H10K10/50

CARBON NANOTUBE (CNT) MEMORY CELL ELEMENT AND METHODS OF CONSTRUCTION
20220399402 · 2022-12-15 · ·

Carbon nanotube (CNT) memory cell elements and methods of forming CNT memory cell elements are provided. A CNT memory cell may comprise a CNT memory cell element, e.g., in combination with a transistor. A CNT memory cell element may include a metal/CNT layer/metal (M/CNT/M) structure formed between adjacent metal interconnect layers or between a silicided active layer (e.g., including MOSFET devices) and a metal interconnect layer. The M/CNT/M structure may be formed by a process including forming a tub opening in a dielectric region, forming a cup-shaped bottom electrode in the tub opening, forming a cup-shaped CNT layer in an interior opening defined by the cup-shaped bottom electrode, and forming a top electrode in an interior opening defined by the cup-shaped CNT layer.

Electronic switching element

An electronic switching element is described having, in sequence, a first electrode, a molecular layer bonded to a substrate, and a second electrode. The molecular layer contains compounds of formula I, R.sup.1-(A.sup.1-Z.sup.1).sub.r—B.sup.1—(Z.sup.2-A.sup.2).sub.s-Sp-G, wherein A.sup.1, A.sup.2, B.sup.1, Z.sup.1, Z.sup.2, Sp, G, r, and s are as defined herein, in which a mesogenic radical is bonded to the substrate via a spacer group, Sp, by means of an anchor group, G. The switching element is suitable for production of components that can operate as a memristive device for digital information storage.

Display unit, display substrate and driving method thereof, and display device

A display unit, a display substrate, a driving method of the display substrate and a display device are provided. The display unit includes a first electrode, a second electrode disposed above the first electrode, a functional layer disposed between the first electrode and the second electrode, and the functional layer includes a luminescent material with electrical bistable characteristics. The display unit is provided with the functional layer of the luminescent material with the electrical bistable characteristics, so that the display unit can emit light when being in a high conductivity state and still keep emitting light after being de-energized, and does not emit light when being in a low conductivity state, thereby realizing display and non-display of the display unit.

SEMICONDUCTOR DEVICE INCLUDING RESISTANCE CHANGE LAYER WITH CARBON NANOSTRUCTURES
20220336533 · 2022-10-20 · ·

A semiconductor device according to an embodiment of the present disclosure includes a substrate, a resistance change layer disposed on the substrate and including a plurality of carbon nanostructures, a channel layer disposed on the resistance change layer, a gate electrode layer disposed on the channel layer, and a source electrode layer and a drain electrode layer disposed to contact portions of the channel layer.

SELF-HEALING MEMORY DEVICE AND METHOD OF MANUFACTURING THE SAME

Disclosed are a self-healing memory device including a lower electrode; a polymer nanocomposite layer formed on the lower electrode, wherein, when a structural defect occurs, the polymer nanocomposite layer repairs the structural defect and restores a memory function damaged due to the structural defect through a self-healing mechanism characterized by movement of a polymer material and hydrogen bonding; and an upper electrode formed on the polymer nanocomposite layer and a method of manufacturing the self-healing memory device.

Method of forming memory cell

A memory cell includes a first conductive line, a lower electrode, a carbon nano-tube (CNT) layer, a middle electrode, a resistive layer, a top electrode and a second conductive line. The first conductive line is disposed over a substrate. The lower electrode is disposed over the first conductive line. The carbon nano-tube (CNT) layer is disposed over the lower electrode. The middle electrode is disposed over the carbon nano-tube layer, thereby the lower electrode, the carbon nano-tube (CNT) layer and the middle electrode constituting a nanotube memory part. The resistive layer is disposed over the middle electrode. The top electrode is disposed over the resistive layer, thereby the middle electrode, the resistive layer and the top electrode constituting a resistive memory part. The second conductive line is disposed over the top electrode.

Method of forming memory cell

A memory cell includes a first conductive line, a lower electrode, a carbon nano-tube (CNT) layer, a middle electrode, a resistive layer, a top electrode and a second conductive line. The first conductive line is disposed over a substrate. The lower electrode is disposed over the first conductive line. The carbon nano-tube (CNT) layer is disposed over the lower electrode. The middle electrode is disposed over the carbon nano-tube layer, thereby the lower electrode, the carbon nano-tube (CNT) layer and the middle electrode constituting a nanotube memory part. The resistive layer is disposed over the middle electrode. The top electrode is disposed over the resistive layer, thereby the middle electrode, the resistive layer and the top electrode constituting a resistive memory part. The second conductive line is disposed over the top electrode.

Memristor device comprising protein nanowires

A memristive device includes a biomaterial comprising protein nanowires and at least two electrodes in operative arrangement with the biomaterial such that an applied voltage induces conductance switching. An artificial neuron or an artificial synapse includes a memrisitive device with the electrodes configured to apply a pulsed voltage configured to mimic an action-potential input.

VARIABLE RESISTANCE MEMORY DEVICE

A variable resistance memory device including a stack including insulating sheets and conductive sheets, which are alternatingly stacked on a substrate, the stack including a vertical hole vertically penetrating therethrough, a bit line on the stack, a conductive pattern electrically connected to the bit line and vertically extending in the vertical hole, and a resistance varying layer between the conductive pattern and an inner side surface of the stack defining the vertical hole may be provided. The resistance varying layer may include a first carbon nanotube electrically connected to the conductive sheets, and a second carbon nanotube electrically connected to the conductive pattern.

VARIABLE RESISTANCE MEMORY DEVICE

A variable resistance memory device including a stack including insulating sheets and conductive sheets, which are alternatingly stacked on a substrate, the stack including a vertical hole vertically penetrating therethrough, a bit line on the stack, a conductive pattern electrically connected to the bit line and vertically extending in the vertical hole, and a resistance varying layer between the conductive pattern and an inner side surface of the stack defining the vertical hole may be provided. The resistance varying layer may include a first carbon nanotube electrically connected to the conductive sheets, and a second carbon nanotube electrically connected to the conductive pattern.