Abstract: A three-dimensional printer including a printer head, a target object holding device that rotatably holds the printing target object, a three-dimensional movement supporting device that movably supports the target object holding device, and a control device, where the control device carries out a process of setting a printing target point, which is a position where the ink is to be discharged from a nozzle, an ideal landing point and an actual landing point are calculated in the relevant process, and when positions are shifted between the ideal landing point and the actual landing point, correction corresponding to a shift amount of the position is carried out to set a printing target point.

Abstract: A positive electrode for an air battery that can remarkably improve the battery performance is provided by uniformly dispersing fine Nb (Nb oxide) therein. An air battery using the positive electrode as well as a method of manufacturing the positive electrode is also provided. A positive electrode for an air battery includes an expanded graphite sheet containing expanded graphite and Nb dispersed within the sheet. It is desirable that the Nb be contained in a weight proportion of from 5 ppm to 50000 ppm with respect to the expanded graphite.

Abstract: A three-dimensional printer including a printer head, a target object holding device that rotatably holds the printing target object, a three-dimensional movement supporting device that movably supports the target object holding device, and a control device, where the control device carries out a process of setting a printing target point, which is a position where the ink is to be discharged from a nozzle, an ideal landing point and an actual landing point are calculated in the relevant process, and when positions are shifted between the ideal landing point and the actual landing point, correction corresponding to a shift amount of the position is carried out to set a printing target point.

Abstract: Provided are a method for cooperating between smart devices, which includes: Identifying, by a cloud server, a wireless access device accessed by the first smart device and registering the first smart device as an access group corresponding to the corresponding wireless access device; receiving, by the cloud server, event occurrence information from a second smart device; Determining, by the cloud server, a type of an event, an event occurrence time, and an event occurrence point as the event occurrence information; determining, by the cloud server, a group member associated with the event occurrence time and the event occurrence point among group members of the registered access group as a event group member; Determining, by the cloud server, required information depending on the type of the event and requesting the required information corresponding to the event occurrence time to the event group member; and acquiring and storing, by the cloud server, the required information from the event group member, an

Abstract: A non-contact AC voltage measurement device 100 applied to a conductor 12 of an electric wire 16, the device 100 being characterized in that a first electrode 32 is provided outside the electric wire 16, whereby a coupling capacitance 34 is formed between the conductor 12 and the first electrode 32, a parallel circuit 38 having a capacitor 40 and an opening/closing means 50 connected in parallel to the capacitor 40 is provided, the parallel circuit is connected in series to the coupling capacitance, and a first current I1 which flows through the parallel circuit 38 when the opening/closing means 50 of the parallel circuit 38 is closed and a second current I2 which flows through the parallel circuit 38 when the opening/closing means 50 is open are measured for the purpose of measuring the AC voltage 8 applied to the conductor 12.

Abstract: A linear motor has a tubular body and a rod that penetrates the tubular body in an axial direction, and is configured to displace the tubular body and the rod relative to each other in the axial direction. The linear motor includes: 12n+1 (where n is a positive integer) teeth arranged in the axial direction so as to project from an inner peripheral surface of the tubular body; 12n slots respectively formed between adjacent teeth of the plurality of teeth; 12n coils respectively disposed in the slots; and a plurality of permanent magnets held in the rod so as to be arranged in the axial direction. The respective coils are formed by being wound around an axis of the rod in an identical direction, and the number of permanent magnets positioned in the tubular body is set to 8n.

Abstract: A linear motor that displaces a tubular body and a rod relative to each other in an axial direction includes teeth arranged in the axial direction so as to project from an inner peripheral surface of the tubular body, slots formed between adjacent teeth, coils disposed in the slots, and permanent magnets provided in the rod and arranged in the axial direction. The coils are constituted by one or more first phase coils, one or more second phase coils, and one or more third phase coils. The first, second, and third phase coils are provided in the axial direction such that the first phase coil and the second phase coil are disposed at respective ends the tubular body. A total number of coil windings of the third phase coils is set to be smaller than a total number of coil windings of the first phase coils and a total number of coil windings of the second phase coils.

Abstract: A linear motor includes a tubular yoke and a rod that penetrates the yoke in an axial direction, and is configured to displace the yoke and the rod relative to each other in the axial direction. The linear motor includes a plurality of teeth arranged in the axial direction so as to project in a radial direction from an inner peripheral surface of the yoke, slots formed between adjacent teeth of the plurality of teeth, coils disposed respectively in the slots, and a plurality of permanent magnets held in the rod so as to be arranged in the axial direction. At least one of two slots positioned on outermost sides in the axial direction is configured such that a slow width thereof is narrower than the slot width of the remaining slots.

Abstract: A linear motor includes: an annular yoke; a rod that penetrates the yoke in a yoke axis direction; a plurality of teeth disposed at equal intervals in the yoke axis direction so as to project from an inner peripheral surface of the yoke; slots respectively formed between adjacent teeth of the plurality of teeth, a plurality of coils respectively disposed in the slots, and permanent magnets arranged and held in the rod in the yoke axis direction. The yoke is configured so that the slots are disposed repeatedly by a reference number determined in accordance with the number of phases of an alternating current passed through the coils, and a width adjusting unit configured to adjust a tooth width is provided in an Nth tooth from a yoke end, the Nth tooth being determined by Equation (1).

Abstract: A positive electrode for an air battery and an air battery using the positive electrode are provided, that make it possible to inhibit an electrolyte solution decrease in the battery and prevent the problems associated with the electrolyte solution decrease without causing an increase in manufacturing costs. A positive electrode for an air battery includes an expanded graphite sheet. It is desirable that the expanded graphite sheet contain expanded graphite in an amount of 80 mass % or greater. It is desirable that the expanded graphite have a bulk density of from 0.2 Mg/m3 to 2.0 Mg/m3. It is desirable that the expanded graphite sheet have a thickness of from 0.1 mm to 3.0 mm.

Abstract: A field emission device may comprise: an emitter comprising a cathode electrode and an electron emission source supported by the cathode electrode; an insulating spacer around the emitter, the insulating spacer forming an opening that is a path of electrons emitted from the electron emission source; and/or a gate electrode around the opening. The electron emission source may comprise a plurality of graphene thin films vertically supported in the cathode electrode toward the opening.

Abstract: The present invention relates to an inner sleeve for a taper collet containing a cylindrical part containing a damping alloy having a slit provided thereon, and to a cutting tool holder containing a collet chuck body, a taper collet, and the inner sleeve for a taper collet

Abstract: A material including: graphene; and an inorganic material having a crystal system, wherein a crystal plane of the inorganic material is oriented parallel to the (0001) plane of the graphene. The crystal plane of the inorganic material has an atomic arrangement of a hexagon, a tetragon, or a pentagon.

Abstract: An image processing apparatus according to an embodiment includes a first frequency image generating circuitry, a second frequency image generating circuitry, a signal detecting circuitry, and a display image generating circuitry. The first frequency image generating circuitry performs, on an object pixel of processing, processing based on a pixel value of a neighboring pixel positioned close to the pixel to generate first frequency image data including a specific contrast component and a first frequency component on image data. The second frequency image generating circuitry performs processing of subtracting the first frequency image data from the image data to generate second frequency image data including a second frequency component. The signal detecting circuitry detects a linear signal derived from a linear structural object from the second frequency image data. The display image generating circuitry generates a display image according to the linear signal detected.

Abstract: According to the present invention, a method for manufacturing a compound semiconductor comprises: forming a graphene-derived material layer on either a first selected substrate or a first selected compound semiconductor layer; forming a second compound semiconductor layer of at least one layer on at least said graphene-derived material layer, and changing the graphene-derived material layer so as to separate said second compound semiconductor layer of at least one layer.

Abstract: An egg settlement inducing substrate for shellfish includes: an iron member containing metallic iron; and a carbon member constituting an egg settlement inducing portion, wherein the carbon member is provided on an outer periphery of the iron member so that the carbon member and the metallic iron in the iron member are at least partly in contact with each other. This egg settlement inducing substrate has high and stable seed collection efficiency, and also the time for installing the egg settlement inducing substrate does not depend on the time of spawning and emergence of larvae in the settlement period.

Abstract: [Task] A method for producing dry earthworm powder, in which there is no risk of reduction of the enzymatic activity of earthworms and the enzymatic activity of the dry earthworm powder obtained therefrom is increased, is provided. [Means for Resolution] Disclosed is a method for producing dry earthworm powder, in which earthworms which have been subjected to a treatment for removing casting soil are used as a raw material to produce dry earthworm powder, the living organisms of the earthworms or crushed products thereof which have been subjected to a treatment for removing casting soil are subjected to a pressurization treatment under a pressure condition of 10 MPa to 500 MPa and a temperature condition of 0° C. to 70° C., and the earthworms or crushed products thereof after the pressurization treatment are used as a raw material of the dry earthworm powder.

Abstract: A field emission device may comprise: an emitter comprising a cathode electrode and an electron emission source supported by the cathode electrode; an insulating spacer around the emitter, the insulating spacer forming an opening that is a path of electrons emitted from the electron emission source; and/or a gate electrode comprising a graphene sheet covering the opening. A method of manufacturing a gate electrode may comprise: forming a graphene thin film on one surface of a conductive film; forming a mask layer having an etching opening on another surface of the conductive film, wherein the etching opening exposes a portion of the conductive film; partially removing the conductive film through the etching opening to partially expose the graphene thin film; and/or removing the mask layer.

Abstract: A field emission device may comprise: an emitter comprising a cathode electrode and an electron emission source supported by the cathode electrode; an insulating spacer around the emitter, the insulating spacer forming an opening that is a path of electrons emitted from the electron emission source; and/or a gate electrode around the opening. The electron emission source may comprise a plurality of graphene thin films vertically supported in the cathode electrode toward the opening.

Abstract: [Task] A method for producing dry earthworm powder, in which there is no risk of reduction of the enzymatic activity of earthworms and the enzymatic activity of the dry earthworm powder obtained therefrom is increased, is provided. [Means for Resolution] Disclosed is a method for producing dry earthworm powder, in which earthworms which have been subjected to a treatment for removing casting soil are used as a raw material to produce dry earthworm powder, the living organisms of the earthworms or crushed products thereof which have been subjected to a treatment for removing casting soil are subjected to a pressurization treatment under a pressure condition of 10 MPa to 500 MPa and a temperature condition of 0° C. to 70° C., and the earthworms or crushed products thereof after the pressurization treatment are used as a raw material of the dry earthworm powder.