Abstract: Multi-well plate compatible device or insert for three-dimensional (3D) cell cultures, use and kit thereof are provided. The device includes outer and inner walls. the inner wall defining a volume and is located within the outer wall, forming a cavity therebetween. It also includes a base configured to position a cell culture sample below the volume within the inner wall and one or more partitions connected to the base. connecting the inner wall to the outer wall and segmenting the cavity into a plurality of voids. Openings in surfaces forming the voids allow fluid flow from a first void. below the volume within the inner wall to a second void, the fluid flow configured to interact with the cell culture sample when flowing through a sample region within the inner wall. The sample region has a depth defined by a height of the inner wall greater than a length defined by an inner distance across the volume within the inner wall.

Abstract: In accordance with the present invention, the drone includes a frame having a plurality of arms, a plurality of rotors connected to the plurality of arms, and propellers fixed on the plurality of rotors. The drone also includes an arm hammer part disposed on at least one of the plurality of arms and a rotor hammer part disposed on at least one of the plurality of rotors. A structure capable of destroying a glass window at once is mounted on the quadcopter drone, and a number of quadcopter drones, corresponding to the number of glass windows that need to be destroyed, are coupled so that almost all glass windows of a building where a disaster has occurred can be destroyed at once. As a result, evacuation and rescue activities for people trapped inside the building can be performed efficiently and safely through glass windows, and flexible response is possible even in situations where it is difficult to destroy glass windows from the inside during a disaster.

Abstract: A method and an apparatus for generation a high definition map, a device and a computer storage medium, which relate to automatic driving and deep learning technologies in the field of artificial intelligence technologies, are disclosed. An implementation includes: acquiring point cloud data and front-view image data which are collected respectively by a plurality of collecting devices at a plurality of location points to obtain a sequence of point clouds and a sequence of front-view images; performing registration of the front-view images and the point clouds on the sequence of point clouds and the sequence of front-view images; transforming the sequence of front-view images into a top-view image based on the result of the registration and determining coordinate information of each pixel in the top-view image; and identifying map elements of the top-view image to obtain the high definition map.

Abstract: The present invention relates to an adhesive for a stoma and an adhesive tape for a stoma comprising the same. Specifically, the present invention relates to: an adhesive for a stoma, which can be attached to an affected part, having high adhesion, and has improved functionality for easy detachment from the skin; and an adhesive tape for a stoma comprising the same.

Abstract: The present exemplary embodiments relate to positive electrode active materials. The positive electrode active material according to an exemplary embodiment is a metal oxide particle including a center and a surface portion positioned on the surface of the center, where the metal oxide particle includes nickel, cobalt, manganese, and doping elements, and is composed of single particles, and the doping elements include two or more species selected from the group consisting of Zr, Al, B, P, La, Ta, Ti, W, Mo, Si, Ga, Zn, Nb, Ag, Sn, Bi, Au, Y, Ge, V, Cr, and Fe.

Abstract: The present disclosure relates to a heat sink paste, a heat sink film and manufacturing methods therefor. The heat sink paste according to an embodiment of the present disclosure includes an elastic polymer resin and conductive particles dispersed in the elastic polymer resin, wherein the conductive particles include solid metal particles and liquid metal particles.

Abstract: The present invention addresses the problem of providing: a novel magnetic material for high frequency use, the magnetic material solving problems such as eddy current loss since the magnetic material has higher electrical resistivity than metal magnetic materials, while having higher magnetic permeability than ferrite magnetic materials; and a method for producing this magnetic material for high frequency use. The present invention uses a rare earth-iron-M-nitrogen magnetic material (wherein M represents at least one element that is selected from among Ti, V, Mo, Nb, W, Si, Al, Mn and Cr) which is a nitride magnetic material that has a controlled crystal structure and a controlled composition.

Abstract: The disclosure relates to processes for extracting lithium from an uncalcined lithium-bearing silicate and recovering a lithium salt therefrom. A slurry of the uncalcined lithium-bearing silicate and a caustic solution is heated in an autoclave to provide a Li-rich sodalite phase. The Li-rich sodalite phase is leached with a dilute acid to produce a lithium-rich pregnant liquor. Various subsequent processes to treat the lithium-rich pregnant liquor to recover a lithium salt, such as lithium phosphate, lithium carbonate, lithium sulphate or lithium hydroxide, are described.

Abstract: An aluminum borate whisker reinforced and toughened non-metallic matrix composite is provided, which specifically includes a non-metallic material reinforced and toughened with aluminum borate whiskers. The composite exhibits a higher bending strength and fracture toughness and a higher wear resistance. A method for preparing the composite is also provided. The method includes mixing the aluminum borate whiskers and the non-metallic material to form a mixture; and sintering the mixture by a vacuum hot press method, or molding the mixture.

Abstract: An object is to provide a piezoelectric body having a value indicating a higher performance index (d33, e33, C33, g33, and/or k2) than aluminum nitride not doped with any element. The piezoelectric body is represented by a chemical formula Al1-X-YMgXMYN where X+Y is less than 1, X is in a range of more than 0 and less than 1, and Y is in a range of more than 0 and less than 1.

Abstract: According to an embodiment of the present invention, a composition for diagnosing or predicting the prognosis of lung cancer is provided, the composition including a primer, probe, or antibody that specifically binds to a GRIP and coiled-coil domain-containing protein (GCC2) gene or protein in an exosome.

Abstract: A multifunctional and modular geotechnical testing device for testing a soil sample is provided. The testing device includes a testing cell, a plurality of needle probes, and a plurality of lateral pressure-measuring sensors. The testing cell has an oedometer ring for accommodating the soil sample, with a plurality of holes located on and angularly distributed over an internal lateral surface of the oedometer ring forming a plurality of channels to access the soil sample from outside. The plurality of needle probes, each configured to house a pore water pressure-measuring sensor, is detachably mountable to the plurality of channels from outside for simultaneously measuring the pore water pressures. The plurality of lateral pressure-measuring sensors is removably attachable to an inner peripheral side of the testing cell for measuring lateral pressures of the soil sample.

Abstract: Provided are a method of generating a note, an electronic device, and a storage medium, which relate to a field of artificial intelligence, and in particular to fields of information processing and e-book technology. The method includes: displaying, in a process of displaying an e-book reading page, at least one note combination option for a first note generation instruction, in response to the first note generation instruction being detected; determining a second note generation instruction associated with a target note combination option, in response to an operation of selecting the target note combination option from the at least one note combination option; and combining a current character content associated with the first note generation instruction with a target character content associated with the second note generation instruction, so as to generate a combined note content.

Abstract: A fuel mixture includes a fuel, ethanol, and modified graphene oxide (mGO) nanoparticles functionalized with a hydrocarbon. The mGO is less than 1000 ppm of the ethanol, and a blend of the ethanol and the mGO is less than 10% of the fuel mixture.

Abstract: In order to sufficiently capture spatial distortion specific to an X-ray CT device and evaluate the three-dimensional shape measurement accuracy of the X-ray CT device, in a utensil, by attaching support rods fixing spheres to the tip thereof and having different lengths to a base spheres are arranged in an XYZ space on the base. On a flat surface on the top of the base, the support rods supporting the spheres and having different lengths are arranged at predetermined intervals. In doing so, the spheres are arranged in the XYZ space respectively at appropriate inter-sphere distances.

Abstract: Provided is a thin film including Mo1-xWxTe2 stacked in a plurality of layers. The thin film has a thickness of about 1 nm to about 100 nm in a stacking direction, has a symmetric lattice structure at a temperature higher than a threshold temperature, and has an asymmetric lattice structure at a temperature equal to or lower than the threshold temperature.

Abstract: The present invention provides a fast-curing molding process for epoxy resin. The method includes the following steps: S1, mixing epoxy resin A glue and a protein-grafted manganese-zinc-iron oxide nanomaterial well into a colloidal state, and grounding the mixture for 10 to 30 min; S2, adding epoxy resin B glue to the mixed colloid in S1, and performing ultrasonic dispersion at 20 to 30° C. for 10 to 30 min; and S3, placing the mixture obtained after ultrasonic dispersion in S2 in a vacuum environment for 20 to 40 min, then taking the mixture out and injecting the mixture into a mold, placing the mold and the mixed colloid into an electromagnetic induction heater, placing the electromagnetic induction heater in a magnetic field environment with a magnetic field intensity of 1 to 1.5 mT for 2 to 3 h, cooling and then taking them out to obtain the cured epoxy resin.

Abstract: A system and method passively normalize an ultrasonic dry coupled wheel probe as the probe traverses a surface of a structure to inspect the structure, such as a flat structure or a curved pipe. At least a pair of arms are configured to passively maintain normalization of the probe in a detection direction normal to the surface.

Abstract: A method for breeding a new variety of a ratoon rice crop and a cultivation method for the new variety of a ratoon rice crop. The method comprises: breeding a photosensitive variety of a rice crop; growing a ratoon rice crop under conditions of a long photoperiod; and taking corresponding cultivation measures to extend the growth duration of the ratoon rice crop. The invention increases grain yield while also permitting more uniform maturity of a ratoon rice crop. When compared to existing methods for cultivating ratoon rice crops, the invention greatly improves the grain yield and quality of a ratoon rice crop, and has economic and social benefits.

Abstract: The present invention provides a dust suction and charging device for a floor sweeping robot and a dust suction and charging method thereof. The floor sweeping robot has a floor sweeping robot body with a dust box arranged on one side of the body. A dust-box discharge port is formed on the dust box and corresponds to a maintenance-station dust suction port. The maintenance-station dust suction port can be communicated with the dust-box discharge port by pressing an outer surface of the maintenance-station dust suction port. Advantages: (1) the charging, dust removal and maintenance operations on the floor sweeping robot are realized simultaneously; and, (2) dust in the dust box of the floor sweeping robot is sucked into a dust bag of the maintenance station by vacuum, so it is unnecessary to take out the dust box. Therefore, it is convenient to clean and will not pollute the external environment.