Abstract: The present disclosure provides an engineered Hansenula fungus that efficiently expresses CA10 (Coxsackievirus A10) virus-like particles and uses thereof. The engineered fungus includes a recombinant vector carrying the P1 and 3CD genes of the CA10 virus optimized according to preferred codons of Hansenula. The present disclosure also provides a preparation method for CA10 virus-like particles and vaccines prepared therefrom.

Abstract: In at least some implementations, a vehicle includes a body having a front end, a front compartment and a hood received over at least part of the front compartment. A hood moving assembly is coupled to the hood to move the hood away from the front compartment and from a closed position. A thermal camera is carried by the body and has a field of view that includes an area in front of the front end. And a controller is coupled to the thermal camera and to the hood moving assembly. The thermal camera provides an output to the controller from which a determination can be made of the presence of an animate object in the field of view, and wherein the controller is responsive to the output of the thermal camera to selectively actuate the hood moving assembly to move the vehicle hood.

Abstract: A soft switch circuit, comprising switch voltage end A, main inductor L and second voltage end B. Switch voltage end A is electrically connected to first end of main inductor L; and second voltage end B is electrically connected to second end of main inductor L. Soft switch circuit further comprises auxiliary module (100) and first voltage end C, wherein first end of auxiliary module (100) is electrically connected to switch voltage end A; and second end of the auxiliary module (100) is electrically connected to first voltage end C. Auxiliary module (100) is used for charging auxiliary module (100) by using first voltage input by means of first voltage end C; and auxiliary module is further used for performing discharging to the switch voltage end A. Further provided are a power source assembly comprising a soft switch circuit, and a method for controlling a soft switch circuit.

Abstract: A zero calibration method includes: adding, based on a first forward kinematics model of a robotic arm of a robot, zero deviations of each joint to form a second forward kinematics model, and simultaneously solving the second forward kinematics model and the first forward kinematics model to obtain an end deviation function; sending target end pose instructions to the robotic arm in a current zero point situation, and acquiring a spatial deviation of an actual position of an end; inputting position information of each joint angle and the spatial deviation, after each stop of motion of the end, into the end deviation function, and performing phase shifting to obtain an objective optimization function; and solving the objective optimization function to obtain a zero deviation value.

Abstract: A measurement circuit of thin-film temperature sensor comprises: out-phase input end and output end of first operational amplifier are connected to first end of thin-film resistor; first end of first resistor is connected to output end of first operational amplifier, second end of first resistor is connected to in-phase input end of first operational amplifier; second end of first resistor is grounded via second resistor; output end of second operational amplifier is connected to first end of potentiometer; second end of the potentiometer is connected to the constant current source and in-phase input end of second operational amplifier respectively; first end of third resistor is connected to output end of second operational amplifier, second end of third resistor is connected to out-phase input end of second operational amplifier; second end of third resistor is grounded via fourth resistor; voltage value of second end of potentiometer is output signal.

Abstract: A back plate for being assembled with a middle frame to form a frame structure, wherein the middle frame includes a bearing structure having a bearing surface for bearing a display panel, the back plate includes a bottom plate and a side wall formed by bending an edge of the bottom plate, and the side wall is used for being assembled with the middle frame, wherein a first supporting structure is formed on the bottom plate, and the first supporting structure is used for supporting the bearing structure.

Abstract: A micro-fluxgate sensor has a double-iron core assembly, a self-oscillating module, a current superimposing and amplifying module and a voltage acquisition module. The double-iron core assembly comprises a first iron core and a second iron core. The first iron core is provided with a first winding coil. The second iron core is provided with a second winding coil. The first winding coil and the second winding coil are respectively connected with an input end of the self-oscillating module, and an output end of the self-oscillating module is respectively connected with the current superimposing and amplifying module and the voltage acquisition module. The fluxgate sensor is simple in processing circuit without manual debugging and is easily integrated.

Abstract: A composite silicon-based negative electrode material, a preparation method therefor, a negative electrode sheet comprising same, and a lithium-ion secondary battery are provided. The composite silicon-based negative electrode material comprises a silicon-based material core layer and a metal material shell layer, wherein the metal material shell layer coats the silicon-based material core layer, and the silicon-based material core layer comprises a permeation area formed by the permeation of the metal material shell layer into the silicon-based material core layer. By means of the composite silicon-based negative electrode material and the preparation method therefor of the present application, the conductivity of the negative electrode material is improved, the expansion rate of the core layer formed by the silicon-based material is limited, and the consumption of lithium ions caused by a reaction between an electrolyte and the surface of the silicon-based material is effectively reduced.

Abstract: A back plate for being assembled with a middle frame to form a frame structure, wherein the middle frame includes a bearing structure having a bearing surface for bearing a display panel, the back plate includes a bottom plate and a side wall formed by bending an edge of the bottom plate, and the side wall is used for being assembled with the middle frame, wherein a first supporting structure is formed on the bottom plate, and the first supporting structure is used for supporting the bearing structure.

Abstract: A lighting apparatus includes a rectifier, a loading module and a current supplemental module. The rectifier is connected to an output of the AC power for receiving an AC signal. The rectifier converts the AC signal to a positive wave signal. The loading module is disposed at an output of the rectifier. The loading module includes multiple loading units connected in series. Output of each loading unit is connected to a current limit module. Each current limit module has a voltage conductive threshold and a working cycle dispatched to each current limit module according to the positive wave signal. The current supplemental module is connected to an output of the rectifier and an input of the loading module. The current supplemental module charges the current limit module during the working cycle and outputs current to the loading module when the positive wave signal is not sufficient to drive the loading module.

Abstract: An intelligent control method for engine initiation, including: determining whether a current driving mode satisfies a predetermined driving mode; when the current driving mode satisfies the predetermined driving mode, acquiring a current remaining capacity of a battery; determining whether the current remaining capacity is greater than a predetermined capacity threshold value; when the current remaining capacity is greater than the predetermined capacity threshold value, not starting an engine, otherwise, acquiring a catalyst temperature and a vehicle operating state; determining, according to the vehicle operating state, whether the catalyst temperature is less than a predetermined temperature threshold value; when the catalyst temperature is not less than the predetermined temperature threshold value, driving the engine to rotate clockwise to start same in a fuel cut-off manner, otherwise, heating a catalyst by a heating plate until the catalyst temperature is not less than the predetermined temperature th

Abstract: An intelligent control method for engine initiation, including: determining whether a current driving mode satisfies a predetermined driving mode; when the current driving mode satisfies the predetermined driving mode, acquiring a current remaining capacity of a battery; determining whether the current remaining capacity is greater than a predetermined capacity threshold value; when the current remaining capacity is greater than the predetermined capacity threshold value, not starting an engine, otherwise, acquiring a catalyst temperature and a vehicle operating state; determining, according to the vehicle operating state, whether the catalyst temperature is less than a predetermined temperature threshold value; when the catalyst temperature is not less than the predetermined temperature threshold value, driving the engine to rotate clockwise to start same in a fuel cut-off manner, otherwise, heating a catalyst by a heating plate until the catalyst temperature is not less than the predetermined temperature th

Abstract: In one aspect, the present disclosure relates to a pyrrolidine substituted quinolone compound. In another aspect, the present disclosure relates to a method of treating, ameliorating, and/or preventing an RNA vims infection in a patient in need thereof, the method comprising administering to the patient a therapeutically effective amount of a pyrrolidine substituted quinolone compound to disrupt the programmed ribosomal frameshifting (PRF) of the RNA vims. In some embodiments, the RNA virus is SARS-Co V-2.

Abstract: Disclosed is a method for controlling a focused ultrasound therapy device based on an Acorn RISC Machine, the focused ultrasound therapy device being connected to a workstation and an ARM embedded processor running a linux operating system, the ARM embedded processor storing a first control program, the workstation storing a second control program, the method including: the first control program controlling the focused ultrasound therapy device by executing a task and sending a task execution result to the second control program; the task includes an internal event and an operation instruction, the internal event includes a timer event of the first control program and an interrupt message of a linux kernel, the second control program receives the operation instruction through the workstation and sends the operation instruction to the first control program.

Abstract: Disclosed are an automatic planning method and a device for tissue ablation. The method includes: obtaining a three dimensional (3D) model of a to-be-ablated tissue through a 3D reconstruction technique; marking a cylindrical ablation point on the 3D model through an ablation planning, an axial direction of the ablation point is the same as a radio frequency direction of thermal ablation; and displaying an ablated area on the 3D model, the reconstruction technique includes: obtaining slice images of the to-be-ablated tissue in a plurality of directions, the slice image in each direction includes a plurality of two dimensional (2D) images; depicting, by a primitive, the to-be-ablated tissue on the 2D images in one direction; and constructing the 3D model of the to-be-ablated tissue through the 3D reconstruction technique based on the original 2D images.

Abstract: Disclosed is an image-based motion detection method. The method specifically includes: acquiring a reference image of a detecting object, determining several first detecting points in the reference image, extracting basic markings centered on the first detecting points in the reference image and classifying all the basic markings into several categories; acquiring a detecting image of the detecting object; matching the basic markings in the detecting image, obtaining an offset vector of each basic marking, and determining whether the basic marking has moved according to a norm of the offset vector of the basic marking; determining whether the number of the basic markings that have moved in each category is greater than a third threshold, if yes, determining that the category has moved; and if no, determining that the category has not moved; and determining a moving state of the detecting object according to a moving state of each category.

Abstract: A lighting apparatus includes a rectifier, a loading module, a constant current switch module and a current supplemental module. The rectifier is connected to an output of the AC power for receiving an AC signal to convert the AC signal to a positive wave signal. The loading module includes multiple loading units. The loading module is disposed on the output of the rectifier. The constant current switch module is connected to output of each loading unit and to control the working cycle of each loading unit so as to ensure a total passing current of the loading module is opposite in phase to the positive wave signal to keep output power constant. The current supplemental module supplies output current to the loading module when the positive wave signal is in sufficient to drive the loading module.

Abstract: A lighting apparatus includes a light source, a driver circuit, a high side control module and a low side control module. The light source includes a LED module. The driver circuit includes a high side circuit and a low side circuit for generating a driving current to the LED module. The high side control module for controls the high side circuit. The high side control module includes a voltage stabilizer and a current trigger. The voltage stabilizer is placed on a voltage input of a high side. The current trigger is connected to an output of the voltage stabilizer. The low side control module controls the low side circuit. The low side control module includes a buck converter, a constant current trigger, and a low side constant current source. The buck converter is connected to a second input of the current trigger.

Abstract: A distributor (100), a falling film evaporator and a refrigerating system. The distributor includes: a sprayer (110), the top of the sprayer being connected to a falling film evaporator inlet (230), and the bottom of the sprayer being provided with spray holes (111); and an orifice plate (120) disposed at a lower end of the sprayer and provided with multiple distribution holes (121), wherein a centrifugal gas-liquid separating element is disposed in the sprayer and is configured to separate a refrigerant entering the sprayer through the evaporator inlet into a gas phase and a liquid phase. In the distributor, the centrifugal gas-liquid separating element is disposed in the sprayer, so that a two-phase refrigerant entering the sprayer through the evaporator inlet can be better separated under dual effects of the gravity and the centrifugal force.

Abstract: A measurement circuit of thin-film temperature sensor comprises: out-phase input end and output end of first operational amplifier are connected to first end of thin-film resistor; first end of first resistor is connected to output end of first operational amplifier, second end of first resistor is connected to in-phase input end of first operational amplifier; second end of first resistor is grounded via second resistor; output end of second operational amplifier is connected to first end of potentiometer; second end of the potentiometer is connected to the constant current source and in-phase input end of second operational amplifier respectively, first end of third resistor is connected to output end of second operational amplifier, second end of third resistor is connected to out-phase input end of second operational amplifier; second end of third resistor is grounded via fourth resistor; voltage value of second end of potentiometer is output signal.