Abstract: A laser annealing device includes a laser generator, a beam splitter, a ?/2 phase difference member, a first reflective member, and a second reflective member. The laser generator emits a laser beam. The beam splitter splits the laser beam into a first reflective light and a transmissive light. The ?/2 phase difference member changes a polarization component of the transmissive light. The first reflective member reflects the transmissive light having the changed polarization component. The second reflective member reflects the transmissive light having the changed polarization component in a way such that the transmissive light having the changed polarization component which is reflected from the first reflective member is incident to the beam splitter.

Abstract: An inkjet printing apparatus according to an embodiment includes a stage for supporting a substrate and an inkjet head disposed above the stage and discharging resin toward the stage. The stage includes a first stage part having a first thermal conductivity, and a second stage part disposed around the first stage part and surrounding at least a portion of the first stage part, wherein the second stage part has a second thermal conductivity that is greater than the first thermal conductivity.

Abstract: A pair of vision devices are supported by a base frame while spaced apart from each other in a Y-axis direction, wherein each of the pair of vision devices includes a main illuminator which obliquely emits light with respect to a normal plane of a guide roller to illuminate a target object, a sub-illuminator which illuminates the target object by emitting light to remove a shadow generated by the main illuminator, and a camera disposed between the main illuminator and the sub-illuminator. The X-axis moving unit moves X-axis stages with respect to Y-axis stages in an X-axis direction so that the vision devices move toward or away from the guide roller while supported by the X-axis stages. The Y-axis moving unit moves at least any one of the Y-axis stages with respect to the base frame in the Y-axis direction to adjust a distance between the vision devices.

Abstract: A multilayer electronic component includes a body including a capacitance forming portion including a dielectric layer and internal electrodes, and first to sixth surfaces; external electrodes disposed on the third and fourth surfaces of the body, respectively; and side margin portions disposed on the fifth and sixth surfaces of the body, respectively, wherein a Ba/Ti molar ratio of the side margin portion satisfies greater than 1.025 and less than 1.035, and is higher than a Ba/Ti molar ratio of the capacitance forming portion, wherein the number of moles of Mg based on 100 moles of Ti included in the side margin portion is greater than 1.0 mole and less than 2.0 moles, and wherein the number of moles of Sn based on 100 moles of Ti included in the side margin portion is 0.01 moles or more and less than 5.0 moles.

Abstract: Disclosed herein is a colony analysis apparatus, which cultures microorganisms collected from food subject to microbial collection on a plurality of Petri substrates and analyzes colors and the number of the cultured microorganisms by image recognition, thereby accurately determining and analyzing the contamination level of the food subject to microbial collection by an average value of the analysis.

Abstract: The present disclosure provides technology that proposes an ultra-high frequency band (mmWave band) vertical polarization antenna having a new structure applicable to a slim planar structure (e.g., a terminal).

Abstract: Provided are thermoplastic polymer particles having an aspect ratio of 1.00 or more and less than 1.05, and a roundness of 0.95 to 1.00. The thermoplastic polymer particles are formed from a thermoplastic polymer resin in a continuous matrix phase. The thermoplastic polymer particles show a peak cold crystallization temperature (Tcc) at a temperature between a glass transition temperature (Tg) and the melting point (Tm) in a differential scanning calorimetry (DSC) curve which is derived from temperature rise analysis at 10° C./min by differential scanning calorimetry.

Abstract: The present invention relates to polypropylene particles and a method for preparing same, the polypropylene particles being formed from a polypropylene resin, and having a melting index (M.I.) of 1000 g/10 min or more when the particles are re-melted under a temperature condition of 150° C. to 250° C. and a condition of atmospheric pressure to a pressure of 15 MPa.

Abstract: A method of manufacturing a graphene-tin oxide nanocomposite comprises dispersing graphene and tin oxide in an organic solvent to prepare a dispersion solution, drying the dispersion solution to obtain a powdery mixture, and irradiating the mixture with microwaves to obtain a graphene-tin oxide nanocomposite. Irradiation of graphene and tin oxide with microwaves results in the simplification of the manufacturing process of graphene-tin oxide nanocomposites and a decrease in manufacturing time and cost, and produce graphene-tin oxide nanocomposites at low temperatures. Further, the graphene-tin oxide nanocomposite with improved sensitivity to NO2 gas may be produced.

Abstract: The present invention relates to a method for preparing thermoplastic polymer particles, the method comprising the steps of: (1) extruding a thermoplastic polymer resin by means of an extruder; (2) granulating the extruded polymer resin by using an inert gas; and (3) cooling the granulated thermoplastic polymer resin, and thermoplastic polymer particles prepared thereby.

Abstract: The present invention relates to a method for manufacturing thermoplastic polymer particles, and the thermoplastic polymer particles, the method comprising the steps of: (1) extruding a thermoplastic polymer resin through an extruder; (2) spraying the extruded thermoplastic polymer resin through a nozzle and then spraying a gas to the sprayed thermoplastic polymer resin through a plurality of sprayers so as to granulate same; and (3) cooling the granulated thermoplastic polymer resin.

Abstract: The present disclosure provides technology that proposes an ultra-high frequency band (mmWave band) vertical polarization antenna having a new structure applicable to a slim planar structure (e.g., a terminal).

Abstract: Provided is a method for manufacturing thermoplastic polymer particles, the method comprising the steps of: supplying a thermoplastic polymer resin to an extruder and extruding the same; supplying the extruded thermoplastic polymer resin and air to a nozzle, bringing the thermoplastic polymer resin into contact with the air to granulate the thermoplastic polymer resin, and then discharging the granulated thermoplastic polymer resin; and supplying discharged thermoplastic polymer particles to a cooling unit to cool the thermoplastic polymer particles, and then collecting the cooled thermoplastic polymer particles.

Abstract: The present invention provides thermoplastic polyurethane particles, which are formed in a continuous matrix phase from a thermoplastic polyurethane resin and have a particle diameter of 200-500 ?m. In a differential scanning calorimetry (DSC) curve of the thermoplastic polyurethane particles, derived from the analysis of a temperature rise of 10° C./min by DSC, a peak of the cold crystallization temperature (Tcc) is shown at a temperature between the glass transition temperature (Tg) and the melting point (Tm). The thermoplastic polyurethane particles have a compression degree of 10-20%.

Abstract: Provided are thermoplastic polymer particles having an aspect ratio of 1.00 or more and less than 1.05, and a roundness of 0.95 to 1.00. The thermoplastic polymer particles are formed from a thermoplastic polymer resin in a continuous matrix phase. The thermoplastic polymer particles show a peak cold crystallization temperature (Tcc) at a temperature between a glass transition temperature (Tg) and the melting point (Tm) in a differential scanning calorimetry (DSC) curve which is derived from temperature rise analysis at 10° C./min by differential scanning calorimetry.

Abstract: The present invention provides polylactic acid particles, which are formed in a continuous matrix phase from a polylactic acid resin and have a particle diameter of 1 to 100 ?m. In a differential scanning calorimetry (DSC) curve of the polylactic acid particles, derived from the analysis by DSC using a temperature rise of 10° C./min, a peak of the cold crystallization temperature (Tcc) is shown at a temperature between the glass transition temperature (Tg) and the melting point (Tm). The polylactic acid particles have an aspect ratio of more than or equal to 1.00 and less than 1.05 and a roundness of 0.95 to 1.00. The polylactic acid particles have a flow time of 20 to 30 seconds.

Abstract: Provided are thermoplastic polymer particles having an aspect ratio of 1.00 or more and less than 1.05, and a roundness of 0.95 to 1.00. The thermoplastic polymer particles are formed from a thermoplastic polymer resin in a continuous matrix phase. The thermoplastic polymer particles show a peak cold crystallization temperature (Tcc) at a temperature between a glass transition temperature (Tg) and the melting point (Tm) in a differential scanning calorimetry (DSC) curve which is derived from temperature rise analysis at 10° C./min by differential scanning calorimetry.

Abstract: According to one embodiment of the present disclosure, an optical filter which makes light pass therethrough includes a first layer configured to polarize the light; a second layer disposed directly on a first surface of the first layer and to make only light with a first wavelength band pass therethrough; and a color conversion layer disposed on the first layer, to receive the light, and to convert the light with the first wavelength band into light with a second wavelength band.

Abstract: A laser annealing device includes a laser generator, a beam splitter, a ?/2 phase difference member, a first reflective member, and a second reflective member. The laser generator emits a laser beam. The beam splitter splits the laser beam into a first reflective light and a transmissive light. The ?/2 phase difference member changes a polarization component of the transmissive light. The first reflective member reflects the transmissive light having the changed polarization component. The second reflective member reflects the transmissive light having the changed polarization component in a way such that the transmissive light having the changed polarization component which is reflected from the first reflective member is incident to the beam splitter.

Abstract: Provided are a thermoplastic composite and a preparation method therefor, the composite comprising: a fiber structure having a network structure comprising at least one layer of fiber woven sheet; thermoplastic resin particles having a particle diameter of 1-50 ?m; and a particulate flame retardant, wherein the thermoplastic resin particles and the particulate flame retardant are impregnated into the fiber structure. In addition, a panel comprising a thermo-compressed product of the thermoplastic composite is provided.