Abstract: An electronic device and a method of operating the electronic device are provided. The electronic device includes an imaging device configured to obtain an image of a subject, a light source including light-emitting elements configured to emit light in different directions, and a controller configured to determine a position of the subject and a distance to the subject in the image, and control a luminance of the light-emitting elements based on the position of the subject and the distance to the subject.

Abstract: Disclosed are a granular super absorbent polymer, including particles (A) having an average diameter of 150 to 850 ?m, wherein the particles (A) includes particles (a1) having an average diameter of 500 to 850 ?m; and particles (a2) having an average diameter of 150 to 250 ?m, and the particles (a1 and a2) have a water-solubility index of 0.08 to 2.0 (represented by Equation 1), thereby it is possible to maintain a proper amount of extractables in a resin, and to exhibit excellent flow conductivity and water absorption ability in a case of being actually applied to products, without inducing any skin problem when, as well as a preparation method thereof.

Abstract: A method of manufacturing a finger electrode for a solar cell, the method including printing a conductive paste on a front surface of a substrate using a printing mask having an opening rate of about 65% or more and baking the printed conductive paste. The conductive paste includes a conductive powder, a glass frit including about 30 mol % to about 60 mol % of tellurium oxide and about 0.1 mol % to about 10 mol % of tungsten oxide, and an organic vehicle.

Abstract: The present invention relates to an antibody-drug conjugate comprising a drug conjugated to an antibody, a preparation method thereof and the use thereof.

Abstract: A composition for solar cell electrodes, a solar cell electrode, and a solar cell, the composition including silver powder; glass frit; an organic vehicle; and an epoxy group-containing silicon compound, wherein the glass frit includes bismuth and tellurium, and the organic vehicle includes a cellulose resin.

Abstract: The present disclosure relates to a method for producing a synthesis gas using a solid acid, more particularly to a method for producing a synthesis gas using a solid acid capable of remarkably decreasing production of environmental pollutants such as carbon dioxide, which includes producing hydrogen by reacting a solid acid with water and producing a synthesis gas by reacting the produced hydrogen with a carbon compound.

Abstract: The present invention relates to a catalyst for synthesizing multi-wall carbon nanotubes and, more specifically, to a catalyst for synthesizing multi-wall carbon nanotubes, capable of easily disperse the synthesized multi-wall carbon nanotubes and significantly improving conductivity, to a method for producing the catalyst, and to multi-wall carbon nanotubes synthesized by the catalyst.

Abstract: Provided is an apparatus for a mass production of microspheres and a multichannel forming device incorporatable therein. The apparatus comprises a multi-channel microsphere forming unit, a first source material reservoir containing the first source material and in fluid communication with the plurality of first microchannels, a second source material reservoir containing the second source material and in fluid communication with the plurality of second microchannels, a flow control unit configured to supply a first gas to the first source material reservoir at a first source material flow rate and to supply a second gas to a second source material reservoir at a second source material flow rate and a product reservoir for accommodating the microspheres formed from the multi-channel forming unit.

Abstract: a method and an apparatus for a large-scale production of monodisperse microspheres and biodegradable polymer-based drug delivery systems and design optimization method for the apparatus are provided. The method uses a plurality of microchips, each microchip having at least a first pathway, a second pathway and an outlet, wherein the first pathway and the second pathway merge at a cross point being one end of the outlet, and the method comprises preparing a polymer-phase solution including a degradable polymer and a water-phase solution including a surfactant, having the polymer-phase solution flow through the first pathway, having the water-phase solution flow through the second pathway, gathering a mixed solution flowing out of the outlet, and collecting the microspheres by filtering out the water-phase solution.

Abstract: An electrode composition, including a conductive powder; a glass frit; and an organic vehicle including an organic binder, a multi-functional (meth)acrylate compound, and a solvent, the multi-functional (meth)acrylate compound having a molecular weight of about 200 to about 500, and being present in an amount of about 0.15 wt % to about 2 wt % based on 100 wt % of the electrode composition.

Abstract: A method of manufacturing a finger electrode for a solar cell, the method including printing a conductive paste on a front surface of a substrate using a printing mask having an opening rate of about 65% or more and baking the printed conductive paste. The conductive paste includes a conductive powder, a glass frit including about 30 mol % to about 60 mol % of tellurium oxide and about 0.1 mol % to about 10 mol % of tungsten oxide, and an organic vehicle.

Abstract: An electronic device and a method of operating the electronic device are provided. The electronic device includes an imaging device configured to obtain an image of a subject, a light source including light-emitting elements configured to emit light in different directions, and a controller configured to determine a position of the subject and a distance to the subject in the image, and control a luminance of the light-emitting elements based on the position of the subject and the distance to the subject.

Abstract: A composition for solar cell electrodes and electrodes fabricated using the same. The composition includes silver powder; fumed silica; a glass frit; and an organic vehicle. The composition has improved contact efficiency between electrodes and a silicon wafer by introducing specific fumed silica. Solar cell electrodes fabricated using the composition exhibit minimized serial resistance, thereby providing excellent fill factor and conversion efficiency.

Abstract: A wearable device wearable on a body and a method and an apparatus for providing information by using the wearable device are provided. The wearable device includes at least two sensing units configured to sense detect biometric information of a wearer of the wearable device, and a connector electrically connecting the at least two sensing units to each other and having elasticity.

Abstract: A super-absorbent polymer satisfying Equation 1 exhibits remarkably improved shape rupture under pressure while maintaining excellent absorption ability. The super-absorbent polymer may be prepared by preparing a base resin by polymerizing a polymeric compound containing an acrylic monomer by using a polyfunctional nitroxide mediated radical polymerization initiator, substituting a terminal of the polymer prepared in the polymerization step with maleic anhydride, cross-linking each maleic anhydride terminal of different polymers prepared in the substitution step by using alkylenediamine having 2 to 8 carbon atoms, drying and grinding the base resin, and surface cross-linking the ground base resin.

Abstract: A composition for solar cell electrodes, a solar cell electrode, and a solar cell, the composition including silver powder; glass frit; an organic vehicle; and an epoxy group-containing silicon compound, wherein the glass frit includes bismuth and tellurium, and the organic vehicle includes a cellulose resin.

Abstract: A composition for solar cell electrodes includes a silver powder; a glass frit; and an organic vehicle, wherein the glass frit includes bismuth (Bi), tellurium (Te), and chromium (Cr).

Abstract: A method for an electronic device to control an object includes recognizing a first object and a second object, identifying a first attribute of the first object and a second attribute of the second object, selecting an object to control based on the first attribute and the second attribute, generating an operation signal for the selected object, and transmitting the generated operation signal to the selected object.

Abstract: Disclosed are a water-absorbing resin and a method of preparing the same, wherein absorbency under unload of the water-absorbing resin is 25 g/g or more, the absorbency under load is 20 g/g or more, and an increase in extractables at a high temperature represented by Equation 1 ranges from 1 or more but less than 3, thereby it is possible to solve a problem that gel-blocking of the water-absorbing resin is accelerated at a high temperature, and improve absorption rate and dry efficiency of the water-absorbing resin.

Abstract: A beverage composition comprising phlorotannin, a ginseng extract and caffeine, and being effective in improving work performance, such as improving concentration and fatigue, preventing sleepiness, relieving hangovers, reducing headaches and improving physical abilities.