Abstract: The present disclosure relates to a method for analysis of an average deuterium substitution rate of a deuterium-substituted sample using information of a 1H-NMR spectrum of the deuterium-substituted sample.

Abstract: The present technology provides 3,3-difluoroallylamines or pharmaceutically acceptable salts thereof, preparation processes thereof, pharmaceutical compositions comprising the same, and uses thereof. The 3,3-difluoroallylamines or their pharmaceutically acceptable salts exhibit potent inhibitory activity on VAP-1 and therefore can be usefully applied, e.g., for the treatment and prophylaxis of nonalcoholic hepatosteatosis (NASH).

Abstract: Provided is an aerosol generating device. The aerosol generating device includes: an accommodation part into which a cigarette is capable of being inserted; and a heating element passing through a hole formed in a bottom surface of the accommodation part, protruding into the accommodation part and capable of heating the cigarette inserted into the accommodation part, wherein, on the bottom-surface, the ratio of a cross-sectional area of the hole with respect to a cross-sectional area of the heating element is greater than or equal to 1.8.

Abstract: A unit pixel includes a transparent substrate, a plurality of light emitting devices disposed on the transparent substrate, and an electrostatic discharge (ESD) protector disposed on the transparent substrate and protecting at least one of the light emitting devices from electrostatic discharge.

Abstract: A semiconductor device includes a lower stack structure that includes a lower word line, an upper stack structure that is on the lower stack structure and includes an upper word line, a decoder that is adjacent to the lower stack structure and the upper stack structure, a signal interconnection that is connected to the decoder, a lower selector that is connected to the signal interconnection and further connected to the lower word line, and an upper selector that is connected to the signal interconnection, isolated from direct contact with the lower selector, and further connected to the upper word line.

Abstract: An apparatus for manufacturing a display device includes: a stage unit; and a suction unit located above the stage unit, wherein the suction unit includes: a main body including an outer box with top and bottom openings and an inner cup disposed in the outer box; a first air blower disposed above the main body and including a first main pipe extending in a first direction and a second air blower including a second main pipe extending in a second direction intersecting the first direction; a lower plate coupled to a lower end of the outer box and including a through hole; and a suction inlet defined by an inner end of the lower plate defining the through hole and a lower end of the inner cup, wherein the suction inlet is opened downward.

Abstract: In a method of manufacturing a vertical semiconductor device, an insulation layer and a sacrificial layer are alternatively and repeatedly formed on a substrate to define a structure. The structure is etched to form a hole therethrough that exposes the substrate. A first semiconductor pattern is formed in a lower portion of the hole, and a blocking pattern, a charge storage pattern, a tunnel insulation pattern and a first channel pattern are formed on a sidewall of the hole. A second channel pattern is formed on the first channel pattern and the semiconductor pattern, and a second semiconductor pattern is formed on a portion of the second channel pattern on the semiconductor pattern to define an upper channel pattern including the second channel pattern and the second semiconductor pattern. The sacrificial layers are replaced with a plurality of gates, respectively, including a conductive material.

Abstract: An optical scanning device includes an optical source portion to emit an optical beam; an optical deflector to deflect the optical beam in a main scanning direction; and an imaging lens to image the deflected optical beam onto a light-exposed object. A scanning line curvature caused by a refractive index deviation of the imaging lens is determined, and a curvature of the imaging lens in a sub-scanning direction is determined based on the determined scanning line curvature.

Abstract: A displaying apparatus includes a pixel unit. The pixel unit includes at least one pixel having a light emitting device and a light conversion layer for converting a first wavelength of light of the light emitting device into a second wavelength of light different from the first wavelength; and an insulation layer covers side surfaces of the light emitting device and the light conversion layer.

Abstract: A method for relative quantitative analysis of a polymer using MALDI mass spectrometry, the method comprising the steps of preparing a plurality of polymer specimens having a thickness variation of 30% or less by electrospraying a solution including a polymer sample, a monomeric internal standard material, and a matrix through a mask for each different concentration of the polymer sample; obtaining MALDI mass spectra by irradiating laser beams to each of the plurality of polymer specimens, and calculating a signal intensity ratio of the polymer sample to the small molecule internal standard from peak results of the spectra; and depicting the calculated signal intensity ratio according to the concentration of the polymer sample to prepare a quantitative calibration curve, and the method capable of providing MALDI mass spectra with reduced overlapping peaks and thereby providing the relative quantitative analysis of a polymer with improved accuracy.

Abstract: The present disclosure relates to a method of manufacturing a specimen of a poorly water-soluble material having a uniform thickness by using a sample plate comprising a substrate and a plurality of protrusions located on one surface of the substrate, the protrusion having a flat surface for receiving a force when pressed from the top, and a method for quantitative analysis of a poorly water-soluble material through MALDI mass spectrometry for the specimen.

Abstract: Disclosed are a photoelectric conversion device and an organic sensor and an electronic device including the same. The photoelectric conversion device includes a first and a second electrode, a photoelectric conversion layer between the first and the second electrode and configured to absorb light in at least one portion of a wavelength spectrum and to convert the absorbed light into an electric signal, and a buffer layer between the second electrode and the photoelectric conversion layer and including a mixture of at least two materials. The mixture includes a first and a second material. The first material has an energy bandgap of at least about 3.2 eV and a HOMO energy level of at least about 6.0 eV. The second material has an energy bandgap of less than or equal to about 2.8 eV and a HOMO energy level of at least about 6.0 eV.

Abstract: A unit pixel includes a transparent substrate, a plurality of light emitting devices arranged on the transparent substrate, and an optical layer disposed between the light emitting devices and the transparent substrate and transmitting light emitted from the light emitting devices. The transparent substrate has a concavo-convex pattern on a surface facing the light emitting devices.

Abstract: A semiconductor device includes a first semiconductor structure including circuit devices and first bonding pads; and a second semiconductor structure connected to the first semiconductor structure, the second semiconductor structure including a base layer; a first memory cell structure including first gate electrodes and first channels penetrating through the first gate electrodes; a second memory cell structure including second gate electrodes and second channels penetrating through the second gate electrodes; bit lines between the first and the second memory cell structures, and electrically connected to the first and second channels in common; first and second conductive layers on the second surface of the base layer; a pad insulating layer having an opening exposing a portion of the second conductive layer; and second bonding pads disposed to correspond to the first bonding pads in a lower portion of the second memory cell structure.

Abstract: A semiconductor device includes a lower stack structure that includes a lower word line, an upper stack structure that is on the lower stack structure and includes an upper word line, a decoder that is adjacent to the lower stack structure and the upper stack structure, a signal interconnection that is connected to the decoder, a lower selector that is connected to the signal interconnection and further connected to the lower word line, and an upper selector that is connected to the signal interconnection, isolated from direct contact with the lower selector, and further connected to the upper word line.

Abstract: The present disclosure relates to a face for a golf driver including a head for hitting a ball and, a sweet spot point that is a center position of a roll, which is formed in a round shape from the top to the bottom in the front of a head body constituting the head, and a bulge, which is formed in a round shape to the left and right sides thereof, for hitting the ball, and a sweet spot area, which is a specific portion around the sweet spot point, the face include: a sweet spot plane obtained by flattening the sweet spot area of the face; and toe planes and heel planes formed in multiple stages in toe and heel portions on the left and right sides of the sweet spot area so as to maintain roll and bulge lines.

Abstract: The present invention relates to an interface unit which can be used in a laser ablation-direct analysis in real time-mass spectrometry (LA-DART-MS) system, and more particularly, provides an interface unit which can be disposed between a DART unit and an MS unit to improve detection sensitivity of a sample laser-ablated by a laser beam.

Abstract: The present technology provides a process for selectively preparing an (E)-(2-(chloromethyl)-3-fluoroallyl)carbamate compound by refluxing an (E/Z)-(2-(chloromethyl)-3-fluoroallyl)carbamate compound in an organic solvent, followed by crystallization by cooling.

Abstract: A nonvolatile memory device and method of fabricating same are provided.

Abstract: A vertical memory device includes gate electrodes on a substrate and a first structure. The gate electrodes may be spaced apart from each other in a first direction perpendicular to an upper surface of the substrate. The first structure extends through the gate electrodes in the first direction, and includes a channel and a variable resistance structure sequentially stacked in a horizontal direction parallel to the upper surface of the substrate. The variable resistance structure may include quantum dots (QDs) therein.