Abstract: The invention discloses a light-emitting diode and a light-emitting device. The light-emitting diode includes a semiconductor epitaxial stack having first and second surfaces opposite to each other and including a first-type semiconductor layer, an active layer, and a second-type semiconductor layer stacked in sequence in a direction from the first surface to the second surface. The active layer includes n periods of quantum well structure, and each period of quantum well structure includes a well layer and a barrier layer deposited sequentially. A first spacer layer is disposed between the first-type semiconductor layer and the active layer, and a ratio of a thickness (nm) of the first spacer layer to a current density (A/cm2) of the light-emitting diode ranges from 0 to 10. In the invention, the thickness of the first spacer layer is adjusted according to the current density of the light-emitting diode to improve the luminous efficiency of the light-emitting diode.

Abstract: An electronic device has a keyboard with an internal membrane. The membrane has a set of strain gauges configured to respond to a key press, such as when a collapsible dome collapses into contact with the membrane. The strain gauges are connected in a half Wheatstone bridge configuration and are positioned on the membrane in order to limit effects of temperature and subtle flexure of the membrane. The strain gauges are also configured to magnify detection of a resistance differential when a keycap is pressed with sufficient force.

Abstract: An energy Internet system, an energy routing conversion device, and an energy control method, relating to a field of energy information. An alternating-current (AC) side energy routing conversion device of the energy Internet system includes a plurality of first route ports, and a direct-current (DC) side energy routing conversion device includes a plurality of second route ports, where each second route port is connected to a corresponding first route port by means of a corresponding DC busbar. A plurality of energy devices are connected to a DC busbar by means of corresponding first AC/DC converters or first DC converters. The AC side energy routing conversion device and the DC side energy routing conversion device collect energy information of the energy devices and adjust energy of the energy devices on a basis of energy balance constraint conditions.

Abstract: An inverter and a heat radiation structure thereof are provided. The heat radiation structure of the inverter includes a heat radiator for radiating heat from a heating element of the inverter, and a heat radiation fan for air-cooling the heat radiator. The heat radiator includes multiple heat radiation fins able to be air-cooled. The number of the heat radiator is at least two, and two adjacent heat radiators are a first heat radiator and a second heat radiator respectively. The heat radiation fan is provided between the first heat radiator and the second heat radiator, and the heat radiation fan is located on the tops of the heat radiation fins. In the heat radiation structure of the inverter, the heat radiation fan is capable of cooling the first heat radiator and the second heat radiator at the same time.

Abstract: A method and apparatus for controlling stratum deformation in a shield construction process, a non-volatile storage medium, and a processor are disclosed. The method includes: monitoring settlement characteristic parameters in a shield construction process; predicting a settlement proportion according to the settlement characteristic parameters, the settlement proportion being a ratio between a predicted settlement value and a corresponding settlement threshold; and determining construction parameters in the shield construction process according to the settlement proportion.

Abstract: Provided are a non-aqueous electrolyte and a preparation method thereof, and a secondary battery and an electric apparatus containing the same. The non-aqueous electrolyte contains a non-aqueous solvent and lithium ions, first cations, and first anions dissolved therein, where the first cation is a metal cation Men+ other than the lithium ion, n representing a chemical valence of the metal cation; the first anion is a difluoroxalate borate anion DFOB?; mass concentration of the first cations in the non-aqueous electrolyte is D1 ppm, and mass concentration of the first anions in the non-aqueous electrolyte is D2 ppm, both based on total mass of the non-aqueous electrolyte; and the non-aqueous electrolyte satisfies that D1 is 0.5 to 870 and that D1/D2 is 0.02 to 2. The non-aqueous electrolyte in this application enables the secondary battery to have good cycling performance, safety performance, and kinetic performance.

Abstract: A method for calibrating a downhole tool may comprise disposing a downhole tool in a borehole, transmitting a signal from a master module disposed on the first device to a module disposed on the second device, transmitting a return signal from the module to the master module, receiving the return signal with the master module, measuring a tone enabled delay for the signal to travel from the master module to the module, and determining a time delay of a return signal to travel from the module to the master module. A well measurement system may comprise a downhole tool. The downhole tool may further comprise a first device and a master module disposed on the first device, wherein the master module may comprise a master transmitter and a master receiver. In examples, the downhole tool may further comprise a second device and a module disposed on the second device.

Abstract: A physical unclonable functions (PUF) device including a first copper electrode, a second electrode, and a silicon oxide layer positioned directly between the first copper electrode and the second electrode; a method of producing a PUF device; an array comprising a PUF device; and a method of generating a secure key with a plurality of PUF devices.

Abstract: Embodiments of this application provide a mobile terminal, relate to the field of sound on screen technologies. At least a part of a vibrator in the mobile terminal is disposed in an accommodation cavity. The vibrator includes a first magnet, a second magnet, a coil, and at least one third magnet. The first magnet, the coil, and the third magnet are all connected to a rear face of a display module. The first magnet is located in a closed region enclosed by a conducting wire of the coil. The third magnet is located on one side that is of the coil and that is away from the first magnet. The second magnet is connected to a middle frame, and a location of the second magnet and a location of the first magnet are disposed opposite each other.

Abstract: Embodiments disclosed herein represent powder based additive manufacturing processes which provide a microstructure having improved mechanical properties. The methods may include the use of ultrasonic excitation in combination with the active control of a substrate's temperature to provide some level of control over the microstructure and hence the properties.

Abstract: A method and apparatus for generating information are disclosed. An implementation of the method includes: receiving a target text, the target text including an objective and descriptive information of the objective; performing a dependency syntax parsing on the target text to generate a dependency tree of the target text; matching predetermined syntactic structure tree with the dependency tree to obtain at least one triple, a triple including a subject, a predicate, and an object; and determining, based on words contained in a triple among the at least one triple and a predetermined weight of the syntactic structure tree matched to obtain the triple, a target triple among the at least one triple.

Abstract: A physical unclonable functions (PUF) device including a first copper electrode, a second electrode, and a silicon oxide layer positioned directly between the first copper electrode and the second electrode; a method of producing a PUF device; an array comprising a PUF device; and a method of generating a secure key with a plurality of PUF devices.

Abstract: A continuous production device and method for a silane-modified sealing material are provided. The device includes a twin screw extruder set, a cooling unit, and a static mixing unit; where the twin screw extruder set includes at least two twin screw extruders in series, each of which is provided with at least two inlets and at least one vacuum port, the cooling unit is disposed between last two stages of the twin screw extruders, and an outlet of a last-stage twin screw extruder is connected to the static mixing unit.

Abstract: A method and an apparatus for event detection, a device, and a storage medium. An event is formed by acquiring a plurality of texts including a target keyword; extracting phrases independently describing event information from titles of the plurality of texts; and clustering the extracted phrases and gathering texts where phrases belonging to a same cluster are located to form an event. The accuracy of the event detection and the recall rate for an event can be improved through the method provided by embodiments of the present application.

Abstract: Disclosed are methods and compositions for inhibiting IRF4 in T-cells, thereby improving transplant outcomes or treating an autoimmune disease such as a myelination disorder. Thus, disclosed are methods to improve a transplant outcome in a recipient of a transplant comprising inhibiting IRF4 in T-cells of the recipient, thereby improving the transplant outcome. In some embodiments, IRF4 can be inhibited by administering an IRF4 inhibitor (e.g., trametinib or anti-IRF4 siRNA), and/or by adoptive transfer of T-cells having IRF4 inhibition. In some embodiments, the T-cells are CD4+ Tcells, and the infiltration thereof into a transplant can be reduced. Also disclosed are methods of treating a subject with a myelination disorder (e.g., multiple sclerosis or encephalomyelitis) comprising inhibiting IRF4.

Abstract: A method for calibrating a downhole tool may comprise disposing a downhole tool in a borehole, transmitting a signal from a master module disposed on the first device to a module disposed on the second device, transmitting a return signal from the module to the master module, receiving the return signal with the master module, measuring a tone enabled delay for the signal to travel from the master module to the module, and determining a time delay of a return signal to travel from the module to the master module. A well measurement system may comprise a downhole tool. The downhole tool may further comprise a first device and a master module disposed on the first device, wherein the master module may comprise a master transmitter and a master receiver. In examples, the downhole tool may further comprise a second device and a module disposed on the second device.

Abstract: A physical unclonable functions (PUF) device including a first copper electrode, a second electrode, and a silicon oxide layer positioned directly between the first copper electrode and the second electrode; a method of producing a PUF device; an array comprising a PUF device; and a method of generating a secure key with a plurality of PUF devices.

Abstract: Methods to treat cancer in a subject comprising administering to the subject a therapeutically effective amount of T-cells of the subject having increased IRF4 polypeptide expression compared to a control are disclosed. Also disclosed are methods of increasing tumor reactivity of a T-cell by increasing IRF4 polypeptide expression, and methods to predict the likelihood that a subject having cancer will respond therapeutically to administered T-cells having increased IRF4 polypeptide expression. Also disclosed are compositions comprising a T-cell and a viral vector encoding an IRF4 polypeptide. The compositions are methods are useful for treating numerous cancers in which higher level expression of IRF4 in T-cells would be beneficial. In some embodiments, activated tumor specific T-cells having increased IRF4 expression have greater infiltration in tumors and enhanced local immunological responses.

Abstract: A physical unclonable functions (PUF) device including a first copper electrode, a second electrode, and a silicon oxide layer positioned directly between the first copper electrode and the second electrode; a method of producing a PUF device; an array comprising a PUF device; and a method of generating a secure key with a plurality of PUF devices.

Abstract: A method and apparatus for generating information are disclosed. An implementation of the method includes: receiving a target text, the target text including an objective and descriptive information of the objective; performing a dependency syntax parsing on the target text to generate a dependency tree of the target text; matching predetermined syntactic structure tree with the dependency treeto obtain at least one triple, a triple including a subject, a predicate, and an object; and determining, based on words contained in a triple among the at least one triple and a predetermined weight of the syntactic structure tree matched to obtain the triple, a target triple among the at least one triple.