Abstract: The present disclosure discloses a chlorine-nitrogen co-coordinated single-atom zirconium adsorbent and use thereof in selective fluoride removal from high-salinity wastewater, belonging to the technol field of fluoride-containing wastewater treatment. The present disclosure involves the self-assembly of melamine and cyanuric acid to obtain a supermolecule, followed by ball milling of the supermolecule with zirconium chloride and subsequent pyrolysis twice to obtain the chlorine-nitrogen co-coordinated single-atom zirconium adsorbent. The adsorbent achieves selective capture of low concentrations of fluoride ions in the high-salinity wastewater by exerting strong electrostatic repulsion on oxygen-containing acid radicals by negatively charged nitrogen ligands and exerting strong coordination on fluoride ions by positively charged zirconium atoms.

Abstract: Disclosed is a surface-modified catalyst material comprising platinum-containing nanoparticles on a carbon support; and a phosphate-resistant surface-modifying additive comprising poly (melamine-co-formaldehyde) (PMF); formed on a surface of the platinum-containing nanoparticles to form surface-modified catalyst nanoparticles. The surface-modifying additive covers between 10 and 40% of the surface of the surface-modified catalyst nanoparticles. Proton exchange membrane fuel cells and methods of mitigating phosphate poisoning are also disclosed.

Abstract: An oxygen evolution reaction (OER) catalyst for reaction in acidic media comprising: a chromium (Cr) and nickel (Ni) co-doped ruthenium oxide (RuO2) catalyst, and wherein the chromium (Cr) and nickel (Ni) co-doped ruthenium oxide (RuO2) catalyst comprises a Cr and a Ni co-doped in a ruthenium oxide (RuO2). Methods of preparing the OER catalyst are disclosed.

Abstract: Multi-mutated rAAV capsid proteins and viral particles incorporating the same, that can be used in viral vector-based gene therapies. Nucleic acids encoding the same, as well as methods of making and using the same for treating or ameliorating diseases or abnormal conditions in mammals.

Abstract: A method and a system for determining similarities between entities are provided. The method includes: receiving a request to determine an estimate for a first instrument; generating a query to identify corresponding first data sources that contain data about an entity; identifying, using the generated query, the corresponding first data sources from a system of computer networks; filtering the corresponding first data sources in order to determine at least one primary data source; extracting corresponding first information that relates to the respective entity from the at least one primary data source; identifying, using a large language model, corresponding entity-specific information based on the extracted corresponding first information; comparing the entity-specific information of a first entity with entity-specific information for a plurality of entities; and generating a similarity ranking that list each respective entity from among the plurality of entities in relation to the first entity.

Abstract: A computing system may include a processor and a memory having a set of instructions, which when executed by the processor, cause the computing system to execute actions. The actions include identifying an estimate of a distribution of missing block patterns, generating a noisy dataset by removing first data from an original dataset based on the estimate and training a denoising autoencoders (DAE) based on the noisy dataset.

Abstract: Systems and methods described herein relate to assessing the quality of electrocatalyst-loaded disk electrodes. In one embodiment, a system that assesses the quality of electrocatalyst-loaded disk electrodes receives one or more images of a disk electrode on which an electrocatalyst has been deposited to produce an electrocatalyst-loaded disk electrode. The system also processes the one or more images using a machine-learning-based model trained to generate a prediction of a Koutecky-Levich (K-L) quality assessment of the electrocatalyst-loaded disk electrode. The system also accepts or reject inclusion of the electrocatalyst-loaded disk electrode in an electrochemical experimentation process based, at least in part, on the prediction.

Abstract: Provided herein are methods of site-specific integration of a heterologous sequence into a host genome (e.g., by administering a recombinant adeno-associated virus (rAAV) to a host cell in the presence of a Rep protein), and methods for treating diseases and disorders by delivering an rAAV that comprises a nucleic acid vector comprising a Rep protein. Also provided herein are methods and compositions for producing rAAV particles with improved titer and transduction efficiencies.

Abstract: A system (600) includes multiple cameras (104) disposed about an area (102), a processor (606), and a memory (608) communicatively coupled to the processor. The memory stores instructions that cause the processor to receive a set of video data (602) associated with the cameras. In an embodiment, the set of video data includes a set of image frames associated with a set of ball tracking data (618, 622). In an embodiment, the operations include selecting a first image frame (626) associated with a first change in acceleration and a second image frame (628) associated with a second change in acceleration. In an embodiment, the operations include generating a set of virtual camera actions (630) based on the first image frame and the second image frame.

Abstract: A solid polymer electrolyte includes a charge transfer complex polymer matrix with a polar ring polymer matrix and a halogen functionalized sulfone-based plasticizer molecule additive. In some variations, the halogen functionalized sulfone-based plasticizer molecule additive is selected from one or more CCS(?O)(?O), O?S(?O)(CCl)CCl, and O?S1(?O)CC(BR)Cl.

Abstract: A high temperature fuel cell includes an anode, a cathode, a polymer electrolyte membrane disposed between the anode and the cathode, phosphoric acid, and a cathode catalyst disposed on the cathode and in contact with the phosphoric acid. The cathode catalyst includes a Pd-containing core or a Pt-containing core, a Pt-containing shell, in a compressed state, on the Pd-containing core, and an anti-phosphate poisoning surface modifier disposed on the Pt-containing shell.

Abstract: A core/shell catalyst, and, a phosphoric acid or a phosphonated ionomer contacting the core/shell catalyst in a fuel cell. The core/shell catalyst comprises a core surrounded by a shell, the core comprising palladium or a palladium-M1 alloy, the shell comprising a platinum-M2 alloy. M1 is chosen from scandium, titanium, vanadium, chromium, manganese, iron, cobalt, nickel, copper or zinc; and M2 is gold or silver. High-temperature polymer electrolyte membrane fuel cells (HT-PEMFCs, with phosphoric-acid-contained polymer matrix) employing a core/shell catalyst, and, a phosphoric acid or a phosphonated ionomer contacting the core/shell catalyst are disclosed.

Abstract: Disclosed herein are compositions and methods for enhancing the ionic conductivity of a solid polymer electrolyte which comprise incorporating an additive that comprises at least one fluorinated sulfonamide compound selected from the group consisting of formulae (1) to (5) into the polymer matrix: and

Abstract: A computer implemented method is provided for digitizing an image. The method includes receiving an input document containing one or more images and extracting the one or more images from the input document. The images are then digitized, without user input, to generate a final digitization of images.

Abstract: A system includes a high speed camera configured to capture sequential images of a cathode side backing layer of a test fuel cell during operation thereof, a processor, and a memory. The memory is communicably coupled to the processor and stores machine-readable instructions that, when executed by the processor, cause the processor to perform image pre-processing on the sequential images, detect water pixel anomalies in the pre-processed sequential images and provide pre-processed and anomaly detected sequential images, and train a machine learning model to predict pressure values in the test fuel cell using the pre-processed and anomaly detected sequential images.

Abstract: According to embodiments of the disclosure, there are provided a method, apparatus, device and storage medium for media content interaction. The method includes: in response to a predetermined operation for an application, presenting, in the application, media content associated with a target object; and presenting, while presenting the media content, a search entry for the target object and a search keyword associated with the target object. In this way, it can facilitate users to further understand the target object. Thus, on the one hand, the user experience can be improved, and on the other hand, the promotion of the target object can be advantageously promoted.

Abstract: A solid polymer electrolyte includes a charge transfer complex polymer matrix with a polar ring polymer matrix and an ethylene carbonate-based small molecule additive. In some variations, the ethylene carbonate-based small molecule additive is selected from one or more of ethylene carbonate (O?C1OCCO1) and 4-(fluoromethyl)-5-methyl-1,3-dioxolan-2-one (O?C1OC(C)C(CF)O1).

Abstract: A material preview method, a medium and an electronic device are provided. The method includes: acquiring a material to be previewed and target preview information, wherein the target preview information comprises a target cloud real machine and an application for showing the material to be previewed, and a target showing style in which the application shows the material to be previewed; and rendering, according to the target cloud real machine and the application in combination with the target showing style, the material to be previewed to obtain a target preview content, wherein the target preview content is to be shown on a terminal device.

Abstract: Solid-state lithium ion electrolytes of lithium metal nitride based compounds are provided which contain an anionic framework capable of conducting lithium ions. Materials of specific formulae are provided and methods to alter the materials with inclusion of aliovalent ions shown. Lithium batteries containing the composite lithium ion electrolytes are provided. Electrodes containing the lithium metal nitride based composites are also provided.

Abstract: A platinum-palladium alloy catalyst, and a phosphoric acid or a phosphonated ionomer contacting the platinum-palladium alloy catalyst in a fuel cell. Phosphoric acid fuel cells (PAFCs, with phosphoric-acid-saturated silicon carbide matrix) employing the platinum-palladium alloy catalyst, and, a phosphoric acid or a phosphonated ionomer contacting the platinum-palladium alloy catalyst are disclosed. High-temperature polymer electrolyte membrane fuel cells (HT-PEMFCs, with phosphoric-acid-contained polymer matrix) employing the platinum-palladium alloy catalyst, and a phosphoric acid or a phosphonated ionomer contacting the platinum-palladium alloy catalyst are also disclosed.