H01L2221/1094

Semiconductor device and manufacturing method thereof

In a method of manufacturing a semiconductor device, semiconductor layers, which are vertically arranged with a space between adjacent semiconductor layers, are provided over a substrate, an interfacial layer is formed around each of the semiconductor layers, a dielectric layer is formed on the interfacial layer around each of the semiconductor layers, a first conductive layer is formed on the dielectric layer, the first conductive layer is removed so that the dielectric layer is exposed, a second conductive layer is formed on the exposed dielectric layer so that the space between adjacent semiconductor layers is not fully filled by the second conductive layer, a third conductive layer is formed on the second conductive layer so that the space between adjacent semiconductor layers is filled by the third conductive layer, and the semiconductor layers are semiconductor wires or sheets.

Semiconductor device with a programmable contact and method for fabricating the same
11081562 · 2021-08-03 · ·

The present application discloses a semiconductor device and a method for fabricating the semiconductor device. The semiconductor device includes a substrate, a gate stack positioned on the substrate, a plurality of programmable contacts positioned on the gate stack, a pair of heavily-doped regions positioned adjacent to two sides of the gate stack and in the substrate, and a plurality of first contacts positioned on the pair of heavily-doped regions. A width of the plurality of programmable contacts is less than a width of the plurality of first contacts.

BIOLOGICAL SENSING SYSTEM HAVING MICRO-ELECTRODE ARRAY

A biological sensing system, comprising a microelectrode array having a plurality of islands that are thermally isolated from each other and are interconnected by flexible nano-scale wires. An embedded complementary metal oxide semiconductor (CMOS) instrumentation amplifier and wireless communication circuitry may be operatively connected to the microelectrode array and embedded within input/output pads connected to the wires at the periphery of the array.

METHOD FOR FABRICATING A SEMICONDUCTOR DEVICE WITH A PROGRAMMABLE CONTACT
20210265476 · 2021-08-26 ·

The present application discloses a method for fabricating a semiconductor device includes providing a substrate, forming a gate stack on the substrate and a pair of heavily-doped regions in the substrate, forming a programmable contact having a first width on the gate stack, and forming a first contact having a second width, which is greater than the first width, on one of the pair of heavily-doped regions.

Back End of Line Nanowire Power Switch Transistors

An integrated circuit (IC) structure with a nanowire power switch device and a method of forming the IC structure are disclosed. The IC structure includes a front end of line (FEOL) device layer having a plurality of active devices, a first back end of line (BEOL) interconnect structure on the (FEOL) device layer, and a nanowire switch on the first BEOL interconnect structure. A first end of the nanowire switch is connected to an active device of the plurality of active devices through the first BEOL interconnect structure. The IC structure further includes a second BEOL interconnect structure on the nanowire switch. A second end of the nanowire switch is connected to a power source through the second BEOL interconnect structure and the second end is opposite to the first end.

COMBINED DOLAN BRIDGE AND QUANTUM DOT JOSEPHSON JUNCTION IN SERIES

A method of producing a quantum circuit includes forming a mask on a substrate to cover a first portion of the substrate, implanting a second portion of the substrate with ions, and removing the mask, thereby providing a nanowire. The method further includes forming a first lead and a second lead, the first lead and the second lead each partially overlapping the nanowire. In operation, a portion of the nanowire between the first and second leads forms a quantum dot, thereby providing a quantum dot Josephson junction. The method further includes forming a third lead and a fourth lead, one of the third and fourth leads partially overlapping the nanowire, wherein the third lead is separated from the fourth lead by a dielectric layer, thereby providing a Dolan bridge Josephson junction. The nanowire is configured to connect the quantum dot Josephson junction and the Dolan bridge Josephson junction in series.

SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF
20210202327 · 2021-07-01 ·

In a method of manufacturing a semiconductor device, semiconductor layers, which are vertically arranged with a space between adjacent semiconductor layers, are provided over a substrate, an interfacial layer is formed around each of the semiconductor layers, a dielectric layer is formed on the interfacial layer around each of the semiconductor layers, a first conductive layer is formed on the dielectric layer, the first conductive layer is removed so that the dielectric layer is exposed, a second conductive layer is formed on the exposed dielectric layer so that the space between adjacent semiconductor layers is not fully filled by the second conductive layer, a third conductive layer is formed on the second conductive layer so that the space between adjacent semiconductor layers is filled by the third conductive layer, and the semiconductor layers are semiconductor wires or sheets.

Methods and systems for fabricating miniaturized nanotube sensors
11019734 · 2021-05-25 · ·

A method, system, apparatus, and/or device to creating a set of miniaturized electrode pillars. The method, system, apparatus, and/or device may include patterning a set of miniaturized electrode pillars on a substrate and coating the set of miniaturized electrode pillars with an interstitial filler disposed between the set of miniaturized electrode pillars. The interstitial filler may insulate the set of miniaturized electrode pillars from each other and bolster the set of miniaturized electrode pillars.

Antifuse array and method of forming antifuse using anodic oxidation

A method for forming an antifuse on a substrate is provided, which comprises: forming a first conductive material on the substrate; placing the first conductive material in an electrolytic solution; performing anodic oxidation on the first conductive material to form a nanowire made of the first conductive material and surrounded by a first dielectric material formed during the anodic oxidation and to form the antifuse on the nanowire; and forming a second conductive material on the antifuse to sandwich the antifuse between the first conductive material and the second conductive material.

Semiconductor devices

A semiconductor device includes a first conductive pattern at an upper portion of a first insulating interlayer on a first substrate, a first plurality of conductive nanotubes (CNTs) extending vertically, a second conductive pattern at a lower portion of a second insulating interlayer beneath a second substrate, and a second plurality of CNTs extending vertically. A lower surface of the second insulating interlayer contacts an upper surface of the first insulating interlayer. At least a portion of a sidewall of each of the first plurality of CNTs is covered by the first conductive pattern, and at least a portion of a sidewall of each of the second plurality of CNTs is covered by the second conductive pattern. The first and second conductive patterns vertically face each other, and at least one of the first plurality of CNTs and at least one of the second plurality of CNTs contact each other.