Abstract: A suction method is provided as a method of performing, by using a suction collet, suction of a Fabry-Perot interference filter including a substrate and a laminated structure that is provided on the substrate and that includes a main surface facing the side opposite to the substrate, the method including a first step of arranging the suction collet so as to face the main surface, a second step of bringing the suction collet into contact with the Fabry-Perot interference filter after the first step, and a third step of suctioning the Fabry-Perot interference filter by using the suction collet after the second step.

Abstract: The present invention is directed to an aqueous herbicidal composition comprising metribuzin, flumioxazin, pyroxasulfone, and a polyoxyethylene alkyl sulfate. The present invention is further directed to a method of controlling weeds comprising applying a composition of the present invention to the weeds or an area in need of weed control.

Abstract: A metal powder manufacturing device includes: an atomization tank; a crucible in which a molten metal is stored; a molten metal nozzle that allows the molten metal stored in the crucible to flow downward into the atomization tank; and a fluid spraying nozzle including a plurality of spraying holes that spray a fluid to an atomization tank side end part of the molten metal nozzle to pulverize a molten metal flow flowing downward from the molten metal nozzle. The molten metal nozzle includes a molten metal nozzle body and an orifice part having an inside diameter equal to or smaller than an inside diameter of the molten metal nozzle body, and a material of the orifice part is harder than a material of the molten metal nozzle body.

Abstract: A control method of a metal powder manufacturing apparatus, the metal powder manufacturing apparatus including a crucible housed in a dissolving tank, a molten metal nozzle attached to a bottom surface of the crucible, a plurality of gas injecting nozzles arranged on a periphery of the molten metal nozzle within a spray tank, and an orifice portion disposed in an upstream portion of a flow passage in the molten metal nozzle, an inside diameter of the orifice portion being equal to or more than 0.

Abstract: A metal powder production apparatus capable of easily preventing an oxide in a molten metal from entering a liquid nozzle is provided. The metal powder apparatus includes a first crucible heating and melting a melting material to generate molten metal, a first heating device heating and melting the metal in the first crucible, a stopper opening and closing a first opening provided on the bottom surface of the first crucible, an introduction pipe having one end connected to the first opening of the first crucible and leading a molten metal in the first crucible to the outside of the first crucible, a second crucible receiving the molten metal flowing out of the introduction pipe, a second heating device heating the second crucible, and a liquid nozzle provided on the bottom surface of the second crucible.

Abstract: A metal-powder producing apparatus includes a spray chamber, and a plurality of spray nozzles that liquid-spray a melted metal into the spray chamber. Each of the plurality of spray nozzles includes: a liquid nozzle that allows the melted metal to flow down into the spray chamber; and a gas-jet nozzle that has a plurality of gas-jet holes arranged around the liquid nozzle and causing a gas fluid to collide with the melted metal having flowed down from the liquid nozzle.

Abstract: The present invention is directed to an aqueous herbicidal composition comprising metribuzin, flumioxazin, pyroxasulfone, and a polyoxyethylene alkyl sulfate. The present invention is further directed to a method of controlling weeds comprising applying a composition of the present invention to the weeds or an area in need of weed control.

Abstract: The metal powder production apparatus includes: a spray tank; and a plurality of spray nozzles each including a molten metal nozzle that lets molten metal flow down into the spray tank and a gas injection nozzle that injects gas from a plurality of injection holes to the molten metal flowing down from the molten metal nozzle. The sectional area A1 [mm2] of the spray tank has a value obtained by multiplying the number n (n is an integer equal to or greater than 2) of the spray nozzles by a predetermined area value c1.

Abstract: An objective of the invention is to provide a Ni-based forged alloy article based on a superhigh precipitation-strengthening Ni-based alloy material that has mechanical properties balanced at higher level than before, and a turbine high-temperature member formed of the forged alloy article. There is provided a Ni-based forged alloy article comprising crystal grains of the ? phase and precipitation particles of the ?? phase, and having a chemical composition enabling to precipitate a ?? phase in an amount of 50-70 volume % at 700° C. within a matrix of a ? phase. The ?? phase comprises: aging precipitation ?? phase particles precipitating within the ? phase grains; and eutectic reaction ?? phase particles precipitating between/among the ? phase grains. The eutectic reaction ?? phase particles comprise a higher content of Ni and Al than the aging precipitation ?? phase particles and have an average particle size of 2 to 40 ?m.

Abstract: An imprint apparatus that forms a pattern of an imprint material on a substrate by using a mold comprising: at least one processor or circuit configured to function as a holding unit configured to hold the mold; an actuator configured to apply a force to a side surface of the mold held by the holding unit; wherein the holding unit includes a first mechanism that is able to hold the mold and is capable of limiting a motion of the mold in a direction in which the actuator applies the force; wherein the holding unit includes a second mechanism that is different from the first mechanism and that is able to hold the mold while allowing the motion of the mold in the direction in which the actuator applies the force.

Abstract: The present invention is directed to an aqueous composition comprising a mixture of epyrifenacil, flumioxazin and pyroxasulfone. The present invention is further directed to methods of controlling weeds by applying the compositions of the present invention to a weed or an area in need of weed control.

Abstract: In order to stably produce a structured article made of a metal with a complex shape, such as a turbine stator blade, while securing a sufficient mechanical strength, there is provided a method for manufacturing a cobalt-based alloy structure, the cobalt-based alloy structure including a first structure region comprising a hollow space and a second structure region filled in the hollow space. The method includes the steps of: forming the first structure region by additive manufacturing from a first cobalt-based alloy powder having a particle size distribution within a range of 5-85 ?m and in D90 within a range of 40-80 ?m; and forming the second structure region in the hollow space by hot isostatic pressing, the hollow space being filled with a second cobalt-based alloy powder with a particle size distribution within a range of 5-85 ?m and in D90 within a range of 40-80 ?m.

Abstract: The metal powder producing apparatus includes: a first gas jet nozzle that includes jet holes disposed in a bottom surface of a gas jet device so as to form first rings each, and jets gas against molten metal flowing down through the liquid nozzles; a second gas jet nozzle that includes jet holes disposed in the bottom surface of the gas jet device so as to form second rings each on an outer side of a corresponding one of the first rings, and jets gas to prevent scatter of metal particles; and a third gas jet nozzle that includes jet holes disposed in the bottom surface of the gas jet device so as to form a third ring on an outer side of the second gas jet nozzle, and jets gas against an inner wall surface of the spray chamber.

Abstract: A metal powder producing apparatus includes a spray tank, and a plurality of spray nozzles that spray a molten metal into the spray tank. Each of the plurality of spray nozzles includes a molten metal nozzle allowing the molten metal to flow down into the spray tank, and a gas jet nozzle having a plurality of jet holes that are disposed in a periphery of the molten metal nozzle and jet a gas to the molten metal flowing down from the molten metal nozzle. Each of center axes of the plurality of jet holes is deviated to either one of left side and right side relative to a center axis of the molten metal nozzle. Each of the center axes of the plurality of jet holes and the center axis of the molten metal nozzle are located at skew positions.

Abstract: A control apparatus which controls a force applied to an object, includes a driver configured to apply the force to the object, an estimator configured to estimate, based on information related to a state of the object, an estimated value of a disturbance force to be applied to the object, a corrector configured to correct, based on the estimated value, a command value provided to the driver so as to reduce an influence of the disturbance force, and a determiner configured to execute processing for determining a plurality of parameter values to be used by the estimator to obtain the estimated value based on the information.

Abstract: An objective of the invention is to provide a Ni-based forged alloy article based on a superhigh precipitation-strengthening Ni-based alloy material that has mechanical properties balanced at higher level than before, and a turbine high-temperature member formed of the forged alloy article. There is provided a Ni-based forged alloy article comprising crystal grains of the ? phase and precipitation particles of the ?? phase, and having a chemical composition enabling to precipitate a ?? phase in an amount of 50-70 volume % at 700° C. within a matrix of a ? phase. The ?? phase comprises: aging precipitation ?? phase particles precipitating within the ? phase grains; and eutectic reaction ?? phase particles precipitating between/among the ? phase grains. The eutectic reaction ?? phase particles comprise a higher content of Ni and Al than the aging precipitation ?? phase particles and have an average particle size of 2 to 40 ?m.

Abstract: In an alignment apparatus, a measurement device includes an illuminator that illuminates a first original-side mark and a second original-side mark arranged in an original and a first substrate-side mark and second substrate-side mark arranged in a substrate. The measurement device performs coarse measurement based on light beams from the first original-side mark and the first substrate-side mark by causing the illuminator to illuminate the first original-side mark and the first substrate-side mark under a first condition, and performs fine measurement based on light beams from the second original-side mark and the second substrate-side mark by causing the illuminator to illuminate the second original-side mark and the second substrate-side mark under a second condition.

Abstract: A metal powder manufacturing device includes: an atomization tank; a crucible in which a molten metal is stored; a molten metal nozzle that allows the molten metal stored in the crucible to flow downward into the atomization tank; and a fluid spraying nozzle including a plurality of spraying holes that spray a fluid to an atomization tank side end part of the molten metal nozzle to pulverize a molten metal flow flowing downward from the molten metal nozzle. The molten metal nozzle includes a molten metal nozzle body and an orifice part having an inside diameter equal to or smaller than an inside diameter of the molten metal nozzle body, and a material of the orifice part is harder than a material of the molten metal nozzle body.