H01L21/3003

Semiconductor device and method of manufacturing the same
11710639 · 2023-07-25 · ·

A method of manufacturing a semiconductor device includes forming a stack in which first material layers and second material layers are alternately stacked, forming a channel structure passing through the stack, forming openings by removing the first material layers, forming an amorphous blocking layer in the openings, and performing a first heat treatment process to supply deuterium through the openings and substitute hydrogen in the channel structure with the deuterium.

SEMICONDUCTOR EPITAXIAL WAFER AND METHOD OF PRODUCING SEMICONDUCTOR EPITAXIAL WAFER, AND METHOD OF PRODUCING SOLID-STATE IMAGING DEVICE
20230215730 · 2023-07-06 · ·

An epitaxial wafer that includes a silicon wafer and an epitaxial layer on the silicon wafer. The silicon wafer contains hydrogen that has a concentration profile including a first peak and a second peak. A hydrogen peak concentration of the first peak and a hydrogen peak concentration of the second peak are each not less than 1×10.sup.17 atoms/cm.sup.3.

APPARATUSES AND METHODS OF CONTROLLING HYDROGEN SUPPLY IN MEMORY DEVICE
20230005837 · 2023-01-05 · ·

Apparatuses and methods for controlling hydrogen supply in manufacturing memory devices are described. An example apparatus includes: a first capacitor disposed above a substrate; a hydrogen supply film above the first capacitor; a second capacitor above the hydrogen supply film; and a barrier film between the hydrogen supply film and the second capacitor. The hydrogen supply film provides hydrogen and/or hydrogen ions. The barrier film is hydrogen-impermeable.

HYDROGEN-PASSIVATED TOPOLOGICAL MATERIALS, DEVICES, AND METHODS
20220375754 · 2022-11-24 ·

A topological material includes a lattice crystalline structure; and a material defect in the lattice crystalline structure that is treatable by hydrogen passivation that chemically mitigates an electronic charge associated with the material defect. The lattice crystalline structure includes dangling bonds in an atomic arrangement of the material defect of the lattice crystalline structure, and the hydrogen passivation may apply hydrogen to chemically passivate the dangling bonds of the material defect. The hydrogen passivation may be achieved by diffusing hydrogen into common materials of the lattice crystalline structure. The hydrogen passivation may chemically and/or electrostatically neutralize an electronic activity associated with the material defect.

Deuterium-containing films

Films are modified to include deuterium in an inductive high density plasma chamber. Chamber hardware designs enable tunability of the deuterium concentration uniformity in the film across a substrate. Manufacturing of solid state electronic devices include integrated process flows to modify a film that is substantially free of hydrogen and deuterium to include deuterium.

System and method for radical and thermal processing of substrates

The present disclosure provides systems and methods for processing channel structures of substrates that include positioning the substrate in a first processing chamber having a first processing volume being in fluid communication with a plasma source. The substrate can include a channel structure with high aspect ratio features having aspect ratios greater than about 20:1. The method can also include forming an oxide cap layer over a silicon-containing layer of the channel structure and exposing the oxide cap layer to a hydrogen-or-deuterium radical to nucleate the silicon-containing layer of the channel structures of the substrate. Forming the oxide cap layer and exposing the channel structure with the hydrogen radical occurs in the first processing chamber to form a nucleated substrate. The method can also include positioning the nucleated substrate in a second processing chamber with a second processing volume and heating the nucleated substrate in the second processing chamber.

DEUTERIUM-CONTAINING FILMS

Films are modified to include deuterium in an inductive high density plasma chamber. Chamber hardware designs enable tunability of the deuterium concentration uniformity in the film across a substrate. Manufacturing of solid state electronic devices include integrated process flows to modify a film that is substantially free of hydrogen and deuterium to include deuterium.

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME

A method of manufacturing a semiconductor device includes preparing a substrate including cell regions and a scribe lane region, forming circuit blocks in the cell regions of the substrate, the substrate including a first surface and a second surface, forming a bias pad on the first surface of the substrate, such that the bias pad is in the scribe lane region of the substrate, bonding a deuterium exchange structure to the second surface of the substrate, implanting deuterium into the deuterium exchange structure using plasma processing, and applying a first voltage to the bias pad, such that the deuterium is diffused from the deuterium exchange structure into the substrate through the second surface of the substrate.

SEMICONDUCTOR DEVICE, AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE
20230111002 · 2023-04-13 · ·

A semiconductor device is formed using a semiconductor substrate having a first main surface and a second main surface. A first semiconductor region of a first conductivity type is formed between the first main surface and the second main surface of the semiconductor substrate. A second semiconductor region is formed between the first semiconductor region and the first main surface. The first semiconductor region includes a hydrogen-related donor, and a concentration of the hydrogen-related donor of the first semiconductor region is equal to or larger than an impurity concentration of the first semiconductor region.

Semiconductor epitaxial wafer and method of producing semiconductor epitaxial wafer, and method of producing solid-state imaging device
11640907 · 2023-05-02 · ·

An epitaxial wafer that includes a silicon wafer and an epitaxial layer on the silicon wafer. The silicon wafer contains hydrogen that has a concentration profile including a first peak and a second peak. A hydrogen peak concentration of the first peak and a hydrogen peak concentration of the second peak are each not less than 1×10.sup.17 atoms/cm.sup.3.