|| List of recent Ultraviolet-related patents
| Wafer packaging method|
A wafer packaging method includes the following steps. A wafer having a plurality of integrated circuit units is provided.
| Double-mask photolithography method minimizing the impact of substrate defects|
In the field of photolithography and, notably, photolithography in the extreme ultraviolet, a photolithography method is provided in which a first mask blank is produced that can have defects, an individual mapping of the positions of the defects of this mask blank is established using an inspection machine, and, for each defect, an exclusion zone is defined around the defect. Then, two complementary masks are produced, one with the first mask blank and with the desired design pattern, except in the exclusion zones, the latter being black, the other with a second mask blank and with the desired design pattern parts in the exclusion zones, all the rest of the second mask being black.
| Light-reflective photomask and mask blank for euv exposure, and manufacturing method of semiconductor device|
According to one embodiment, a light-reflective photomask including a circuit pattern area, and an outside area positioned outside the circuit pattern area includes a substrate, a low-reflectivity layer provided in both the circuit pattern area, and the outside area, formed on the substrate, including at least a conductive layer, and comprising a first reflectivity for deep ultraviolet light, a multilayer reflection layer provided in the circuit pattern area, and formed on the low-reflectivity layer, and a light-absorber provided in the circuit pattern area, formed on the multilayer reflection layer, including a circuit pattern, and comprising a second reflectivity for deep ultraviolet light. The first reflectivity is lower than or equal to the second reflectivity..
| Member for vehicle and manufacturing process for the same|
A member for vehicle according to the present invention includes a resinous substrate, and a protective film being formed on a surface of the resinous substrate partially at least. The protective film is made by curing a curing-type coating-agent composition containing: component (a) (e.g., an isocyanuric ring-containing urethane (meth)acrylate compound) in an amount of from 20 to 80 parts by mass; component (b) (e.g., an isocyanuric ring-containing tri(meth)acrylate compound free from any urethane bond) in an amount of from 10 to 70 parts by mass; component (c) (e.g., a reaction product) between a colloidal silica and an alkoxysilane compound having a maleimide group) in amount of from 1 to 35 parts by mass; a radical-polymerization initiator serving as component (d) in an amount of from 0.1 to 10 parts by mass; an ultraviolet absorber serving as component (e) in an amount of from 1 to 12 parts by mass; and an organic solvent serving as component (f) in an amount of from 10 to 1,000 parts by mass; with respect to a sum of the component (a), the component (b), and the component (c) being taken as 100 parts by mass.
| Corrosion inhibitor injecting method|
A method for injecting a corrosion inhibitor injecting an oxidant and an anticorrosive agent-ph adjusting agent complex including an anticorrosive agent and a ph adjusting agent adsorbed on a surface of the anticorrosive agent into high temperature water in contact with a surface of a metal structural material and irradiating the high temperature water with a radioactive ray or an ultraviolet ray, wherein the anticorrosive agent of the anticorrosive agent-ph adjusting agent complex has, on the surface of the anticorrosive agent, an active site where the ph adjusting agent reacts with the oxidant, and the ph adjusting agent present on the surface of the anticorrosive agent of the anticorrosive agent-ph adjusting agent complex and/or in the high temperature water is oxidized with the oxidant by the irradiation with the radioactive ray or the ultraviolet ray to change ph adjusting ability of the ph adjusting agent and shift a ph of the high temperature water to a neutral side, and thereby deposition of the anticorrosive agent 11 to the metal structural material 65 is accelerated.. .
| Method for forming titanium oxide film on surface of molded product composed of glass|
In a method for forming a titanium oxide film, with which a titanium oxide film can be formed on a surface of a glass base material, a surface of a molded product composed of a glass is irradiated with ultraviolet light in an air atmosphere in step 0. In step 1, the base material is immersed in a mixed liquid of an aqueous solution of titanium chloride and a nitrite ion-containing aqueous solution.
| Method for smoothing cannula bevel heel|
A method for smoothing sharp areas on the bevel heel of a cannula comprises initially grinding a cannula end portion to form a bevel with a distal tip and an axially opposite heel. An ultraviolet-curable adhesive is applied to the heel.
| Composition having a reduced exotherm in actinic curing of urethane (meth)acrylate oligomers on fingernails|
A nail coating composition having a reduced exotherm during actinic curing of the coating on a nail. The composition may include a curable resin, a monomer, a photoinitiator, a chemical filter capable of absorbing ultraviolet (uv) light and reducing exotherm, and an additive..
| Bioactive compositions from theacea plants and processes for their production and use|
The present invention relates to isolated bioactive compositions containing bioactive fractions derived from theacea plants. The present invention also relates to bioactive topical formulations containing the bioactive compositions.
| Ultraviolet autonomous trolley for sanitizing aircraft|
A mobile body is configured to travel over a surface inside an aircraft cabin. A source of uv radiation is mounted to the mobile body and configured to direct uv radiation to the surface at a predetermined dosage.
| Optical density monitor and comparator systems and methods|
The present disclosure relates generally to systems and methods for determining the absorption coefficient and the optical density of a fluid as they relate to the wavelength of incident radiation. Specifically, ultraviolet light-emitting diodes (uv leds) or the like that emit ultraviolet (uv) radiation or the like are used as sources for irradiating the interior of an integrating chamber that is designed to increase the path length of the radiation through the fluid, thus enhancing the detection limits of the absorption coefficient and the optical density according to beer's law..
| Pecvd films for euv lithography|
Provided herein are multi-layer stacks for use in extreme ultraviolet lithography tailored to achieve optimum etch contrast to shrink features and smooth the edges of features while enabling use of an optical leveling sensor with little or reduced error. The multi-layer stacks may include an atomically smooth layer with an average local roughness of less than a monolayer, and one or more underlayers, which may be between a target layer to be patterned and a photoresist.
| Light-emitting element having nitride semiconductor multiquantum barrier, and process for production thereof|
An al0.95ga0.05n:mg (25 nm) single electron barrier can stop electrons having energy levels lower than the barrier height. Meanwhile, a 5-layer al0.95ga0.05n (4 nm)/al0.77ga0.23n (2 nm) mqb has quantum-mechanical effects so as to stop electrons having energy levels higher than the barrier height.
| Target supply device and extreme ultraviolet light generation apparatus|
A target supply device 4 may include a tank 51, formed of a metal, that holds a target material, an insulating member 62 that makes contact with at least part of the periphery of the tank 51, and a heater 58 that is separated from the tank 51 and heats the tank 51 via the insulating member 62.. .
| Systems and methods for implementing virtual customer replaceable unit monitors for solid ink customer replaceable units in managed print service environments|
A system and method are provided for implementing virtual customer replaceable unit monitors (crums) for solid ink customer replaceable units (crus) that are used in image forming devices, particularly in managed print service environments. Molded products, including solid ink elements, are marked to aid in generally effecting identification and/or authenticity verification, and/or in specifically effecting compatibility matching in an image forming device in which the solid ink crus are used.
| Machining of fusion-drawn glass laminate structures containing a photomachinable layer|
Methods for machining glass structures may be performed on fusion-drawn glass laminates having a core layer interposed between a first cladding layer and a second cladding layer. The core layer may be formed from a core glass composition having a core photosensitivity, the first cladding layer may be formed from a glass composition having a photosensitivity different from the core photosensitivity, and the second cladding layer may be formed from a glass composition having a photosensitivity different from the core photosensitivity.
| Portable curing device for fingernails|
There is provided a portable curing device for fingernails that dries and cures a curable material painted on fingernails or toenails by emitting ultraviolet rays to the fingernails or toenails. In a conventional ultraviolet curing device, since a volume of the ultraviolet lamps is large, it is not easy to carry, and since a size of a space into which the finger is inserted is constant, the conventional ultraviolet curing device is not variously used.
|Process of manufacturing of the catalytic layer of the counter-electrodes of dye-sensitized solar cells|
A process of manufacturing the catalytic layer of the counter-electrodes of dye-sensitized solar cells is described. The process has the following steps: depositing a catalyst precursor paste or precursor solution layer over the counter-electrodes conductive and transparent substrates, by screen printing, doctor blade, spin coating or brush,and irradiating the catalyst precursor paste or precursor solution layer with a continuous wave or pulsed laser beam having a wavelength in the range of infrared, visible, or ultraviolet, thus curing the precursor and forming a catalyst layer over the conductive and transparent counter-electrode substrates..
An optical apparatus comprises an ultraviolet light source (100) configured to transmit the ultraviolet light to a sample (102), one or more wavelength dependent beam splitters (104) and at least two separate detectors (106, 108). Each beam splitter (104) receives, from the sample (102), a band of excitating ultraviolet light and at least one band of fluorescence associated with an interaction between the excitating ultraviolet light and the sample (102) in the optical path through the sample (102), directs the band of excitating ultraviolet light passed through the sample (102) towards a first detector (106), and directs the at least one band of the fluorescence towards at least one separate detector (108).
|Composite edentulous space filler for dental applications|
A device that is useful in forming an occupation for an edentulous space, and a method of forming the device. The device is formed by filling a tube with an ultraviolet (uv) light curable composite, and subsequently curing the light curable composite in situ.
|System and method for adjusting seed laser pulse width to control euv output energy|
A method and apparatus for controlling the seed laser in a laser produced plasma (lpp) extreme ultraviolet (euv) light system are disclosed. In one embodiment, a seed laser generates both pre-pulses and main pulses which are amplified and irradiate a target material.
A recording apparatus including a recording head that discharges uv ink onto a recording material and an ultraviolet light irradiation unit that irradiates ultraviolet light to the discharged uv ink so as to harden the uv ink; further includes a failure diagnostic unit that diagnoses a failure condition of the ultraviolet light irradiation unit and a controller that controls operations of the recording head, the ultraviolet light irradiation unit, and the failure diagnostic unit. Further, the controller is so configured as to change the operation mode of the recording apparatus to a failure-state mode when the ultraviolet light irradiation unit has been diagnosed as a failure by the failure diagnostic unit..
|Diffractive optical element and method for manufacturing same|
An element includes a first resin layer and a second resin layer disposed between a first glass lens substrate and a second glass lens substrate, a boundary surface between the first resin layer and the second resin layer having a diffraction grating shape including a plurality of inclined surfaces and wall surfaces. The second resin layer is composed of a fluororesin in which fine metal oxide particles are dispersed.
|Light solidifying device having a magnetic slide cover|
Nail gel curing devices emitting ultraviolet light, as well as methods of their making and use are disclosed. The devices are useful for curing, inter alia, acrylic compositions, more particularly, acrylic nail gel compositions, and typically employ ultraviolet and/or visible light emitting diodes (“led”) to cure such ultraviolet and/or visible light curable nail gel resins..
|Method and device for measuring the concentration of extinguishing agent in a fire zone|
A device for measuring, on an aircraft, the extinguishing agent concentration of a gaseous mixture. The device includes an ultraviolet radiation detector for generating an output signal that is a function of the concentration of the agent in the gaseous mixture and an electronic circuit for determining the concentration as a function of said output signal.
|Methods and apparatus for use with extreme ultraviolet light having contamination protection|
An apparatus for use with extreme ultraviolet (euv) light comprising a) a duct having a first end opening, a second end opening and an intermediate opening intermediate the first end opening the second end opening, b) an optical component disposed to receive euv light from the second end opening or to send light through the second end opening, and c) a source of low pressure gas at a first pressure to flow through the duct, the gas having a high transmission of euv light, fluidly coupled to the intermediate opening. In addition to or rather than gas flow the apparatus may have a) a low pressure gas with a heat control unit thermally coupled.
|Optical detection of lipids|
Blood separation systems and methods are provided for detecting lipids in plasma that has been separated from a plasma-containing fluid, such as blood. The system includes a fluid processing region in which a plasma-containing fluid is separated into plasma and other fluid components.
|Method and system for treating water|
Aspects of embodiments relate to a method for treating water received at a treatment system. The method may include reducing the hardness of the water by subjecting the water to electrolysis by an electrolytic hardness reducer; and substantially removing disinfectant from the water by irradiating the water with ultraviolet light by a uv disinfectant reducer.
|Seawater desalination method|
A seawater desalination method of the present invention includes the steps of obtaining ultrafiltration membrane-treated water by subjecting seawater (2) to an ultrafiltration membrane treatment; obtaining membrane bioreactor-treated water by subjecting organic wastewater (1) to a membrane bioreactor treatment; obtaining mixed water by mixing the ultrafiltration membrane-treated water and the membrane bioreactor-treated water; obtaining ultraviolet irradiation-treated water by subjecting the mixed water to an ultraviolet irradiation treatment; and subjecting the ultraviolet irradiation-treated water to a reverse osmosis membrane treatment.. .
|Dome cover supporter|
A dome cover supporter is capable of improving durability of a product and extending a life span thereof by preventing roof panels from protruding upwardly by supporting a dome cover used in a storage tank, achieving resistance against a load by decreasing surface roughness, and extending a life span by preventing gaskets from being exposed to ultraviolet rays. The dome cover supporter includes a supporter including supporter main body formed in a vertical direction, a base formed in lower portion of the supporter main body to support the supporter main body against the ground, and horizontal extending pieces bent in an upper portion of the supporter main body to be extended; and a fixing member fastened to an upper portion of the supporter to maintain a seal by fixing and pressing roof panels..
|Carbon black, rubber composition and pneumatic tire|
The present invention provides carbon black, the standard deviation σ of aggregate size distribution of which is obtained by alight scattering method using an ultraviolet ray, the standard deviation σ satisfying the expression (1): σ<−48.7×(24m4dbp/dst)+161.8 (1). In the expression (1), 24m4dbp represents the dibutyl phthalate absorption number (cm3/100 g) of compressed sample, and dst (nm) is a stokes' equivalent diameter providing the mode in aggregate size distribution obtained by a centrifugal sedimentation method.
|Curing-type coating-agent composition|
A curing-type coating-agent composition according to the present invention contains: component (a) (e.g., an isocyanuric ring-containing urethane (meth)acrylate compound) in an amount of from 20 to 80 parts by mass; component (b) (e.g., an isocyanuricring-containing tri(meth)acrylate compound free from any urethane bond) in an amount of from 10 to 70 parts by mass; component (c-1) (e.g., a reaction compound between a colloidal silica and an alkoxysilane compound having a maleimide group) in amount of from 1 to 35 parts by mass, or component (c-2) (e.g., a specific organosilicon compound) in an amount of from 5 to 35 parts by mass; a radical-polymerization initiator serving as component (d) in an amount of from 0.1 to 10 parts by mass; an ultraviolet absorber serving as component (e) in an amount of from 1 to 12 parts by mass; and an organic solvent serving as component (f) in an amount of from 10 to 1,000 parts by mass; with respect to a sum of the component (a), the component (b), and the component (c-1) or the component (c-2) being taken as 100 parts by mass. The aforementioned composition demonstrates excellent wear resistance and weatherability as a coating agent for plastic substrate, or the like, which is employed outside..
|Polyetherimide polycarbonate blends|
The disclosure relates to compositions exhibiting a uv resistance of Δe ranging from more than 0 to less than or equal to 10 units after exposure to ultraviolet light for 300 hours, per astm d-4459 protocol. The compositions can include at least 15 wt % of a polyetherimide; at least 35 wt % of a polycarbonate; a polyetherimide siloxane; and optionally, at least one uv stabilizer.
|Inhibitor for corneal epithelial cell death, inhibitor characterized by combining hyaluronic acid and flavin adenine dinucleotide|
A combination of hyaluronic acid or a salt thereof and flavin adenine dinucleotide or a salt thereof can be an inhibitor for corneal epithelial cell death induced by ultraviolet irradiation and/or dryness because it significantly inhibits the decline of the number of living cells in corneal epithelial cells induced by ultraviolet irradiation or dryness.. .
|Methods and apparatus for building complex 3d scaffolds and biomimetic scaffolds built therefrom|
A novel method for building complex three-dimensional scaffolds for biomimetic applications such as in vitro organ growth, using a gelatin/sugar/water gel, ultraviolet radiation, and heat or enzyme is described. The method produces gelatin-sugar hydrogels demonstrating greater thermal stability, mechanical strength, and resistance to enzymatic degradation.
|Anti-reflective coating for photolithography and methods of preparation thereof|
Anti-reflective coating materials for ultraviolet photolithography include at least one absorbing compound and at least one material modification agent, such as at least one porogen, at least one high-boiling solvent, at least one capping agent, at least one leveling agent, at least one catalyst, at least one replacement solvent, at least one ph tuning agent, and/or a combination thereof that are incorporated into inorganic-based materials or inorganic compositions and/or compounds. Suitable absorbing compounds.
|Film-forming material, group iv metal oxide film and vinylenediamide complex|
An object of the present invention is to provide a method for producing a group iv metal oxide film useful as a semiconductor element or an optical element at a low temperature. The present invention relates to a method for producing a group iv metal oxide film, comprising coating a surface of a substrate with a film-forming material dissolved in an organic solvent, and subjecting the substrate to a heat treatment, an ultraviolet irradiation treatment, or both of these treatments, wherein a film-forming material obtained by reacting a vinylenediamide complex having a specific structure with an oxidizing agent such as oxygen gas, air, ozone, water and hydrogen peroxide is used as the film-forming material..
|Quantum dot-fullerene junction based photodetectors|
A photodetector includes one or more photodiodes and a signal processing circuit. Each photodiode includes a transparent first electrode, a second electrode, and a heterojunction interposed between the first electrode and the second electrode.
|Continuous-flow solar ultraviolet disinfection system for drinking water|
Potable drinking water is a scarce resource in many parts of developing countries, especially rural areas. Due to limited financial means of these countries, low cost point-of-use systems are thought to be appropriate technology to treat water.
|Metrology and methods for detection of liquid|
One embodiment relates to an apparatus comprising a light source adapted to transmit light through a liquid, and a detector adapted to detect an intensity of the light after it passes through the liquid. The apparatus may also include a device to process data relating to the intensity of the infrared light and compare the processed data to predetermined control data.
|Ballast water tank recirculation treatment system|
Apparatus is provided having a signal processor or signal processing module configured to receive signaling containing information about the quality of water in a ballast water tank recirculation treatment system, e.g., in a vessel, boat or ship; and determine information about a variable fluorescence treatment to the water in the ballast water tank recirculation treatment system, based at least partly on the signaling received, as well as provide corresponding signaling containing information about the variable fluorescence treatment. The apparatus may include a variable fluorescence device configured to receive the corresponding signaling and provide the variable fluorescence treatment, including providing ultraviolet (uv) light to the water in the ballast water tank recirculation treatment system..
|Attraction device, insect-capturing apparatus and insect-capturing method|
By plates (31, 32) having different colors, an edge is formed in the vertical direction along the boundary between the plates (31, 32). Further, as materials of the plates (31, 32), a material which primarily transmits ultraviolet light having a wavelength of about 370 nm and a material which primarily transmits green light having a wavelength of about 520 nm are used.
|Method of using medical implants|
Disclosed herein is a method of using a medical implant in a subject. The method comprises treating a medical implant with ultraviolet light (uv) in a closed environment, causing the temperature of the medical implant to be between room temperature (rt) and about 37° c., and immediately, and placing the implant of a temperature from about the room temperature to about 37° c.
|Method for processing sample and sample processing apparatus|
Long-period roughness in patterned resist is reduced in a manufacturing process of a sample such as a semiconductor device. A method for processing a sample to be processed, with patterned resist, in a sample processing apparatus includes: disposing the sample to be processed, with the patterned resist on the stage in the processing chamber; supplying silicon tetrachloride (sicl4) or hydrobromide (hbr) into the processing chamber as processing gas; holding the pressure of the processing chamber in the range of 1 pa to 10 kpa; exciting the processing gas by irradiating the vacuum ultraviolet light having a wavelength of 200 nm or less to the processing gas; reacting an element contained in the excited processing gas with the pattern resist of the sample, and curing the resist..
|Method for producing pressure-sensitive adhesive sheet having ultraviolet-ray curing-type acrylic pressure-sensitive adhesive layer|
Provided is a method for producing a pressure-sensitive adhesive sheet having an ultraviolet-ray curing-type acrylic pressure-sensitive adhesive layer that has a high conversion per unit amount of light, is excellent in productivity, and is also excellent in balance between pressure-sensitive adhesive performances. The method includes: a pressure-sensitive adhesive layer forming step in which the composition is irradiated with and cured by ultraviolet rays to form a pressure-sensitive adhesive layer; wherein an ultraviolet lamp that radiates the ultraviolet rays in the pressure-sensitive adhesive layer forming step is an led lamp; the ultraviolet rays are radiated intermittently; and the time of bright periods when the ultraviolet rays are radiated is from 1 second to 30 seconds, and the time of dark periods when the rays are not radiated is from 0.1 timed to 20 times the time of the bright periods..
|An ozone generator|
An ozone generator comprising an ultraviolet light source and a housing defining a space around the ultraviolet light source. The housing is configured to direct a gas comprising oxygen through an ozone generation zone in which the gas containing oxygen is exposed to ultraviolet light.
|Methods and arrangements for frequency shift communications|
Embodiments relate to communicating data by varying a frequency of an amplitude modulated light source. Embodiments may comprise logic such as hardware and/or code to vary a frequency of an amplitude-modulated electromagnetic radiator such as a visible light source, an infrared light source, or an ultraviolet light source.