Abstract: The disclosure provides a method of adjusting resource allocation, including: in response to a resource allocation data exception event, analyzing multi-dimensional parameters of resource allocation, to obtain a contribution degree of each parameter to the resource allocation data exception event; analyzing a parameter with the contribution degree greater than a predetermined threshold to obtain an analysis result of the resource allocation data exception event, and readjusting resource allocation based on the analysis result. Based on the foregoing method of adjusting resource allocation, the disclosure further provides an apparatus, an electronic device, a storage medium, and a program product for adjusting resource allocation.

Abstract: Provided is a method for resource allocation, including: determining a constraint condition for a first parameter of each of items; giving, in a trained first parameter prediction model, different resource allocation conditions based on current performance data of each of the items, to predict a first parameter curve of each of the items under different resource allocation conditions; and allocating resources based on a constraint condition for the first parameter of the item and the first parameter curve. Based on the above method for resource allocation, the present disclosure further provides an apparatus, an electronic device, a storage medium, and a program product for resource allocation.

Abstract: A calibration method includes obtaining an offset error of the overcurrent protection circuit by changing a current limiting state of the overcurrent protection circuit, adjusting an offset compensation circuit to calibrate the offset error of the overcurrent protection circuit and adjusting a gain calibration circuit based on the current limiting state of the overcurrent protection circuit to calibrate a gain error of the overcurrent protection circuit, wherein the overcurrent protection circuit comprises a first transistor, a second transistor, a third transistor, a first operational amplifier, a gain calibration circuit, an offset compensation circuit, and a driving circuit, and wherein the driving circuit is configured to receive a signal generated by the gain calibration circuit and generate a gate drive signal applied the first transistor and the third transistor.

Abstract: The electronic fuse includes a first power switch having two non-control terminals. A first non-control terminal of the first power switch is connected to a power input terminal and a second non-control terminal of the first power switch is connected to a power output terminal. The control method for controlling the electronic fuse includes when the power input terminal is connected to an input power source, the power output terminal is connected to a load, and the first power switch is conducting, if it is determined that a connection between the load and the power output terminal is disconnected, controlling the first power switch to turn off, and after controlling the first power switch to turn off, if it is determined that the connection between the load and the power output terminal is established, controlling the first power switch to conduct in a soft start manner through a soft start circuit.

Abstract: Embodiments in the present description provide an operation request processing method and apparatus, and a device, and a readable storage medium, and a system. In the present embodiment, after obtaining an operation request for a data table, a read-write node can return a request processing completion message to a requester in time without waiting for all read-only nodes; a locking operation is performed on the data table, a log of locking the data table is written into a redo log file; and after status information of the log of locking is written into a status record, a monitoring processing process can achieve log playback monitoring of all the read-only nodes by using the status record and the log of locking. Thus, an asynchronous processing mechanism is achieved, and the stability and efficiency of operation request execution are improved.

Abstract: A current detection circuit comprises a signal input terminal, a signal output terminal, a switch branch, a first current detection branch, and a second current detection branch. The switch branch is configured to block the current flowing from the signal output terminal to the signal input terminal when the switch branch is turned off. When the switch branch is conducting, the current flowing from the signal input terminal through the switch branch to the signal output terminal is the switch branch current comprising a first part linearly related to a first voltage difference, and a second part exponentially related to the first voltage difference. The first voltage difference is the voltage difference between the signal input terminal and the signal output terminal. The first current detection branch outputs a first detection current representing the first part. The second current detection branch outputs a second detection current representing the second part.

Abstract: A calibration method includes obtaining an offset error of the overcurrent protection circuit by changing a current limiting state of the overcurrent protection circuit, adjusting an offset compensation circuit to calibrate the offset error of the overcurrent protection circuit and adjusting a gain calibration circuit based on the current limiting state of the overcurrent protection circuit to calibrate a gain error of the overcurrent protection circuit, wherein the overcurrent protection circuit comprises a first transistor, a second transistor, a third transistor, a first operational amplifier, a gain calibration circuit, an offset compensation circuit, and a driving circuit, and wherein the driving circuit is configured to receive a signal generated by the gain calibration circuit and generate a gate drive signal applied the first transistor and the third transistor.

Abstract: A magnesium-based solid hydrogen storage material with liquid phase regulation function and a preparation method thereof and an application thereof in an all-solid-state battery are provided, belonging to the technical field of new energy. The magnesium-based solid hydrogen storage material with the liquid phase regulation function includes following raw materials in percentage by mass: 95% of magnesium hydride and 5% of lithium borohydride. Lithium borohydride as an ionic conductor is dispersed on a surface and matrix of magnesium hydride, which provides channels for the rapid hydrogen storage of the magnesium hydride-based materials.

Abstract: The present disclosure includes methods of lapping that include energizing one or more elements that are located proximal to a first magnetoresistive element in a transducer region and generate heat and cause the first magnetoresistive element to selectively expand in the lapping direction relative to one or more other magnetoresistive elements. The present disclosure also includes methods of lapping that use one or more thermal sensors located proximal to the first magnetoresistive element to help control lapping in the lapping direction. The present disclosure includes related lapping systems and sliders.

Abstract: Embodiments in the present description provide an operation request processing method and apparatus, and a device, and a readable storage medium, and a system. In the present embodiment, after obtaining an operation request for a data table, a read-write node can return a request processing completion message to a requester in time without waiting for all read-only nodes; a locking operation is performed on the data table, a log of locking the data table is written into a redo log file; and after status information of the log of locking is written into a status record, a monitoring processing process can achieve log playback monitoring of all the read-only nodes by using the status record and the log of locking. Thus, an asynchronous processing mechanism is achieved, and the stability and efficiency of operation request execution are improved.

Abstract: The present disclosure includes methods of lapping that include energizing one or more elements that are located proximal to a first magnetoresistive element in a transducer region and generate heat and cause the first magnetoresistive element to selectively expand in the lapping direction relative to one or more other magnetoresistive elements. The present disclosure also includes methods of lapping that use one or more thermal sensors located proximal to the first magnetoresistive element to help control lapping in the lapping direction. The present disclosure includes related lapping systems and sliders.

Abstract: The present disclosure includes methods of lapping that include energizing one or more elements that are located proximal to a first magnetoresistive element in a transducer region and generate heat and cause the first magnetoresistive element to selectively expand in the lapping direction relative to one or more other magnetoresistive elements. The present disclosure also includes methods of lapping that use one or more thermal sensors located proximal to the first magnetoresistive element to help control lapping in the lapping direction. The present disclosure includes related lapping systems and sliders.

Abstract: The present disclosure includes methods of lapping that include energizing one or more elements that are located proximal to a first magnetoresistive element in a transducer region and generate heat and cause the first magnetoresistive element to selectively expand in the lapping direction relative to one or more other magnetoresistive elements. The present disclosure also includes methods of lapping that use one or more thermal sensors located proximal to the first magnetoresistive element to help control lapping in the lapping direction. The present disclosure includes related lapping systems and sliders.

Abstract: The invention relates to a polymer composition comprising a polymer (a) and a nanoparticle filler (b), wherein the polymer composition comprises a volume percentage (vol. %) of the nanoparticle filler (b), which is Dvol vol. %, and has a center-to-center average distance, in nanometer (nm), in two dimensions (2D) and with a free radius, from one nanoparticle to its nearest nanoparticle neighbour, which is R1st nm, and wherein the polymer composition shows a dependency between said center-to-center average distance to nearest neighbour, R1st, and said volume percentage, Dvol vol. %, which is R1st=E/(Dvol+0.3)+F, wherein Dvol1?Dvol?Dvol2, E1?E?E2, F1?F?F2, and Dvol1 is 0.010 and Dvol2 is 4.4, E1 is 100 and E2 is 280, and F1 is 50 and F2 is 140; an electrical device, e.g. a power cable; and a process for producing an electrical device.

Abstract: The invention relates to a polymer composition comprising a polymer (a)and a nanoparticle filler (b), wherein the polymer composition comprises a weight percentage (wt. %) of the nanoparticle filler (b) which is A, wherein A is 0.05 wt. %,or more, and wherein the polymer composition has a first nanoparticle aggregate ratio which is B, wherein B is 0.50, or less, wherein a first aggregate size is defined as a cluster of nanoparticles with a cluster size larger than d1, wherein d is 1.0 ?m; an electrical device, e.g. a power cable; and a process for producing an electrical device.

Abstract: The invention relates to a polymer composition comprising a polymer (a) and a nanoparticle filler (b), wherein the polymer composition comprises a volume percentage (vol. %) of the nanoparticle filler (b), which is Dvol vol. %, and has a center-to-center average distance, in nanometer (nm), in two dimensions (2D) and with a free radius, from one nanoparticle to its nearest nanoparticle neighbour, which is R1st nm, and wherein the polymer composition shows a dependency between said center-to-center average distance to nearest neighbour, R1st, and said volume percentage, Dvol vol. %, which is R1st=E/(Dvol+0.3)+F, wherein Dvol1?Dvol?Dvol2, E1?E?E2, F1?F?F2, and Dvol1 is 0.010 and Dvol2 is 4.4, E1 is 100 and E2 is 280, and F1 is 50 and F2 is 140; an electrical device, e.g. a power cable; and a process for producing an electrical device.

Abstract: The present disclosure includes methods of lapping that include energizing one or more elements that are located proximal to a first magnetoresistive element in a transducer region and generate heat and cause the first magnetoresistive element to selectively expand in the lapping direction relative to one or more other magnetoresistive elements. The present disclosure also includes methods of lapping that use one or more thermal sensors located proximal to the first magnetoresistive element to help control lapping in the lapping direction. The present disclosure includes related lapping systems and sliders.

Abstract: An apparatus comprises a slider configured for writing data to and reading data from a magnetic recording medium and for heat-assisted magnetic recording. The slider comprises a heater configured to receive an AC signal and to cause oscillation in a spacing between the slider and the medium, and a contact sensor situated on the slider and configured to produce a DC response signal. A detector is coupled to the slider and configured to measure an amplitude of a spike in the DC response signal, calculate a ratio between the spike amplitude and an amplitude of the DC response signal, and detect contact between the slider and the medium in response to the ratio exceeding a predetermined threshold.

Abstract: Using a high sample rate dPES, together with pulsed heater and lock-in technique, to improve dPES SNR for contact detection between the head and media surface. Steps of powering a transducing head actuator with pulsed input signal at a select data track offset from a previously-written to data track of the storage medium, where the pulsed input signal has select amplitude and duty cycle to simulate a response signal, and further locking in an amplitude with respect to the heater frequency, can lead to a determination of level of heater power for initiating contact between the transducing head and the storage medium.

Abstract: An apparatus comprises a heat-assisted magnetic recording (HAMR) head, a sensor, and a controller. The HAMR head is configured to interact with a magnetic storage medium. The sensor is configured to produce a signal indicating the occurrence of head-medium contact. The controller is configured to receive the signal and concurrently determine from the signal if the occurrence of head-medium contact is caused by a first contact detection parameter, a second contact detection parameter, or both the first and second contact detection parameters.