Abstract: An X-ray apparatus includes an X-ray radiator configured to radiate X-rays to an object and a controller configured to acquire orientation information indicating an orientation of the X-ray radiator and motion information indicating a movement of an X-ray detector configured to detect the X-rays radiated by the X-ray radiator and select the X-ray detector based on the orientation information and the motion information.

Abstract: The present invention provides a method and a kit for half coating nanoparticles. According to the present invention, nanoparticles can be half coated in a relatively simple and economical process that can replace complicated processes, such as chemical synthesis, of a conventional Janus nanoparticle-preparing method.

Abstract: An X-ray apparatus includes an X-ray radiator configured to radiate X-rays to an object and a controller configured to acquire orientation information indicating an orientation of the X-ray radiator and motion information indicating a movement of an X-ray detector configured to detect the X-rays radiated by the X-ray radiator and select the X-ray detector based on the orientation information and the motion information.

Abstract: Disclosed is an electrostatic field water treatment apparatus comprising: a high voltage unit to which a high voltage is to be supplied, and an earth ground unit connected to an earth ground and used as a pipe through which water is to pass, wherein the high voltage unit is disposed at a central part of the earth ground unit and comprises a high voltage insulation cable to which a high voltage is to be supplied and an electrode case configured to cover the high voltage insulation cable and consisting of an insulator.

Abstract: A bottom-freezer refrigerator has an ice making compartment formed in a door thereof. Cold air formed in independent spaces of the refrigerating compartment is individually guided to the ice making compartment and the refrigerating compartment, thereby reducing power consumption and noise to be caused as the length of a fluid passage is increased. Foods are refrigerated or frozen and stored in a clean state. The foods in the refrigerating compartment are freshly stored in a high moisture state, and the door is prevented from being forcibly open.

Abstract: A semiconductor package and a method manufacturing the same are disclosed. At least one semiconductor chip is mounted on a package substrate. An insulative mold layer is formed at sides of the semiconductor chip having at least one recess in a region in which conductive connection members are formed, the recess defining one or more protrusions within the mold layer. An interposer is positioned on the protrusions with the conductive connection members connecting and providing electrical connections between conductive pads on the upper surface of the package and conductive pads on the lower surface of the package substrate. The protrusions may position the interposer in the vertical direction by defining the vertical spacing between the lower surface of the interposer and the upper surface of the package substrate. The protrusions may also position the interposer in one or more horizontal directions and/or prevent substantial movement during connecting of the interposer to the package substrate.

Abstract: Provided is a method of producing carbon nanotubes by supplying a catalyst and a carbon source to a fluidized bed reactor. The fluidized bed reactor has an expanded zone. A flow velocity (linear velocity) of a raw material supplied to the fluidized bed reactor is equal to or higher than a terminal velocity of an internal material in the fluidized bed reactor.

Abstract: A method of producing carbon nanotubes in a fluidized bed reactor includes preparing a carbon nanotube by supplying a catalyst and a carbon source to an interior of the fluidized bed reactor having an internal pressure of 0.5 barg to 1.2 barg (gauge pressure), thereby improving the yield and purity of carbon nanotubes.

Abstract: A workstation includes a receiver configured to receive identification information of an X-ray detector from the X-ray detector; a controller configured to set assign indicator information of the X-ray detector, based on the received identification information of the X-ray detector; an output unit configured to display the set assign indicator information of the X-ray detector; and a transmitter configured to transmit the set assign indicator information of the X-ray detector to the X-ray detector. The X-ray detector includes a transmitter configured to transmit the identification information of the X-ray detector to the workstation; a receiver configured to receive the assign indicator information from the workstation after the transmitter transmits the identification information of the X-ray detector to the workstation; and an output unit configured to display an assign indicator based on the received assign indicator information.

Abstract: A workstation includes a receiver configured to receive identification information of an X-ray detector from the X-ray detector; a controller configured to set assign indicator information of the X-ray detector, based on the received identification information of the X-ray detector; an output unit configured to display the set assign indicator information of the X-ray detector; and a transmitter configured to transmit the set assign indicator information of the X-ray detector to the X-ray detector. The X-ray detector includes a transmitter configured to transmit the identification information of the X-ray detector to the workstation; a receiver configured to receive the assign indicator information from the workstation after the transmitter transmits the identification information of the X-ray detector to the workstation; and an output unit configured to display an assign indicator based on the received assign indicator information.

Abstract: A light emitting diode (LED) package includes a package body; an LED chip above the package body; a first wavelength conversion layer containing a first wavelength conversion material, and an upper surface portion covering a part of an upper surface of the LED chip and a lateral portion covering side surfaces of the LED chip; and a second wavelength conversion layer containing a second wavelength conversion material different from the first wavelength conversion material, and covering the first wavelength conversion layer and a remaining part of the upper surface of the LED chip.

Abstract: An X-ray apparatus and system are capable of preventing possible generation of after-images and ghost images due to partial imaging of an object by determining an order of imaging operations with respect to a plurality of partial X-ray imaging regions based on size information about portions of the object respectively represented on the plurality of partial X-ray imaging regions.

Abstract: Disclosed is a method for producing a carbon nanotube, including supplying a carbon nanotube and a catalyst to a reactor in a predetermined order or simultaneously and fluidizing them to form a fluidized bed, wherein a difference in minimum fluidization velocities (?V) according to Formula 1 below is 5 cm/s or less: [Formula 1] Difference in minimum fluidization velocities (?V, cm/s)=|Vcat?Vcntproduct| wherein Vcat is a minimum fluidization velocity of catalyst, and VCNTproduct is a minimum fluidization velocity of carbon nanotubes supplied to a reactor in the step of forming a fluidized bed.

Abstract: An X-ray detector may include a plurality of pixels on a substrate, a first insulating layer configured to cover the plurality of pixels, an electrode block configured to penetrate the first insulating layer and be in contact with the plurality of pixels, a second insulating layer on the electrode block, and a metal wire configured to penetrate the second insulating layer and be in contact with the electrode block. Each of the plurality of pixels may include a first electrode on the substrate, a photoelectronic conversion device on the first electrode, and a second electrode on the photoelectronic conversion device.

Abstract: A bottom-freezer refrigerator has an ice making compartment formed in a door thereof. Cold air formed in independent spaces of the refrigerating compartment is individually guided to the ice making compartment and the refrigerating compartment, thereby reducing power consumption and noise to be caused as the length of a fluid passage is increased. Foods are refrigerated or frozen and stored in a clean state. The foods in the refrigerating compartment are freshly stored in a high moisture state, and the door is prevented from being forcibly open.

Abstract: A light emitting diode (LED) package includes a package body; an LED chip above the package body; a first wavelength conversion layer containing a first wavelength conversion material, and an upper surface portion covering a part of an upper surface of the LED chip and a lateral portion covering side surfaces of the LED chip; and a second wavelength conversion layer containing a second wavelength conversion material different from the first wavelength conversion material, and covering the first wavelength conversion layer and a remaining part of the upper surface of the LED chip.

Abstract: A radiographic imaging apparatus and a method for controlling the same. The radiographic imaging apparatus includes a database configured to store first subject information and an imaging condition corresponding to the first subject information A controller, upon receiving second subject information regarding a subject to be image, is configured to detect an imaging condition corresponding to second subject information acquired from the database, determine a recommended imaging condition using the detected imaging condition, and determine reliability of the recommended imaging condition. A user interface (UI) is configured to display the recommended imaging condition and the reliability of the recommended imaging condition.

Abstract: Disclosed is an electrostatic field water treatment apparatus comprising: a high voltage unit to which a high voltage is to be supplied, and an earth ground unit connected to an earth ground and used as a pipe through which water is to pass, wherein the high voltage unit is disposed at a central part of the earth ground unit and comprises a high voltage insulation cable to which a high voltage is to be supplied and an electrode case configured to cover the high voltage insulation cable and consisting of an insulator.

Abstract: A semiconductor package device includes a lower package, an interposer disposed on the lower package and including a ground layer and at least one opening, and an upper package on the interposer. The lower package includes a first package substrate, a first semiconductor chip on the first package substrate, and a first molding compound layer on the first package substrate. The upper package includes a second package substrate and at least one upper semiconductor chip on the second package substrate. A heat transfer member includes a first portion disposed between the interposer and the upper package, a second portion disposed in the at least one opening of the interposer, and a third portion disposed between the interposer and the lower package.

Abstract: The present invention relates to a hemispherical polymethylmethacrylate bead, wherein the hemispherical polymethylmethacrylate bead of the invention has high adhesive property and oil absorption when applied to cosmetics, medical supply, household items, display devices, lighting fixtures, and miscellaneous goods and especially, it enables cheerful color when applied to cosmetics in comparison with spherical polymethylmethacrylate beads.