Abstract:
Aligned pitch-quartered patterning approaches for lithography edge placement error advanced rectification are described. For example, a method of fabricating a semiconductor structure includes forming a first patterned hardmask on a semiconductor substrate. A second hardmask layer is formed on the semiconductor substrate. A segregated di-block co-polymer is formed on the first patterned hardmask and on the second hardmask layer. Second polymer blocks are removed from the segregated di-block co-polymer. A second patterned hardmask is formed from the second hardmask layer and a plurality of semiconductor fins is formed in the semiconductor substrate using first polymer blocks as a mask. A first fin of the plurality of semiconductor fins is removed. Subsequent to removing the first fin, a second fin of the plurality of semiconductor fins is removed.
Abstract:
Advanced lithography techniques including sub-10 nm pitch patterning and structures resulting therefrom are described. Self-assembled devices and their methods of fabrication are described.
Abstract:
A dielectric composition including a metal oxide particle including a diameter of 5 nanometers or less capped with an organic ligand at at least a 1:1 ratio. A method including synthesizing metal oxide particles including a diameter of 5 nanometers or less; and capping the metal oxide particles with an organic ligand at at least a 1:1 ratio. A method including forming an interconnect layer on a semiconductor substrate; forming a first hardmask material and a different second hardmask material on the interconnect layer, wherein at least one of the first hardmask material and the second hardmask material is formed over an area of interconnect layer target for a via landing and at least one of the first hardmask material and the second hardmask material include metal oxide nanoparticles; and forming an opening to the interconnect layer selectively through one of the first hardmask material and the second hardmask material.
Abstract:
A method of an aspect includes forming a first thicker layer of a first material over a first region having a first surface material by separately forming each of a first plurality of thinner layers by selective chemical reaction. The method also includes limiting encroachment of each of the first plurality of thinner layers over a second region that is adjacent to the first region. A second thicker layer of a second material is formed over the second region having a second surface material that is different than the first surface material.
Abstract:
A method including patterning a thickness dimension of an interconnect material into a thickness dimension for a wiring line with one or more vias extending from the wiring line and introducing a dielectric material on the interconnect material. A method including depositing and patterning an interconnect material into a wiring line and one or more vias; and introducing a dielectric material on the interconnect material such that the one or more vias are exposed through the dielectric material. An apparatus including a first interconnect layer in a first plane and a second interconnect in a second plane on a substrate; and a dielectric layer separating the first and second interconnect layers, wherein the first interconnect layer comprises a monolith including a wiring line and at least one via, the at least one via extending from the wiring line to a wiring line of the second interconnect layer.
Abstract:
Advanced lithography techniques including sub-10 nm pitch patterning and structures resulting therefrom are described. Self-assembled devices and their methods of fabrication are described.
Abstract:
Contact over active gate structures with metal oxide cap structures are described. In an example, an integrated circuit structure includes a plurality of gate structures above substrate, each of the gate structures including a gate insulating layer thereon. A plurality of conductive trench contact structures is alternating with the plurality of gate structures, each of the conductive trench contact structures including a metal oxide cap structure thereon. An interlayer dielectric material is over the plurality of gate structures and over the plurality of conductive trench contact structures. An opening is in the interlayer dielectric material and in a gate insulating layer of a corresponding one of the plurality of gate structures. A conductive via is in the opening, the conductive via in direct contact with the corresponding one of the plurality of gate structures, and the conductive via on a portion of one or more of the metal oxide cap structures.
Abstract:
Self-aligned gate endcap (SAGE) architectures without fin end gaps, and methods of fabricating self-aligned gate endcap (SAGE) architectures without fin end gaps, are described. In an example, an integrated circuit structure includes a semiconductor fin having a cut along a length of the semiconductor fin. A gate endcap isolation structure has a first portion parallel with the length of the semiconductor fin and is spaced apart from the semiconductor fin. The gate endcap isolation structure also has a second portion in a location of the cut of the semiconductor fin and in contact with the semiconductor fin.
Abstract:
Contact over active gate structure with metal oxide layers are described are described. In an example, an integrated circuit structure includes a plurality of gate structures above substrate, each of the gate structures including a gate insulating layer thereon. A plurality of conductive trench contact structures is alternating with the plurality of gate structures. A portion of one of the plurality of trench contact structures has a metal oxide layer thereon. An interlayer dielectric material is over the plurality of gate structures and over the plurality of conductive trench contact structures. An opening is in the interlayer dielectric material and in a gate insulating layer of a corresponding one of the plurality of gate structures. A conductive via is in the opening, the conductive via in direct contact with the corresponding one of the plurality of gate structures, and the conductive via on the metal oxide layer.
Abstract:
Etch stop layer-based approaches for via fabrication are described. In an example, an integrated circuit structure includes a plurality of conductive lines in an ILD layer, wherein each of the plurality of conductive lines has a bulk portion including a metal and has an uppermost surface including the metal and a non-metal. A hardmask layer is on the plurality of conductive lines and on an uppermost surface of the ILD layer, and includes a first hardmask component on and aligned with the uppermost surface of the plurality of conductive lines, and a second hardmask component on and aligned with regions of the uppermost surface of the ILD layer. A conductive via is in an opening in the hardmask layer and on a portion of one of the plurality of conductive lines, the portion having a composition different than the uppermost surface including the metal and the non-metal.