Abstract: The present disclosure describes various methods, systems, and storage medium for engineering fast bias-preserving gates on stabilized cat qubits. One method for performing a quantum operation on a qubit using a noise-bias-preserving (NBP) quantum gate includes obtaining and stabilizing the qubit; determining a type of the NBP quantum gate associated with the quantum operation, according to type of the NBP quantum gate, the quantum operation on the qubit to obtain a modified qubit, the quantum operation comprising a base gate drive and a counterdiabatic (CD) control drive. Another method for stabilizing a qubit for quantum storage includes obtaining a qubit; in response to the qubit being in an idle state, applying a two-photon dissipation operation on the qubit to stabilize the qubit, the two-photon dissipation operation corresponding to a two-photon drive.

Abstract: A vinyl-containing copolymer is copolymerized from (a) first compound, (b) second compound, and (c) third compound. (a) First compound is an aromatic compound having a single vinyl group. (b) Second compound is polybutadiene or polybutadiene-styrene having side vinyl groups. (c) Third compound is an acrylate compound. The vinyl-containing copolymer includes 0.003 mol/g to 0.010 mol/g of benzene ring, 0.0005 mol/g to 0.008 mol/g of vinyl group, and 1.2*10?5 mol/g to 2.4*10?4 mol/g of ester group.

Abstract: A method for evaluating inhalation administration and a system for evaluating inhalation administration, the system including a flow detector and an intelligent terminal. The method includes the following steps: 1) obtaining patient-related data of an inspiration flow-time curve; 2) according to an inspiration flow parameter of inhalation administration, obtaining a start time and an end time of each effective inspiration flow section on the inspiration flow-time curve; and 3) calculating an effective inspiration volume Veffective based on the inspiration flow-time curve and a series of time parameters ti1 and ti2 obtained. The method for evaluating inhalation administration and the system for evaluating inhalation administration provide a basis for medical workers to select an appropriate inhalation administration device for patients.

Abstract: A smart acoustic information recognition-based welded weld impact quality determination method and system, comprising: controlling a tip of an ultrasonic impact gun (1) to perform impact treatment on a welded weld with different treatment pressures, treatment speeds, treatment angles and impact frequencies, obtaining acoustic signals during the impact treatment, calculating feature values of the acoustic signals, and constructing an acoustic signal sample set including various stress conditions; marking the acoustic signal sample set according to impact treatment quality assessment results for the welded weld; establishing a multi-weight neural network model, and using the marked acoustic signal sample set to train the multi-weight neural network model; obtaining feature values of welded weld impact treatment acoustic signals to be determined, inputting the feature values into the trained multi-weight neural network model, and outputting determination results for welded weld impact treatment quality to be det

Abstract: A USB active optical cable and a plug capable of managing power consumption and state. The USB active optical cable and plug respectively comprises a first plug, a second plug, and an optical transmission medium used to connect the first plug and the second plug; the first plug and the second plug are configured to operate different operating states, including an initialization mode, a transmission mode, and a power saving mode, and they can switch between the different operating states. The USB active optical cable and plug are both based on the separate control of the transmitting unit and the receiving unit to distinguish different operating modes, provide necessary operating requirements and mode switching conditions for each mode, and also enable the checking and transmission of the plugging state in the power saving mode, thus facilitate the power consumption management of the active optical cable.

Abstract: A composition including particular amounts of a polyetherimide or a poly(arylene ether sulfone) and an inorganic filler is described herein. Molded samples of the composition can exhibit an advantageous combination of properties, and the composition can be used in various articles. Methods of making the composition are also described.

Abstract: A LED bulb apparatus has a bulb shell, a head cap, a driver circuit and at least one light strip. The bulb shell has a light passing shell and a bottom portion. A head cap has a neck portion, a first electrode and a second electrode. The neck portion of the head cap is connected to the bottom portion of the bulb shell forming a container space. A fluorescent layer covers the multiple LED modules. The driving current is transmitted via at least one of the top end and the bottom end of the light strip to the LED modules. The substrate has a light transmittance less than 50%.

Abstract: The present invention provides a lifting assembly of electronic equipment, and electronic equipment. The lifting assembly includes a first mounting frame, a second mounting frame, a lifting body, a drive coil and a first magnetic element. The lifting assembly is controlled to move by means of controlling the drive coil to be powered on or powered off, thus improving the stability and reliability of the motion of the lifting assembly, reducing the risk of damage to the lifting assembly caused by manual pressing, prolonging the service life of the lifting assembly, simplifying operations of a user, and enhancing the use experience of the user.

Abstract: Provided are an electromagnetic heating device, a noise suppression method, a heating control system, and a storage medium, which relate to the field of electromagnetic heating technologies. The noise suppression method includes: in response to determining that any two adjacent heating modules of the electromagnetic heating device operate successively, obtaining a start operating frequency of the last-started heating module of the two adjacent heating modules; and adjusting an operating frequency of the first-started heating module of the two adjacent heating modules based on the start operating frequency of the last-started heating module, to allow the two adjacent heating modules to operate synchronously at a same operating frequency when the last-started heating module starts operating.

Abstract: Provided are a method and a system for generating a haptic feedback effect, and a related device. The method includes: acquiring a training dataset comprising a video information and an audio information; performing a data cutting on the training dataset to obtain cut data; mapping the cut data into a haptic feedback information using a preset artificial intelligence according to a network coefficient; and outputting a haptic feedback effect according to the haptic feedback information. Compared with related art, the method for generating the haptic feedback effect of the present application incorporates the generation of haptic feedback information based on the artificial intelligence, so that manual operations are reduced during the generation process of haptic feedback effect, and the network coefficients are optimized to obtain the desired haptic feedback effect based on the pre-existing artificial results as the training set, thereby improving the vibration feedback experience in practical applications.

Abstract: Systems and methods for performing bosonic quantum error correction (QEC) using Gottesman-Kitaev-Preskill (GKP) states are provided. An ancilla quantum mechanical oscillator is used to probe Gaussian noise experienced by a data quantum mechanical oscillator without disturbing the state of the data quantum mechanical oscillator. The ancilla quantum mechanical oscillator is initialized with a GKP state and entangled with the state of a data quantum mechanical oscillator to correlate any noise experienced by the data state with the state of the ancilla quantum mechanical oscillator. The states are then disentangled, and momentum and position quadrature operators of the ancilla quantum mechanical oscillator are measured and used to perform QEC on the information stored in the data quantum mechanical oscillator.

Abstract: A force feedback device includes a fixed portion, a button hinged to the fixed portion, an driving arm connected to a bottom of the button, and a driving assembly connected to one end of the driving arm away from the button; the fixed portion includes a fixed portion body and a bearing mounted at one end of the fixed portion body; the button includes a button body and a rotating shaft formed by protruding from one end of the button body; the driving arm is connected to a bottom of the button body; the driving assembly includes a linear vibration motor and an output shaft extending from the linear vibration motor; The force feedback device of the present invention can achieve a force feedback effect of a button, has a simple structure and good experience, and is easy to assemble.

Abstract: The present application provides a force feedback device, including a base; a button assembly, comprising a button body, a button formed by protruding and extending the button body away from the base, a first rotary shaft connected to one side of the button body close to the base and rotatably connected to the base, and a swing rod formed by extending on one side of the button body close to the base and rotatably connected to the first rotary shaft; a driving assembly including a driving unit fixed to one side of the base and an output shaft connected to the driving unit; a gear assembly rotatably arranged on the base. One end of the gear assembly is connected to the output shaft, and the other end thereof is connected to the swing rod.

Abstract: A force feedback device includes a base, a working body, a driving assembly, and a transmission structure. The working body includes a key assembly and a working surface. The working surface is disposed on the key assembly. The working body is rotatably connected to the base through a first transmission shaft. The driving assembly is rotatably disposed on the base. The driving assembly is disposed opposite to the working surface. The transmission structure is disposed on the working surface. The transmission structure is in transmission connection with the driving assembly. Compared with the related art, the first transmission shaft of the driving assembly provides forward and reverse rotation to drive the transmission structure to realize force feedback effects, which is compact in overall space, small in friction resistance, and facilitates user experience effect.

Abstract: A mixing and dispersing apparatus includes a tank body, a stirring part, a dispersing part, and a driving part. The tank body has an accommodating cavity configured to accommodate materials. The stirring part is disposed in the accommodating cavity and configured to mix the materials in the accommodating cavity. The dispersing part is disposed in the accommodating cavity and includes a first cylinder and a second cylinder. The first cylinder has a first cavity in communication with the accommodating cavity, the second cylinder is located in the first cavity, and the second cylinder has a second cavity in communication with the accommodating cavity. The driving part is connected to the stirring part and the dispersing part. The materials mixed in the accommodating cavity flow into the second cavity and flow out after being dispersed in the dispersing part.

Abstract: A coating die head may comprise: a coating main body comprising a first die head and a second die head arranged separately, the first die head and the second die head being spliced to define an accommodating cavity, and opposite ends of the coating main body being respectively provided with a coating inlet and a coating outlet which are in communication with the accommodating cavity; and a turbulence assembly which defines a flow channel with a cavity wall of the accommodating cavity, the turbulence assembly being adjustably arranged in the accommodating cavity.

Abstract: A mixing and dispersing apparatus includes a tank body, a stirring part, a dispersing part, and a driving part. The tank body has an accommodating cavity configured to accommodate materials. The stirring part is disposed in the accommodating cavity and configured to mix the materials in the accommodating cavity. The dispersing part is disposed in the accommodating cavity and includes a first cylinder and a second cylinder. The first cylinder has a first cavity in communication with the accommodating cavity, the second cylinder is located in the first cavity, and the second cylinder has a second cavity in communication with the accommodating cavity. The driving part is connected to the stirring part and the dispersing part. The materials mixed in the accommodating cavity flow into the second cavity and flow out after being dispersed in the dispersing part.

Abstract: A mixing and dispersing apparatus includes a tank body, a stirring part, a dispersing part, and a driving part. The tank body has an accommodating cavity configured to accommodate materials. The stirring part is disposed in the accommodating cavity and configured to mix the materials in the accommodating cavity. The dispersing part is disposed in the accommodating cavity and includes a first cylinder and a second cylinder. The first cylinder has a first cavity in communication with the accommodating cavity, the second cylinder is located in the first cavity, and the second cylinder has a second cavity in communication with the accommodating cavity. The driving part is connected to the stirring part and the dispersing part. The materials mixed in the accommodating cavity flow into the second cavity and flow out after being dispersed in the dispersing part.

Abstract: Techniques for quantum error correction of a multi-level system are provided and described. In some aspects, techniques for encoding a state of a multi-level quantum system include encoding a quantum information in a two-mode state of two quantum mechanical oscillators. Techniques for protecting the two-mode state against dephasing and energy loss are described.