Patent application number | Description | Published |
20100103517 | SEGMENTED FILM DEPOSITION - A segmented film deposition wire grid polarizer with a separate coating on top of each rib. | 04-29-2010 |
20100118390 | SUB-WAVELENGTH METALLIC APERTURES AS LIGHT ENHANCEMENT DEVICES - Light enhancement devices, applications for the light enhancement devices, and methods for making the light enhancement devices are provided. The light enhancement devices include a substrate and a film of metal disposed over the substrate, the film of metal including at least one cavity. The cavity may be of various shapes depending on the desired application. | 05-13-2010 |
20120075699 | SEGMENTED FILM DEPOSITION - A segmented film deposition device and a method of performing segemented film deposition. A wire grid polarizer, with a separate, symmetrical, coating on top of each wire, without coating the substrate between the wires, can be made by this method. | 03-29-2012 |
20120250154 | FINE PITCH WIRE GRID POLARIZER - A fine pitch wire grid polarizer can have a pitch of less than 80 nanometers and a protective layer on the wires, by anisotropically etching the wire grid polarizer to form two parallel, elongated rods substantially located at corners where the wires contacted the substrate. The rods can be polarizing elements. A wire grid polarizer can have a repeated pattern of groups of parallel elongated wires disposed over a substrate. Each group of elongated wires comprises at least three wires. At least one wire at an interior of each group can be taller by more than about 10 nm than outermost wires of each group. Wires of a wire grid polarizer can be a byproduct of an etch reaction. A multi-step wire grid polarizer can comprise a base with a plurality of parallel multi-step ribs disposed on the base and a coating disposed along vertical surfaces of the steps. | 10-04-2012 |
20120313195 | SEMICONDUCTOR MOS ENTRANCE WINDOW FOR RADIATION DETECTORS - A semiconductor detector device, such as a PIN diode or silicon drift detector, including a substrate with an entrance window. The entrance window comprises a conductive layer, and an insulating layer disposed between the conductive layer and the substrate. The insulating layer and conductive layer cover a center portion of the surface of the substrate. | 12-13-2012 |
20130077164 | WIRE GRID POLARIZER WITH MULTIPLE FUNCTIONALITY SECTIONS - A wire grid polarizer with multiple functionality sections. Separate and discrete sections can include a difference in pitch p, a difference in wire width w, a difference in wire height h, a difference in wire material, a difference in coating on top of the wires, a difference in thin film between the wires and the substrate, a difference in substrate between the wires, a difference in number of layers of separate wires, and/or a difference in wire cross-sectional shape. | 03-28-2013 |
20130182315 | SUB-WAVELENGTH METALLIC APERTURES AS LIGHT ENHANCEMENT DEVICES - Light enhancement devices, applications for the light enhancement devices, and methods for making the light enhancement devices are provided. The light enhancement devices include a substrate and a film of metal disposed over the substrate, the film of metal including at least one cavity. The cavity may be of various shapes depending on the desired application. | 07-18-2013 |
20130201557 | WIRE GRID POLARIZER WITH BORDERED SECTIONS - A wire grid polarizer comprising a transparent substrate having a first surface. Multiple separate and discrete sections of wire grids can be disposed over the first surface and attached to the substrate, with a border between the sections including an opaque mask material. The mask material can be disposed over the first surface of the substrate. The mask material can be a material different than the wire grid material. The mask material can extend over or under a portion of an edge of the wire grid. | 08-08-2013 |
20130258471 | FINE PITCH GRID POLARIZER - A grid polarizer including an array of groups of parallel elongated ribs disposed over a substrate. Each group of elongated ribs can comprise at least four ribs. Tops of two center ribs, at a center of each group, can be substantially the same elevational height and can be higher by more than 10 nm than tops of outer ribs of the groups. A region between adjacent ribs can have an index of refraction substantially equal to one. Some or all of the ribs can comprise polarizing wires disposed over substrate rods. | 10-03-2013 |
20140272308 | Graphite-Based Devices Incorporating A Graphene Layer With A Bending Angle - A graphite-based device comprising a substrate having a plurality of zones and a plurality of graphene stacks thereon is provided. A first graphene stack in the plurality of graphene stacks is formed in a first zone in the plurality of zones and comprises a non-planar graphene layer having a first portion and a second portion. The first portion and the second portion collectively define a first bending angle. A is feature formed in the first zone. The feature comprises a first surface facing in a first direction and an adjacent second surface facing in a second direction. The first direction is other than the second direction. The first portion of the non-planar graphene layer overlays the first surface of the feature. The second portion of the non-planar graphene layer overlays the second surface of the feature. | 09-18-2014 |
20140272309 | Non-Planar Graphite Based Devices and Fabrication Methods - Non-planar graphite-based devices are provided. A non-planar graphite-based device comprises a substrate with a plurality of zones and one or more graphene stacks formed in a selected zone in the plurality of zones. Each graphene stack in the one or more graphene stacks comprises at least one non-planar graphene layer that is characterized by a bending angle, a curvature, a characteristic dimension, a graphene orientation, a graphene type, or any combination of these characteristics. In some cases, a graphene stack comprises a plurality of graphene layers, and at least one graphene layer in the plurality of graphene layers has a characteristic dimension that is different than that of another graphene layer in the plurality of graphene layers. Fabrication methods of such non-planar graphite-based devices are also provided. | 09-18-2014 |
20140273413 | METHODS FOR MANUFACTURING NONPLANAR GRAPHITE-BASED DEVICES HAVING MULTIPLE BANDGAPS - A method for forming a graphite-based device on a substrate having a plurality of zones is provided where the substrate is carbon doped in zones. Each such zone comprises a plurality of dopant profiles. One or more graphene stacks are generated in the doped zones. A graphene stack so generated comprises a non-planar graphene layer characterized by a bending angle, curvature, characteristic dimension, graphene orientation, graphene type, or combinations thereof. A method for forming a graphite-based device on a substrate is provided, the substrate comprising a graphene foundation material and a plurality of zones. The substrate is patterned to form features in the zones. One feature comprises a non-planar surface or at least two adjacent surfaces that are not coplanar. One or more graphene stacks are concurrently generated, at least one of which comprises a non-planar graphene layer overlaying the non-planar surface or the at least two adjacent surfaces. | 09-18-2014 |
20140273415 | METHODS FOR MANUFACTURING NONPLANAR GRAPHITE-BASED DEVICES HAVING MULTIPLE BANDGAPS - A method for forming a graphite-based device on a substrate having a plurality of zones is provided where the substrate is carbon doped in zones. Each such zone comprises a plurality of dopant profiles. One or more graphene stacks are generated in the doped zones. A graphene stack so generated comprises a non-planar graphene layer characterized by a bending angle, curvature, characteristic dimension, graphene orientation, graphene type, or combinations thereof. A method for forming a graphite-based device on a substrate is provided, the substrate comprising a graphene foundation material and a plurality of zones. The substrate is patterned to form features in the zones. One feature comprises a non-planar surface or at least two adjacent surfaces that are not coplanar. One or more graphene stacks are concurrently generated, at least one of which comprises a non-planar graphene layer overlaying the non-planar surface or the at least two adjacent surfaces. | 09-18-2014 |
20140300964 | WIRE GRID POLARIZER WITH SUBSTRATE CHANNELS - A wire grid polarizer with substrate channels comprising an array of substantially parallel channels extending into a substrate. An array of substantially parallel ribs is defined between the array of channels and integral with and extend from the substrate. The channels contain at least one material to form an array of substantially parallel wires. The ribs separate the wires into separate and discrete wires. | 10-09-2014 |
20140312305 | PLASMONIC GRAPHENE DEVICES - An integrated graphene-based structure comprises an N-dimensional array of elements formed on a surface of a substrate. The N-dimensional array of elements includes a plurality of rows. Each respective row in the plurality of rows comprises a corresponding plurality of elements formed along a first dimension. Each element in the corresponding plurality of elements comprising at least one graphene stack and separated from an adjacent element along the first dimension by a first average spatial separation thereby resulting in a first periodicity in lateral spacing along the first dimension. Each respective row in the plurality of rows is separated from an adjacent row along a second dimension by a second average spatial separation, thereby resulting in a second periodicity in lateral spacing along the second dimension. The N-dimensional array exhibits a set of characteristic electromagnetic interference properties in response to electromagnetic radiation incident on the N-dimensional array. | 10-23-2014 |
20140312306 | PLASMONIC GRAPHENE DEVICES - An integrated graphene-based structure comprises an N-dimensional array of elements formed on a surface of a substrate. The N-dimensional array of elements includes a plurality of rows. Each respective row in the plurality of rows comprises a corresponding plurality of elements formed along a first dimension. Each element in the corresponding plurality of elements comprising at least one graphene stack and separated from an adjacent element along the first dimension by a first average spatial separation thereby resulting in a first periodicity in lateral spacing along the first dimension. Each respective row in the plurality of rows is separated from an adjacent row along a second dimension by a second average spatial separation, thereby resulting in a second periodicity in lateral spacing along the second dimension. The N-dimensional array exhibits a set of characteristic electromagnetic interference properties in response to electromagnetic radiation incident on the N-dimensional array. | 10-23-2014 |
20140312307 | PLASMONIC GRAPHENE DEVICES - An integrated graphene-based structure comprises an N-dimensional array of elements formed on a surface of a substrate. The N-dimensional array of elements includes a plurality of rows. Each respective row in the plurality of rows comprises a corresponding plurality of elements formed along a first dimension. Each element in the corresponding plurality of elements comprising at least one graphene stack and separated from an adjacent element along the first dimension by a first average spatial separation thereby resulting in a first periodicity in lateral spacing along the first dimension. Each respective row in the plurality of rows is separated from an adjacent row along a second dimension by a second average spatial separation, thereby resulting in a second periodicity in lateral spacing along the second dimension. The N-dimensional array exhibits a set of characteristic electromagnetic interference properties in response to electromagnetic radiation incident on the N-dimensional array. | 10-23-2014 |
20140312308 | PLASMONIC GRAPHENE DEVICES - An integrated graphene-based structure comprises an N-dimensional array of elements formed on a surface of a substrate. The N-dimensional array of elements includes a plurality of rows. Each respective row in the plurality of rows comprises a corresponding plurality of elements formed along a first dimension. Each element in the corresponding plurality of elements comprising at least one graphene stack and separated from an adjacent element along the first dimension by a first average spatial separation thereby resulting in a first periodicity in lateral spacing along the first dimension. Each respective row in the plurality of rows is separated from an adjacent row along a second dimension by a second average spatial separation, thereby resulting in a second periodicity in lateral spacing along the second dimension. The N-dimensional array exhibits a set of characteristic electromagnetic interference properties in response to electromagnetic radiation incident on the N-dimensional array. | 10-23-2014 |
20140312309 | PLASMONIC GRAPHENE DEVICES - An integrated graphene-based structure comprises an N-dimensional array of elements formed on a surface of a substrate. The N-dimensional array of elements includes a plurality of rows. Each respective row in the plurality of rows comprises a corresponding plurality of elements formed along a first dimension. Each element in the corresponding plurality of elements comprising at least one graphene stack and separated from an adjacent element along the first dimension by a first average spatial separation thereby resulting in a first periodicity in lateral spacing along the first dimension. Each respective row in the plurality of rows is separated from an adjacent row along a second dimension by a second average spatial separation, thereby resulting in a second periodicity in lateral spacing along the second dimension. The N-dimensional array exhibits a set of characteristic electromagnetic interference properties in response to electromagnetic radiation incident on the N-dimensional array. | 10-23-2014 |
20140346443 | PLASMONIC GRAPHENE DEVICES - An integrated graphene-based structure comprises an N-dimensional array of elements formed on a surface of a substrate. The N-dimensional array of elements includes a plurality of rows. Each respective row in the plurality of rows comprises a corresponding plurality of elements formed along a first dimension. Each element in the corresponding plurality of elements comprising at least one graphene stack and separated from an adjacent element along the first dimension by a first average spatial separation thereby resulting in a first periodicity in lateral spacing along the first dimension. Each respective row in the plurality of rows is separated from an adjacent row along a second dimension by a second average spatial separation, thereby resulting in a second periodicity in lateral spacing along the second dimension. The N-dimensional array exhibits a set of characteristic electromagnetic interference properties in response to electromagnetic radiation incident on the N-dimensional array. | 11-27-2014 |