Abstract: An embodiment high-voltage battery pack for mounting under a vehicle body in a vehicle equipped with a sliding door includes a lower casing in which a battery module is mounted, the lower casing defining a rail mounting space to mount a door rail on a lateral side of the battery module, the rail mounting space extending in a front-rear direction, and a bus bar and a sensing wire both mounted in the rail mounting space to electrically connect the battery module and electric components mounted on the lower casing

Abstract: Proposed is a high frequency wave and ultrasonic wave fusion treatment device used for skin treatment and improvement that includes a housing, a tip disposed at one end of the housing, a plurality of high frequency wave transfer parts disposed on the tip and configured to transfer high frequency wave energy to skin in a pulsed manner, an ultrasonic wave transfer part disposed on the tip, but spaced apart from the high frequency wave transfer parts, and configured to transfer generated ultrasonic wave energy through an ultrasonic wave irradiation surface provided on the tip to the skin, and a movement part disposed inside the housing or the tip and configured to move the ultrasonic wave transfer part along the ultrasonic wave irradiation surface.

Abstract: A compound according to an embodiment is represented by Formula 1. An organic electric element includes a first electrode, a second electrode, and an organic material layer including the compound represented by Formula 1 between the first electrode and the second electrode. The driving voltage of the organic electric element can be lowered, and the luminous efficiency and life time can be improved.

Abstract: A cathode active material for a lithium secondary battery includes a lithium metal oxide particle and a thio-based compound formed on at least portion of a surface of the lithium metal oxide particle. The thio-based compound has a double bond that contains a sulfur atom. Chemical stability of the lithium metal oxide particle may be improved and surface residues may be reduced by the thio-based compound.

Abstract: Disclosed is a solid state hydrogen storage device, capable of providing a weight reduction of a hydrogen storage system while inhibiting heat conduction performance from being degraded, and also of increasing hydrogen storage capacity. The present disclosure provides a heat conduction fin including multiple tube passing holes through which the heat exchange tube passes and linear-shaped connecting portions connecting the tube passing holes to each other, and a solid state hydrogen storage device having the same.

Abstract: An autocorrelator and a pulse amplifying device including the same are provided. The autocorrelator includes a parabolic mirror configured to transmit and reflect pulse laser beam, a prism on one side of the parabolic mirror and configured to split the pulse laser beam, a first lower retro-reflector under the prism and provided at a first distance from the prism to reflect a portion of the pulse laser beam, a first upper retro-reflector on the prism, provided at a second distance different from the first distance from the prism, and configured to reflect another portion of the pulse laser beam to generate a first time difference between pulses of the pulse laser beam upper retro-reflector, and a first sensor under the parabolic mirror and configured to receive the pulse laser beam to detect a pulse width of the pulse laser beam.

Abstract: An apparatus for treating a substrate is provided. The apparatus includes: a support member provided in a process chamber and configured to support the substrate; and a heater heating element provided in the support member and configured to heat the substrate, wherein at least a part of the heater heating element comprises a first region to which a laser trimming process is applied, at least another part of the heater heating element comprises a second region on which a resistance adjusting material layer is implemented by an electrolytic plating process, and the amount of heat generated in the first region that is at least a part of the heater heating element is increased by performing the laser trimming process and the amount of heat generated in the second region that is at least another part of the heater heating element is decreased by forming the resistance adjusting material layer.

Abstract: A femtosecond pulse laser apparatus includes a pump light source configured to provide a pump light, a gain medium configured to obtain a gain of a laser light using the pump light, a first curved mirror and a second curved mirror, which are provided at both sides of the gain medium, an output mirror configured to transmit a portion of the laser light and reflect the other portion of the laser light to the gain medium, a mode locking portion configured to generate a femtosecond pulse of the laser light, and an acoustic wave generator configured to provide an acoustic wave into the gain medium so as to adjust self-phase modulation of the laser light.

Abstract: An organic light emitting display device includes a substrate including a light-emitting region and a reflection region, a plurality of sensing patterns disposed in the light-emitting region and the reflection region, and including a material having a first reflectivity, and a reflection pattern disposed in the reflection region, and including a material having a second reflectivity, and overlapping the plurality of sensing patterns.

Abstract: Disclosed is a spectroscopic apparatus includes a laser irradiation device that receives an orthogonal code including a series of bits each having a first value or a second value, generates a control signal having a pulse that has a width shorter than a width of a bit section in the bit section corresponding to a bit having the first value, generates a pulsed laser beam having a pulse width shorter than the bit section using the pulse as a trigger, and irradiates an incident beam including the generated pulsed laser beam to a sample, and a detector that receives a detection signal generated from the sample and the orthogonal code, generates an orthogonal code signal of the same waveform as that of the incident beam, based on the orthogonal code, and demodulates a Raman signal, based on a correlation between the generated orthogonal code signal and the Raman signal.

Abstract: A skin treatment device capable of automatically outputting high-frequency energy is proposed. The skin treatment device includes a tip configured to be in contact with skin and transmit high-frequency energy, a handpiece to which the tip may be mounted, and configured to be gripped by a user and to allow the tip to be located on the skin, and a controller configured to control output of the high-frequency energy so that the high-frequency energy may pass through the handpiece and may be transmitted through the tip, and the tip includes a temperature detecting sensor at a front surface thereof to detect temperature of the contacted skin, and the handpiece includes a pressure detecting sensor configured to detect pressure applied to the tip and an acceleration detecting sensor configured to detect acceleration input in response to movement of the handpiece.

Abstract: Provided are a heating unit including an air layer for thermal insulation and a substrate treating apparatus including the heating unit. The substrate treating apparatus includes: a housing providing a space in which a substrate is treated; a heating unit disposed in the housing and heating the substrate; a cooling unit disposed in the housing and cooling the substrate; and a transfer unit for moving the substrate, wherein the heating unit includes: a body including a heater therein; a first air layer provided inside the body for thermal insulation and formed in a first direction as a longitudinal direction thereof; and a second air layer provided inside the body for thermal insulation and formed in a second direction as a longitudinal direction thereof.

Abstract: A display device includes a display panel including a display layer having light-emitting elements on the substrate, and a sensor electrode layer on the display layer. The sensor electrode layer includes sensor electrodes in a sensor area, sensor lines electrically connected to the sensor electrodes and a first conductive pattern spaced apart from the sensor lines and sensor electrodes. The sensor lines and the first conductive pattern are in a sensor peripheral area adjacent to the sensor area. The first conductive pattern is an antenna.

Abstract: Proposed is a preparation method for single-layered MXenes capable of exfoliating a single layer of MXenes from multi-layered MXenes with a high yield. One embodiment of the present disclosure provides a preparation method for single-layer MXenes, the method includes exfoliating a single layer of MXenes from multi-layered Mxenes with a Couette-Taylor reactor (CT reactor), inducing a regular flow.

Abstract: A display device includes a display panel including a display layer including light-emitting elements disposed on a substrate, and a sensor electrode layer disposed on the display layer. The sensor electrode layer includes a first sound electrode and a second sound electrode; a vibration layer electrically contacting the first sound electrode and the second sound electrode and being deformed in response to a first sound driving voltage applied to the first sound electrode and a second sound driving voltage applied to the second sound electrode; and sensor electrodes disposed on the vibration layer. The sensor electrodes sense an input.

Abstract: A compound represented by a combination of Chemical Formula 1 and Chemical Formula 2 bonded together, a composition including the compound, an organic optoelectronic device, and a display device are disclosed. In Chemical Formula 1 and Chemical Formula 2, each substituent is the same as described in the specification.

Abstract: A battery system for vehicles has a bus bar or a wire harness, including portions with a high risk of short circuit inside the battery system. The bus bar or the wire harness is covered with an insulator in which a first insulator for the purpose of insulation and a second insulator for the purpose of heat resistance are laminated so that the first insulator is protected by the second insulator to thereby prevent thermal runaway of the battery system.

Abstract: The inventive concept provides a bake unit. The bake unit comprising: a housing having an upper cover and a lower frame, the upper cover and the lower cover in combination providing a treatment space for heat treatment of a substrate; a heater provided in the treatment space for heating a substrate placed thereon; a heater cup configured to surround the heater; and a first purge gas supply unit for providing a first purge gas flow to block inflow of outer air through a gap between the lower frame and the heater cup.