Abstract: A refrigerator door with a replaceable door panel, comprising: a rear door body, and a door panel detachably connected to the rear door body; the rear door body comprises a first boss and a first engaging member which are disposed opposite to each other; a rear side of the door panel comprises a link latch and a second engaging member which are disposed opposite to each other; wherein when the door panel is assembled to a front side of the rear door body, one end of the link latch snap-fits with the first boss to limit a displacement of the door panel in an up-down direction; the first engaging member engages the second engaging member to limit a displacement of the door panel in a front-rear direction.

Abstract: Techniques are disclosed herein for generating an image. The techniques include performing one or more first denoising operations based on a first machine learning model and an input image that includes a first object to generate a mask that indicates a spatial arrangement associated with a second object interacting with the first object, and performing one or more second denoising operations based on a second machine learning model, the input image, and the mask to generate an image of the second object interacting with the first object.

Abstract: An ablation system (3300) includes a support (3310), a delivery device (3320) configured to deliver the support (3310) to a target tissue, and an ablation element (3330) including a first conductive portion (3331) and a second conductive portion (3332). The first conductive portion (3331) is provided on the support (3310). The second conductive portion (3332) is provided on the support (3310) or the delivery device (3320) or independently from the support (3310) and the delivery device (3320). Both the first conductive portion (3331) and the second conductive portion (3332) are electrically connected to an external pulse ablation source, and the first conductive portion (3331) and the second conductive portion (3332) are configured to transmit pulse ablation energy with different polarities to the target tissue.

Abstract: The present disclosure a temperature-resistant and salt-resistant modified nano-graphite dispersed particle gel system with a strong self-growth effect.

Abstract: The present disclosure relates to a wide-range perpendicular sensitive magnetic sensor and the method for manufacturing the same, the magnetic sensor includes a substrate, a plurality of magnetic tunnel junctions, a plurality of magnetic flux regulators, a first output port and a second output port.

Abstract: The present disclosure relates to a wide-range perpendicular sensitive magnetic sensor and the method for manufacturing the same, the magnetic sensor includes a substrate, a plurality of magnetic tunnel junctions, a plurality of magnetic flux regulators, a first output port and a second output port.

Abstract: A method for originating a vending transaction via machine-readable code includes storing, in a memory of a computing device, an account identifier associated with a transaction account, reading, by an optical imaging device of the computing device, a machine-readable code displayed on a vending machine, wherein the machine-readable code is encoded with at least a device identifier, electronically transmitting, by a transmitting device of the computing device, at least the device identifier and an account identifier to a third party system, and receiving, by a receiving device of the computing device, a transaction confirmation indicating approval of a payment transaction involving the transaction account and the vending machine.

Abstract: The present disclosure a temperature-resistant and salt-resistant modified nano-graphite dispersed particle gel system with a strong self-growth effect.

Abstract: A current sensor includes: four first uniaxial TMR chips and at least two second uniaxial TMR chips, each first uniaxial TMR chip and each second uniaxial TMR chip being located on the same virtual ring, wherein magnetic sensitive directions of the four first uniaxial TMR chips are perpendicular to a radius of the virtual ring, magnetic sensitive directions of two adjacent first uniaxial TMR chips are perpendicular to each other, magnetic sensitive directions of the two second uniaxial TMR chips are parallel to the radius of the virtual ring and opposite to each other, and the two second uniaxial TMR chips respectively have the same positions as two first uniaxial TMR chips; each first uniaxial TMR chip and each second uniaxial TMR chip are configured to collect a magnetic induction intensity, the magnetic induction intensity is configured to calculate a target current value of a to-be-measured wire.

Abstract: An example method includes receiving a request for a transaction; associating the request with a user; receiving, from the user, identification information; retrieving, from a database, first stored authentication information associated with the user; retrieving, from a distributed ledger, second stored authentication information associated with the user; and determining that the received authentication information matches the first stored authentication details and the second stored authentication details and, in response, outputting, by the computing system, a proof of authentication to enable the transaction.

Abstract: An antenna includes a patch radiator, a feed point, a first ground point, and a second ground point. The patch radiator has a first side edge and an intersecting second side edge, and a first coupling contact and a second coupling contact. The patch radiator is coupled to the first ground point and the second ground point through the first coupling contact and the second coupling contact, and is biased coupled to the feed point. A distance between the first coupling contact and the first side edge, a distance between the first coupling contact and the second side edge, a distance between the second coupling contact and the first side edge, and a distance between the second coupling contact and the second side edge are all greater than or equal to 0.05?, where ? is an operating wavelength of the antenna in an operating frequency band range of the antenna.

Abstract: An example method includes receiving a selection of an item; retrieving a user interaction history and a user profile; determining a pattern of user behavior based on the user interaction history and on the user profile; receiving a set of active promotions for the third party; receiving a set of donation-receiving organizations; receiving, from an investment provider, a set of investments; determining an amount of savings based on a comparison of the selected item to the set of active promotions; determining at least one donation-receiving organization and at least one investment based on the pattern of user behavior; and presenting, on a GUI, an interactive element that enables a user to complete a transaction involving the selected item and direct the amount of savings to the at least one determined donation-receiving organization or to the at least one determined investment.

Abstract: An alginate hydrogel-based thin-film heat flux sensor for billet crystallizer includes an alginate hydrogel substrate. The alginate hydrogel substrate is configured in a U-shaped planar structure. The U-shaped planar structure includes a first side and a second side, and the first side is longer than the second side. An inner surface of the alginate hydrogel substrate is provided with a first film thermocouple and a second film thermocouple. The first film thermocouple is in crosslinking connection with the second film thermocouple.

Abstract: A method for locating a fault of a server includes: physically connecting a GPIO pin of a BMC to a GPIO pin of target hardware in advance; reading a current state value of the GPIO signal of the target hardware in a power-on and activation process of a mainboard, and loading a corresponding version of the firmware according to the current state value and the condition for switching; and in response to determining that the corresponding version of the firmware is the debug version, outputting serial port log information of the debug version to the BMC, and in response to determining that the corresponding version of the firmware is the release version, determining whether to change the state value of the GPIO signal on a connection between the BMC and the target hardware according to a preset normal activation condition and a system event log.

Abstract: The present disclosure relates to an AC/DC closed-loop current sensor, including a magnetism gathering iron core, a TMR chip, a signal processing circuit, a signal generator, and a feedback coil. The TMR chip is arranged at an air gap of the magnetism gathering iron core and connected to the signal processing circuit. The signal processing circuit is connected to the signal generator. The feedback coil is wound around the magnetism gathering iron core and connected to the signal generator. The signal processing circuit is configured to select from the induced signal of the TMR chip and make an amplification to obtain a current signal component and send the current signal component to the signal generator. The signal generator is configured to adjust a current output to the feedback coil based on the current signal component, and output a measurement result of the selected current signal component.

Abstract: A method and system for calculating emotional indicators based on pupil-wave are provided. The operation of calculating emotional indicators based on a pupil-wave may include the following operations. A pupil-wave is collected when a subject is in a calm state and set as a standard pupil-wave; Obtaining emotional indicators and corresponding emotions used to measure a mental state. The pupil-wave of the subject in each emotional state is collected and set as an emotional pupil-wave; According to the standard pupil-wave, a bandwidth and differential pupil-wave corresponding to each emotion are calculated; The standard, emotional, bandwidth and differential pupil-wave are input into a pre-trained deep convolutional neural network to obtain index values of emotional indicators.

Abstract: The present disclosure provides double-lumen closure balloon catheter, including an inner tube and an outer tube. A distal end of the inner tube extends from a distal end of the outer tube, the inner tube is provided at its distal end with a tubular hydrophobic tip through which air passes, a cavity of the hydrophobic tip is in communication with a cavity of the inner tube, the outer tube is provided at its distal end with an expandable or shrinkable balloon, a proximal end of the balloon is hermetically coupled to the distal end of the outer tube, a distal end of the balloon is hermetically coupled to the hydrophobic tip, and a channel in communication with an inner cavity of the balloon is arranged between the inner tube and the outer tube. The present disclosure further provides a using method thereof.

Abstract: A refrigerator, comprising a refrigerator body, a front side of which opens to define a first chamber; a door body, comprising a main door and a secondary door, the main door being used to open/close the first chamber and defining a second chamber, and the secondary door being used to open/close the second chamber; and a semiconductor refrigeration component, comprising a cold end and a hot end, and configured to enable the cold end to provide cold energy to the second chamber. According to the refrigerator of the present invention, the temperature inside the chamber in the door body can be independently controlled.

Abstract: A refrigerator drawer comprises: a bracket, a first storage box disposed movably relative to the bracket a second storage box; a first door body fixedly connected to the first storage box; a second door body fixedly connected to the second storage box, both the first door body and the second door body being disposed on the same side of the first storage box, and the first door body and the second door body being engaged to open the second storage box; a lifting mechanism disposed between the first storage box and the bracket or between the first door body and the bracket, an assisting mechanism being disposed between the lifting mechanism and the bracket, the first door body driving the first storage box to move relative to the bracket, the assisting mechanism driving the lifting mechanism to bring the first storage box to rise up relative to the bracket.

Abstract: This invention relates generally to the synthesis of ?12-Prostaglandin J product using stereoretentive ruthenium olefin metathesis catalysts supported by dithiolate ligands. ?12-Prostaglandin J products were generated with excellent selectivity (>99% Z) and in moderate to high/good yields (47% to 80% yield; 58% to 80% yield).