Abstract: A sample mounting device for direct tensile test of rock mass is provided, which includes a first positioning stage, a second positioning stage, a first support piece, a second support piece, and a screw drive mechanism. The second positioning stage is arranged above the first positioning stage and capable of moving up and down, and cushion blocks for gluing with the rock mass are coaxially and detachably arranged at opposite ends of the first positioning stage and the second positioning stage, and a rock mass mounting area is formed between the two cushion blocks. A screw of the screw drive mechanism includes a first thread segment and a second thread segment with opposite thread directions. The first support piece is connected with the first thread segment through a nut seat, and the second support piece is connected with the second thread segment through a nut seat.

Abstract: This application provides a load line circuit and an electronic device, where the load line circuit is applied to the electronic device. A voltage value of a feedback voltage provided by the load line circuit to a switch-mode power supply is linearly and positively correlated with each of a voltage value of a first voltage and a current value of a first current, where the first voltage is a voltage provided to a load circuit, and the first current is a current provided to the load circuit. Through disposition of the load line circuit, the switch-mode power supply can implement a load line function.

Abstract: A monolayer, plant protein based imitation leather material and methods of making same. Embodiments of the method comprise 1) creating a mixture of a one or more plant protein powder, a one or more non-proteinaceous polymer or toughening elastomer, a one or more plasticizer, a one or more cross-linking agent, and a one or more curing agent in an; 2) calendering the mixture into a flat, monolayer sheet at a controlled roll temperature and affixing the sheet onto a surface of a carrier fabric and 3) curing the calendered monolayer sheet by applying heat and pressure for a period of time.

Abstract: Provided in the present application is a negative pressure formation method for lithium iron manganese phosphate batteries and batteries applying the same. The method includes following steps: performing a vacuumizing process, a resting process and a charging process for a semi-finished battery cell to obtain a post-formation battery cell; the charging process is a three-stage constant-current charging process, wherein in the three-stage constant-current charging process, a charging current I, and a state of charge S are required to satisfy following relations: in a first stage constant-current charging process, I1?0.1 C, state of charge: 5%?S1?15%; in a second stage constant-current charging process, 0.05 C?I2?0.15 C, state of charge: 15%?S2?25%; and in a third stage constant-current charging process, 0.15 C?I3?0.25 C, state of charge: 35%?S3?45%.

Abstract: This application discloses a voltage scaling method and an electronic device. The method is applied to an electronic device having a processor and a power supply that supplies power to the processor. The method includes the processor sending power supply scaling information to the power supply based on an operating frequency in a next time period. The method further includes the power supply determining, based on the power supply scaling information, a supply voltage Vout used to supply power to the processor. The supply voltage Vout decreases as a load current of the power supply increases. Vmin?Vout?V, where Vmin is a lowest supply voltage of the processor at the operating frequency in the next time period, and V is a specified supply voltage of the processor at the operating frequency in the next time period.

Abstract: Provided in the present application is an anode active material, in which a preparation method of the anode active material includes steps as follows: in step 1, mixing graphite particles, sodium tetraborate and amorphous carbon, pulping with mixed particles prepared therefrom, thereby obtaining a mixed slurry, in which a feeding amount of materials mentioned above meets as follows: a mass of the graphite particles:a mass of the amorphous carbon=2˜4:6˜8, a mass of the sodium tetraborate:a mass of the graphite particles=0.07˜0.12:1, and the graphite particles include synthetic graphite; in step 2, spray-drying the mixed slurry, and solid particles obtained therefrom are used as a precursor; and in step 3, heating the precursor for 18˜34 hours at 2000˜3000° C. so as to prepare and obtain the anode active material.

Abstract: Provided herein, inter alia, are methods of treating an ocular injury, disease or disorder with use of one or more extracellular matrix materials.

Abstract: This application discloses a voltage scaling method and an electronic device. The method is applied to an electronic device having a processor and a power supply that supplies power to the processor. The method includes the processor sending power supply scaling information to the power supply based on an operating frequency in a next time period. The method further includes the power supply determining, based on the power supply scaling information, a supply voltage Vout used to supply power to the processor. The supply voltage Vout decreases as a load current of the power supply increases. Vmin?Vout?V, where Vmin is a lowest supply voltage of the processor at the operating frequency in the next time period, and V is a specified supply voltage of the processor at the operating frequency in the next time period.

Abstract: This application provides a load line circuit and an electronic device, where the load line circuit is applied to the electronic device. A voltage value of a feedback voltage provided by the load line circuit to a switch-mode power supply is linearly and positively correlated with each of a voltage value of a first voltage and a current value of a first current, where the first voltage is a voltage provided to a load circuit, and the first current is a current provided to the load circuit. Through disposition of the load line circuit, the switch-mode power supply can implement a load line function.

Abstract: A guide rail oiling tool includes: a sliding body, which is capped on a guide rail and slidable along the guide rail, and has an inner side surface facing a surface to be oiled of the guide rail, a shape of the inner side surface being matched with a shape of the surface to be oiled of the guide rail; an oil inlet disposed on the sliding body; and an oiling groove in communication with the oil inlet, disposed on the inner side surface of the sliding body and surrounding the surface to be oiled of the guide rail, so that the oiling groove applies oil to the surface to be oiled of the guide rail when the sliding body is sliding.

Abstract: The present invention discloses a handheld electronic device, including a cover, a fingerprint sensor, and a light emitting unit. The fingerprint sensor and the light emitting unit are disposed inside the handheld electronic device. The cover includes a light transmitting area. The light emitting unit is disposed opposite to the cover and is adjacent to the fingerprint sensor, so that the light emitting unit can emit light through the light transmitting area, so as to indicate a location of an ultrasonic fingerprint sensor. The handheld electronic device disclosed in the present invention has better water-proof performance and dirt-repellent performance.

Abstract: A guide rail oiling tool includes: a sliding body, which is capped on a guide rail and slidable along the guide rail, and has an inner side surface facing a surface to be oiled of the guide rail, a shape of the inner side surface being matched with a shape of the surface to be oiled of the guide rail; an oil inlet disposed on the sliding body; and an oiling groove in communication with the oil inlet, disposed on the inner side surface of the sliding body and surrounding the surface to be oiled of the guide rail, so that the oiling groove applies oil to the surface to be oiled of the guide rail when the sliding body is sliding.

Abstract: An electronic product protective case includes a rear housing and a holder which further includes a magnet assembly, and the magnet assembly includes a first magnet group and a second magnet group. The first magnet group includes a first magnet and a third magnet that have opposite polarities. The second magnet group includes a second magnet and a fourth magnet that have opposite polarities. The first magnet and the second magnet have opposite polarities. The third magnet and the fourth magnet have opposite polarities. The first magnet and the second magnet are mutually absorbed, and the third magnet and the fourth magnet are mutually absorbed.

Abstract: It is provided a magnetron-sputtering coating system including a sputtering chamber. The sputtering chamber therein includes: a set of target, formed by concatenating a plurality pieces of target; a substrate carrier, arranged to be opposite to the target set, and support a substrate to be coated with a film; and a driving device, arranged to drive the substrate carrier to reciprocate in a direction of the arrangement of the target.

Abstract: An electronic product protective case includes a rear housing and a holder which further includes a magnet assembly, and the magnet assembly includes a first magnet group and a second magnet group. The first magnet group includes a first magnet and a third magnet that have opposite polarities. The second magnet group includes a second magnet and a fourth magnet that have opposite polarities. The first magnet and the second magnet have opposite polarities. The third magnet and the fourth magnet have opposite polarities. The first magnet and the second magnet are mutually absorbed, and the third magnet and the fourth magnet are mutually absorbed.

Abstract: It is provided a magnetron-sputtering coating system including a sputtering chamber. The sputtering chamber therein includes: a set of target, formed by concatenating a plurality pieces of target; a substrate carrier, arranged to be opposite to the target set, and support a substrate to be coated with a film; and a driving device, arranged to drive the substrate carrier to reciprocate in a direction of the arrangement of the target.

Abstract: Biologically compatible polymers carry an imide and can be used as an adhesive, a hydrogel or both. A second biologically compatible polymer reactive with the imidated polymer can be used therewith to seal openings.

Abstract: A method for fabricating a semiconductor device includes forming a first semiconductor layer on a front side of the semiconductor substrate. Additional semiconductor layers may be formed on a font side of the first semiconductor layer. The substrate is subsequently removed. In some embodiments, one or more additional semiconductor layers may be formed on the back side of the first semiconductor layer after the semiconductor substrate has been removed. Additionally, in some embodiments, a portion of the first semiconductor layer is removed along with the semiconductor substrate. In such embodiments, the first semiconductor layer is subsequently etched to a known thickness. Source regions and device electrodes may be then be formed.

Abstract: A method for fabricating a semiconductor device includes forming a first semiconductor layer on a front side of the semiconductor substrate. Additional semiconductor layers may be formed on a font side of the first semiconductor layer. The substrate is subsequently removed. In some embodiments, one or more additional semiconductor layers may be formed on the back side of the first semiconductor layer after the semiconductor substrate has been removed. Additionally, in some embodiments, a portion of the first semiconductor layer is removed along with the semiconductor substrate. In such embodiments, the first semiconductor layer is subsequently etched to a known thickness. Source regions and device electrodes may be then be formed.