Abstract: A thermochemical sensor is provided. The thermochemical sensor comprises: a substrate structure comprising a thermoelectric surface having concave portions and convex portions; a base fiber disposed on the thermoelectric surface of the substrate structure; and a catalyst layer that conformally covers the thermoelectric surface of the substrate structure and the base fiber.

Abstract: A roll joint is provided. The roll joint may comprise: a first body; a second body disposed opposite to and spaced apart from the first body; a connection body which is disposed between the first body and the second body and is not in contact with the first body and the second body; and a connection wire member which connects the first body, the second body, and the connection body to one another so as to make a tensegrity structure.

Abstract: Provided is a method for producing an intermediate product of an electrode. The method for producing an intermediate product of an electrode may comprise the steps of: preparing a base particle; forming a coating layer, comprising a first metal, on the surface of the base particle by mixing the base particle with a coating source which comprises the first metal; and forming a molten source, in which is melted a second metal and the base particle on which the coating layer is formed, by heat-treating the second metal and the base particle on which the coating layer is formed.

Abstract: Provided is an intermediate product of a solid electrolyte. The intermediate product of a solid electrolyte may comprise: a compound in which a cation including thiophenium or thiazolium and an anion including fluorohydrogenate are bound, and a solvent in which the compound is mixed.

Abstract: An anode is provided. The anode can comprise a three dimensional current collector and an anode active material layer provided on the surface of the three dimensional current collector.

Abstract: A method for preparing a positive electrode active material is provided. The method for preparing a positive electrode active material may comprise the steps of: preparing a lithium precursor, an iron precursor, a phosphorus precursor, and abase solvent; mixing the base solvent and the lithium precursor to prepare a first source, mixing the base solvent and the iron precursor to prepare a second source, and mixing the base solvent and the phosphorus precursor to prepare a third source; and mixing the first source, the second source, the third source, and a chelating agent and allowing a reaction to occur in the mixture by a heat treatment method to prepare a positive electrode active material comprising a compound of lithium, iron, phosphorus, and oxygen.

Abstract: Provided is a hybrid fluid film bearing. The hybrid fluid film bearing comprises: a bearing housing installed on an outer diameter surface of a rotary shaft in the form of being coupled via a ring; a sleeve ring installed between the rotary shaft and the bearing housing, having gaps respectively with the rotary shaft and the bearing housing, and having a side in the circumferential direction opened in the radial direction; and a fixing pin connected between the bearing housing and the sleeve ring, and supported by the bearing housing so as to restrict rotation of the sleeve ring when the rotary shaft rotates. Also, the hybrid fluid film bearing may further comprise a compliant spring damper which is provided in the gap between the bearing housing and the sleeve ring and is provided as one or more bump foils.

Abstract: Provided is a floating-sleeve hybrid fluid bearing. The floating-sleeve hybrid fluid bearing may comprise: a bearing housing which is mounted by ring-coupling to the outer circumferential surface of a rotary shaft; and a floating sleeve which is mounted between the rotary shaft and the bearing housing so that there is a gap between the floating sleeve and the rotary shaft, and between the floating sleeve and the bearing housing, wherein the rotation of the floating sleeve is constrained by the bearing housing during the rotation of the rotary shaft, and one side of the floating sleeve in the circumferential direction is open in the radial direction.

Abstract: The present disclosure provides a bimetallic nanostructure with stimuli-responsiveness, including: a metal seed; a nanogap including a dopamine-modified stimuli-responsive copolymer attached to only a portion of the metal seed; and a metal shell surrounding the nanogap. The bimetallic nanostructure has a controllable interior nanogap, and may be used as a surface-enhanced Raman scattering (SERS) nanoprobe with improved SERS signals by virtue of the presence of the interior nanogap.

Abstract: Provided is a solid electrolyte membrane including a porous frame including a metal or a polymer material, solid electrolyte particles covering both surfaces of the porous frame, and filling pores of the porous frame, and a binder between the solid electrolyte particles.

Abstract: A synapse-mimetic device includes: a capacitor; a first transistor which connects a first power supply to a first end of the capacitor in response to a first control signal; a second transistor which connects a second power supply to a second end of the capacitor in response to a second control signal; a third transistor which connects the first power supply to the second end of the capacitor in response to a third control signal; a fourth transistor which connects the second power supply to the first end of the capacitor in response to a fourth control signal; and a fifth transistor which provides, to an output line, a current determined by the voltage of the first end of the capacitor, the voltage of the input line, and the voltage of the output line.

Abstract: Provided is a method for preparing nylon having triple shape memory effects, comprising the steps of generating amino acid, containing a biomass-derived pyrrolidone group, by using itaconic acid and a diamine; and generating a nylon copolymer by reacting the amino acid containing the pyrrolidone group and an ?, ?-aliphatic amino acid. Therefore, provided is a bionylon having triple shape memory effects, capable of shape deformation, fixing and recovery through two steps and adjusting shape recovery temperature to a desired level by controlling the content of a reactant.

Abstract: A method for manufacturing an electrode structure is provided. The method for manufacturing an electrode structure comprises the steps of: preparing a base substrate; forming an amorphous seed layer covering the base substrate; crystallizing the seed layer; and covering the crystallized seed layer and forming a functional film for a secondary battery inherently having a crystalline structure.

Abstract: The present disclosure provides a construction structure corrosion measurement sensor having accuracy higher than that of conventional sensors, and a method for measuring corrosion by using the same. To this end, the present disclosure provides a sensor assembly including an eddy-current sensor including an insulator a coil surrounding the outer periphery of the insulator. The present disclosure also provides a construction structure corrosion measurement method including the steps of: positioning a sensor assembly next to a rebar inside a construction structure in parallel with and adjacent to the rebar; applying a voltage to the sensor assembly; measuring a voltage generated by an eddy current resulting from the adjacent rebar; and conducting measurement at a predetermined time interval so as to measure a voltage change.

Abstract: The present disclosure provides a reagent kit for detecting a sex hormone, which contains a first reagent containing a metal nanoprobe in which a sex hormone and a Raman reporter are immobilized and a second reagent containing a magnetic particle in which an antibody for detecting the sex hormone is immobilized, and a method for detecting a sex hormone using the same.

Abstract: The present disclosure relates to a method for diagnosing Alzheimer's disease (AD) using a silver nanogap shell, which enables non-invasive early diagnosis of AD via multiplexed detection of a plurality of Alzheimer's disease target biomarkers with high sensitivity.

Abstract: A material layer manufacturing method is provided. The material layer manufacturing method may comprise the steps of: preparing a substrate having a base pattern formed thereon; providing a first precursor on the substrate having the base pattern formed thereon, in a state where a first voltage is applied to the base pattern; and providing a second precursor on the substrate having the first precursor provided thereon, in a state where a second voltage is applied to the base pattern, to form, on the substrate having the base pattern formed thereon, a material layer resulting from the reaction of the first precursor with the second precursor.

Abstract: A quantization device includes: a trellis-structured vector quantizer which quantizes a first error vector between an N-dimensional (here, “N” is two or more) subvector and a first predictive vector; and an inter-frame predictor which generates a first predictive vector from the quantized N-dimensional subvector, wherein the inter-frame predictor uses a predictive coefficient comprising an N×N matrix and performs an inter-frame prediction using the quantized N-dimensional subvector of a previous stage.

Abstract: The inventive concept relates to a method and system for cost-effectively predicting the dynamic nonlinearities of on-chip segmented digital-to-analog converter (DAC) and analog-to-digital-converter (ADC), by looping a DAC to an ADC, using a programmable-gain-amplifier (PGA) and an external load board. The method may include a first loopback step of supplying an output signal from a coarse DAC, to which a sinusoidal signal is supplied, to a coarse ADC and a fine ADC through an external load board, a second loopback step of supplying an output signal from a fine DAC, to which a sinusoidal signal is supplied, to the fine ADC and the coarse ADC through the load board, and a step of predicting dynamic nonlinearity of each of a DAC and an ADC by processing equations exhibiting dynamic nonlinearity of a sub-DAC and a sub-ADC, which are obtained in the first loopback step and the second loopback step.

Abstract: A thermal dissipation composite material comprising: a matrix including a polymer material; and composite particles distributed in the matrix, wherein the composite particles include a filler, and a thermally conductive material coated on the surface of the filler by an inorganic coating layer, and wherein the plurality of thermally conductive materials coated by the inorganic coating layer are connected to each other on the surfaces of the plurality of composite particles so as to establish a heat transfer network.