystal system, the second dielectric film includes a paraelectric material, and a dielectric constant of the capacitor dielectric film is greater than a dielectric constant of the second dielectric film.
Multi-function equipment implementing fabrication of high-k dielectric layer
A multi-function equipment implements a method of fabricating a thin film. The multi-function equipment according to the invention includes a reaction chamber, a plasma source, a plasma source power generating unit, a bias electrode, an AC (Alternating Current) voltage generating unit, a DC (Direct current) bias generating unit, a metal chuck, a first precursor supply source, a second precursor supply source, a carrier gas supply source, an oxygen supply source, a nitrogen supply source, an inert gas supply source, an automatic pressure controller, and a vacuum pump.
Semiconductor device
There is provided a semiconductor device capable of improving the performance and/or reliability of the element, by increasing the capacitance of the capacitor, using a capacitor dielectric film including a ferroelectric material and a paraelectric material. The semiconductor device includes first and second electrodes disposed to be spaced apart from each other, and a capacitor dielectric film disposed between the first electrode and the second electrode and including a first dielectric film and a second dielectric film. The first dielectric film includes one of a first monometal oxide film and a first bimetal oxide film, the first dielectric film has an orthorhombic crystal system, the second dielectric film includes a paraelectric material, and a dielectric constant of the capacitor dielectric film is greater than a dielectric constant of the second dielectric film.
PREPARATION OF LANTHANIDE-CONTAINING PRECURSORS AND DEPOSITION OF LANTHANIDE-CONTAINING FILMS
The disclosed lanthanide precursor compounds include a cyclopentadienyl ligand having at least one aliphatic group as a substituent and at least one bidentate ligand. These precursors are suitable for depositing lanthanide containing films.
Metal complexes containing cyclopentadienyl ligands
Metal complexes including cyclopentadienyl ligands and methods of using such metal complexes to prepare metal-containing films are provided.