Abstract: A system may forecast a workload for a cluster of nodes in a database management system. The system may generate a reconfiguration plan based on the forecasted workload. The system may obtain a heterogenous configuration set. The heterogenous configuration set may include respective configuration sets for the complete sets of nodes. The system may forecast, based on a first machine learning model, respective performance metrics for nodes in each of the complete sets. The system may forecast a cluster performance metric for the entire cluster of nodes based on a second machine learning model. The system may include, in response to satisfaction of an acceptance criterion, the heterogenous configuration set in the reconfiguration plan. The system may cause the cluster of nodes to be reconfigured based on the reconfiguration plan.

Abstract: Systems, devices, kits, and methods for detecting and quantifying targeted compounds within a liquid (such as urine) are provided. Such systems, devices, and methods may be autonomous, noninvasive, and provide quick and accurate results. The systems and devices are at least partially disposable (single-use) and configured to be embedded within or applied to a conventional diaper or the like. Methods for using the systems and devices hereof include receiving a liquid to be tested within a portion of a disposable device, allowing the liquid to traverse through one or more channels defined within the device in a controlled fashion, reacting the liquid with one or more chemical reagents, using a sensing unit to collect photocurrent data regarding the chemical reach on(s), and wirelessly transmitting that data to a computing unit for storage and quantitative analysis.

Abstract: An anode for use in lithium-ion battery. The anode contains silicon nanoparticles, a coating of carbon on the silicon nanoparticles, and a polymeric binder. A method of making an anode for use in lithium-ion battery. The method includes the steps of mixing the silicon nanoparticles with wheat flour to form a homogenized mixture of wheat flour and silicon nanoparticles, heating the homogenized mixture to form a silicon-carbon composite comprising a coating of carbon on the silicon nanoparticles which is then heated along with an additional quantity of wheat flour in an inert atmosphere resulting in an anode comprising silicon-carbon composite with a double coating on the silicon nanoparticles. The silicon-carbon composite is then mixed with a polymeric binder, resulting in an anode for use in a lithium battery. An electrochemical cell with an anode containing silicon nanoparticles, a coating of carbon on the silicon nanoparticles; and a polymeric binder.

Abstract: A composition comprising urea and a 1,4-naphthoquinone; method of fertilizing a plant; and method of making the composition.

Abstract: The present application relates generally to a process of manufacturing a plurality of products from chia seeds. The process comprises socking chia seeds in a large volume of water for a period of time followed by sonication at an elevated temperature to remove the soluble fiber, the mucilage of chia seeds using vacuum filtration. The oil component is extracted from mucilage removed chia seeds and the leftover is hydrolyzed in presence of an enzyme to afford a product of protein hydrolysates and a product of insoluble fiber of chia seeds. Both the process and the products are within the scope of this application.

Abstract: A high-temperature gas-cooled reactor (HTGR) core is disclosed which includes a plurality of nuclear fuel kernels encapsulated by i) solid structures; and ii) porous structures, wherein the solid structures and the porous structures form a heterogeneous tileable repeating assembly including a channel for moving heat out of the HTGR core, wherein a ratio of in-channel porosity to in-channel tortuosity of the assembly is between about 0.2 to about 0.5, wherein the in-channel tortuosity is between about 1.0 and 1.6, and wherein total solid fraction of the assembly is between about 0.6 to about 0.85.

Abstract: The present disclosure relates to a novel oxygen-generating biodegradable mesh material, and to methods of making and using the novel oxygen-generating biodegradable mesh material. More specifically, a novel surgical mesh has been developed, wherein the surgical mesh has a flexible basic structure and comprises a plurality of pores, wherein the surgical mesh has a first face and a second opposite face, wherein the surgical mesh is made of a substantially homogeneous material comprising a biodegradable polymeric material and an oxygen-generating material.

Abstract: Bis-amide inhibitors of SARS-CoV-2 (COVID), compositions comprising same, and methods of treating a severe acute respiratory syndrome.

Abstract: A hydraulic circuit is disclosed which includes one or more i) linear; or ii) rotary hydraulic actuator, wherein total number of cylinder chambers is N, M pressure rails, a valve arrangement, including M hydraulic rail ports each coupled to a pressure rail, N hydraulic chamber ports each coupled to a chamber of one or more actuators, N proportional valves each corresponding to one of the N hydraulic chamber ports, X sets of on-off valves and check valves coupling two or more hydraulic rail ports to each of supply sides of each of the N proportional valves, and Y sets of on-off valves and check valves coupling two or more hydraulic rail ports to each of return sides of each of the N proportional valves, and a controller configured to in real-time operate the N proportional valves and the associated on-off valves to achieve one or more desired functional parameters.

Abstract: In some examples, a controller can include a processing resource and a memory resource storing instructions to cause the processing resource perform object detection on a frame of a plurality of frames of a video signal, generate a bounding box around an object in the frame in response to the object detection detecting the object in the frame, perform a backlight adjustment of the frame, and generate an output frame having adjusted pixel values for each pixel from the backlight adjustment.

Abstract: Bis-amide inhibitors of SARS-CoV-2 (COVID), compositions, and methods of treating a severe acute respiratory syndrome.

Abstract: The present invention relates to series of peptidomimetic compounds selectively targeting CBX8 of polycomb chromobox protein homolog proteins. Pharmaceutical compositions of those compounds and methods of using them in the treatment of diseases involved CBX8 pharmacology, including various cancers and leukemia, by administering therapeutically effective amounts of such compound alone or together with other therapeutics, are within the scope of this disclosure.

Abstract: A method for the synthesis of alkyl ?-carboxy(hydroxyethyl) polysaccharides is described. The method includes methylating or ethylating a polysaccharide or providing a methylated or ethylated polysaccharide, hydroxyethylating the methylated or ethylated polysaccharide, and oxidizing the hydroxyethylated polysaccharide to form the ?-carboxy(hydroxyethyl) polysaccharide. A method for the synthesis of oxidized polysaccharides is also described. The method includes hydroxypropylating a polysaccharide and oxidizing the hydroxypropylated polysaccharides. A method for the production of a solid capable of forming a hydrogel is also described. The method includes combining a first solution comprising an oxidized oligo(hydroxypropyl) polysaccharide bearing one or more ketone groups with a second solution comprising an amine substituted polysaccharide to form a third solution, and removing solvent from the third solution to form the solid, or adding an additional solvent to the third solution to precipitate the solid.

Abstract: Systems and methods for wireless stimulation of biological tissue (e.g. nerves, muscle tissue, etc.) and, in one exemplary implementation, to therapy for glaucoma based on the wireless administration of energy to the eye of a mammalian subject (e.g. human, rodent, etc.) to reduce an elevated intraocular pressure (IOP) involving the use of a multi-coil wireless power transfer assembly. The multi-coil wireless power transfer assembly may be used alone or in combination with a stimulation coil that can be implanted in the eye of a mammalian subject or within a contact lens worn by a mammalian subject.

Abstract: An igniter system and method for igniting a propellant by an optical energy source. The igniter system including an igniter composite and a propellant. The igniter composite including a reactive component and a fluoropolymer. The propellant is coupled to the igniter composite. The igniter composite has a composition including nano-aluminum at ideal stoichiometry in polyvinylidene fluoride. The igniter composite is configured to achieve a sustained ignition from a wavelength emitted from the optical energy source. The wavelength is between around 250 nanometers to around 1100 nanometers.

Abstract: In some examples, a computing device can include a processor resource and a non-transitory memory resource storing machine-readable instructions stored thereon that, when executed, cause the processor resource to identify a base resolution of a captured image having a base image quality, perform, via an individual neural network, neural network calculations on the captured image to form an enhanced image having an resolution that is higher than the base resolution and image quality that is higher than the base image quality.

Abstract: The invention generally relates to systems and methods for synthesizing a reaction product and increasing yield of the same. In certain aspects, the invention provides a multi-mode reaction system in which in a first mode one or more valves of the system are configured to cause reagents to flow from one or more reagent reservoirs of the system through one or more components of the system to generate a reaction product; and in a second mode the one or more valves are configured to change flow within the system such that the one or more reagent reservoirs are isolated from a remainder of the system and the generated reaction product and any remaining reactants are recycled back through the multi-mode reaction system to increase a yield of the reaction product.

Abstract: The invention generally relates to two-dimensional mass spectrometry using ion micropacket detection. In certain aspects, the invention provides systems including a mass spectrometer having an ion trap and one or more detectors. The system includes a central processing unit (CPU), and storage coupled to the CPU for storing instructions that when executed by the CPU cause the system to: apply one or more scan functions to the ion trap that excite a precursor ion and eject a product ion from the ion trap; and determine a secular frequency of the product ion by detecting micropackets of the product ion as the micropackets are ejected from the ion trap.

Abstract: A system to reduce probability of a crash in an intersection is disclosed which includes one or more way-sensor systems, the one or more sensor systems adapted to provide position and velocity vector of an object approaching the intersection on an associated path, a processing unit including configured to: determine timing of the object with respect to a predefined zone of the intersection on the associated path, determine the current and future status of the associated traffic lights on the associated path of the object, predict timing of the object with respect to the predefined zone and future status of the associated traffic light, if timing prediction is within a predetermined threshold, modify the current status, wherein tgreen is extended, if timing prediction is outside of the predetermined threshold, modify the current status, wherein tgreen is reduced, and repeating above steps until the object has cleared the intersection.

Abstract: A method of producing metallic sodium powders. The method includes immersing one or more solid pieces of sodium metal in an organic liquid containing a hydrocarbon oil. The solid piece(s) of sodium metal immersed in the hydrocarbon oil is (are) then subjected to ultrasonic irradiation, wherein the solid piece of sodium metal is fragmented to form sodium powder, resulting in a dispersion of the sodium powder in the organic liquid. The dispersed sodium powder is then separated from the organic liquid, resulting in metallic sodium powder. A method of presodiation of an anode in an electrochemical cell. The method includes adding sodium metal powders to the surface of the anode either as a dry powder or as a suspension of the sodium particles in an organic liquid. An anode in an electrochemical cell containing metallic sodium particles. An electrochemical cell comprising a presodiated anode.