Abstract: The present invention relates to a method of preparing a shape-reconfigurable micropatterned polymer haptic material using an electric field technique, and more particularly, to a method of preparing a shape-reconfigurable micro-patterned polymer thin film and a haptic material by controlling the orientation of a liquid-crystalline organic polymer using an electric field control system and inducing the generation of defect structures having a regular microstructure array in a polymer film.

Abstract: Disclosed are a 3D non-volatile memory, an operating method thereof, and a manufacturing method thereof. The 3D non-volatile memory includes a bit line formed to extend in a vertical direction and horizontal structures contacting the bit line while being formed to extend in a horizontal direction and being space in the vertical direction. Each of the horizontal structures includes a ferroelectric layer contacting the bit line, a middle metal layer surrounded by the ferroelectric layer, a dielectric layer surrounded by the middle metal layer, and a word line surrounded by the dielectric layer.

Abstract: A composite coating layer for a solid oxide fuel cell member according to the present disclosure includes a nickel layer that coats at least a portion of the surface of the solid oxide fuel cell member, and a lanthanum oxide layer that coats at least a portion of the surface of the nickel layer, and thereby, has an effect of suppressing the volatilization of chromium from the solid oxide fuel cell member even under high temperature and long-term conditions.

Abstract: A heat dissipating device. The heat dissipating device may include: a heat dissipating part having a heat dissipating structure formed on one surface thereof, the heat dissipating structure being configured to dissipate heat received from a heat source; and a fluid distributing part disposed on the one surface of the heat dissipating part and formed with an inlet configured to supply a fluid to the heat dissipating part and an outlet configured to discharge the fluid from the heat dissipating part. The heat dissipating structure may have a porous structure that draws the fluid from the inlet by capillary action.

Abstract: A semiconductor device may include a channel layer including a channel region, a source region, and a drain region, the source region and the drain region being on both sides of the channel region, respectively; a source electrode connected to the source region, a drain electrode connected to the drain region, and a gate electrode on the channel region. The channel region may include a first two-dimensional material layer including a noble metal-based two-dimensional semiconductor material and a second two-dimensional material layer including a two-dimensional semiconductor material different from the first two-dimensional material layer.

Abstract: A DRAM is configured using a triple-mode memory cell that supports a computation mode, a memory mode, and a data conversion mode by one cell and converts modes as necessary, and an AI accelerator using the same is provided, so that a dataflow may be reconfigured according to a structure and a size of an AI neural network (so-called deep neural network) to be trained.

Abstract: A method for predicting the occurrence of immune-related adverse events (irAEs) induced by an HLA type-based cancer immunotherapy agent. The method involves determining copy number variations (CNVs) of the HLA gene, such as HLA-B exon 2 deficiency, or HLA alleles such as HLA-B*35:01, HLA-B*40:02, HLA-B*54:01, or detecting an allele of an HLA gene selected from HLA-B*35:01, HLA-B*40:02, and HLA-B*54:01, in a biological sample isolated from a subject, and treating the cancer immunotherapy-induced irAE in the subject by administering to the subject a corticosteroid or immunosuppressant.

Abstract: A block copolymer is described, such as one including a first polymer block and a second polymer block that have different structures, wherein the first polymer block includes a first unit derived from an acrylic acid ester, and the second polymer block includes an inorganic material-containing random block, in which a second unit including an inorganic material-containing group and a third unit that is devoid of an inorganic material-containing group are connected to each other to provide a concentration gradient.

Abstract: A method and apparatus for printing an electric circuit directly on a target surface having a three-dimensional shape are provided. In this method, a 3D printing apparatus that can be attached to a target surface is used. In this printing method, two-dimensional information about the shape of the electric circuit to be printed and information about the three-dimensional shape of the target surface are input. Two-dimensional information about the shape of the electric circuit to be printed is adjusted based on the information about the three-dimensional shape of the target surface to generate three-dimensional information about the electric circuit to be printed. Based on this, a tool path for controlling the 3D printing apparatus is generated. An electric circuit can be directly fabricated on a target surface having a three-dimensional shape by the method and apparatus.

Abstract: Disclosed herein are an amorphous metal oxyhydroxide represented by Chemical Formula 1 below, a negative electrode active material for a secondary battery including the same, and a method for producing the same. MxOy(OH)z??[Chemical Formula 1] In [Chemical Formula 1] above, M is one or more selected from the group consisting of tin, aluminum, titanium, vanadium, chromium, manganese, iron, cobalt, nickel, gallium, zirconium, niobium, molybdenum, indium, and tantalum, and 0.4?x?0.7, 0.1?y?0.4, 1.6?z?1.9, y+z=2, and ?0.1?4x-2y-z?0.1.

Abstract: The present invention relates to a catalyst composition comprising a gold nanoparticle superlattice embedded in hierarchical porous silica and a method for manufacturing the same. The catalyst composition comprising a gold nanoparticle superlattice embedded in hierarchical porous silica according to the present invention comprises micropores and mesopores in the superlattice, so that these pores are channelized to allow the rapid access of reactants to surfaces of gold nanoparticles, and the catalyst composition is very structurally stable and has excellent catalytic activity, and thus has an effect of exhibiting a CO conversion rate of 100% at room temperature.

Abstract: A microcapsule and a preparation method and use thereof are provided. The microcapsule includes a core phase and a shell phase with a volume ratio of (3.4-3.8):(0.8-1.2); wherein the core phase includes 8 wt % to 12 wt % of PVA, 4 wt % to 6 wt % of a density enhancer, 0.1 wt % to 0.3 wt % of an active substance, and a residual amount of water; the shell phase includes an elastomer precursor, a curing agent and silicone oil with a mass ratio of (9-11):(0.8-1.2):(2.5-3). The microcapsules of the present invention release active ingredients completely in milliseconds, and the release process exerts a relatively strong mechanical stimulation intensity on the surrounding environment which can further improve an absorption efficiency to the active ingredients in the fields of pharmaceuticals and cosmetics, and can provide a unique sensual experience in the field of food.

Abstract: A data processing estimating method for privacy protection using a statistical estimation block design and a system for performing the method is disclosed. A data processing estimating system for privacy protection includes a block design unit for designing block designs for statistical estimation shared between data providers and data users; a modification data generating unit for generating modification data in a random manner along a conditional distribution for the original data of the above statistical estimation block design; and a data distribution estimating unit for estimating the distribution of the original data using an estimation function based on the statistical estimation block design.

Abstract: Disclosed is a write method comprising a step in which a storage device determines an execution order between received first and second write commands, and executes the first write command and the second write command according to the determined execution order. The first write command comprises first stream identification information having {first stream ID, first epoch ID}, the second write command comprises second stream identification information having {second stream ID, second epoch ID}, and when the first stream ID and the second stream ID are different from each other, the execution order is determined without using the result of comparison between the first epoch ID and the second epoch ID.

Abstract: Provided is an apparatus for accelerating graph neural network (GNN) pre-processing, the apparatus including a set-partitioning accelerator configured to sort each edge of an original graph stored in a coordinate list (COO) format by a node number, perform radix sorting based on a vertex identification (VID) to generate a COO array of a preset length, and perform uniform random sampling on some nodes of a given node array, a merger configured to merge the COO array of the preset length to generate one sorted COO array, a re-indexer configured to assign new consecutive VIDs respectively to the nodes selected through the uniform random sampling, and a compressed sparse row (CSR) converter configured to the edges sorted by the node number into a CSR format.

Abstract: An arm rest apparatus, according to one embodiment, may comprise: a fixed part fixed to an external object; a horizontal movement module having one end rotatably connected to the fixed part and the other end having two-translational-degree-of-freedom movement with respect to the fixed part; and an arm support module installed to have two rotational degrees of freedom with respect to the other end of the horizontal movement module.

Abstract: A dual-mode coaxial fiber sensor has a structure in which a core fiber, a strain sensing layer formed on the core fiber and made of a conductive material, and a temperature sensing layer formed on the surface of the strain sensing layer and made of a conductive material are stacked, thereby simultaneously measuring a temperature and a strain using one sensor.

Abstract: Disclosed are a fuel cell catalyst of which only a portion, which has relatively low catalytic activity and in which the greatest amount of platinum elution occurs and platinum oxide is easily formed, is selectively coated with a protective layer, and thus degradation due to the long-term operation of a fuel cell can be effectively prevented while also minimizing a deterioration in catalytic activity; a manufacturing method therefor; and a membrane-electrode assembly including same. The fuel cell catalyst of the present invention comprises: a nanoparticle containing platinum; and a protective layer which is selectively coated on only a portion of the surface of the nanoparticle and can suppress the oxidation of the platinum through electronic interaction with the nanoparticle.

Abstract: There is provided a low-resolution imaging apparatus configured to form and transmit a low-resolution image of an object. The low-resolution imaging apparatus includes: a low-resolution camera configured to form the low-resolution image of the object; a microcontroller including an analog-to-digital convertor (ADC) that converts the low-resolution image into a digital image; an energy harvesting module configured to provide power to the low-resolution camera and the microcontroller; and a radio frequency identification (RFID) unit configured to transmit the digital-converted low-resolution image.

Abstract: Disclosed are a perovskite color converter and a method for manufacturing the same. In order to maintain strong physical properties, the siloxane resin is synthesized in two steps. The silane precursor performs siloxane bond through a non-aqueous sol-gel reaction to form a siloxane resin, and a bond between methacrylate group, and a bond between methacrylate group and an organic ligand are formed through a secondary cross-linking reaction.