Abstract: Disclosed is a smart balancing energy charging control system including a multi-power input unit connected to each of different power sources and receiving power for charging a battery pack from the different power sources, a micro-controller unit performing charging within rated power of the battery pack using charge power applied from the different power sources applied from the multi-power input unit and performing smart charging balancing control by determining whether a predetermined condition is met, and a battery pack charge connection unit coupled to the battery pack and charging the battery pack with the charge power applied through the smart charging balancing control under the control of the micro-control unit

Abstract: Disclosed are a system for predicting optical properties of molecules based on machine learning and a method thereof. More particularly, the system for predicting optical properties according to an embodiment includes a preprocessor that receives molecular information of a target molecule and surrounding molecules, and vectorizes the molecular information of a target molecule and surrounding molecules; a feature extractor that receives the vectorized information of the target molecule and surrounding molecules and extracts the features of the target molecule and surrounding molecules; an integrated feature extractor that receives both features of the target molecule and surrounding molecules and extract the integrated features of the target molecule and surrounding molecules by using an algorithm; and an optical property predictor that receives the integrated features of the target molecule and surrounding molecules and predicts optical properties of the target molecule affected by surrounding molecules.

Abstract: The present disclosure relates to austenitic stainless steel with excellent electrical conductivity in which metal copper is formed in a non-conductive passivation film formed on the surface of stainless steel, and a method of manufacturing the same. The austenitic stainless steel with excellent electrical conductivity according to an embodiment of present disclosure includes: a stainless steel base material comprising, in percent (%) by weight of the entire composition, C: 0.1% or less, Si: 0.1 to 1.0% or less, Mn: 0.1 to 2.0% or less, Cr: 15 to 24% or less, Ni: 6 to 12% or less, Cu: 0.5 to 3% or less, the remainder of iron (Fe) and other inevitable impurities; and a passivation film formed on the stainless steel base material, and the passivation film has a thickness of more than 0 and less than or equal to 5 nm, the Cu weight % content in the thickness region between 2 to 3 nm from the surface of the passivation film is 1.5 or more compared to the Cu weight % content of the stainless steel base material.

Abstract: Disclosed is a lithium complex oxide and method of manufacturing the same, more particularly, a lithium complex oxide effective in improving the characteristics of capacity, resistance, and lifetime with reduced residual lithium and with different interplanar distances of crystalline structure between a primary particle locating in an internal part of secondary particle and a primary particle locating on the surface part of the secondary particle, and a method of preparing the same.

Abstract: Disclosed is a lithium complex oxide and method of manufacturing the same, more particularly, a lithium complex oxide effective in improving the characteristics of capacity, resistance, and lifetime with reduced residual lithium and with different interplanar distances of crystalline structure between a primary particle locating in a internal part of secondary particle and a primary particle locating on the surface part of the secondary particle, and a method of preparing the same.

Abstract: Disclosed in an embodiment are a semiconductor device and a semiconductor device package including the same, the semiconductor device comprising: a semiconductor structure including a first light emitting unit and a second light emitting unit; a first electrode for electrically connecting a first conductive type semiconductor layer of the first light emitting unit with a first conductive type semiconductor layer of the second light emitting unit; and a second electrode for electrically connecting a second conductive type semiconductor layer of the first light emitting unit with a second conductive type semiconductor layer of the second light emitting unit, wherein: the first electrode includes a first pad arranged on the first light emitting unit, a first branch electrode arranged on the first light emitting unit, and a first extension electrode arranged on the second light emitting unit; the second electrode includes a second pad arranged on the second light emitting unit, a second branch electrode arranged

Abstract: Disclosed is a lithium complex oxide and method of manufacturing the same, more particularly, a lithium complex oxide effective in improving the characteristics of capacity, resistance, and lifetime with reduced residual lithium and with different interplanar distances of crystalline structure between a primary particle locating in an internal part of secondary particle and a primary particle locating on the surface part of the secondary particle, and a method of preparing the same.

Abstract: Disclosed in an embodiment are a semiconductor device and a semiconductor device package including the same, the semiconductor device comprising: a semiconductor structure including a first light emitting unit and a second light emitting unit; a first electrode for electrically connecting a first conductive type semiconductor layer of the first light emitting unit with a first conductive type semiconductor layer of the second light emitting unit; and a second electrode for electrically connecting a second conductive type semiconductor layer of the first light emitting unit with a second conductive type semiconductor layer of the second light emitting unit, wherein: the first electrode includes a first pad arranged on the first light emitting unit, a first branch electrode arranged on the first light emitting unit, and a first extension electrode arranged on the second light emitting unit; the second electrode includes a second pad arranged on the second light emitting unit, a second branch electrode arranged

Abstract: A semiconductor wafer storage system includes a container that provides a space in which a semiconductor wafer is to be stored, a fluid supply that provides a fluid to the container, a connection part that receives the fluid from the fluid supply and transfers the fluid to the container, and a nozzle part that connects the connection part to the container. The container may include a coupling plate to which the nozzle part is coupled, and the nozzle part may include a first nozzle and a second nozzle.

Abstract: According to an embodiment, a cordless ultrasonic surgery instrument comprises an end effector directly contacting a tissue for incision or suture of the tissue, a handpiece including at least one or more piezoelectric elements to transfer vibration energy to the end effector, a hand instrument including a controller controlling an operation of the end effector and controlling to increase power from a power source device, a shaft assembly coupled with the end effector, rotated by receiving the vibration energy from the handpiece, converting part of vibration energy according to the vibration into electrical energy, and collecting the electrical energy, and a battery supplying power to the handpiece to allow the handpiece to transfer the vibration energy to the end effector, the battery charged with the electrical energy transmitted from the shaft assembly.

Abstract: There are provided a quantum dot light emitting diode based on a quantum dot of which a surface is passivated with a short chain ligand, and a method of manufacturing the same.

Abstract: Disclosed is a lithium complex oxide and method of manufacturing the same, more particularly, a lithium complex oxide effective in improving the characteristics of capacity, resistance, and lifetime with reduced residual lithium and with different interplanar distances of crystalline structure between a primary particle locating in an internal part of secondary particle and a primary particle locating on the surface part of the secondary particle, and a method of preparing the same.

Abstract: A manufacturing method of a utility ferritic stainless steel with excellent hot workability is disclosed. The manufacturing method of a ferritic stainless steel according to an embodiment of the present disclosure includes: manufacturing a slab including, in percent (%) by weight of the entire composition, C: 0.005 to 0.020%, N: 0.005 to 0.020%, Si: 0.5 to 0.8%, Mn: 0.5 to 1.5%, Cr: 11.0 to 12.5%, Ni: 0.2 to 0.6%, P: 0.035% or less (excluding 0), S: 0.01% or less (excluding 0), the remainder of iron (Fe) and other inevitable impurities; and hot rolling the slab after heating the slab, and the heating of the slab is performed in a temperature range of 1200 to 1250° C. so that the fraction of ?-ferrite phase in the internal structure of the slab is 80 to 95%.

Abstract: This invention relates to a method for producing multimodal polyolefin using multistage continuous polymerization process for producing multimodal polyolefin having superior melt-strength, moldability, mechanical strength, processability, and appearance. A method for producing multimodal polyolefin using multistage polymerization process, comprising the steps of: polymerizing a high molecular weight bimodal polymer by introducing a monomer in the presence of a catalyst composition including two or more different catalysts in a first reactor; and continuously introducing the high molecular weight bimodal polymer produced in the first reactor into a second reactor, and polymerizing a low molecular weight bimodal polymer by introducing a monomer in the presence of the catalyst composition, wherein the multimodal polyolefin includes the high molecular weight bimodal polymer and the low molecular weight bimodal polymer at the same time.

Abstract: A method and apparatus for controlling learning of a model for estimating an intention of an input utterance is disclosed. A method of controlling learning of a model for estimating an intention of an input utterance among a plurality of intentions includes providing a first index corresponding to the number of registered utterances for each intention, providing a second index corresponding to a learning level for each intention, providing a learning target setting interface such that at least one intention that is to be a learning target is selected from among the intentions based on the first index and the second index, and training the model based on the registered utterances for each intention and setting of the learning target for each intention.

Abstract: The present invention provides a quantum dot of which a surface is passivated with a short chain ligand, and a method of passivating a surface of the quantum dot using a ligand exchange reaction.

Abstract: There are provided a quantum dot light emitting diode based on a quantum dot of which a surface is passivated with a short chain ligand, and a method of manufacturing the same.

Abstract: An ultrasound diagnosis apparatus includes a display configured to display a first cine frame selected by a user from a plurality of cine frames, on a first area on a screen of the ultrasound diagnosis apparatus; a user input unit configured to receive a user input of inputting additional information onto the displayed first cine frame; and a processor configured to generate a reference frame based on the input additional information and the first cine frame and to control the display to display the generated reference frame on a second area on the screen.

Abstract: Disclosed is a lithium complex oxide and method of manufacturing the same, more particularly, a lithium complex oxide effective in improving the characteristics of capacity, resistance, and lifetime with reduced residual lithium and with different interplanar distances of crystalline structure between a primary particle locating in a internal part of secondary particle and a primary particle locating on the surface part of the secondary particle, and a method of preparing the same.

Abstract: Provided are a ferrite-based stainless steel having improved heat radiation property and processability and method for preparing same. A ferritic stainless steel according to an embodiment of the disclosure, includes, in % by weight, carbon (C): 0.0005 to 0.02%, nitrogen (N): 0.005 to 0.02%, chromium (Cr): 10.0 to 17.0%, titanium (Ti): 0.02 to 0.30%, niobium (Nb): 0.10 to 0.60%, and the remainder of iron (Fe) and other inevitable impurities, and the ferritic stainless steel is plated with aluminum (Al) having a thickness of 5 to 50 ?m. Therefore, heat dissipation and workability of ferritic stainless steel may be improved by controlling ferritic stainless steel alloy composition, aluminum (Al) thickness and manufacturing method.