Abstract: A exemplary embodiment of the present invention provide a coin-type rechargeable battery module and a method for manufacturing the same in which a solid electrolyte selectively passing specific metal ions is applied to a negative electrode, an ion-containing solution (e.g., seawater) including sodium, lithium, magnesium, and a combination thereof is applied to a positive electrode, and the ion-containing solution flows in from the outside of the positive electrode, and which may be modularized to realize a large-capacity battery.

Abstract: A positive active material for a rechargeable lithium battery, a method of preparing the same, and a rechargeable lithium battery including the same are disclosed, and the positive active material for a rechargeable lithium battery includes: a layered lithium composite oxide core; a first coating layer on the surface of the core and magnesium doped at a lithium site in the core; a NiO-phase second coating layer on the first coating layer wherein the NiO-phase has a rock salt structure; and a third coating layer on the second coating layer and including lithium magnesium phosphate.

Abstract: The present invention provides an unmanned aerial vehicle that can maintain stability by changing positions of rotating rotors when one of the rotating rotors malfunctions, and a method for controlling stability of the unmanned aerial vehicle. The unmanned aerial vehicle includes: a main body; a plurality of support bars that are arranged while forming an angle with each other along a circumferential direction of the main body and extended to an outer side from the main body; a plurality of rotating rotors that are respectively provided to the support bars and generate thrust; motors that are respectively connected to the rotating rotors to drive the rotating rotors; drivers that change positions of the respective rotating rotors along the circumferential direction of the main body by moving the support bars with respect to the main body; and a controller that maintains horizontal stability of the main body by controlling the drivers.

Abstract: Provided is a force conveyance system that is configured to have 6 degrees of freedom, thereby allowing freedom of movement such as opening/closing of a hand and adduction/abduction of a finger and reflecting a desired force to a fingertip without obstructing the movement of a finger. Also, the force conveyance system may estimate a fingertip position and a finger joint angle, measure a finger movement, and convey a more accurate force accordingly.

Abstract: A composite monitoring apparatus includes a biosensor configured to sense a biometric signal of a driver in a motor vehicle, an air quality sensor configured to sense an air quality inside the motor vehicle, and a control unit. The control unit determines whether data on the air quality sensed by the air quality sensor exceeds an air quality reference value when data on the biometric signal sensed by the biosensor exceeds a biometric signal reference value. Further, the control unit generates an air quality warning alarm when the data on the air quality sensed by the air quality sensor exceeds the air quality reference value.

Abstract: A management apparatus of a multi-solid state disk (SSD) system implemented by a computer is provided. The management apparatus of the multi-SSD system may include a first SSD group including a plurality of SSDs arranged in rows or columns and configured to execute a received write command using segments in the plurality of SSDs, a second SSD group including a plurality of SSDs arranged in rows or columns and configured to execute a read command for valid data in the plurality of SSDs, and a manager configured to copy a valid page in the second SSD group while a write command for the first SSD group being executed and to erase all data in the second SSD group when the copying is completed.

Abstract: The present disclosure provides a skyrmion diode using skyrmions as information carriers. The skyrmion diode includes a magnetic body and a conductive body. The magnetic body has a skyrmion which is used as information carrier. The conductive body is disposed on or under the magnetic body. The conductive body includes a Dzyaloshinskii-Moriya interaction (DMI) region and a defect region. The DMI region is provided to induce DMI in a region of the magnetic body corresponding to the DMI region by the spin-orbit coupling of the conductive body and magnetic moments of the magnetic body. The defect region is provided to prevent the DMI from being induced in a region of the magnetic body corresponding to the defect region.

Abstract: Disclosed is a resistor thin film for micro-bolometer for growth of a vanadium dioxide (VO2) thin film in monoclinic VO2 crystal phase by deposition of VO2 on oxide with perovskite structure and a method for fabricating the same, and the resistor thin film for micro-bolometer according to the present disclosure includes a silicon substrate, an oxide thin film with perovskite structure formed on the silicon substrate, and a VO2 thin film in monoclinic crystal phase formed on the oxide thin film with perovskite structure.

Abstract: A ship network communication system according to an embodiment of the present invention that enables data transmission and reception wirelessly in a ship regardless of the thickness of a bulkhead comprises: a first communication device, attached to a first bulkhead from among a plurality of bulkheads dividing a hull into a plurality of spaces, to receive transmission data transmitted from a transmitting terminal; and a second communication device, attached to a second bulkhead from among the bulkheads, to receive the transmission data from a first Ethernet communication module through near field communication and to transfer the received transmission data to a receiving terminal, wherein the first communication device and the second communication device perform near field communication using the first bulkhead and the second bulkhead as a communication medium.

Abstract: The present invention relates to a surface coated positive electrode active material, a preparation method thereof, and a lithium secondary battery including the same. More specifically, it relates to a positive electrode active material of which surface is coated with a nanofilm including polyimide (PI) and carbon black, a preparation method thereof, and a lithium secondary battery including the same. The positive electrode active material of which surface is coated with the nanofilm according to the present invention is capable of preventing direct contact of the positive electrode active material with an electrolyte thereby suppressing a side reaction between the positive electrode active material and the electrolyte, and as a result, a lifespan property of a lithium secondary battery using a positive electrode including the same may be significantly improved, and particularly, a lifespan property and conductivity are capable of being enhanced under a high temperature and high voltage condition.

Abstract: A particle filtering device which shortens the separation time of particles and increases the separation efficiency are provided. The particle filtering device comprises: a filtration membrane which separates a particle by filtering a sample; a first body connected to an inlet side of the filtration membrane, which supplies the sample to the inlet side of the filtration membrane; and a second body connected to an outlet side of the filtration membrane, which accommodates a permeate whose particle is separated through the filtration membrane, wherein the particle filtering device has a structure in which the permeate is accommodated in advance between the second body and the outlet side of the filtration membrane.

Abstract: Provided are a compound represented by the following Formula I-1 or I-2, and a composition for preventing or treating dementia or Alzheimer's disease, the composition including the compound and a pharmaceutically acceptable carrier:

Abstract: An artificial electronic skin according to the present disclosure comprises: a lower electrode; a first layer laminated on the lower electrode; a first micro dome formed on the first layer in a semispherical shape so as to stand upright upwards; a second layer laminated on the first layer; a second micro dome formed on the lower portion of the second layer, which lies opposite the first layer, in a semispherical shape to be able to engage with the first micro dome; an upper electrode laminated on the upper end surface of the second layer; and a pattern layer laminated on the upper end surface of the upper electrode so as to receive an external pressure applied thereto. The artificial electronic skin according to the present disclosure is advantageous in that a dynamic pressure, a static pressure, and a temperature can be sensed and distinguished by a single element, using different signals.

Abstract: Disclosed is a resistor thin film for micro-bolometer for growth of a vanadium dioxide (VO2) thin film in monoclinic VO2 crystal phase by deposition of VO2 on oxide with perovskite structure and a method for fabricating the same, and the resistor thin film for micro-bolometer according to the present disclosure includes a silicon substrate, an oxide thin film with perovskite structure formed on the silicon substrate, and a VO2 thin film in monoclinic crystal phase formed on the oxide thin film with perovskite structure.

Abstract: At least one example embodiment relates to a thermoresponsive smart adhesive pad. Provided is a thermoresponsive smart adhesive pad that includes a polymer layer including a plurality of concave grooves; a hydrophilic surface layer formed on the polymer layer; and a coating layer including a hydrogel and formed on the hydrophilic surface layer. Also, provided is a method of manufacturing a thermoresponsive smart adhesive pad, including forming a plurality of convex structures on a substrate; forming a plurality of concave grooves in a polymer layer using the substrate on which the plurality of convex structures are formed; forming a hydrophilic surface layer by performing a hydrophilic treatment of a surface of the polymer layer in which the plurality of concave grooves are formed; forming, on the hydrophilic surface layer, a coating layer including a mixed solution containing a hydrogel monomer; and irradiating ultraviolet (UV) rays to the coating layer.

Abstract: Provided is a composite cathode active material including: a core including a lithium transition metal oxide, the lithium transition metal oxide being doped with nickel (Ni) and at least one element selected from Group 4 to Group 13 elements and having a layered crystalline phase belonging to the Space Group R-3m; and a coating layer on a surface of the core, the coating layer including a cobalt compound.

Abstract: Provided is a monocrystalline cathode active material for a lithium secondary battery, the monocrystalline cathode active material being represented by the Formula of LixPyNi1-a-bCOaAbO2.

Abstract: Provided is a composite anode active material including: a carbonaceous material; a metal alloyable with lithium, located on a surface of the carbonaceous material; and a silicon coating layer located on a surface of the carbonaceous material, on a surface of the metal alloyable with lithium, or a combination thereof.

Abstract: A chord distributed hash table based MapReduce system includes multiple servers and a job scheduler. The multiple servers include file systems and in-memory caches storing data based on a chord distributed hash table. The job scheduler manages the data stored in the file systems and the in-memory caches in a double-layered ring structure, when receiving a data access request for a specific file from an outside. The job scheduler allocates MapReduce tasks to the servers that store the file for which the data access request has been received among the multiple servers, and outputs a result value obtained by performing the MapReduce tasks in response to the data access request.

Abstract: The present invention relates to non-invasive blood glucose measuring apparatus and method. More specifically, the apparatus is inserted into a blood vessel of a human body, and at a point of time when a measurement is desired, wirelessly transmits power so as to be operated, wherein a dipole antenna-form sensor measures a change in a specific parameter depending on a blood glucose level. The apparatus measures the blood glucose in a non-invasive manner, wherein a display unit that is present outside the human body receives the parameter value through wireless communication and displays a corresponding blood glucose level.