Patent classifications
H01L28/60
SEMICONDUCTOR DEVICE
A semiconductor device includes; a bottom electrode on a substrate, a supporting pattern between the bottom electrode and an adjacent bottom electrode, a top electrode covering the bottom electrode and the supporting pattern, and a dielectric layer between the bottom electrode and the top electrode and between the supporting pattern and the top electrode. The bottom electrode may include a first portion including a seam and a second portion on the first portion, a top end of the second portion may be disposed at a height lower than an upper surface of the supporting pattern, and a portion of a bottom end of the second portion may be exposed to the seam.
Microelectronic devices including source structures overlying stack structures, and related electronic systems
A method of forming a microelectronic device comprises forming a microelectronic device structure comprising a base structure, a doped semiconductive structure comprising a first portion overlying the base structure and second portions vertically extending from the first portion and into the base structure, a stack structure overlying the doped semiconductive structure, cell pillar structures vertically extending through the stack structure and to the doped semiconductive structure, and digit line structures vertically overlying the stack structure. An additional microelectronic device structure comprising control logic devices is formed. The microelectronic device structure is attached to the additional microelectronic device structure to form a microelectronic device structure assembly. The carrier structure and the second portions of the doped semiconductive structure are removed. The first portion of the doped semiconductive structure is then patterned to form at least one source structure coupled to the cell pillar structures. Devices and systems are also described.
Method for fabricating semiconductor device with alleviation feature
The present application provides a method for fabricating a semiconductor device including providing a substrate, concurrently forming a first conductive line and a bottom contact on the substrate, concurrently forming a first conductive line spacer on a sidewall of the first conductive line and a bottom contact spacer on a sidewall of the bottom contact, forming a first insulating layer over the substrate and concurrently forming an air gap between the first conductive line spacer and the bottom contact spacer.
Integrated circuit structure with capacitor electrodes in different ILD layers, and related methods
Embodiments of the disclosure provide an integrated circuit (IC) structure. With capacitor electrodes in different ILD layers. The structure includes a first inter-level dielectric (ILD) layer having a top surface, a first vertical electrode within the first ILD layer, a capacitor dielectric film on a top surface of the first vertical electrode, a second ILD layer over the first ILD layer, and a second vertical electrode within the second ILD layer and on the capacitor dielectric film. The capacitor dielectric film is vertically between the first vertical electrode and the second vertical electrode.
Multi-function threshold gate with adaptive threshold and stacked planar ferroelectric capacitors
An apparatus and configuring scheme where a ferroelectric capacitive input circuit can be programmed to perform different logic functions by adjusting the switching threshold of the ferroelectric capacitive input circuit. Digital inputs are received by respective capacitors on first terminals of those capacitors. The second terminals of the capacitors are connected to a summing node. A pull-up and pull-down device are coupled to the summing node. The pull-up and pull-down devices are controlled separately. During a reset phase, the pull-up and pull-down devices are turned on in a sequence, and inputs to the capacitors are set to condition the voltage on node n1. As such, a threshold for the capacitive input circuit is set. After the reset phase, an evaluation phase follows. In the evaluation phase, the output of the capacitive input circuit is determined based on the inputs and the logic function configured during the reset phase.
SEMICONDUCTOR SUBSTRATE AND DISPLAY DEVICE
According to one embodiment, a semiconductor substrate includes a first basement, a gate line, a source line, an insulating film, a first pixel electrode, and a first transistor and a second transistor connected parallel at positions between the source line and the first pixel electrode. Each of a first semiconductor layer of the first transistor and a second semiconductor layer of the second transistor includes a first region, a second region, and a channel region. The first semiconductor layer and the second semiconductor layer are in contact with a first surface that is a surface of the insulating film on the source line side. The channel region of each of the first semiconductor layer and the second semiconductor layer wholly overlaps the gate line.
B-SITE DOPED PEROVSKITE LAYERS AND SEMICONDUCTOR DEVICE INCORPORATING SAME
The disclosed technology generally relates to ferroelectric materials and semiconductor devices, and more particularly to semiconductor memory devices incorporating doped polar materials. In one aspect, a semiconductor device comprises a capacitor which in turn comprises a polar layer comprising a base polar material doped with a dopant. The base polar material includes one or more metal elements and one or both of oxygen or nitrogen. The dopant comprises a metal element that is different from the one or more metal elements and is present at a concentration such that a ferroelectric switching voltage of the capacitor is different from that of the capacitor having the base polar material without being doped with the dopant by more than about 100 mV. The capacitor stack additionally comprises first and second crystalline conductive oxide electrodes on opposing sides of the polar layer. The capacitor stack further comprises first and second barrier metal layers on respective ones of the first and second crystalline conductive oxide electrodes on opposing sides of the polar layer.
Ferroelectric capacitor, ferroelectric field effect transistor, and method used in forming an electronic component comprising conductive material and ferroelectric material
A method used in forming an electronic component comprising conductive material and ferroelectric material comprises forming a non-ferroelectric metal oxide-comprising insulator material over a substrate. A composite stack comprising at least two different composition non-ferroelectric metal oxides is formed over the substrate. The composite stack has an overall conductivity of at least 1×10.sup.2 Siemens/cm. The composite stack is used to render the non-ferroelectric metal oxide-comprising insulator material to be ferroelectric. Conductive material is formed over the composite stack and the insulator material. Ferroelectric capacitors and ferroelectric field effect transistors independent of method of manufacture are also disclosed.
Capacitive micro structure
A micro structure with a substrate having a top surface; a first electrode with a horizontal orientation parallel to the top surface of the substrate, wherein the first electrode is embedded within the substrate so that a top surface of the first electrode coincides with the top surface of the substrate; a dielectric layer arranged on the top surface of the first electrode; and a second electrode arranged above the dielectric layer.
CAPACITOR STRUCTURE AND METHOD FOR FORMING THE SAME
A method according to an embodiment is for forming a capacitor structure on a wafer. A first capacitor is formed on a first side of a wafer, and a second capacitor is formed on a second side of the wafer. The capacitor structure includes the first capacitor and the second capacitor. A trench capacitor is fabricated at both ends of an interposer, which can increase capacitance, and greatly improve the stability of the supplied power.