Abstract: A device includes a device level having a metallization structure coupled to a semiconductor device and a transistor above the device level. The transistor has a body including a single crystal group III-V or group IV semiconductor material, a source structure on a first portion of the body and a drain structure on a second portion of the body, where the source structure is separate from the drain structure. The transistor further includes a gate structure including a first gate structure portion in a recess in the body and a second gate structure portion between the source structure and the drain structure. A source contact is coupled with the source structure and a drain contact is coupled with the drain structure. The source contact is in contact with the metallization structure in the device level.

Abstract: An integrated circuit (IC) die includes a plurality of front-side metallization layers including a first front-side metallization layer and one or more additional front-side metallization layers, a plurality of back-side metallization layers formed on the plurality front side metallization layers including a first back-side metallization layer and one or more additional back-side metallization layers, wherein the first front-side metallization layer is proximate to the first back-side metallization layer, and a vertical metallization structure formed through at least the first front-side metallization layer and the first back-side metallization layer, wherein the vertical metallization structure electrically connects a first metallization structure on one of the one or more additional front-side metallization layers to a second metallization structure on one of the one or more additional back-side metallization layers. Other embodiments are disclosed and claimed.

Abstract: An integrated circuit die includes a first conductive structure for an input of a capacitively coupled device, a second conductive structure aligned with the first conductive structure for a signal to be capacitively coupled to the input of the capacitively coupled device, a first insulator material disposed between the first conductive structure and the second conductive structure, wherein the first insulator material comprises high gain insulator material, and a cooling structure operable to remove heat from the capacitively coupled device to achieve an operating temperature at or below 0° C. Other embodiments are disclosed and claimed.

Abstract: An integrated circuit (IC) die includes a substrate and an array of memory cells formed in or on the substrate with a memory cell of the array of memory cells that includes a storage circuit that comprises a hysteretic-oxide material. A ternary content-addressable memory (TCAM) may utilize hysteretic-oxide memory cells. Other embodiments are disclosed and claimed.

Abstract: An integrated circuit (IC) die includes a plurality of ferroelectric tunnel junction (FTJ) devices, where at least one FTJ of the plurality of FTJ devices comprises first electrode, a second electrode, ferroelectric material disposed between the first and second electrodes, and interface material disposed between at least one of the first and second electrodes and the ferroelectric material. Other embodiments are disclosed and claimed.

Abstract: An integrated circuit device includes a first IC die with a first front surface, a first back surface, and a first side surface along opposed edges of the first front surface and the first back surfaces of the first IC die, a second IC die with a second front surface, a second back surface, and a second side surface along opposed edges of the second front surface and second back surface of the second IC die, a substrate coupled to the first side surface of the first IC die and the second side surface of the second IC die, and fill material between one of the first front surface and the first back surface of the first IC die and one of the second front surface and second back surface of the second IC die. Other embodiments are disclosed and claimed.

Abstract: An integrated circuit (IC) die includes a first layer with conductive structures formed in a interlayer dielectric (ILD) material, with a portion of the conductive structures at a first surface of the first layer, a self-alignment layer in contact with non-conductive regions at the first surface of the first layer, a second layer with ILD material in contact with the self-alignment layer and the portion of the conductive structures at the first surface of the first layer, and conductive vias through the self-alignment layer and the second layer in contact with the portion of the conductive structures at the first surface of the first layer. The self-alignment layer may include a first material where the self-alignment layer is in contact with the conductive vias and a second material where the self-alignment layer is not in contact with the conductive vias. Other embodiments are disclosed and claimed.

Abstract: An embodiment of an integrated circuit (IC) device may include a plurality of layers of wide bandgap (WBG)-based circuitry and a plurality of layers of silicon (Si)-based circuitry monolithically bonded to the plurality of layers of WBG-based circuitry, with one or more electrical connections between respective WBG-based circuits in the plurality of layers of WBG-based circuitry and Si-based circuits in the plurality of layers of Si-based circuitry. In some embodiments, a wafer-scale WBG-based IC is hybrid bonded or layer transfer bonded to a wafer-scale Si-based IC. Other embodiments are disclosed and claimed.

Abstract: An integrated circuit (IC) die includes a plurality of varactor devices, where at least one varactor of the plurality of varactor devices comprises a first electrode, a second electrode, and a multi-layer stack of ferroelectric material (e.g., ferroelectric variable capacitance material) disposed between the first and second electrodes. Other embodiments are disclosed and claimed.

Abstract: An embodiment of a capacitor in the back-side layers of an IC die may comprise any type of solid-state electrolyte material disposed between electrodes of the capacitor. Another embodiment of a capacitor anywhere in an IC die may include one or more materials selected from the group of indium oxide, indium nitride, gallium oxide, gallium nitride, zinc oxide, zinc nitride, tungsten oxide, tungsten nitride, tin oxide, tin nitride, nickel oxide, nickel nitride, niobium oxide, niobium nitride, cobalt oxide, and cobalt nitride between electrodes of the capacitor. Other embodiments are disclosed and claimed.

Abstract: Integrated circuit structures having source or drain structures with vertical trenches are described. In an example, an integrated circuit structure includes a fin having a lower fin portion and an upper fin portion. A gate stack is over the upper fin portion of the fin, the gate stack having a first side opposite a second side. A first source or drain structure includes an epitaxial structure embedded in the fin at the first side of the gate stack. A second source or drain structure includes an epitaxial structure embedded in the fin at the second side of the gate stack. The epitaxial structures of the first and second source or drain structures have a vertical trench centered therein. The first and second source or drain structures include silicon and a Group V dopant impurity.

Abstract: A device includes a device level having a metallization structure coupled to a semiconductor device and a transistor above the device level. The transistor has a body including a single crystal group III-V or group IV semiconductor material, a source structure on a first portion of the body and a drain structure on a second portion of the body, where the source structure is separate from the drain structure. The transistor further includes a gate structure including a first gate structure portion in a recess in the body and a second gate structure portion between the source structure and the drain structure. A source contact is coupled with the source structure and a drain contact is coupled with the drain structure. The source contact is in contact with the metallization structure in the device level.

Abstract: Embodiments of the disclosure are in the field of advanced integrated circuit structure fabrication and, in particular, integrated circuit structures having germanium-based channels are described. In an example, an integrated circuit structure includes a fin having a lower silicon portion, an intermediate germanium portion on the lower silicon portion, and a silicon germanium portion on the intermediate germanium portion. An isolation structure is along sidewalls of the lower silicon portion of the fin. A gate stack is over a top of and along sidewalls of an upper portion of the fin and on a top surface of the isolation structure. A first source or drain structure is at a first side of the gate stack. A second source or drain structure is at a second side of the gate stack.

Abstract: Thin film transistor structures may include a regrown source or drain material between a channel material and source or drain contact metallization. The source or drain material may be selectively deposited at low temperatures to backfill recesses formed in the channel material. Electrically active dopant impurities may be introduced in-situ during deposition of the source or drain material. The source or drain material may overlap a portion of a gate electrode undercut by the recesses. With channel material of a first composition and source or drain material of a second composition, thin film transistor structures may display low external resistance and high channel mobility.

Abstract: Integrated circuit dies, systems, and techniques are described herein related to one transistor-one capacitor dynamic random access memory. A memory device includes vertically aligned transistors having annular semiconductor structures and a shared bit line extending through the annular semiconductor structures, and vertically aligned capacitors having annular first capacitor plates, annular capacitor dielectric structures, and a shared second capacitor plate extending through the annular first capacitor plates, such that the annular first capacitor plates are in contact with corresponding ones of the annular semiconductor structures.

Abstract: Bits are stored in an array with multiple capacitors sharing a single access transistor and a common plate coupled to the transistor. A single common select transistor accesses information stored in an array of capacitors, above and below the transistor and sharing a common plate. The common plate may be vertical and encircled by each of the other plates. The capacitors may be ferroelectric capacitors. In an integrated circuit system, the array may be coupled to a power supply and a cooling structure.

Abstract: Stacked static random-access memory (SRAM) circuits have doubled word length for a given SRAM cell area. An integrated circuit (IC) die includes stacked SRAM cells in vertically adjacent device layers with access transistors connected to a common wordline. The IC die with stacked SRAM cells having a common word line may be attached to a substrate and coupled to a power supply and, advantageously, to an active-cooling structure. SRAM cells may be formed in vertically adjacent layers of a substrate and electrically connected at their access transistor gate electrodes.

Abstract: Integrated circuit dies, systems, and techniques are described herein related to three-dimensional dynamic random access memory. A memory device includes vertically aligned semiconductor structures coupled to independent gate structures, corresponding vertically aligned capacitors each coupled to a corresponding one of the semiconductor structures, and a bit line contact extending vertically across a depth of the semiconductor structures and coupled to each of the semiconductor structures.

Abstract: Bits are stored in an array with multiple capacitors per access transistor. An array of multiple ferroelectric capacitors shares a nanowire or nanosheet as a common plate and stores information accessed by a single common select transistor, which uses the nanowire or nanosheet for its channel. In an integrated circuit (IC) system, a group of bitlines is connected to a capacitor array by arrays of nanowires or nanosheets and wordline-controlled non-planar transistors. An IC die with a capacitor array accessed by a single select transistor and sharing a nanowire or nanosheet is coupled to a power supply and a cooling structure.

Abstract: Bits are stored in an array with multiple storage elements sharing a single access transistor and a storage line coupled to the transistor. A single common select transistor accesses information stored in an array of storage elements. Other arrays of storage elements on parallel storage lines can be coupled into a crosspoint array by source lines orthogonal to the storage lines. The storage elements may be non-volatile. In an integrated circuit system, the array may be coupled to a power supply and a cooling structure.