Abstract: A random access method for a terminal with the processor and the memory to access a low earth orbit satellite network formed by multiple low earth orbit satellites (LE0 SAT) includes: the stage where a Deep Reinforcement Learning (DRL) algorithm is applied for a pre-set time to decide which one between the first and the second actions should be performed at every access cycle, and to perform the random access to the low earth orbit satellite network based on the above decision while learning it; and the stage where, according to the learning result of the DRL algorithm performed for above pre-set time, it decides which of the first and the second actions should be chosen when attempting to access the low earth orbit satellite network at a new access cycle and then to perform the random access to the low earth orbit satellite network according to the above choice.

Abstract: A dynamic balance type vertical vibration isolator includes slide blocks, balance springs, mass blocks, a fixed block, rotation shafts, stiffness-adjustable springs, etc. When an earthquake force is upward, the stiffness-adjustable springs are compressed, upward forces of the stiffness-adjustable springs are increased, meanwhile, the slide blocks and the mass blocks move away from the fixed block, the balance springs are stretched to generate pull forces, and the pull forces have vertically upward components, so as to reduce compression degrees of the stiffness-adjustable springs, and further to reduce the upward forces of the stiffness-adjustable springs.

Abstract: A photocathode 4 includes an optically transparent conductive layer provided between a translucent substrate and a photoelectric conversion layer. The optically transparent conductive layer is formed of a constituent material including carbon. A Raman spectrum of the constituent material has a peak of a band, a peak of a band, a peak of a band, and a peak of a band.

Abstract: A controllable semi-open mariculture cabin system is provided, including a mariculture cabin, a water inlet mechanism, a filtering mechanism, and a fish outlet pipe. The water inlet mechanism includes a water inlet pipe and a plurality of high-pressure water inlet pipes. The water inlet pipe is located on one side of an upper part of the mariculture cabin. The plurality of high-pressure water inlet pipes are distributed in a circumferential direction of a top of the mariculture cabin. Tail ends of the high-pressure water inlet pipes are connected to jet pipes extending into the mariculture cabin. The filtering mechanism is arranged at the bottom of the mariculture cabin. An outlet end of the filtering mechanism is located in sea water outside. The fish outlet pipe is provided on a cabin wall of the mariculture cabin. A gate valve capable of opening and closing is mounted on the fish outlet pipe.

Abstract: The present invention is directed to a method of treatment or prevention of viral and/or bacterial infection comprising the administration of a polyol derived from a vegetable oil or its derivative. The vegetable oil is preferably linseed oil. The invention is also directed to a formulation comprising a vegetable oil-derived polyol.

Abstract: The present invention relates to an unmanned remote radiation detector capable of accurately detecting radiation radiating in different directions by approaching a place, where the radiation leaks, from above by the control of a user, the unmanned remote radiation detector having: an unmanned aircraft controlled by the user to fly above a nuclear power facility; and a detection part position adjustment part which is coupled to the unmanned aircraft, enables distance adjustment so as to bring a radiation detection part provided on one side thereof near the nuclear power facility, and orients the radiation detection part toward the nuclear power facility by driving same to incline forward, backward, left and right.

Abstract: The invention relates to the grouting field, in particular to a grouting device for high-coagulability grouting materials. The grouting device comprises a grouting pipe, a connector and a self-sealing pipe head, wherein one end of the connector is connected with a grouting pump through the grouting pipe, the other end of the connector is connected with the self-sealing pipe head through the grouting pipe, and the grouting pipe is connected with the connector and the self-sealing pipe head in a fixed and sealed mode. The grouting device is easy to install, features reliable connection between the grouting pipe and the connector and the self-sealing pipe head, and can be reused. Because the inner diameter of the connector is consistent with the inner diameter of the grouting pipe, and a slurry outlet on an end cap of the self-sealing pipe head is a circular slurry outlet, pressure loss in the grouting process is effectively reduced, and the grouting effect is good.

Abstract: Provided is a preparation method for a thermoelectric composite. The preparation method for a thermoelectric composite comprises the steps of: preparing a base substrate containing a first binary metal oxide; and providing a metal precursor and a reaction material containing oxygen (O) onto the base substrate to form a material film containing a second biliary metal oxide resulting from the reaction of the metal precursor and the reaction material, wherein in the step of forming the material film, a 2-dimensional electron gas is generated between the base substrate and the material film as the material film is formed on the base substrate.

Abstract: Provided herein are CD79b antibodies and CD79b-specific chimeric antigen receptors (CARs). Further provided herein are immune cells expressing the CD79b-specific CARs and methods of treating cancer by administering the CD79b-specific CAR immune cells.

Abstract: The present invention relates to the technical field of molecular sieves, in particular to a single-crystal hierarchical pore HZSM-5 molecular sieve and an environment-friendly preparation method thereof. The environment-friendly preparation method of the single-crystal hierarchical pore HZSM-5 molecular sieve includes the following steps: preparing a sample by a hydrothermal method with nitrogen-free polyketal as a template agent; and conducting acid treatment on the obtained sample to remove the template agent and to obtain the single-crystal hierarchical pore HZSM-5 molecular sieve. A mesopore diameter of the single-crystal hierarchical pore HZSM-5 molecular sieve is concentrated at 10 to 40 nm, a crystal grain size thereof is 30 to 500 nm, a specific surface area thereof is 360 to 450 m2/g, and a pore volume thereof is 0.32 to 0.42 cm3/g.

Abstract: A long-range electrochromic fiber for infrared camouflage and preparation method thereof are disclosed. The method includes: coating indium tin oxide dispersion, electrolyte solution, and electrochromic material on the surface of the metal fiber sequentially, and preparing counter electrodes and polymer protective layer on the outside of the electrochromic layer to obtain the long-range electrochromic fiber. The obtained long-range electrochromic fiber can realize the regulation of infrared emissivity, can be continuously prepared for more than 100 meters and has a good application prospect in infrared camouflage, wearable display, etc.

Abstract: A device with a neural network includes: a synaptic memory cell comprising a resistive memory element, which is disposed along an output line and which has either one of a first resistance value and a second resistance value, and configured to generate a column signal based on the resistive memory element and an input signal in response to the input signal being received through an input line; a reference memory cell comprising a reference memory element, which is disposed along a reference line and which has the second resistance value different from the first resistance value, and configured to generate a reference signal based on the reference memory element and the input signal; and an output circuit configured to generate an output signal for the output line from the column signal and the reference signal.

Abstract: A method for preparing a high-selectivity lithium-magnesium separation membrane includes: (1) preparing an aqueous phase mixture containing aqueous phase monomer, crown ethers or aza-macrocycles, acid acceptor, surfactant and water; (2) preparing an organic phase mixture containing organic phase monomer, and organic solvent that is incompatible with water; (3) contacting the supporting membrane with the aqueous phase mixture to obtain an aqueous phase monomer-adsorbed supporting membrane; (4) contacting the aqueous phase monomer-adsorbed supporting membrane with an organic phase mixture for an interfacial polymerization reaction; and (5) placing a nascent membrane obtained into a drying oven and heat-treating the membrane to obtain a lithium-magnesium separation membrane. The present method is simple in preparation process, mild in preparation conditions, easy to scale up, and easy to realize industrial production.

Abstract: A system and method for non-invasively detecting abnormal electrical propagation in the heart are disclosed. The system and method include an interface for receiving a pacing signal applied to a heart of a patient, the pacing signal comprising (i) a sequence of regular pacing stimuli shorter than the sinus-rate intervals, and (ii) one or more extra pacing stimuli at intervals that are shorter than the regular pacing stimuli, a processor to assess the envelope of a body-surface ECG component after the regular pacing stimuli, assess the envelope of a body surface ECG component after the one or more extra pacing stimuli, and compare the assessed component after the extra pacing stimuli to the assessed component after the regular pacing stimuli. The interface outputting the comparison as an indication of regions of arrhythmogenicity and ablation targets in the heart.

Abstract: Photonic devices and methods for operation thereof are disclosed. A photonic device may include a laser configured to generate light. The photonic device may also include a weak value device having a ring resonator. The weak value device may receive the light from the laser and modify the light using the ring resonator to form return light. The photonic device may further include a stabilizing structure configured to generate a tuning signal based on the return light and control one or both of the laser or the ring resonator using the tuning signal to lock a frequency of the laser to a resonance frequency of the ring resonator.

Abstract: Aspects of the invention include a polymer comprising: a plurality of repeating units, each repeating unit comprising a polymer backbone group directly or indirectly covalently linked to one or two side chain moieties; wherein: each polymer backbone group is independently a ROMP-polymerized monomer; each one of the one or two side chain moieties independently comprises a peptide moiety or a non-peptide therapeutic moiety; wherein the polymer comprises a plurality of peptide moieties; each polymer backbone group is covalently attached to at least one other polymer backbone group; 100% of the ROMP-polymerized monomers are each individually attached to the one or two side chain moieties; and at least one side chain moiety of the polymer comprises a non-peptide therapeutic moiety, one polymer-terminating group comprises a non-peptide therapeutic moiety, and/or each of both polymer-terminating groups comprises a non-peptide therapeutic moiety.

Abstract: The present invention provides a nasal disease treatment aid device, comprising: a nose cover which forms a dome so as to cover the nose of a user and covers the nose while being positioned on the nose of the user; a fixing member which is connected to the left and right sides of the nose cover and fixed to the head of the user so that the nose cover is fixed to the nose of the user; insertion members having, interposed therebetween, a support body provided in the inner space of the nose cover and extending outward from the left and right sides of the support body and are formed in tubular shapes each having a hollow inside that communicates back and forth so as to allow the user to breathe through the nostrils; LED light sources which are provided on one side of each of the insertion members and irradiate therapeutic light into the inside of the nose; and low-frequency stimulation units which are provided on each of the left and right sides of the nose cover and physically stimulate paranasal sinuses while i

Abstract: The present disclosure provides pharmaceutical compositions which exhibit improved flowability as measured by the angle of repose. The pharmaceutical compositions comprise an active pharmaceutical ingredient, two or more absorbents, and optionally surfactant. These pharmaceutical compositions may be used in the manufacturing of pharmaceutical dosage forms or an additive manufacturing process such as 3D selective laser sintering printing.

Abstract: Disclosed herein, inter alia, are methods of using thiosaccharide compounds for treating coronavirus infection.

Abstract: Disclosed herein is a sub-retinal prosthesis using a multi-photodiode sensing technology. The sub-retinal prosthesis using a multi-photodiode sensing technology includes: a pixel array including a plurality of pixels of which k pixels are set as a unit group; and a digital controller controlling the pixel array to activate one of the k pixels as a stimulation electrode and activate the other k-1 pixels as return electrodes, wherein the unit group includes k photodiodes, a sensing circuit and a current driver, the sensing circuit outputs a stimulation parameter using currents each generated by the k photodiodes according to irradiation of light as an input, and the current driver outputs a stimulation current corresponding to the stimulation parameter.