Abstract: The embodiments of the present utility model provide a spring leaf, a connection terminal, and an electrical connector, where the spring leaf is provided in a cylindrical housing in a winding manner, and extends outward from a first end to form hangers extending out of the housing. The spring leaf is hung on an end portion of the housing through the hangers, and then the hangers are fixed through an end cover arranged at the end portion of the housing. Thus, the first end of the spring leaf may be fixed through the hangers, and a second end of the spring leaf may move automatically. When a pin is inserted, the compressed spring leaf will not be dislocated, which ensures the contact reliability of the pin with the spring leaf.

Abstract: Disclosed is an industrial extraction method of cannabidiol, pertaining to the field of medicine and chemical industry. The present invention aims to resolve the problems of difficulty in wax removal, low extraction rate of cannabidiol, and excessively high content of tetrahydrocannabinol during extraction using conventional solvents in the prior art. The extraction method employs raw material pretreatment, granulation, extraction, liquid-liquid extraction, decolorization, concentration, and other processes, such that wax removal from an extracted liquid is improved, the purity of a crude cannabidiol oil can be increased to 60%, and 40% of tetrahydrocannabinol can be removed. The method has high extraction yields and low costs, and can be implemented in large-scale industrial production.

Abstract: The present invention relates to a compound, a display panel and a display device. The compound has a structure represented by Formula I. The compound takes a spiro structure as a non-conjugated connecting unit, and a boron-containing group as an electron-accepting group. A light-emitting compound obtained by taking the group as a building block has a narrower half-peak width and higher color purity. The boron-containing spiro structure is connected with an electron-donating group to obtain a bipolar compound, and as a thermal activation delay fluorescence material, the bipolar compound can be used a light-emitting layer material, particularly a doped material, and can also be used as a fluorescent host material or a phosphorescent host material. The compound provided herein can achieve low drive voltages and high luminescence efficiencies when applied to organic electroluminescent devices.

Abstract: Some embodiments of the present application disclose a display apparatus and a voice control method for the display apparatus. The display apparatus comprises a display, a detector and a controller. The display is configured to present a user interface, and the detector is configured to acquire user voice information; and the controller is configured to cause the display apparatus to perform: acquiring voice information inputted from a user; in response to the voice information, extracting at least one keyword from the voice information; traversing action items in a configuration library; in response to determining that no action item in the configuration library matches the at least one keyword, obtaining text information of the user interface on the display to in order to determine an control instruction according to the text information.

Abstract: The present invention relates to methods, compounds, and compositions for treating viral infections, including COVID-19 viral infections. In certain embodiments, the compositions comprise: i) a remdesivir analog, ii) remdesivir or a remdesivir analog, and a surfactant, a cyclodextrin, or a combination thereof, iii) nanoparticles comprising albumin and remdesivir or remdesivir analog, iv) liposomes comprising lipids and remdesivir or remdesivir analog; and/or v) microparticles comprising PLA and/or PLGA, and remdesivir or remdesivir analog. In certain embodiments, the compositions are aqueous (e.g., for intravenous administration). In other embodiments, the compositions are nebulized or in the form of a dry powder (e.g., for inhalation by an infected subject).

Abstract: Systems and methods for a self-powered wireless wearable sensor system include a photovoltaic (PV) panel array, used as a power source for a wearable sensor. The PV panel array may be attached to an area of the human body exposed to a light source. Exposure to a light source may generate an electric field and power a wearable device sufficiently to support data transmission and continuous monitoring. An integrated self-powered wireless wearable sensor system may include a microfluidic sweat sensor patch that may be connected to lower-power wireless sensor circuitry for regulating power efficiently and may be powered by the PV panel array.

Abstract: Disclosed are a method and a device for determining a task-driven pruning module, and a computer readable storage medium. The method includes: obtaining an input task and a task quantity of a neural network to be pruned, and output information of a component module of the neural network to be pruned; determining a task correlation degree of the component module according to the input task, the task quantity and the output information; determining an input information retention degree of the component module according to the task quantity and the output information; determining an importance index value of the component module according to the task correlation degree and the input information retention degree; and determining the pruning module in the neural network to be pruned according to the importance index value.

Abstract: The present disclosure provides an azulene ring-containing compound, its use, and an organic photoelectric device including the same. The azulene ring-containing compound is a compound comprising a structure of Formula I. The organic photoelectric device includes an anode, a cathode, and one or more organic thin film layers located between the anode and the cathode; and at least one of the organic thin film layers contains the above-mentioned azulene ring-containing compound comprising the structure of Formula I. The azulene ring-containing compound provided by the present disclosure has an energy level difference ?Est?0.3 eV between the lowest singlet state S1 and the lowest triplet state T1, and has a light-emitting mechanism of a thermally activated delayed fluorescent material, and can be used as a thermally activated delayed fluorescent material for organic photoelectric device, so that the light-emitting efficiency of the device is improved.

Abstract: A power supply control circuit for a switch mode power supply converter, and a power supply control method using the control circuit. The control circuit includes an auxiliary boosting unit, a main control unit and an auxiliary winding unit. The main control unit is configured to control the power switch in a power stage circuit to turn on or to be off, and to supply power to the auxiliary boosting unit. The auxiliary boosting unit is configured to provide auxiliary power for the main control unit, and to self-adaptively adjust the auxiliary boosting unit's own average switching frequency based on a load state of the main control unit. The auxiliary winding unit is configured to couple energy by means of a magnetic element in the power stage circuit, to generate an output voltage.

Abstract: A heterocyclic compound containing heteroatom substituted fluorene and an optoelectronic device are provided. The heterocyclic compound includes a structure in Formula I: where Y is selected from O or S; at least one of X1, X2, X3, X4, X5, X6, X7 and X8 is a N atom, and rest are CR2; L1, L2, and L3 are independently selected from single bond, substituted or unsubstituted aromatic groups; Ar1 and Ar2 are independently selected from substituted or unsubstituted aromatic groups or heteroaryl groups; R1 is selected from a hydrogen atom, a deuterium atom, or an aromatic group or a heteroaryl group condensed with adjacent groups; and R2 is selected from a hydrogen atom, a deuterium atom, a substituted or unsubstituted C1-C5 alkyl group, a halogen, a cyano group, or an amino group.

Abstract: The present disclosure relates to the field of organic electroluminescence technology, and in particular to a compound, an organic electroluminescent device, and a display equipment. The compound of the present disclosure has the structure shown in Formula (I).

Abstract: A patient transfer assembly can transfer patients (e.g., young, sleeping patients or patients unable to move freely/easily) onto a destination surface (e.g., an imaging table of an imaging device) gently (e.g., with a reduced chance of waking). The assembly can include rollers permitting the assembly to be rolled into a position above or adjacent the destination surface. A support surface upon which the patient rests can be moved to a deployed position (e.g., lowered and/or slid out) and/or the destination surface can be raised until the support surface rests upon the destination surface. The support surface can then be detached, allowing the patient and the support surface to remain on the destination surface without needing to remove the patient from the support surface.

Abstract: Systems and methods for an electronic skin based robotic system including a robotic interface and a human subject are provided. An e-skin may be applied to the robotic interface. The e-skin applied to the robotic interface may include a plurality of physicochemical sensors. An e-skin may also be applied to the human subject. The e-skin may include electrodes for sensing muscular contractions associated with hand and arm movements as well as electrodes for stimulation. Machine learning techniques may enable decoding of signals to control the robotic hand and arm. The robotic hand and arm may be controlled to approach unknown compounds that may be hazardous. The sensors making up the physicochemical sensors on the e-skin on the robotic hand and arm may include tactile, pressure, temperature, and chemical sensors, as well as other useful sensors. These sensors may enable detection of explosives, organophosphates, pathogenic proteins, and other hazardous compounds.

Abstract: Systems and methods for a smart bandage for monitoring and treating wounds are provided herein. The smart bandage may be a smart, wearable, flexible multi-layer substrate that may include a system that can monitor wound characteristics, perform autonomous bioanalysis of wound characteristics to determine wound treatment plans in a non-invasive method, perform drug delivery or antimicrobial agent release to treat and prevent infections, and promote healing by electrical stimulation. The smart bandage may be equipped with a wireless network that can communicate with users, such as patients and medical providers, directly about a patient's wound condition and provide for on-demand wound treatment.

Abstract: Systems and methods for a microfluidic biosensor patch and health monitoring system may include an iontophoresis module, a multi-inlet microfluidic sweat collection and sampling module, and a molecularly imprinted polymer (MIP) organic compound sensor module. An iontophoresis module may provide for stimulation of a biofluid sample. A biofluid may be a sweat sample. Stimulation may be achieved via electrostimulation and/or application of a stimulating agent. A microfluidic sweat collection and sample module may include several adhesive layers with carefully designed inlets, channels, a reservoir, and an outlet for the efficient collection and sampling of biofluid. A MIP sensor module may quickly and accurately identify concentrations of key metabolites present in a biofluid sample which may indicate certain health conditions.

Abstract: The present disclosure provides a wound-type electrode assembly comprising a first and second electrode plates, a first and second electrode tabs, and a separator. The first and second electrode plates include a first current collector and active substance layer, and a second current collector and active substance layer. Two surfaces of the first current collector of the first winding start section of the first electrode plate are not coated with first active substance layer and defined as a first start blank current collector, the first start blank current collector is welded to a first electrode tab. The second pole piece comprises a second groove, a bottom of which is a second current collector and a circumference thereof is a second active substance layer; the second electrode tab is accommodated in the second groove and electrically connected to the second current collector at the second groove.

Abstract: The present disclosure provides a heterocyclic compound and an organic electroluminescence device. The heterocyclic compound has a structure as shown in formula I.

Abstract: The invention relates to a high-sensitivity silicon carbide integratable temperature sensor. Voltage drops of an N-type silicon carbide conductor and a P-type silicon carbide semiconductor of the temperature sensor are a positive temperature coefficient and a negative temperature coefficient respectively, so that the change rate of a difference between the voltage drops of two electrodes with temperature will be increased. The temperature sensor has a wide temperature measurement range and high temperature measurement sensitivity, can be integrated in a silicon carbide power semiconductor alone, and is process-compatible.

Abstract: The present disclosure provides a compound for a display panel. The compound includes elements selected from O, S or N, electron-donor groups and electron-accepting groups. The OLED device in the display panel includes an anode, a cathode, and at least one organic thin film layer between the anode and the cathode. The organic thin film layer includes a light emitting layer, the light emitting layer includes the compound of the present disclosure, and the compound is used to be any one of a host material, a doping material, and a co-doping material. The compound reduces energy level difference between singlet and triplet states ?EST through design of the compound molecular structure. The compound realizes an efficient reverse intersystem crossing process, has typical TADF characteristics, and can be used as a light-emitting layer material of an OLED device to improve luminous efficiency and working life.

Abstract: Provided are a compound and an organic electro-optical device containing the same. The compound has a structure represented by Formula I. The organic electro-optical device comprises an anode, a cathode, and at least one organic thin film layer located between the cathode and the anode. The molecule of the compound provided by the present disclosure has higher rigidity, a large conjugated system, a deeper LUMO energy level, a higher triplet energy level and good molecular stability, and is not easy to crystallize, and thus the compound can be used as an electron transport material or a hole blocking material of the organic electro-optical device, facilitating the reduction of the turn-on voltage of the device, the improvement of current efficiency and the increase of service life.