Abstract: An educational gaming system includes control cards, road pieces and a robotic device. Each of the control cards has a graphic corresponding to an instruction. The road pieces are arranged to form a road on which the robotic device is configured to move. The robotic device is communicable with an electronic device that executes an application program. The electronic device captures an image of the graphic of the control card, conducts a machine learning algorithm based on the image to obtain the instruction, and transmits the instruction to the robotic device. The robotic device obtains a road-piece signal value that is generated by scanning one of the road pieces, and performs movement based on the instruction and the road-piece signal value.

Abstract: A method of manufacturing a semiconductor device includes forming a fin structure comprising alternately stacked first semiconductor layers and second semiconductor layers over a substrate. A sacrificial gate structure is formed over the fin structure. Spacers are formed on either side of the sacrificial gate structure. The sacrificial gate structure is removed to form a trench between the spacers. The first semiconductor layers are removed from the trench, while leaving the second semiconductor layers suspended in the trench. A self-assembling monolayer is formed on sidewalls of the spacers in the trench. Interfacial layers are formed encircling the suspended second semiconductor layers, respectively. A high-k dielectric layer is deposited at a faster deposition rate on the interfacial layers than on the self-assembling monolayer. A metal gate structure is formed over the high-k dielectric layer.

Abstract: Provided is a method for synthesizing a perovskite quantum dot film, including: preparing a cellulose nanocrystal (CNC) solution, wherein the CNC solution includes a plurality of CNCs with sulfate groups; preparing a precursor solution; mixing the CNC solution and the precursor solution to form a mixed solution; and filtering and drying the mixed solution to form a perovskite quantum dot film.

Abstract: A vehicle chassis including a vehicle frame defining an inner space and being operable to switch between a first expanded state and a collapsed state, and a loading device mounted to the inner space and removably connected to the vehicle frame. The loading device defines a first loading surface when the vehicle frame is in the first expanded state, and the loading device defines a second loading surface that is smaller than the first loading surface when the vehicle frame is in the collapsed state.

Abstract: A method of manufacturing a semiconductor device includes forming a fin structure comprising alternately stacked first semiconductor layers and second semiconductor layers over a substrate. A sacrificial gate structure is formed over the fin structure. Spacers are formed on either side of the sacrificial gate structure. The sacrificial gate structure is removed to form a trench between the spacers. The first semiconductor layers are removed from the trench, while leaving the second semiconductor layers suspended in the trench. A self-assembling monolayer is formed on sidewalls of the spacers in the trench. Interfacial layers are formed encircling the suspended second semiconductor layers, respectively. A high-k dielectric layer is deposited at a faster deposition rate on the interfacial layers than on the self-assembling monolayer. A metal gate structure is formed over the high-k dielectric layer.

Abstract: A wind power generation device includes a wind blocking structure, which is in a box-shaped structure fixed on ground by a bottom plane thereof; a wind vane rotating body including a rotating shaft and vanes fixed on the rotating shaft and arranged at equal angle intervals, wherein the rotating shaft is mounted on two bearings of the wind blocking structure, and the vanes are rotatable inside the box-shaped structure; a power generator connected to the rotating shaft and fixed on the box-shaped structure by a linking plate. When wind blows to the wind blocking structure to rotate the wind vane rotating body, the power generator is driven by the rotating shaft to generate electrical power. The wind power generation device can include at least two wind vane rotating bodies, or area enlarging structures added on the vanes, to increase windward areas of the vanes.

Abstract: A light-modulating device includes optical microstructures, each including a topmost layer, a bottommost layer, and in-between layers. The topmost layer extends in a first predetermined axis. The bottommost layer extends in a last predetermined axis which turns about a center axis such that an incident light beam passing through the topmost layer in an incident route is modulated to permit the light beam emitting from the bottommost layer to impinge upon a solar concentrator disposed below the light-modulating device along an impinging route different from the incident route. The in-between layers are sequentially turned about the center axis by an incremental degree toward the last predetermined axis.

Abstract: An interactive education system includes a storage, an output device, a processor, an input device and a recognition device. The processor controls the output device to produce voice based on a hint on a target answer stored in the storage. The recognition device generates a response through performing speech recognition on input data generated by the input device from voice of a user. The processor controls the output device to produce voice based on whether the response matches the target answer or any relevant characteristic. Depending on a count of consecutive occurrences of a failed event, the processor controls the output device to produce voice based on another hint or the target answer.

Abstract: An optical plate includes at least two first optical portions for respectively covering two light emitting modules, and at least one second optical portion for covering a gap between the light emitting modules. Each first optical portion receives light rays emitted from a respective light emitting module and causes the same to emit along a predetermined direction. The second optical portion has first and second inner inclined surfaces, and first and second outer inclined surfaces. The inner inclined surfaces guide the light rays emitted from the respective light emitting modules toward the outer inclined surfaces, respectively, such that the light rays emitting out therefrom are parallel to the predetermined direction.

Abstract: Provided is a method for synthesizing a perovskite quantum dot film, including: preparing a cellulose nanocrystal (CNC) solution, wherein the CNC solution includes a plurality of CNCs with sulfate groups; preparing a precursor solution; mixing the CNC solution and the precursor solution to form a mixed solution; and filtering and drying the mixed solution to form a perovskite quantum dot film.

Abstract: The present invention discloses a method for preparation of Apremilast. ?-phthalimino vinylsulfones are reacted through the asymmetric addition reaction to form an addition product, and the drug of Apremilast can be obtained from the addition product through simple reactions. The method is a process for synthesizing Apremilast in a more efficient way.

Abstract: A method for skill learning is implemented using a system including a wearable device to be worn by a user, a storage unit, and a processor communicating with the wearable device and the storage unit. The storage unit stores a plurality of virtual reality modules in the storage unit, each of the virtual reality modules containing interactive data associated with learning a skill. The method includes: accessing the storage unit to load a selected one of the virtual reality modules; and controlling the wearable device to present the interactive data contained in the selected one of the virtual reality modules to the user in the form of a virtual environment.

Abstract: A method for defect inspection of a transparent substrate comprises utilizing a wavefront reconstruction unit to obtain complex defect diffraction wavefront of a transparent substrate; using a complex defect diffraction module to confirm the effective diffraction distance of the complex defect diffraction wavefront; utilizing a defect detection module to detect position of the defect of the transparent substrate; using a defect classification module to perform extraction, analysis and classification of diffraction characteristics and utilizing a machine learning algorithm or a deep learning algorithm to automatically identify the defects.

Abstract: A method for defect inspection of a transparent substrate comprises (a) providing an optical system for performing a diffraction process of object wave passing through a transparent substrate, (b) interfering and wavefront recording for the diffracted object wave and a reference wave to reconstruct the defect complex images (including amplitude and phase) of the transparent substrate, (c) characteristics analyzing, features classifying and sieving for the defect complex images of the transparent substrate, and (d) creating defect complex images database based-on the defect complex images for comparison and detection of the defect complex images of the transparent substrate.

Abstract: A computing appliance for geometric planimetry is provided, comprising a container, a vertical dividing rule, a horizontal dividing rule, a horizontal point line and a middle point line. A fluid is filled into the container, and the vertical dividing rule, the horizontal dividing rule, the horizontal point line and the middle point line are configured on a same instructing surface of the container and arranged on each of the periphery surrounding like a rectangle. When the container is vertically disposed, a fluid level is aligned with the horizontal point line. And, when the container is tilted to form at least one angle, an area of at least one geometric shape can be derived by employing the vertical dividing rule, the horizontal dividing rule, the horizontal point line and the middle point line.

Abstract: A pneumatic vertical transportation device comprises an expandable cylinder, a carriage rack, an air piping controller, and an air exhauster. The expandable cylinder includes a bellow body, with one end hanging carriage rack and the other end connected with a fixing plate. The expandable cylinder is connected with the air piping controller. While the carriage rack is rising, the air exhauster draws air from the bellow body through the air piping controller to gradually decrease pressure inside. Once pressure difference exceeds weight of the carriage rack, the carriage rack begins to rise. Volume of the expandable cylinder is reduced such that the lower disc of the expandable cylinder approaches top, and the expandable cylinder is maintained at low pressure state. While the carriage rack is descending, air is fed into the expandable cylinder through the air piping controller to gradually expand the bellow body, letting the carriage rack descend.

Abstract: A method of automatically extracting energy from flowing liquid and a device using the same are disclosed. The device includes a paddle rod and a swing device. The paddle rod includes two paddles to bear a pushing force of flowing liquid. When the paddle rod is swung, one of the two paddle enters water and the other paddle leaves from water surface. When the paddle in the water bears a pushing force of flowing liquid to drive a rotary body to swing, the paddle rod moves upwardly and leaves the water surface, and the other paddle enters water to bear the pushing force, and after the rotary body is driven to swing reversely, the paddle rod moves upwardly and leaves water surface, and at the same time the paddle enters the water to bear the pushing force, to drive the rotary body to swing reversely.

Abstract: A device for accumulating atmospheric pressure includes a supporting device, at least two expandable chambers, a five-opening air valve, and an exhauster. The expandable chambers are installed on the supporting device. The number of the expandable chambers is an even number. The expandable chambers are uniformly arranged at two opposite sides of the supporting device. The five-opening air valve is connected with the expandable chambers to communicate with the internal spaces of the at least two expandable chambers, and receives atmospheric pressure. The exhauster connects and communicates with the five-opening air valve. According to the switching state of the five-opening air valve, the exhauster exhausts the internal space of one of the expandable chambers through the five-opening air valve or the atmospheric pressure inflates the internal space of one of the expandable chambers through the five-opening air valve, thereby driving the supporting device.

Abstract: A method to be implemented by a processor includes steps of: generating an assessment interface which includes a projection graphic that depicts a projection of an expected virtual object onto a plane; controlling a display to display the assessment interface thus generated; controlling, after receiving a movement instruction or a rotation instruction, the display to refresh display of the assessment interface such that a selected one of building block(s) is moved or rotated; and controlling, when it is determined that an asserted virtual object formed by an arrangement of the building block(s) shown in the assessment interface conforms with the expected virtual object, the display to display a result of the assessment.

Abstract: A storage memory device includes a vertical field effect transistor including a semiconductor substrate; a pillar extending upwardly from the substrate and containing a source, a drain, and a channel disposed therebetween; a first insulating layer surrounding the channel; a stacked structure surrounding the first insulating layer; and a gate unit. The stacked structure includes a charge trapping layer and a composite element. The composite element includes a ferroelectric layer made of a doped hafnium oxide-based material that has a predominantly orthorhombic phase and exhibits a negative capacitance; and an antiferroelectric layer made of a zirconium oxide-based material that has a predominantly tetragonal phase.