Abstract: The present invention provides a zirconia sintered body and a method of production thereof that exhibit excellent flexural strength, fracture toughness, and translucency according to the yttria content. The present invention relates to a zirconia sintered body comprising zirconia particles, and satisfying A15/A50<0.60 (wherein A15 represents the particle diameter of when the cumulative area of zirconia particles reaches 15% of the total area, and A50 represents the particle diameter of when the cumulative area of zirconia particles reaches 50% of the total area in a SEM photograph of the zirconia sintered body when the area of each zirconia particle is calculated and the calculated areas are accumulated in sequence from particles with smaller areas, where the total area represents the sum of the areas of the zirconia particles in the SEM photograph).

Abstract: The present invention provides a support for a lithographic printing plate, from which a lithographic printing plate precursor having excellent scratch resistance can be obtained by combining the support with an image recording layer, a lithographic printing plate precursor, and a method of producing a lithographic printing plate. The support for a lithographic printing plate according to the present invention, including an aluminum plate, and an anodized aluminum film disposed on the aluminum plate, in which a plurality of projections are present on a surface of the support for a lithographic printing plate on a side of the anodized film, an average value of equivalent circular diameters of the projections in a cut surface at a position that is 0.5 ?m greater than a position of the projections with an average height is in a range of 3.0 to 10.0 ?m, and a density of the projections with a height of 0.

Abstract: The present invention provides a dental ceramic coloring liquid with which a decrease in the mechanical strength of a dental ceramic after sintering can be reduced, and that can impart masking properties while having good preservation stability. The present invention relates to a dental ceramic coloring liquid comprising an organosilicon compound. The organosilicon compound is preferably hydrophilic. The organosilicon compound is preferably a silicone compound. The organosilicon compound is preferably an alkylsilane compound.

Abstract: The present invention provides a method of production of a zirconia sintered body by which a zirconia molded body or zirconia pre-sintered body having a plurality of layers containing different amounts of stabilizer is sintered in a short time period to produce a zirconia sintered body having hardly noticeable stripes between layers differing in yttria content. The present invention relates to a method for producing a zirconia sintered body, comprising a firing step of firing a zirconia molded body or a zirconia pre-sintered body, the zirconia molded body or the zirconia pre-sintered body comprising a plurality of layers containing a stabilizer, the plurality of layers including layers having different stabilizer contents, the firing step comprising at least three stages of temperature-increasing process including a first temperature-increasing step (H1), a second temperature-increasing step (H2), and a third temperature-increasing step (H3), the method satisfying HR2=more than 0° C.

Abstract: An object of the present invention is to provide a lithographic printing plate precursor from which a lithographic printing plate with excellent oil-based cleaner printing durability is obtained, a method of producing a lithographic printing plate, a printing method, and a method of producing an aluminum support. The lithographic printing plate precursor of the present invention is a lithographic printing plate precursor including an aluminum support, and an image recording layer disposed on the aluminum support, in which the aluminum support includes an aluminum plate and an anodized aluminum film disposed on the aluminum plate, the image recording layer is disposed on the aluminum support on a side of the anodized film, and an area ratio of projections with a height of 0.

Abstract: A method for producing a zirconia sintered body includes: heating a zirconia molded body or a zirconia pre-sintered body, the heating includes a temperature increasing step, and a rate of temperature increase in a temperature region from a temperature at which the zirconia starts to shrink to a temperature at which the zirconia finishes shrinking in the temperature increasing step is adjusted to enable the zirconia molded body or the zirconia pre-sintered body to shrink at substantially a constant rate during temperature increase in each of zones of when the temperature region is evenly divided into a plurality of zones of specific temperature ranges.

Abstract: An apparatus, system, and method, each of which: acquires sound data generated from a plurality of sound signals collected at a plurality of microphones; acquires, from one or more sensors, a result of detecting a position of the sound recording apparatus at a time point during a time period when the plurality of sound signals is collected; and stores, in a memory, position data indicating the position of the sound recording apparatus detected at the time point, and sound data generated based on a plurality of sound signals collected at the microphones at the time point at which the position was detected, in association with each other.

Abstract: Provided is a lithographic printing method including a preparing step of preparing a lithographic printing plate precursor which includes an aluminum support, and an image recording layer containing an acid color developing agent and an acid generator on the aluminum support, an exposing step of exposing the lithographic printing plate precursor, a developing step of supplying acidic dampening water to the exposed lithographic printing plate precursor and removing a non-image area of the image recording layer, and a printing step, in which the aluminum support includes an anodized aluminum film, the anodized film has micropores, and a value ?S is 15% or greater and 60% or less.

Abstract: An object of the present invention is to provide a lithographic printing plate precursor which has excellent on-press developability and is capable of suppressing generation of slip stains and from which a lithographic printing plate with satisfactory printing durability is obtained, and a method of producing a lithographic printing plate and a printing method using the lithographic printing plate precursor.

Abstract: The present invention provides a method that is for producing a zirconia sintered body and by which a zirconia molded body or a zirconia pre-sintered body is sintered in a short period of time, the zirconia sintered body reproducing an aesthetic requirement and strength of an ideal dental prosthesis at the same levels as those of a zirconia sintered body obtained by general firing.

Abstract: A projection optical system that enlarges and projects an image displayed on an image display includes: a first optical system; and a second optical system. The projection optical system is a monofocal lens or a zoom lens. The first optical system and the second optical system are arranged, in order starting with the first optical system, from an enlargement side of the projection optical system. The second optical system forms an intermediate image of the image between the first optical system and the second optical system. The first optical system enlarges and projects the intermediate image. The first optical system includes: a first-A optical system and a first-B optical system in order from the enlargement side; and a reflecting optical element that bends a light path between the first-A optical system and the first-B optical system.

Abstract: A projection optical system that enlarges and projects an image displayed on an image display includes: a first optical system; and a second optical system. The projection optical system is a monofocal lens or a zoom lens. The first optical system and the second optical system are arranged, in order starting with the first optical system, from an enlargement side of the projection optical system. The second optical system forms an intermediate image of the image between the first optical system and the second optical system. The first optical system enlarges and projects the intermediate image. The first optical system includes: a first-A optical system and a first-B optical system in order from the enlargement side; and a reflecting optical element that bends a light path between the first-A optical system and the first-B optical system.

Abstract: The present invention provides a lithographic printing plate precursor that enables a lithographic printing plate formed therefrom to have excellent image visibility and a long press life, as well as a lithographic printing plate manufacturing method and a printing method.

Abstract: A projection optical system that enlarges and projects an image displayed on an image display includes: a first optical system; and a second optical system. The projection optical system is a monofocal lens or a zoom lens. The first optical system and the second optical system are arranged, in order starting with the first optical system, from an enlargement side of the projection optical system. The second optical system forms an intermediate image of the image between the first optical system and the second optical system. The first optical system enlarges and projects the intermediate image. The first optical system includes: a first-A optical system and a first-B optical system in order from the enlargement side; and a reflecting optical element that bends a light path between the first-A optical system and the first-B optical system.

Abstract: A processing apparatus includes a chamber main body; a stage having therein a first passage for coolant and a space communicating with the first passage; a first pipeline having a first end portion inserted into the space to be connected to the first passage and a second end portion connected to a coolant supply mechanism; and a first sealing member provided at a gap between a wall surface confining the space and the first end portion. A second passage having one end and the other end is formed within the stage. The one end of the second passage is connected to the gap. The first sealing member is contacted with the wall surface at a side of the first passage with respect to the second passage. The processing apparatus comprises a second pipeline connected to the other end thereof; and a detecting device connected to the second pipeline.

Abstract: An object of the present invention is to provide a method for manufacturing an aluminum plate which is simple, is high in productiveness, allows the use of arbitrary aluminum materials, and can be suitably used for collectors having excellent adhesiveness to active material layers, a collector for a storage device, and a storage device. The method for manufacturing an aluminum plate of the present invention is a method for manufacturing an aluminum plate having an aluminum substrate having a plurality of through holes in a thickness direction, including an oxidized film-forming step of forming an oxidized film by carrying out an oxidized film-forming treatment on a surface of the aluminum substrate having a thickness in a range of 5 ?m to 1,000 ?m and a through hole-forming step of forming through holes by carrying out an electrochemical dissolution treatment after the oxidized film-forming step.

Abstract: An apparatus, system, and method, each of which: acquires sound data generated from a plurality of sound signals collected at a plurality of microphones; acquires, from one or more sensors, a result of detecting a position of the sound recording apparatus at a time point during a time period when the plurality of sound signals is collected; and stores, in a memory, position data indicating the position of the sound recording apparatus detected at the time point, and sound data generated based on a plurality of sound signals collected at the microphones at the time point at which the position was detected, in association with each other.

Abstract: A lithographic printing plate precursor, a lithographic printing plate manufacturing method, a printing method and an aluminum support manufacturing method enable the resulting lithographic printing plate to have a long tiny dot press life. The lithographic printing plate precursor includes an aluminum support and an image recording layer. When measured over a 400 ?m×400 ?m region of a surface of the aluminum support on the image recording layer side using a three-dimensional non-contact roughness tester, pits with a depth from centerline of at least 0.70 ?m are present at a density of at least 3,000 pits/mm2. A surface area ratio ?S is not less than 35%, where ?S is determined using an actual area Sx obtained, through three-point approximation, from three-dimensional data acquired by measurement at 512×512 points in 25 ?m square of the surface of the aluminum support on the image recording layer side.

Abstract: A projection optical system that enlarges and projects an image displayed on an image display includes: a first optical system; and a second optical system. The projection optical system is a monofocal lens or a zoom lens. The first optical system and the second optical system are arranged, in order starting with the first optical system, from an enlargement side of the projection optical system. The second optical system forms an intermediate image of the image between the first optical system and the second optical system. The first optical system enlarges and projects the intermediate image. The first optical system includes: a first-A optical system and a first-B optical system in order from the enlargement side; and a reflecting optical element that bends a light path between the first-A optical system and the first-B optical system.