Abstract: This application relates to a galvanometer-based laser synchronization controlling method, calibration method and apparatus, and a LiDAR. The galvanometer-based laser synchronization controlling method includes obtaining a fast-axis feedback signal when a galvanometer scans; obtaining a first phase difference between a fast-axis drive signal and the fast-axis feedback signal and obtaining a second phase difference between an emission period of a laser beam and the fast-axis drive signal; and setting a phase for the fast-axis drive signal based on the first phase difference and the second phase difference.

Abstract: The present disclosure provides a fluorescence image registration method, the method includes: acquiring a fluorescence image of a biochip; selecting a preset local region of the fluorescence image; acquiring a position of a minimum value of a sum of brightness values of pixels in a first direction and a second direction, and obtaining pixel-level registration points; dividing the pixel-level registration points into non-defective pixels and defective pixels; if the fluorescence image meets the preset standard, correcting positions of the defective pixels according to positions of the non-defective pixels; acquiring a position of a center of gravity of image points of fluorescent molecules according to a center of gravity method; fitting straight lines in the first direction and the second direction respectively according to the position of the center of gravity; and acquiring boundary points of the fluorescence image and calculating the positions of the boundary points.

Abstract: A silicon-based solid amine sorbent for CO2 and the making method thereof including: providing a silicon source liquid which is a silicate solution or a liquid organosilicate, wherein the silicate solution comprises water and a first silicate dissolved in the water; mixing the silicon source liquid with a precipitant to perform a precipitation reaction to obtain a product liquid containing a precipitate, wherein the precipitate is a second silicate or silicic acid; filtering out the precipitate and washing the precipitate with water; mixing the precipitate filtrated out but not dried yet with an organic alcohol and then performing an azeotropic distillation to obtain a dehydrated precipitate; calcining the dehydrated precipitate to obtain a silicon-based support, wherein the silicon-based support is a powder of the second silicate powder or a silica powder; and impregnating the silicon-based support with an organic amine solution and then drying to obtain the silicon-based amine-containing solid sorbent for C

Abstract: Provided is a system and platform for Machine Learning (ML) based Data Discovery and Classification. The system and platform comprising components of a user console, a ML agent, and a ML data engine. By way of a ML pipeline, sensitive data is obfuscated that would otherwise by in the clear when transmitted to a centralized server. The ML model pipeline decouples embedding from model training. In a first step, the ML Agent runs on data endpoint machine or proxy to convert clear text data to embedding vectors. In a second step, the ML data engine runs on a centralized server to train models using the embedding vectors. The separation of pipeline components and respective handling of workflow requests and messages associated therewith prevents the transfer of clear data in the open. Other embodiments disclosed.

Abstract: A semiconductor package includes a first semiconductor device and a second semiconductor device. The first semiconductor device includes a first semiconductor substrate, a first bonding structure and a memory cell. The second semiconductor device is stacked over the first semiconductor device. The second semiconductor device includes a second semiconductor substrate, a second bonding structure in a second dielectric layer and a peripheral circuit between the second semiconductor substrate and the second bonding structure. The first bonding structure and the second bonding structure are bonded and disposed between the memory cell and the peripheral circuit, and the memory cell and the peripheral circuit are electrically connected through the first bonding structure and the second bonding structure.

Abstract: A conveying unit includes a housing; a collision prevention mechanism disposed on a sidewall of the housing; a gripping member configured to hold a carrier for carrying a semiconductor structure; a sensor disposed on the gripping member and configured to measure and collect data associated with vibration of the gripping member; and an unit controller disposed on the gripping member and configured to analyze the data from the sensor and control a movement of the conveying unit.

Abstract: The present invention discloses an apparatus for separating and removing dust from exhaust gas, and specifically relates to the field of exhaust gas handling technologies. The apparatus includes a rack, where a dust removal cylinder is disposed on an upper portion of an inner side of the rack, a filter cylinder is detachably connected to a middle portion of a bottom end of the dust removal cylinder, a dust removal mechanism is disposed inside the dust removal cylinder, the dust removal mechanism includes a guide column, an upper end of the guide column is fixedly mounted in a middle portion of an upper end of the rack, several grooves are disposed on an outer side of the guide column, and the groove includes a lower portion.

Abstract: A semiconductor package is provided, which includes a first chip disposed over a first package substrate, a molding compound surrounding the first chip, a first thermal interface material disposed over the first chip and the molding compound, a heat spreader disposed over the thermal interface material, and a second thermal interface material disposed over the heat spreader. The first thermal interface material and the second thermal interface material have an identical width.

Abstract: A method for operating a conveying system is provided. An overhead hoist transport (OHT) vehicle is provided, wherein the OHT vehicle includes a gripping member configured to grip and hold a carrier, and a receiver configured to receive a signal. The signal is transmitted to the receiver of the OHT vehicle. The OHT vehicle is moved toward the carrier, and the carrier is gripped by the gripping member of the OHT vehicle. A lifting force is determined based on a weight of a carrier, a number of workpieces in the carrier, or a vertical distance between the OHT vehicle and the carrier, and the lifting force is applied to the carrier.

Abstract: A brush for applying a product including a cosmetic, care, or pharmaceutical product onto the keratinous surface of a user. The applying member includes a support head and a plurality of bristles extends from a distal end face of the support head along a longitudinal axis of the support head. The distal end face of the support head comprises a first distal end face and a second distal end face. The first distal end face and the second distal end face are substantially flat surfaces that intersect each other to form a ridge on the distal end face. The ridge on the distal end face extends along an axis perpendicular to a longitudinal axis of the support head.

Abstract: A porous calcium silicate hydrate, a preparation method thereof and an adsorbent are provided. The preparation method of the porous calcium silicate hydrate includes: leaching fly ash with an alkali agent to obtain a silicate leaching solution; adding the silicate leaching solution dropwise to a calcium hydroxide suspension at a constant rate, and conducting stirring and a heating reaction to obtain a calcium silicate hydrate gel; and mixing the calcium silicate hydrate gel with an organic alcohol solvent, conducting azeotropic distillation, and then conducting separation, drying and calcination to obtain the porous calcium silicate hydrate.

Abstract: The present application relates to a battery pack and a charging and discharging control method thereof. The battery pack includes a first interface, a second interface, a switching module, and a control module. The control module measures the electrical device parameter of a device and a 3C device parameter, controls the charging and discharging of the electrical device according to the electrical device parameter, and controls the switching module according to the electrical device parameter and/or the 3C device parameter so as to perform control to permit or prohibit charging and discharging of the 3C device, whereby the first interface and the second interface can achieve conditional discharging and charging, or simultaneous discharging, or simultaneous charging.

Abstract: The present disclosure discloses a mid-span axial force-free connecting device for an earth-anchored cable-stayed bridge and a method for mounting same. The mid-span axial force-free connecting device for an earth-anchored cable-stayed bridge includes an externally sleeved large steel box girder and an internally embedded small steel box girder. A plurality of bearing beams are arranged on the inner periphery of the externally sleeved large steel box girder. Transverse spherical bearings or vertical spherical bearings are arranged on the bearing beams. The internally embedded small steel box girder is fixedly supported in the externally sleeved large steel box girder through a plurality of transverse spherical bearings and vertical spherical bearings. In the same section, the transverse spherical bearings are symmetrically arranged, and the vertical spherical bearings are also symmetrically arranged.

Abstract: The technology disclosed herein pertains to a system and method for storing data on a storage media using both down-track super parity and cross-track super parity. Specifically, a method disclosed herein provides for generating down-track super parity values for data on the plurality of tracks and storing the down-track super parity values on a down-track super parity row of the storage block and generating cross-track super parity values for data on the plurality of rows and storing the cross-track super parity values on a cross-track upper parity track, wherein the cross-track super parity value for any given row is generated by inputting the data on the given row into an exclusive-OR (XOR) gate.

Abstract: The present disclosure provides a light-weight flexible high-thermal-conductivity nano-carbon composite film and a method for preparing same. The nano-carbon composite film includes a plurality of composite units laminated sequentially. The composite unit includes flexible adhesive layers and a graphene film layer, and the flexible adhesive layers are disposed on both sides of the graphene film layer. The preparation method includes sequentially laminating the composite units and hot pressing to obtain the nano-carbon composite film. The nano-carbon composite film has the characteristics of high thermal conductivity, light weight and flexibility, and has an in-plane thermal conductivity of up to 500 W/m·K or higher, a density of 2.0 g/cm3 or less, and still a thermal conductivity of 500 W/m·K or higher after the nano-carbon composite film is repeatedly bent by 180° for 50 times while there is no peeling of graphene from the surface.

Abstract: The present disclosure discloses a mid-span axial force-free connecting device for an earth-anchored cable-stayed bridge and a method for mounting same. The mid-span axial force-free connecting device for an earth-anchored cable-stayed bridge includes an externally sleeved large steel box girder and an internally embedded small steel box girder. A plurality of bearing beams are arranged on the inner periphery of the externally sleeved large steel box girder. Transverse spherical bearings or vertical spherical bearings are arranged on the bearing beams. The internally embedded small steel box girder is fixedly supported in the externally sleeved large steel box girder through a plurality of transverse spherical bearings and vertical spherical bearings. In the same section, the transverse spherical bearings are symmetrically arranged, and the vertical spherical bearings are also symmetrically arranged.

Abstract: A computer-implemented method comprises initializing a plurality of segment lists. Each segment list of the plurality of segment lists corresponds to a respective one of a plurality of disk drives. Each segment list divides storage space of the respective disk drive into a plurality of segments. The method further comprises, for each of the plurality of disk drives, identifying one or more candidate segments from the plurality of segments; calculating a respective segment distance variance for one or more combinations of identified candidate segments. Each combination of identified candidate segments includes one candidate segment for each of the plurality of disk drives. The method further comprises selecting a combination of the one or more combinations of identified candidate segments having the smallest respective segment distance variance; and storing data on the plurality of disk drives according to the selected combination of identified candidate segments.