Abstract: Embodiments described include bus bars for electrochromic or other optical state changing devices. The bus bars are configured to color match and/or provide minimal optical contrast with their surrounding environment in the optical device. Such bus bars may be transparent bus bars.

Abstract: A microstructured device is disclosed utilizing Coulomb field modification of surface energy and electroadhesion to localize a device surface or to levitate a device surface with respect to a target surface. The surface energy modification can be permanent or reversible depending on whether the charge is externally delivered to the device or derived on the device galvanically. The microstructure aspect of the device induces various hydrophilic/hydrophobic interactions with the target surface. The Coulomb field can be used to enhance or decrease the hydrophilic/hydrophobic interactions. In combination, the disclosed electro-microstructured device provides for localizing implants in a mammalian body, and additionally means for controlling cell interaction with the implant.

Abstract: A wiring substrate includes a resin insulating layer, a via conductor formed in the resin insulating layer such that the via conductor is penetrating through the resin insulating layer, a conductor pad formed on the resin insulating layer and connected to the via conductor, a coating insulating layer formed on the resin insulating layer such that the coating insulating layer is covering the conductor pad, and a metal post formed on the conductor pad and protruding from the coating insulating layer. The conductor pad is formed such that a central axis of the conductor pad is shifted in a predetermined direction with respect to a central axis of the via conductor, and the metal post is formed such that a central axis of the metal post is shifted in the predetermined direction with respect to the central axis of the conductor pad.

Abstract: The present disclosure relates to a light control film having nano (or nano-scale) light absorbing layer and a display using the same. A light control film according to the present disclosure includes a lower layer having a first axis and a second axis, a middle layer having a predetermined thickness disposed between the lower layer and the upper layer, and a plurality of nano light absorbing layers arrayed with a predetermined intercals along the first axis in the middle layer, each of the nano light absorbing layer having a width along the first axis, a length along the second axis and a height corresponding to the thickness of the middle layer, wherein a ratio between the interval and the width of the nano light absorbing layer is selected from any one of 10:1 to 20:1.

Abstract: The present disclosure relates to a light control film having nano (or nano-scale) light absorbing layer and a display using the same. A light control film according to the present disclosure comprises: a lower layer having a first axis and a second axis; an upper layer facing with the lower layer; a middle layer having a thickness disposed between the lower layer and the upper layer; a plurality of nano light absorbing layers arrayed with a predetermined interval along the first axis in the middle layer, each of the nano light absorbing layer having a width along the first axis, a length along the second axis and a height corresponding to the thickness of the middle layer; and a prism pattern disposed between each pair of the nano light absorbing layers.

Abstract: Continuous additive manufacturing apparatuses are provided. An apparatus includes an actinic radiation-transparent substrate having a major surface and an irradiation source configured to direct actinic radiation through the actinic radiation-transparent substrate at predetermined dosages at predetermined locations. The apparatus further includes a means for depositing a composition onto the major surface of the actinic radiation-transparent substrate and a means for conveying the actinic radiation-transparent substrate or the irradiation source with respect to each other.

Abstract: An optical forming device includes a light source to emit light for causing liquid photocurable resin to undergo curing and an optical modulator to modulate the light for causing the liquid photocurable resin to undergo curing in a pattern based on a shape of a three-dimensional object, and irradiate the liquid photocurable resin with the modulated light. The optical modulator includes a liquid crystal device to modulate the light for causing the liquid photocurable resin to undergo curing in the pattern, and emit the modulated light as linearly polarized light and an optical retardation device to impart a phase difference to the linearly polarized light emitted from the liquid crystal device, and emit the light imparted with the phase difference.

Abstract: A poly(meth)acrylate represented by formula (1) can impart a hardcoat layer having exceptional scratch resistance, strong impact resistance, and excellent weather resistance, especially weather crack resistance. (R1-R4 represent hydrogen atoms, etc.; Y represents a divalent hydrocarbon group having a polycyclic structure; X represents a divalent or trivalent saturated hydrocarbon group in which at least one selected from oxygen atoms, etc., may be interposed; T represents a urethane group (bonds with X by an oxygen atom); Q represents a divalent or trivalent saturated hydrocarbon group in which at least one selected from oxygen atoms, etc., may be interposed; P represents a (meth)acryloyloxy group; a and c represent the number of Q-T bonded to X, a and c being 1 when X is divalent and 2 when X is trivalent; b and d represent the number of (meth)acryloyloxy groups bonded to Q, b and d being 1 or 2 when a or c is 1, and being 2, 3, or 4 when a is 2; and n represents an integer of 0-6.

Abstract: Techniques disclosed herein relate to modifying refractive index modulation in a holographic optical element, such as a holographic grating. According to certain embodiments, a holographic optical element or apodized grating includes a polymer layer comprising a first region characterized by a first refractive index and a second region characterized by a second refractive index. The holographic optical element or apodized grating includes a plurality of nanoparticles dispersed in the polymer layer. The nanoparticles have a higher concentration in either the first region or the second region. In some embodiments, the nanoparticles may be configured to increase the refractive index modulation. In some embodiments, the nanoparticles may be configured to apodize the grating by decreasing the refractive index modulation proximate to sides of the grating. The refractive index may be modulated by applying a monomer reservoir buffer layer to the polymer layer, either before or after hologram fabrication.

Abstract: A forming apparatus having a degree of freedom in shaping for forming a three-dimensional structure is provided. A forming apparatus (30) forms a three-dimensional structure (5), which includes a shaped article and a colored portion that colors a surface of the shaped article, by laminating layers, and it can switch between a first operation mode dedicated to shaping the shaped article and a second operation mode of full-color coloring the surface of the shaped article using full colors simultaneously as the shaping of the shaped article.

Abstract: In one example, a control process for an additive manufacturing machine includes displacing a platform, measuring the actual displacement of the platform, determining that the actual displacement varies from a nominal displacement, and determining an amount of an agent to be applied to build material layered on the displaced platform based on the determined variation.

Abstract: The present disclosure provides a system for printing a three-dimensional object. The system may comprise an open platform configured to hold a film of a viscous liquid comprising a photoactive resin. The open platform may comprise a print window. The system may comprise a deposition head comprising a nozzle in fluid communication with a source of the viscous liquid. The deposition head may be configured to move across the platform and deposit the film over the print window. The system may use multiple viscous liquids. The system may comprise an optical source that provides light through the print window for curing at least a portion of the film of the viscous liquid. The system may comprise a controller operatively coupled to direct movement of the deposition head and projection of the light, thereby printing at least a portion of the 3D object.

Abstract: An apparatus for dispensing fluid includes a fluid source; a nozzle having an inner layer and an outer layer, the inner layer defining a bore in fluid communication with the fluid source; and a plurality of pins each moveable to be in physical contact with the outer layer, wherein the plurality of pins is operable to apply a force towards the outer layer to adjust a cross-section of the bore.

Abstract: Disclosed is a method for the photoinitiated transformation of a transformable reactive substrate. The method includes an initial step in which a protected ketone photoinitator species which is present in the substrate is deprotected to form the corresponding ketone photoinitiator species for use in a subsequent photoinitiated reaction in the method. The ketone group of the photoinitiator is protected by an unsubstituted 1,3 dioxolane group. Also disclosed are a composition which may be used in the method, the use of the protected ketone photoinitiator in a photoinitiated reaction, as well as the protected ketone photoinitiators themselves.

Abstract: A method for forming on a substrate a cross-linked layer for directing the self-assembly of a self-assembling material is provided. The method including: (a) providing a structure having the substrate; (b) providing on the substrate a layer of a photo- and thermally cross-linkable substance which, when crosslinked, is suitable for directing the self-assembly of a self-assembling material; (d) photocrosslinking the cross-linkable substance partially; and (d) cross-linking the substance further thermally, thereby forming the cross-linked layer.

Abstract: A stereolithographic object includes a first curable resin part that is provided at a position suitable for contact with a base member and one or a plurality of second curable resin parts that are provided to be in contact with the first curable resin part and to allow part of a side surface of the first curable resin part to be exposed. The first curable resin part includes resin that has a functional group number and a polymer polymerization degree that are relatively small compared with those of the second curable resin part. The one or the plurality of second curable resin parts includes resin that has a functional group number and a polymer polymerization degree that are relatively great compared with those of the first curable resin part.

Abstract: The present invention relates to a measurement device for a rotating system, the measurement device providing a first sensor arranged in the vicinity of a shaft of the rotating system, the first sensor being configured to generate a signal relating to a rotation of the shaft, and a control unit connected to the first sensor. The control unit is further configured to form a first parameter based on the signal from the first sensor, determine a current time reference, form a data package having the first parameter and a time stamp relating to the current time reference, and distribute the data package to at least one monitoring device over a network connected to the control unit. The present invention also relates to a monitoring system having the measurement device and a corresponding method for monitoring a condition of a rotating system.

Abstract: Disclosed is a method for manufacturing a flat liquid crystal display device film. According to the method for manufacturing the flat liquid crystal display device film, influence of a wiring thickness on topography of array film can be reduced. Without affecting a qualified rate of a product, a low-resistance wiring can be realized, and thus an RC delay during signal transmission of a large-sized panel can be reduced. Meanwhile, when the method is applied, a metal layer with a larger thickness relative to that of a metal layer made by a conventional method can be made. Therefore, wiring load of a large-sized panel can be reduced, resistance of signal line can be reduced. RC delay can be decreased, and display quality can be improved.

Abstract: Embodiments herein relate to curing of an epoxy using an ultraviolet (UV) laser. A volume of epoxy may be coupled to an area of a surface, and the volume of epoxy is cured and surrounded by material other than cured epoxy, where the area of the surface is substantially equal to a diameter of the UV laser beam used to cure the epoxy. Other embodiments may be described and/or claimed.

Abstract: An imprint apparatus which includes a plurality of stations in which an imprint material supplied to an imprint region on a substrate is formed using a mold and a pattern is formed in the imprint region. The imprint apparatus includes: a holder provided in each of the plurality of stations and configured to hold the substrate and to adjust a temperature of the substrate; and a controller configured to output a target value used to adjust the temperature to the holder in a station in which a pattern is formed in a substrate among the plurality of stations on the basis of a size of the imprint region and a temperature of the substrate.

Abstract: 3-D printing transfers build material and support from an intermediate transfer belt (ITB) to a platen. The build material is the same as the support material, except that the build material includes a photoinitiator and the support material does not. The platen moves to make contact with the ITB, and the ITB transfers successive layers of build material and support material each time the platen contacts the ITB. The platen and a portion of the ITB that is adjacent the platen are heated prior to the platen contacting the ITB, and the same is exposed so as to crosslink polymers of build material, without crosslinking polymers of support material. The polymers of build material being crosslinked and the polymers of support material not being crosslinked makes the support material selectively soluble in a solvent.

Abstract: A method of measuring the perimeter of a swimming pool has been developed. First, a laser measurement device with a rotary motor is placed on a tripod. Next, the device and tripod are located and leveled the laser measurement in an empty swimming pool and the scan sequence is initiated. The laser measurement device is calibrated and then begins collecting a data measurement of the distance from the side of the swimming pool to the laser measurement device. The laser measurement device is rotated laterally at a defined angle to a new position using the rotary motor and the process of collecting a new data measurement is repeated until the laser measurement device has rotated 360°.

Abstract: Provided is a three-dimensional modeling apparatus including a stage, a constraining body, a supply nozzle, an irradiation unit, and a movement mechanism. The constraining body includes a surface including a linear region along a first direction, and is opposed to the stage so that the linear region is the closest to the stage. The supply nozzle supplies a material curable by energy of an energy ray into a slit region between the stage and the linear region. The irradiation unit irradiates the supplied material with the energy ray through the constraining body. The movement mechanism moves the stage relative to the constraining body along a second direction for forming a cured layer of the material for one layer, and moves the constraining body and the stage relative to each other along a stacking direction for stacking the cured layers.

Abstract: The present invention relates to a novel ?-oximester fluorene derivative compound, a photopolymerization initiator comprising the same, and a photoresist composition.

Abstract: An electronic device may be provided with printed circuits. Electrical components may be interconnected using signal paths formed from metal traces in the printed circuits. The printed circuits may include flexible printed circuits with bent configurations. The flexible printed circuits may be provided with integral bend retention structures. A bend retention structure may be formed from a polymer layer, a solder layer, a stiffener formed from metal or polymer that is attached to flexible printed circuit layers with adhesive, a conformal plastic coating that covers exposed metal traces at a bend, a metal stiffener with screw holes, a shape memory alloy, a portion of a flexible printed circuit dielectric substrate layer with a reduced elongation at yield value, or combinations of these structures. The bend retention structure maintains a bend in a bent flexible printed circuit.

Abstract: Disclosed is a method of manufacturing a multicolor quantum dot pattern, which includes: forming a first photoresist pattern on a substrate; activating a surface of the substrate having the first photoresist pattern formed thereon; forming a first quantum dot layer on the activated substrate; generating a first quantum dot pattern by removing the first photoresist pattern; and generating a second quantum dot pattern on the same layer as the first quantum dot pattern generated on the substrate. Accordingly, various kinds of quantum dots may be easily implemented at a single substrate.

Abstract: Systems and methods that facilitate magnetic collection and/or manipulation of individual micropallets are provided. The embodiments provided herein are directed to a new method for collecting micropallets once released from a substrate. It is accomplished by endowing the micropallets with magnetic properties by incorporating ferromagnetic or superparamagnetic nanoparticles into the photoresist material or otherwise incorporating magnetically responsive material into the micropallet structure. The magnetic particles, which posses magnetic qualities, e.g., ferromagnetism, ferrimagnetism, paramagnetism, and are composed of iron, nickel, and/or other magnetic materials, are mixed into the bulk photoresist prior to its use in the fabrication of microstructures. Also covered are other methods of incorporating magnetically-attractable material into the micropallet structure, such as plating of the micropallets with a material that is magnetically responsive, such as nickel.

Abstract: Methods of forming a passivation layer on a workpiece are disclosed. These methods utilize a SiC forming polymer to form the passivation layer. In addition, while the polymer is being heated to form SiC, a second result, such as annealing of the underlying workpiece, or firing of the metal contacts is achieved. For example, the workpiece may be implanted prior to coating it with the polymer. When the workpiece is heated, SiC is formed and the workpiece is annealed. In another embodiment, a workpiece is coating with the SiC forming polymer and metal pattern is applied to the polymer. The firing of workpiece causes the metal contacts to form and also forms SiC on the workpiece.

Abstract: A microcircuit deposition system incorporates a first printing engine for depositing a dielectric on a substrate. A microwire spooling machine houses a microwire spool and incorporates a tension guide to position a microwire trace onto the dielectric layer. A second printing engine trails the microwire spooling machine to deposit a covering dielectric layer over the microwire trace.

Abstract: An additive manufacturing system and process are described. In one example of the invention, a fiber optic cable connected with an ultraviolet (UV) LED and related lens forms an accumulation tool. The cable is then merged inside a tank filled with liquid resin that is UV-curable. By controlling the on/off state of the UV-LED and the multi-axis motion of the cable, a physical model, having a desired shape, can be built by selectively curing liquid resin into solid.

Abstract: A patterning method is provided. First, a material layer is formed over a substrate. Thereafter, a plurality of directed self-assembly (DSA) patterns are formed on the material layer. Afterwards, a patterned photoresist layer is formed by using a single lithography process. The patterned photoresist layer covers a first portion of the DSA patterns and exposes a second portion of the DSA patterns. Further, the material layer is patterned by an etching process, using the patterned photoresist layer and the second portion of the DSA patterns as a mask.

Abstract: Provided is a photocurable resin composition in which curing shrinkage in photo-imprinting is suppressed, and capable of producing by photo-imprinting a structure which has high surface hardness and in which the occurrence of yellowing is suppressed even when irradiated with e.g., ultraviolet ray. The photocurable resin composition includes a (meth)acrylic monomer (A) and a photoinitiator (B), wherein the photoinitiator (B) has a combination of an alkylphenone-based photoinitiator (B1) and an acylphosphine oxide-based photoinitiator (B2), wherein a blending weight ratio (B1:B2) of the alkylphenone-based photoinitiator (B1) to the acylphosphine oxide-based photoinitiator (B2) is in the range of 1:99 to 90:10.

Abstract: The invention relates to a method of patterning a layer formed from a fixable material such as photopolymer on a surface in a desired pattern. The method involves coating selected areas of the substrate with an adhesion promoter and subsequently coating the fixable material. The fixable material is then fixed, for instance by curing by exposure to UV radiation. The adhesion promoter is adapted to have a surface energy which is designed to adhere to the substrate or selected areas thereof and also to the fixed material such that fixed material may be easily removed from areas of the substrate not coated with adhesion promoter but retained in areas where the adhesion promoter has bonded to the substrate.

Abstract: According to one embodiment, an resist material for imprinting comprises a first resin component nonvolatile at a substrate on which to form an imprinting pattern, a second resin component volatile at the substrate, and a coupling reaction initiator that promotes curing of the first resin component.

Abstract: A method for non-destructive evaluation of an article of manufacture (30) by coating the article with a temperature-sensitive coating (34), stimulating the article with energy (18) to induce temperature changes in the article responsive to features of the article, then evaluating (24) a resulting topography of energy-induced changes (50, 52, 53) in the coating (34). The energy imparted to the article may be, for example, electromagnetic, magnetic, or sonic energy that produces localized changes in temperature in the article (30) in response to features (32) of the article such as flaws or other discontinuities. The coating (34) may be a suspension of liquid crystals in a liquid, and the energy may be an application of sonic energy. The coating may be a material that hardens (42, 54) or softens (44, 56) upon a slight increase in temperature. Layers (34, 35) of different energy-sensitive coatings (38, 40) may be applied to indicate different aspects of features of the article.

Abstract: Methods for forming a multi-layered nanoscale structure by forming a stack of individual polymeric layers on a substrate are provided. Each individual polymeric layer comprises a cured polymeric material immobilizing a pattern of magnetic nanoparticles. The pattern of magnetic nanoparticles can be different within each individual polymeric layer due to their nature of formation.

Abstract: To suppress a phenomenon where an optical axis of the optically anisotropic layer is tilted when the optically anisotropic layer is produced by using a liquid crystalline compound showing smectic phase as a materials showing a higher level of orderliness. An optically anisotropic layer wherein a polymerizable composition, containing one or more polymerizable rod-like liquid crystal compound showing a smectic phase, is fixed in a state of smectic phase, and a direction of maximum refractive index of the optically anisotropic layer is inclined at 10° or smaller to the surface of the optically anisotropic layer, a method for manufacturing the same, a laminate and a method for manufacturing the same, a polarizing plate, a liquid crystal display device, and an organic EL display device.

Abstract: The present invention provides a patterned polarization converter having multiple domains that can be used to convert input linear polarized light to output light with spatially varying polarization states, including domains that produce linearly polarized light and domains that produce circular polarized light based on the patterning of the domains. A patterned polarization converter having multiple domains may be used in a polarization sensor application capable of detecting the polarization state of input light. The present invention further provides patterned radial and azimuthal polarization converters, which have utility in applications such as optical tweezers. Additionally, patterned polarization converters may be used to fabricate more patterned polarization converters having the same pattern using one-step photoalignment to copy the pattern of an existing patterned polarization converter to an unpatterned photoalignment layer.

Abstract: In one aspect, inks for use with a 3D printer are described herein. In some embodiments, an ink comprises a polymerizable material and a reactive wax comprising a saturated alkyl moiety bonded to an ethyleneically unsaturated moiety through a urethane, urea, ester, or carbonate ester linkage, wherein the ink is free or substantially free of non-reactive wax.

Abstract: An optical element includes an element main body and a plurality of sub-wavelength structures that is provided on a surface of the element main body. The sub-wavelength structures include an energy-ray-curable resin composition, and the element main body is opaque to energy rays for curing the energy-ray-curable resin composition. The surface, on which the plurality of sub-wavelength structures is provided, has a section in which scattered light is generated by scattering incident light, and intensity distribution of the scattered light is anisotropic.

Abstract: A process for application of metal on a substrate surface comprises applying a mixture of a solvent, a polymerizable monomer, and a photoinitiator on a substrate surface, wherein the photoinitiator does not form two phases together with the monomer and the solvent, i.e. it forms an amorphous mixture without any crystals. The monomer is able to polymerize to a polymer comprising at least one carboxylic group. Thereafter the solvent is evaporated. Polymerization is induced by irradiating the applied dried mixture. Ions are applied and reduced to metal and thereafter further metal can be deposited. The method can be used in industrial processes, both 2D and 3D surfaces can be coated with metal. Materials sensitive to standard grafting chemicals and/or polymers containing halogen atoms can be coated.

Abstract: A method for forming an ultra-thin membrane for use in a chemical analyzer such as a mass spectrometer includes the step of applying a sacrificial blocking layer onto a porous substrate, applying a semi-permeable membrane layer onto the sacrificial blocking layer, and removing the sacrificial blocking layer following cure of the membrane layer. In a preferred version, at least one of the blocking layer and the membrane layer are applied to the porous support by means of spin coating, though other deposition techniques can be employed.

Abstract: A molding method includes drawing cross-section elements of a three-dimensional object as a molding target on a drawing surface of a drawing stand with a liquid whose curing is precipitated by receiving activation energy as cross-section patterns; applying the activation energy to the liquid configuring the cross-section patterns in a state in which the cross-section patterns is pinched between the drawing stand and a molding stand; and detaching the cross-section patterns after being applied with the activation energy from the drawing stand and transferring the cross-section patterns to the molding stand side, wherein the drawing surface has a liquid repellent area that is an area representing liquid repellency for the liquid and a lyophilic area that is independently formed in an island shape within the liquid repellent area and is an area representing lyophillicity stronger than that of the liquid repellent area for the liquid.

Abstract: A method for coating a laboratory print media with a photo-sensitive material may include generating, at a printer, a request to label a laboratory media. The laboratory media includes applying multiple coating layers to a laboratory print media to produce a human-readable and machine-readable label within a dedicated area of the print media. The multiple coating layers include at least a material based on photo-sensitive ink that is thermally-activated, and protected by a chemical and physical protective barrier/layer. The method may further include generating, using a printing mechanism, an image within the dedicated area of the print media. The image includes a laser-based image reflecting off of the photo-sensitive ink.

Abstract: A hydraulic transfer film includes: a water-soluble substrate, a pattern-forming layer formed on the water-soluble substrate and having a water-soluble region and an oil-soluble region, an oil-soluble pattern layer formed on the pattern-forming layer, an oil-soluble base layer formed on the oil-soluble pattern layer, and an activating layer including a curable activating agent that permeates into the oil-soluble region, the oil-soluble pattern layer, and the oil-soluble base layer such that the oil-soluble region, the oil-soluble pattern layer, and the oil-soluble base layer are partly soluble in the curable activating agent. A method of forming the hydraulic transfer film and a pattern film are also disclosed.

Abstract: Microwave energy interactive material is partially coated with thermoset polymeric material. The thermoset polymeric material is cured on a first portion of the microwave energy interactive material. A second portion of the microwave energy interactive material is neither covered by nor protected by the cured thermoset polymeric material. A deactivating agent is applied to the coated microwave energy interactive material, so that the agent deactivates the second portion of the microwave energy interactive material into a microwave energy transparent area. The cured thermoset polymeric material protects the first portion of the microwave energy interactive material from the agent, so that it remains microwave energy interactive.

Abstract: Acrylate-containing compositions are photocured by mixing at least one N-oxyazinium salt photoinitiator, a photosensitizer for the N-oxyazinium salt, an N-oxyazinium salt efficiency amplifier, an aromatic heterocyclic, nitrogen-containing base, and one or more photocurable acrylates to form a photocurable composition. This photocurable composition is then irradiated to effect polymerization of the one or more acrylates. This method can be carried out in oxygen-containing environments.

Abstract: Provided is a photocatalytic air purification vehicle wrap for at least partially covering an exterior surface of a vehicle. The vehicle wrap comprises a film or laminate material comprising a first surface area and a second surface area, the first surface area adapted to adhere to the exterior surface of the vehicle. The vehicle wrap further comprises a coating layer disposed on the second surface, the coating layer comprising a titanium dioxide solution cured onto the film or laminate material with ultraviolet radiation, wherein the coating layer is an outermost layer of the vehicle wrap such that the cured titanium dioxide solution is exposed to air surrounding the vehicle when the first surface area is adhered to the exterior surface of the vehicle.

Abstract: The present invention relates to a method for manufacturing a film laminate and to a film laminated formed by the method. The method comprises the steps of: applying a photocurable composition to a first base film; and irradiating light from a UV LED in order to harden the photocurable composition, wherein the first base film has a transmittance of approximately 50% or higher at the emission wavelength of the UV LED.

Abstract: The present invention relates to a method for producing matt and scratch-resistant coatings that takes place under exposure to actinic radiation on coating systems containing activated double bonds under radical polymerisation.