Abstract: A mask structure, a semiconductor structure and methods for manufacturing the same are disclosed. The method for manufacturing the mask structure includes: forming a pattern transfer layer, a first etching stop layer, a first sacrificial layer and a first hard mask layer sequentially stacked from bottom to top; patterning the first sacrificial layer and the first hard mask layer, to obtain a first sacrificial pattern, the first sacrificial pattern exposing the first etching stop layer; forming a first initial mask pattern on side walls of the first sacrificial pattern; removing the first sacrificial pattern; removing, based on the first initial mask pattern, a part of the first etching stop layer of which a top surface being exposed; removing the first initial mask pattern, and using the remaining part of the first etching stop layer on the upper surface of the pattern transfer layer as a first mask pattern.

Abstract: An optical element with a lanthanide compound layer in accordance with the present invention comprises: an optical substrate including a first surface; the lanthanide compound layer made of lanthanide compound and being disposed on the first surface, and the lanthanide compound layer including a second surface; and an optical film stack disposed on the second surface. With the design of the lanthanide compound layer, the optical element has a blocking effect. Therefore, during the cleaning process of the optical element, a large number of particles can be removed, while effectively suppressing the expansion and generation of pinhole defects, and maintaining the original performance of the optical element.

Abstract: The present disclosure provides a pump body, a compressor, and a heat exchange apparatus. The pump body includes a cylinder assembly, a piston, a motion transmission structure, and a drive member. The cylinder assembly includes a cylinder. The piston is movably disposed in the cylinder. The drive member is connected to the piston through the motion transmission structure. An outer peripheral wall of the piston has a rail groove connected end to end in a circumferential direction, and the cylinder has a guide structure extending into the rail groove; or an inner surface of the cylinder has a rail groove connected end to end in the circumferential direction, and the piston has a guide structure extending into the rail groove. So that through driving of the piston by the drive member, the piston is capable of rotating relative to the cylinder while reciprocating along a rotating axis of the piston.

Abstract: The present application provides a biodegradable magnesium alloy without rare earth elements. The magnesium alloy comprises the following elements in percentage by mass: Zn 1.0-5.0%; Mn 0.1-1.0%; Ca 0.1-1.0%; Sr 0.1-1.0%; Sn 0.1-3.0%; Zr 0.1-0.8%; and Mg balance. The impurity in the magnesium alloy does not contain rare earth elements. The present application also provides a method for preparing the above biodegradable magnesium alloy and use in the preparation of medical devices. In the present application, Mg is used as the main components and mixed with a specific proportion of Zn, Ca and Mn to prepare the alloy. The biodegradable magnesium alloy of the present application has a controllable degradation rate and strong mechanical strength, and there are no harmful elements to a human body, and the degradation of the alloy in the human body will not affect human body.

Abstract: A method for forming a pattern can include the following operations. A substrate is provided, on the surface of which a patterned photoresist layer is formed. Based on the photoresist layer, isolation sidewalls are formed, in which each isolation sidewall includes a first sidewall close to the photoresist layer and a second sidewall away from the photoresist layer. Core material layers are formed between two adjacent isolation sidewalls. The second sidewalls are removed to form the pattern composed of the first sidewalls and the core material layers.

Abstract: A gear box having a carburized shaft and steel bearing assembly. The bearing includes an inner-race and an outer-race. The shaft includes a distal end surface extending perpendicularly from a shaft faying surface and a shaft annular beveled edge. The shaft faying surface is in intimate contact with the inner-race. The inner-race second annular face is coplanar with the distal end surface. The shaft annular beveled edge cooperates with the inner-race faying surface to define a half-V shaped groove. An annular weld joint is formed in the half-V shaped groove thereby joining the shaft to the inner-race. The outer-race includes a first width (W1) and the inner-race includes a second width (W2). W2 is wider than W1 by greater than 0 millimeters (mm) to about 10 mm.

Abstract: Disclosed are an intracellular antibody (intrabody) and a preparation method and a use thereof. The intrabody includes a fragment of the variable region of the heavy chain (VH) of a monoclonal antibody that recognizes mutant huntingtin (mHTT) and a signal sequence of lysosome-associated membrane protein I (LAMP1). The VH fragment includes an amino acid sequence as shown in any one of SEQ. ID NO. 1-3. The intrabody described in this application possesses a bidirectional recognition function, enabling it to bind to and recognize mHTTs as well as specifically recognize lysosomes, thereby realizing the targeted degradation of mutant proteins and improving the degradation efficiency of the mutant proteins.

Abstract: The disclosure provides a method, an apparatus, an electronic device, and a computer readable medium for displaying special effects and relates to the technical field of special effect display. The method includes: obtaining musical features of music played in a special effect display interface; and displaying special effects on the special effect display interface based on the musical features. In the embodiment of the present disclosure, by obtaining musical features of music, and displaying special effects generated based on the musical features on the special effect display interface, the change of the display of the special effects is associated to the musical features, the display of the special effect is more diverse, and the special effects is combined with the musical features, thereby increasing the user's immersive experience.

Abstract: Embodiments provide a memory and a fabrication method thereof, and relates to the field of storage device technology to solve the technical problem of lower storage density of the memory. The fabrication method of the memory includes: providing a substrate including a central region and an edge region connected to each other, a first contact structure electrically connected to a wordline structure in the substrate being formed in the edge region; forming a second contact structure electrically connected to the first contact structure on the edge region; forming a capacitor structure electrically connected to the wordline structure on the central region; forming a third contact structure electrically connected to the second contact structure on the second contact structure; and forming a transistor structure electrically connected to the wordline structure on the capacitor structure and the third contact structure.

Abstract: A semi-automatic corrosion box of a copper clad laminate is disclosed. The corrosion device comprises a box body which has no cover; a baffle plate which divides the corrosion box into an upper part and a lower part, wherein a copper clad laminate circuit board is placed on the baffle plate, and a temperature detection module, water pumps and a heating rod are placed on a lower part; and a thermal imaging camera which is placed on a pressing plate through a bracket. Modules in corrosive liquid are connected with an external single chip microcomputer control module through corrosion-resistant wires. The working mode of the present invention is that time and temperature are set with a key matrix at first, and the control module can automatically stop working and enter a low power consumption mode.

Abstract: A tertiary frequency modulation method for a power system, AGC based on power plant input performs active power regulation for tertiary frequency modulation in different modes in power plants in case of secondary frequency modulation failure of the power system and unidirectional deviation of grid frequency from rated frequency for a period: perform tertiary frequency modulation based on the reserved capacity of the secondary frequency modulation or the regulation amount of primary frequency modulation or random parameters. The invention relates to tertiary frequency modulation whose action sequence is later than that of the primary frequency modulation and the secondary frequency modulation to realize astatic frequency regulation.

Abstract: Provided is a movable electro-hydraulic composite drive spraying robot with a large working space, comprising movable bases, there being a plurality of movable bases cooperatively arranged for bearing a drive rope adjustment module, profile supporting columns in the driving rope adjusting module respectively being fixed on the movable bases, the plurality of movable bases encircling an operating space, a adjustable auxiliary motion platform that is movable being erected in the operating space, a rotary motion platform being arranged below the adjustable auxiliary motion platform, the adjustable auxiliary motion platform and the rotary motion platform being connected by means of a hydraulic push rod, the bottom end surface of the rotary motion platform being provided with a spray gun, and a balance mechanism and a fixed support mechanism for balancing the traction force of the rope and maintaining the balance of the mechanism also being mounted on the movable bases.

Abstract: A photovoltaic curtain wall and a method for manufacturing the photovoltaic curtain wall are provided. The photovoltaic curtain wall includes a first cover plate, a cell string, and a second cover plate stacked sequentially in a first direction; and an encapsulation film including a first adhesive film and a second adhesive film, the first adhesive film is attached to the first cover plate, and the second adhesive film is attached to the second cover plate. The second cover plate has a thickness greater than or equal to an equivalent thickness, and the first cover plate has a thickness less than the thickness of the second cover plate; and the equivalent thickness is a thickness of a target cover plate that undergoes a preset bending deformation in response to a preset load, and the target cover plate and the second cover plate is made of a same material.

Abstract: The present disclosure provides an efficient map matching method for a global positioning system (GPS) trajectory, and belongs to the technical field of traffic. The efficient map matching method for a GPS trajectory includes the following steps: obtaining a valid GPS point list; obtaining a current searched end point; backtracking a best map matching path from the current searched end point, traversing GPS points along the path to obtain best matching results, and summarizing the best matching results to output a matching result statistical table; and determining whether the current searched end point is a final point. The present disclosure replaces the conventional “GPS point guided path search logic” with a “path search guided GPS point matching logic”, solves the problem of endless loop in backtracking of the emerging algorithm, avoids the complicated and inefficient map data calling process in the conventional matching logic, and greatly improves the map matching efficiency.

Abstract: A photovoltaic curtain wall and a method for manufacturing the photovoltaic curtain wall are provided. The photovoltaic curtain wall includes a first cover plate, a cell string, and a second cover plate stacked sequentially in a first direction; and an encapsulation film including a first adhesive film and a second adhesive film, the first adhesive film is attached to the first cover plate, and the second adhesive film is attached to the second cover plate. The second cover plate has a thickness greater than or equal to an equivalent thickness, and the first cover plate has a thickness less than the thickness of the second cover plate; and the equivalent thickness is a thickness of a target cover plate that undergoes a preset bending deformation in response to a preset load, and the target cover plate and the second cover plate is made of a same material.

Abstract: Disclosed herein are systems and methods to efficiently execute predictions models to identify future values associated with various nodes. The systems and methods described herein retrieve a set of nodes and execute various clustering algorithms in order to segment the nodes into different clusters. The systems and methods described herein also describe generating one or more prediction models, such as time-series models, for each cluster of nodes. When a node with unknown/limited data and attributes is identified, the methods and systems described herein first identify a cluster most similar the new node, identify a corresponding prediction model, and execute the identified prediction model to calculate future attribute of the new node.

Abstract: An embodiment of the disclosure provides a method for manufacturing a semiconductor structure, including: providing a substrate, where the substrate has a peripheral region and an array region; stacking and forming an insulating layer and a mask layer with a mask pattern on the substrate; etching the insulating layer with the mask layer as a mask to form a contact hole penetrating the insulating layer at the array region; reserving the mask layer; in a direction perpendicular to a surface of the substrate, providing a thickness difference between the mask layer of the peripheral region and the mask layer of the array region; forming a first material layer; forming a second material layer; etching a part of the mask layer with the second material layer as the mask; and removing the remaining second material layer, the remaining mask layer and the first material layer on the remaining mask layer.

Abstract: A device for simulating suction penetration of suction caisson based on centrifuge model test includes a model box, a suction caisson model in the model box and containing a suction caisson and a connecting rod, a penetration device disposed above the model box and movably connected to the connecting rod, a vacuum system connected to the suction caisson, a lower part of the suction caisson is provided with soil, and an upper part of the soil is provided with a water body. The penetration device includes a guide rail and a drive lever. The drive lever penetrates through the model box and then is connected to an electromagnetic adsorption device, a bottom end of which includes a guide housing, and the connecting rod is inserted into the guide housing. The device can dynamically correct displacement deviation in a suction penetration process, thereby being continuously tested in a centrifugal state.

Abstract: A motor stator. A stator winding having a polyphase winding wound onto a stator core; the winding is continuously wound in a wave shape with 2N winding layers; S winding phases; 2P poles of each phase winding; 4×S×P slots are formed in the stator core; each pole of each phase has two conducting wire groups; each group has two conducting wires wound in parallel in adjacent slots; the pitch of each conducting wire group is a normal pitch of y, a jumper pitch of y+1, and a dislocation pitch; the jumper pitch has a first pitch of y?1 and a second pitch of y+1; the dislocation pitch has a third pitch of y and a fourth pitch of y+2; one jumper pitch is used for each conducting wire group at every P?1 non-jumper pitch; one dislocation pitch is used for each conducting wire group between at least two adjacent layers.

Abstract: A method for manufacturing a memory and a memory is provided. The method for manufacturing a memory includes: providing a substrate; stacking an electrode support structure, a protective layer and a first mask layer in sequence on the substrate; patterning the first mask layer on an array region, and etching the protective layer, the electrode support structure and the substrate by using the patterned first mask layer as a mask, to form capacitor holes penetrating the protective layer and the electrode support structure and extending into the substrate; removing the first mask layer; and forming a first electrode layer on side walls and bottom walls of the capacitor holes, a top surface of the first electrode layer being flush with a top surface of the electrode support structure.