Abstract: Off-road vehicle includes a frame, wheels, a locomotive power system, and a drive train. The frame includes a rear frame positioned at the rear of the frame, and the rear frame defines a receiving space. The wheels supports under the frame and includes front wheels and rear wheels. The locomotive power system includes a drive motor for driving the wheels and a range extender for outputting electrical energy to provide energy for the drive motor. When viewed from a width direction of the off-road vehicle, the drive motor overlaps at least partially with the range extender; when viewed from a length direction of the off-road vehicle, the drive motor overlaps at least partially with the range extender, and the drive motor is at least partially positioned behind the range extender. This arrangement can make the off-road vehicle more compact.

Abstract: A connector assembly comprises a connector and a temperature sensor. The connector includes a connector housing formed with a sensor slot, and a conductive terminal arranged in the connector housing. The temperature sensor is inserted into the sensor slot and is adapted to detect a temperature of the conductive terminal in the connector. The sensor includes a shell having a first sidewall in thermal contact with the conductive terminal, and a second sidewall opposite to the first sidewall. The second sidewall defines an interference fit portion extending from an outer surface thereof. The interference fit portion forms an interference fit with an inner wall of the sensor slot. A remaining portion of the second sidewall except for the interference fit portion is separated from the inner wall of the sensor slot by a predetermined gap. The sensor further includes a temperature sensing element arranged in the shell.

Abstract: Provided in the present invention are an anti-human CD47 antibody or an antigen-binding fragment thereof, and a preparation method therefor and the use thereof. Also provided in the present invention are an isolated polynucleotide encoding the antibody or the antigen-binding fragment thereof and a vector containing the isolated polynucleotide of the present invention. Further provided in the present invention is the use of the antibody or the antigen-binding fragment thereof according to the present invention in the preparation of a drug, the drug being used for treating and/or preventing a disease that benefits from an enhanced immune response, wherein the disease is cancer.

Abstract: The present invention relates to compounds of formula (I), wherein A1 to A7 and W are as described herein, and their pharmaceutically acceptable salt thereof, and compositions including the compounds and methods of using the compounds.

Abstract: In an example, a query for a generative artificial intelligence (AI) tool may be received from a client device. A database including query autosuggestion profiles may be accessed to identify a set of query autosuggestion profiles matching the query. A set of query autosuggestions may be generated based upon the query and the set of query autosuggestion profiles. An autosuggestion interface indicative of the set of query autosuggestions may be provided on the client device. In response to receiving a selection of a first query autosuggestion of the set of query autosuggestions via the autosuggestion interface, the generative AI tool may be used to generate a first content item based upon the first query autosuggestion. The first content item may be provided for presentation on the client device.

Abstract: A proton-conducting solid oxide electrolyzer includes a first electrode configured to produce oxygen gas from steam, a second electrode configured to produce hydrogen gas from the steam, and a proton-conducting solid oxide electrolyte between the first electrode and the second electrode. The first electrode includes barium zirconate of formula BaZrO3?? doped with at least one transition metal and substantially free of a rare earth element, wherein ? is an oxygen deficit, and wherein the at least one transition metal comprises cobalt. Also disclosed are an electrode for the proton-conducting solid oxide electrolyzer, and a method of producing hydrogen gas.

Abstract: The present invention relates to compounds of formula (I), wherein R1 to R3 and n are as described herein, and their pharmaceutically acceptable salt thereof, and compositions including the compounds and methods of using the compounds.

Abstract: Power amplifiers with supply capacitor switching are provided herein. In certain embodiments, a power amplifier system includes a power amplifier that provides amplification to a radio frequency (RF) signal, a power management circuit that controls a voltage level of a supply voltage of the power amplifier, a supply capacitor having a first end connected to the supply voltage, and a bulk n-type field-effect transistor (NFET) switch. The power management circuit is operable in multiple supply control modes (for example, an average power tracking mode and an envelope tracking mode). Additionally, the bulk NFET switch is controlled based on the supply control mode of the power management circuit. The bulk NFET switch includes a ground NFET in series with a second end of the supply capacitor and a ground voltage, and a discharge NFET connected between the second end of the supply capacitor and the supply voltage.

Abstract: An electrochemical cell is disclosed. The electrochemical cell may include a first electrode including carbon nanotubes and one or more catalysts formulated to accelerate one or more non-oxidative deprotonation reactions to produce at least one hydrocarbon compound, H+, and e? from at least one other hydrocarbon compound, a second electrode, and an electrolyte between the first electrode and the second electrode. The carbon nanotubes may be oriented at least substantially vertically relative to the electrolyte. Related methods and systems are disclosed.

Abstract: An electrochemical cell comprises a first electrode, a second electrode, and a proton-conducting membrane between the first electrode and the second electrode. The first electrode comprises a layered perovskite having the general formula: DAB2O5+?, wherein D consists of two or more lanthanide elements; A consists of one or more of Sr and Ba; B consists of one or more of Co, Fe, Ni, Cu, Zn, Mn, Cr, and Nd; and ? is an oxygen deficit. The second electrode comprises a cermet material including at least one metal and at least one perovskite. Related structures, apparatuses, systems, and methods are also described.

Abstract: A method of improving an interface between an electrode and an electrolyte of an electrochemical cell is disclosed. The method includes forming an electrolyte material on an electrode of an electrochemical cell. The electrolyte may include a perovskite material. The electrolyte material may be exposed to one or more of an acid solution, a plasma, thermal shock, and gamma radiation to increase the surface roughness of the electrolyte material. Additional methods, electrochemical cells, and systems are disclosed.

Abstract: An electrochemical cell comprises a first electrode, a second electrode, and a proton-conducting membrane between the first electrode and the second electrode. The first electrode comprises a layered perovskite having the general formula: DAB2O5+?, wherein D consists of two or more lanthanide elements; A consists of one or more of Sr and Ba; B consists of one or more of Co, Fe, Ni, Cu, Zn, Mn, Cr, and Nd; and ? is an oxygen deficit. The second electrode comprises a cermet material including at least one metal and at least one perovskite. Related structures, apparatuses, systems, and methods are also described.

Abstract: Power amplifiers with supply capacitor switching are provided herein. In certain embodiments, a power amplifier system includes a power amplifier that provides amplification to a radio frequency (RF) signal, a power management circuit that controls a voltage level of a supply voltage of the power amplifier, a supply capacitor having a first end connected to the supply voltage, and a bulk n-type field-effect transistor (NFET) switch. The power management circuit is operable in multiple supply control modes (for example, an average power tracking mode and an envelope tracking mode). Additionally, the bulk NFET switch is controlled based on the supply control mode of the power management circuit. The bulk NFET switch includes a ground NFET in series with a second end of the supply capacitor and a ground voltage, and a discharge NFET connected between the second end of the supply capacitor and the supply voltage.

Abstract: A method for forming an electrochemical device includes forming a first electrolyte layer on a first electrode. A second electrolyte layer is formed on the first electrode, the first electrode positioned between the first electrolyte layer and the second electrolyte layer. A chemical composition and a thickness of the first electrolyte layer and the second electrolyte layer are substantially the same. The method includes heating the first electrolyte layer and the second electrolyte layer and removing the first electrolyte layer. A second electrode is formed on the second electrolyte layer; and the second electrode is heated to form an electrochemical device.

Abstract: A method of forming ethylene is disclosed. The method includes introducing oxygen-containing molecules to a first electrode of an electrochemical cell including the first electrode, a second electrode, and an electrolyte between the first electrode and the second electrode. The second electrode includes at least one catalyst material formulated to accelerate oxidative coupling of methane (CH4) (OCM) reaction rates to produce C2H4 from CH4 and oxygen ions. The method further includes introducing CH4 to the second electrode of the electrochemical cell. The method also includes applying a potential difference in electrolysis mode between the first electrode and the second electrode of the electrochemical cell. The oxygen-containing molecules interact with the second electrode to produce O2? through reduction of the oxygen-containing molecules, the O2? are transported through the electrolyte, and C2H4 is produced at the second electrode through OCM.

Abstract: A method of forming at least one hydrocarbon from carbon dioxide comprises introducing steam to a first electrode of an electrochemical cell, and introducing carbon dioxide to a second electrode of the electrochemical cell. The electrochemical cell includes the first electrode, the second electrode, and an electrolyte between the first electrode and the second electrode. The second electrode comprises at least one catalyst material formulated to accelerate a carbon dioxide hydrogenation reaction to produce the at least one hydrocarbon product from the carbon dioxide. The method further comprises applying a potential difference between the first electrode and the second electrode of the electrochemical cell. Also disclosed are the electrochemical cell, and the system for producing one or more hydrocarbon product from carbon dioxide.

Abstract: Power amplifiers with supply capacitor switching are provided herein. In certain embodiments, a power amplifier system includes a power amplifier that provides amplification to a radio frequency (RF) signal, a power management circuit that controls a voltage level of a supply voltage of the power amplifier, a supply capacitor having a first end connected to the supply voltage, and a bulk n-type field-effect transistor (NFET) switch. The power management circuit is operable in multiple supply control modes (for example, an average power tracking mode and an envelope tracking mode). Additionally, the bulk NFET switch is controlled based on the supply control mode of the power management circuit. The bulk NFET switch includes a ground NFET in series with a second end of the supply capacitor and a ground voltage, and a discharge NFET connected between the second end of the supply capacitor and the supply voltage.

Abstract: The present disclosure provides methods, devices, apparatus, and storage medium for performing speech-to-text conversion. The method includes: displaying, by a first device, a first user interface, the first user interface being a display screen of a virtual environment that provides a virtual activity place for a first virtual role controlled by a first user account; displaying, by a second device, a second user interface, the second user interface being a display screen of a virtual environment that provides a virtual activity place for a second virtual role controlled by a second user account; in response to a speech input operation by the first user account performed on the first device, displaying, by the first device, a chat message in a first language, and displaying, by the second device, the chat message in a second language.

Abstract: Provided are a gene KWE2 for regulating corn car grain weight and yield, a protein encoding same, and an expression vector thereof. Further provided are an InDel1 marker of the gene KWE2 for regulating corn car grain weight and yield, and the use thereof in plant trait improvement.