Abstract: Provided herein are cinchonium betaine catalysts and methods of promoting asymmetric butenolide isomerization reactions using the same.

Abstract: A perovskite film, method of preparing thereof, and an optoelectronic device are provided. They are prepared by steps including preparing a mixture containing a first monomer and a second monomer which can be crosslinked in situ; performing an annealing process, and the first monomer and the second monomer are reacted in situ to form a first polymer which combines with the perovskite crystal grains formed by the perovskite precursor and is concentrated at a crystal grain boundary of the perovskite crystal grains to passivate the perovskite crystal grain defects, and then a perovskite film is formed by curing.

Abstract: An embodiment of the present invention discloses a method of manufacturing a light-emitting device. In an embodiment of the present invention, a method of manufacturing a light-emitting device is provided. Because the electron transport layer is prepared by solution processing, compared with the traditional vacuum evaporation coating, it can use a simpler equipment and a simpler process, and have a higher material utilization rate, which effectively improves the preparation effectiveness of the light-emitting device.

Abstract: Provided herein are cinchonium betaine catalysts and methods of promoting asymmetric imine isomerization reactions using the same.

Abstract: An electrode, a perovskite light-emitting diode and a preparing method thereof are provided by using a specific polymer-based surface modifier, PEIE and/or PEI, to modify carbon materials, so as to obtain an electrode with low work function, the electrode as a cathode of a perovskite light-emitting diode is more favorable for electrons injecting into the perovskite light-emitting layer.

Abstract: The present invention includes certain conchinine-derived phase-transfer catalysts of formula (I), compositions comprising the same, and methods of promoting asymmetric addition reactions using the same.

Abstract: Provided are a hybrid distributed file system architecture structure, an applied file storage processing method, a dynamic migration method, and application thereof. The file storage processing method comprises: acquiring storage attributes of a file to be stored, wherein the storage attributes at least include a size of the file; determining, according to a pre-configured storage rule and the attributes of the file to be stored, in which distributed file system the file to be stored is stored; and storing the file to be stored in the determined distributed file system. The method further comprises migrating, according to a predetermined policy, a file that has been stored in a predetermined storage location. The device intelligently selects a file underlying storage policy according to file feature attributes to decide whether to migrate the file and to which file system the file is migrated so as to satisfy usage equalization of different file systems and also minimize performance degradation.

Abstract: Provided are a hybrid distributed file system architecture structure, an applied file storage processing method, a dynamic migration method, and application thereof. The file storage processing method comprises: acquiring storage attributes of a file to be stored, wherein the storage attributes at least include a size of the file; determining, according to a pre-configured storage rule and the attributes of the file to be stored, in which distributed file system the file to be stored is stored; and storing the file to be stored in the determined distributed file system. The method further comprises migrating, according to a predetermined policy, a file that has been stored in a predetermined storage location. The device intelligently selects a file underlying storage policy according to file feature attributes to decide whether to migrate the file and to which file system the file is migrated so as to satisfy usage equalization of different file systems and also minimize performance degradation.

Abstract: Wireless link management techniques for wireless charging systems are described. According to some such techniques, a power receiving unit (PRU) may be configured to observe a rectifier voltage while operating in a charge complete connected (CCC) mode according to which it possesses a wireless connection with a power transmitting unit (PTU) operating in a power save state. In various embodiments, the PRU may be configured to observe the rectifier voltage in an attempt to detect power beacons generated by the PTU. In some embodiments, the PRU may be configured to maintain the wireless connection if it detects power beacons, and to terminate the wireless connection if it does not detect any beacons. Other embodiments are described and claimed.

Abstract: Provided herein are cinchonium betaine catalysts and methods of promoting asymmetric imine isomerization reactions using the same.

Abstract: Provided herein are cinchonium betaine catalysts and methods of promoting asymmetric imine isomerization reactions using the same.

Abstract: Systems and methods are provided for performing a remote procedure call. One method may comprise, at a client device, generating a request including setting a status field in a request header to indicate to a server processor that the request is ready, writing the request to a server memory via a RDMA write operation and fetching a response generated by the server processor from the server memory via a RDMA read operation. The method may further comprise, at a server device, checking a mode flag to determine that an operation mode is set to repeated remote fetching, retrieving the request from a server memory, processing the request to generate a response and writing the response to the server memory for the response to be fetched by a client device. The response includes a response header that comprises a status field for the status of the response and a response time.

Abstract: The present invention includes certain conchinine-derived phase-transfer catalysts of formula (I), compositions comprising the same, and methods of promoting asymmetric addition reactions using the same.

Abstract: Provided herein are cinchonium betaine catalysts and methods of promoting asymmetric butenolide isomerization reactions using the same.

Abstract: Wireless link management techniques for wireless charging systems are described. According to some such techniques, a power receiving unit (PRU) may be configured to observe a rectifier voltage while operating in a charge complete connected (CCC) mode according to which it possesses a wireless connection with a power transmitting unit (PTU) operating in a power save state. In various embodiments, the PRU may be configured to observe the rectifier voltage in an attempt to detect power beacons generated by the PTU. In some embodiments, the PRU may be configured to maintain the wireless connection if it detects power beacons, and to terminate the wireless connection if it does not detect any beacons. Other embodiments are described and claimed.

Abstract: Systems and methods are provided for performing a remote procedure call. One method may comprise, at a client device, generating a request including setting a status field in a request header to indicate to a server processor that the request is ready, writing the request to a server memory via a RDMA write operation and fetching a response generated by the server processor from the server memory via a RDMA read operation. The method may further comprise, at a server device, checking a mode flag to determine that an operation mode is set to repeated remote fetching, retrieving the request from a server memory, processing the request to generate a response and writing the response to the server memory for the response to be fetched by a client device. The response includes a response header that comprises a status field for the status of the response and a response time.

Abstract: Generally, this disclosure provides systems, devices, methods and computer readable media for wireless power transfer with improved device identification and signaling security. A Power Receiving Unit (PRU) may include a receive resonator module to receive power from a Power Transmitting Unit (PTU) over an inductive resonant coupling link. The power may be modulated to provide signaling between the PRU and the PTU over the resonant coupling link. The PRU may also include a signaling link communication module to provide a second type of signaling between the PRU and the PTU over a wireless communication link. The PRU may further include a controller module to receive a random number, generated by the PTU, over the resonant coupling link; calculate an encoded response based on the random number and on an identifier of the PRU; and transmit the encoded response to the PTU over the wireless communication link, for verification by the PTU.

Abstract: Provided herein are cinchonium betaine catalysts and methods of promoting asymmetric imine isomerization reactions using the same.

Abstract: Wireless link management techniques for wireless charging systems are described. According to some such techniques, a power receiving unit (PRU) may be configured to observe a rectifier voltage while operating in a charge complete connected (CCC) mode according to which it possesses a wireless connection with a power transmitting unit (PTU) operating in a power save state. In various embodiments, the PRU may be configured to observe the rectifier voltage in an attempt to detect power beacons generated by the PTU. In some embodiments, the PRU may be configured to maintain the wireless connection if it detects power beacons, and to terminate the wireless connection if it does not detect any beacons. Other embodiments are described and claimed.

Abstract: A power transmitting device is disclosed comprising: one or more coils; at least one memory that stores computer-executable instructions; and at least one processor configured to access the at least one memory. The at least one processor may be configured to execute the computer-executable instructions to: cause to send to a first device a first load measurement request at a first instance and a second load measurement request at a second instance. The computer-executable instructions may cause the processor to receive a first load measurement associated with the first load measurement request and a second load measurement associated with the second load measurement request. The computer-executable instructions may cause the processor to determine a first average measurement of the first load measurement and the second load measurement.