Abstract: This disclosure relates to a glasses-type augmented reality apparatus, and system with compact dimensions. An aspect of the present embodiment provides an augmented reality apparatus which provides a wearer with a digital holographic image incident from the outside as a holographic image, the apparatus including a plurality of holographic optical elements (HOEs) arranged in the form of concentric circles having different radii inside an optical configuration worn by the wearer to diffract the incident digital holographic image and provide the diffracted digital holographic image to the wearer.

Abstract: The disclosure relates to a tobacco material including a flavor material and a method of preparing the tobacco material. The tobacco material may have a core-shell structure in which a core includes a first tobacco mixture and a flavor material and is surrounded by a shell including a second tobacco mixture, such that the aerosol generating article including the tobacco material generates a characteristic flavor.

Abstract: This disclosure relates to a digital holographic microscope which is robust to an external environment. According to an aspect of the present embodiment, there is provided an optical system for a digital holographic microscope, the optical system including a beam splitter which reflects a light radiated from a light source toward an object, or passes a light reflected from and traveling from the object; an objective lens focusing the light reflected by the beam splitter on the object; a transflective mirror which is located on the surface of the objective lens and is determined to be transparent or reflective depending on a polarization direction of a light incident to the transflective mirror; and a wave plate which converts the light passing through the beam splitter into a circularly polarized light.

Abstract: A quantum dot including a core comprising a first semiconductor nanocrystal including a zinc chalcogenide and a semiconductor nanocrystal shell disposed on the surface of the core and comprising zinc, selenium, and sulfur. The quantum dot does not comprise cadmium, emits blue light, and may exhibit a digital diffraction pattern obtained by a Fast Fourier Transform of a transmission electron microscopic image including a (100) facet of a zinc blende structure. In an X-ray diffraction spectrum of the quantum dot, a ratio of a defect peak area with respect to a peak area of a zinc blende crystal structure is less than about 0.8:1. A method of producing the quantum dot, and an electroluminescent device including the quantum dot are also disclosed.

Abstract: Disclosed is a small animal intraventricular injection compensator for injecting a drug into a desired location through a syringe, the compensator including: a guide part provided with a guide hole into which a needle of a syringe is inserted; a body comprising an upper cavity provided inside thereof and a cradle provided to seat the guide part on an upper side thereof; and a fixation part integrally provided with the body or separately provided, and comprising a lower cavity provided to allow a head accommodation space, which a head of a small animal may enter into or exit from, to be provided inside thereof by corresponding to the upper cavity.

Abstract: The present disclosure provides autotaxin (ATX) inhibitor compounds and compositions including said compounds. The present disclosure also provides methods of using said compounds and compositions for inhibiting ATX. Also provided are methods of preparing said compounds and compositions, and synthetic precursors of said compounds.

Abstract: A wafer level package includes: a substrate; an element portion disposed on one surface of the substrate; a cap disposed on the substrate to cover the element portion; a connection portion electrically connected to the element portion; and a bonding portion disposed on an outer side of the connection portion, wherein the bonding portion is disposed on a first surface of one of the substrate and the cap, wherein one end portion of the connection portion is disposed on a second surface having a step difference from the first surface, and wherein the connection portion and the bonding portion are formed of a eutectic material.

Abstract: The present invention relates to a pharmaceutical composition containing ?-lapachone as an active ingredient for prevention or treatment of cholestatic liver disease, and can provide agents for effectively preventing and treating cholestatic liver disease.

Abstract: An embodiment of the present disclosure discloses tobacco material including: a center portion including a flavor material; and an outer portion including a tobacco mixture, wherein the outer portion surrounds the center portion.

Abstract: The present invention provides a pharmaceutical composition for prevention or treatment of a stress disease and depression, the pharmaceutical composition be safely useable without toxicity and side effects by using an extract of leaves of Vaccinium bracteatum Thunb., which is natural resource of Korea, so that the reduction of manufacturing and production costs and the import substitution and export effects can be expected through the replacement of a raw material for preparation with a plant inhabiting in nature.

Abstract: A semiconductor memory device includes; a first stacked structure including a first staircase portion, a second stacked structure on the first stacked structure and including a second staircase portion overlapping the first staircase portion, a first contact plug penetrating the first stacked structure and the second stacked structure, electrically connected to the first stacked structure and not electrically connected to the second stacked structure, and a second contact plug penetrating the first stacked structure and the second stacked structure, electrically connected to the second stacked structure and not electrically connected to the first stacked structure.

Abstract: An electric compressor capable of reducing a size and lightening weight of a package of an inverter unit, as a common mode choke (CM choke) is disposed radially outside of a circuit board of the inverter unit, and a high voltage connector, a CM choke, and a low voltage connector are integrated into a support body.

Abstract: A display device includes a semiconductor layer positioned on a substrate and including a driving transistor and a plurality of transistors; a gate conductive layer positioned on the semiconductor layer; and a data conductive layer positioned on the gate conductive layer. The driving transistor has a linear shape in which a plurality of grooves are formed.

Abstract: A quantum dot including a core that includes a first semiconductor nanocrystal including zinc and selenium, and optionally sulfur and/or tellurium, and a shell that includes a second semiconductor nanocrystal including zinc, and at least one of sulfur or selenium is disclosed. The quantum dot has an average particle diameter of greater than or equal to about 13 nm, an emission peak wavelength in a range of about 440 nm to about 470 nm, and a full width at half maximum (FWHM) of an emission wavelength of less than about 25 nm. A method for preparing the quantum dot, a quantum dot-polymer composite including the quantum dot, and an electronic device including the quantum dot is also disclosed.

Abstract: A bulk-acoustic wave (BAW) resonator includes a central portion in which a first electrode, a piezoelectric layer, and a second electrode are sequentially stacked on a substrate, and an extension portion extending externally from the central portion, and an insertion layer and a loss prevention film are disposed in the extension portion between the substrate and the second electrode. The loss prevention film is formed to have a thickness of 50 ? to 500 ?. The insertion layer is stacked on the loss prevention film, and has a side surface opposing the central portion, the side surface is formed as a first inclined surface having a first inclination angle. The loss prevention film has a side surface opposing the central portion, the side surface is formed as a second inclined surface having a second inclination angle. The second inclination angle is formed to be greater than the first inclination angle.

Abstract: A display apparatus including a substrate, a first sub-pixel, a second sub-pixel, and a third sub-pixel disposed on the substrate and configured to emit red light, green light, and blue light, respectively, partition walls disposed between the first sub-pixel, the second sub-pixel, and the third sub-pixel, and configured to not transmit light, in which the first sub-pixel, the second sub-pixel, and the third sub-pixel include a first light emitting cell, a second light emitting cell, and a third light emitting cell, respectively, and a height of each of the first, second, and third light emitting cells is lower than a height of the partition walls, and a difference between the height of the partition walls and the height of each of the first, second, and third light emitting cells is less than 100 ?m.

Abstract: A monitoring and diagnosing system includes a position indication instruction device, an endoscope equipment, and an image integrated monitoring device. The system may be capable of increasing reliability of a test by performing drug induced sleep endoscopy while changing, in a predetermined order, a body position of a patient so as to examine sleep-disordered breathing.

Abstract: An outdoor display apparatus having a heat dissipation structure includes a first display module configured to display an image in a first direction, a second display module configured to display an image in a second direction opposite to the first direction, a housing configured to accommodate the first display module and the second display module, and having an inlet and an outlet, and a heat exchange device configured to receive heat from one of the first display module and the second display module and perform heat exchange, wherein the heat exchange device includes: a first heat exchange portion having at least one cooling passage to cool the first display module; a second heat exchange portion having at least one cooling passage to cool the second display module; and a heat exchanger configured to be selectively shared by the first heat exchange portion and the second heat exchange portion.

Abstract: A monitoring and diagnosing system includes a position indication instruction device, an endoscope equipment, and an image integrated monitoring device. The system may be capable of increasing reliability of a test by performing drug induced sleep endoscopy while changing, in a predetermined order, a body position of a patient so as to examine sleep-disordered breathing.

Abstract: A method for preventing or treating hearing loss includes administering a composition comprising an oat extract to a subject. The method may use avenanthramide or a derivative thereof an oat extract. The oat extract has an effect on hair cells of the cochlea, spinal ganglion cells, and angiocytes, and an effect of inhibiting occurrence of hearing loss and can be usefully used for preventing or treating hearing loss. In particular, since the oat extract is a natural product and has stability without cytotoxicity, the composition containing the oat extract as an active ingredient has a safety advantage for long-term use without side effects on the human body.