Abstract: A thin film transistor includes a gate, a gate insulating layer, an active layer, an ionized amorphous silicon layer, a source and a drain. The gate insulating layer covers the gate. The active layer is disposed on a side of the gate insulating layer away from the gate. The ionized amorphous silicon layer is disposed on a side of the active layer away from the gate, and the ionized amorphous silicon layer is in contact with the gate insulating layer. The source and the drain are disposed on a side of the ionized amorphous silicon layer away from the gate insulating layer, and the source and the drain are coupled to the active layer through the ionized amorphous silicon layer.

Abstract: Provided is a thermostatic valve including a first valve body, a second valve body, a third valve body, a first thermal actuator, a second thermal actuator, a valve core, a first valve port, a second valve port and a third valve port. The first valve body includes a second cavity and a third cavity. The second thermal actuator is sealedly fixed in the first valve body to isolate the second cavity from the third cavity. At least a part of the valve core is located in the second cavity. The valve core is connected to, or is integrated with, or abuts against a second valve stem of the second thermal actuator. The second thermal actuator is configured to act in response to a change in temperature of a fluid in the third cavity. The valve core is configured to open the second valve port or the third valve port in response to an action of the second valve stem.

Abstract: The invention provides a continuous preparation method of 2,3,3,3-tetrafluoropropene, comprising the following steps: carrying out liquid-phase catalytic telomerization reaction on ethylene and carbon tetrachloride serving as initial raw materials in the presence of a composite catalyst to obtain a reaction product; performing two-stage membrane separation and purification on the reaction product, and then sequentially performing a primary high-temperature cracking reaction, a gas-phase chlorination reaction, a secondary high-temperature cracking reaction, a primary gas-phase catalytic fluorination reaction and a secondary gas-phase catalytic fluorination reaction to obtain a reaction product; condensing and rectifying the secondary gas-phase catalytic fluorination reaction product to obtain the 2,3,3,3-tetrafluoropropene product.

Abstract: A photosensor includes a base substrate; an insulating layer on the base substrate; and a photodiode including a semiconductor junction on a side of the insulating layer away from the base substrate. The semiconductor junction includes a first polarity semiconductor layer, an intrinsic semiconductor layer, and a second polarity semiconductor layer, stacked on the insulating layer. The second polarity semiconductor layer encapsulates a lateral surface of the intrinsic semiconductor layer.

Abstract: The present invention discloses a type-G crystal form of fenolamine, a preparation method thereof, and a composition and use thereof. In particular, disclosed is a type-G crystal form of the fenolamine compound (chemical name: trans-2-(2,5-dimethoxyphenyl)-3-(4-hydroxy-3-methoxyphenyl)-N-(4-hydroxyphenylethyl)acrylamide, a preparation method thereof, and a composition and use thereof. Specifically, the present invention discloses the presence of a solid of a type-G fenolamine crystal form in solid state; a method for preparing the solid of type-G crystal form; and use of the solid of the type-G fenolamine crystal form as a pharmaceutical active ingredient in the manufacture of a medicament for prevention and treatment of Parkinson's disease (PD), improvement of learning and memory disorder, and treatment of memory loss and Alzheimer's disease (AD).

Abstract: The disclosure relates to a system and method for image reconstruction. The method may include the steps of: obtaining raw data corresponding to radiation rays within a volume, determining a radiation ray passing a plurality of voxels, grouping the voxels into a plurality of subsets such that at least some subset of voxels are sequentially loaded into a memory, and performing a calculation relating to the sequentially loaded voxels. The radiation ray may be determined based on the raw data. The calculation may be performed by a plurality of processing threads in a parallel hardware architecture. A processing thread may correspond to a subset of voxels.

Abstract: Provided is a thermostatic valve including a first valve body, a second valve body, a third valve body, a first thermal actuator, a second thermal actuator, a valve core, a first valve port, a second valve port and a third valve port. The first valve body includes a second cavity and a third cavity. The second thermal actuator is sealedly fixed in the first valve body to isolate the second cavity from the third cavity. At least a part of the valve core is located in the second cavity. The valve core is connected to, or is integrated with, or abuts against a second valve stem of the second thermal actuator. The second thermal actuator is configured to act in response to a change in temperature of a fluid in the third cavity. The valve core is configured to open the second valve port or the third valve port in response to an action of the second valve stem.

Abstract: The present disclosure relates to a photodiode, a method for preparing the same, and an electronic device. The photodiode includes: a first electrode layer and a semiconductor structure that are stacked, a surface of the semiconductor structure away from the first electrode layer having a first concave-convex structure; and a second electrode layer arranged on a surface of the semiconductor structure away from the first electrode layer, a surface of the second electrode layer away from the first electrode layer having a second concave-convex structure.

Abstract: The present invention discloses a type-B crystal form of fenolamine, a preparation method thereof, and a composition and use thereof, more particularly a type-B crystal form of the fenolamine compound (chemical name: trans-2-(2,5-dimethoxyphenyl)-3-(4-hydroxy-3-methoxyphenyl)-N-(4-hydroxyphenylethyl)acrylamide, a preparation method thereof, and a composition and use thereof. Specifically, the present invention discloses the presence of a solid of a type-B fenolamine crystal form in solid state; a method for preparing the solid of type-B crystal form; and use of the solid of the type-B fenolamine crystal form as a pharmaceutical active ingredient in the manufacture of a medicament for prevention and treatment of Parkinson's disease (PD), improvement of learning and memory disorder, and treatment of memory loss and Alzheimer's disease (AD).

Abstract: The application provides a fresh air purification window for preventing haze. A ventilation device is provided with an upper layer and a lower layer and partitioned by a transverse middle-layer partition plate, an exhaust fan is mounted in the upper layer, an air feeder is mounted in the lower layer, an air inlet grille is formed on the upper layer through front-layer glass, and a half-closed space with an air cavity unidirectionally provided with an exhaust opening is formed by the upper layer, upper-layer glass, a middle-layer separation partition plate and air cavity one-sided glass. The fresh air purification window has the effects of lowering the shielding light ray of the current purification window and enabling the current purification window to be compact in structure.

Abstract: The disclosure relates to a system and method for image reconstruction. The method may include the steps of: obtaining raw data corresponding to radiation rays within a volume, determining a radiation ray passing a plurality of voxels, grouping the voxels into a plurality of subsets such that at least some subset of voxels are sequentially loaded into a memory, and performing a calculation relating to the sequentially loaded voxels. The radiation ray may be determined based on the raw data. The calculation may be performed by a plurality of processing threads in a parallel hardware architecture. A processing thread may correspond to a subset of voxels.

Abstract: A photosensor includes a base substrate; an insulating layer on the base substrate; and a photodiode including a semiconductor junction on a side of the insulating layer away from the base substrate. The semiconductor junction includes a first polarity semiconductor layer, an intrinsic semiconductor layer, and a second polarity semiconductor layer, stacked on the insulating layer. The second polarity semiconductor layer encapsulates a lateral surface of the intrinsic semiconductor layer.

Abstract: The present invention discloses a type-B crystal form of fenolamine, a preparation method thereof, and a composition and use thereof, more particularly a type-B crystal form of the fenolamine compound (chemical name: trans-2-(2,5-dimethoxyphenyl)-3-(4-hydroxy-3-methoxyphenyl)-N-(4-hydroxyphenylethyl)acrylamide, a preparation method thereof, and a composition and use thereof. Specifically, the present invention discloses the presence of a solid of a type-B fenolamine crystal form in solid state; a method for preparing the solid of type-B crystal form; and use of the solid of the type-B fenolamine crystal form as a pharmaceutical active ingredient in the manufacture of a medicament for prevention and treatment of Parkinson's disease (PD), improvement of learning and memory disorder, and treatment of memory loss and Alzheimer's disease (AD).

Abstract: A thermostatic valve includes a valve body with a cavity provided therein, an end cover assembly, and a thermal actuator and at least one spring that are mounted in the cavity. The valve body is provided with at least three ports including a first port, a second port and a third port. The thermal actuator includes a valve rod and a main body. The spring includes a first spring. The cavity includes a first cavity and a second cavity, and the second cavity is away from the end cover assembly. The first port is in communication with the first cavity, and the third port is in communication with the second cavity. The first spring is partially or completely located in the second cavity. The thermostatic valve further includes a guide fitting part. The thermostatic valve has a simple structure, and the operation thereof is more stable and reliable.

Abstract: The present disclosure provides a display substrate, a fabricating method thereof, and a display device. The method includes forming a light shielding layer on a surface of a base substrate, and forming a plurality of thin film transistors on a side of the light shielding layer away from the base substrate. Forming a plurality of thin film transistors on a side of the light shielding layer away from the base substrate includes forming a semiconductor layer at a position where an active layer is to be formed in each of the plurality of thin film transistors, generating heat using the light shielding layer, and utilizing the heat to crystallize the semiconductor layer.

Abstract: Embodiments of the present disclosure provide a voltage collection circuit and a circuit control method. The voltage collection circuit includes a battery monitoring chip, n switch units, and a controller. The battery monitoring chip is connected to a battery module including k battery cells, a battery cell CELL(i) is any one of the k battery cells. A switch unit Ji is connected in parallel to the battery cell CELL(i), a switch unit Js is connected in parallel to voltage collection channels Cs and C(s?1). The battery monitoring chip is configured to collect voltages of the k battery cells by using n+1 voltage collection channels. The controller is connected to the battery monitoring chip and control ends of the n switch units and configured to control working statuses of the n switch units according to the voltages collected by using the n+1 voltage collection channels.

Abstract: Disclosed are an IoT system and a monitoring method for monitoring association between indoor environment and health of elderly people. Such IoT system comprises an environmental and health parameter monitoring system and an IoT data association platform, the monitoring system performs data transmission with the IoT data association platform by a GPRS wireless communication module and a data receiving API interface. The monitoring system is combined with the IoT data association platform. The IoT system has a small physical volume and can be fixed to the periphery of the human body by wearing. The constructed IoT environment and health association data platform can remotely and online monitor change of the temperature and humidity and particle concentration in the environment where elderly people are located, and remotely and online monitor the blood pressure and heart rate of elderly people. The health risks can be predicted in real time by input environmental data.

Abstract: The application provides a fresh air purification window for preventing haze. A ventilation device is provided with an upper layer and a lower layer and partitioned by a transverse middle-layer partition plate, an exhaust fan is mounted in the upper layer, an air feeder is mounted in the lower layer, an air inlet grille is formed on the upper layer through front-layer glass, and a half-closed space with an air cavity unidirectionally provided with an exhaust opening is formed by the upper layer, upper-layer glass, a middle-layer separation partition plate and air cavity one-sided glass. The fresh air purification window has the effects of lowering the shielding light ray of the current purification window and enabling the current purification window to be compact in structure.

Abstract: A multifunctional air purifying device for removing indoor pollution by a thermal decomposition method comprises an air treatment unit and an air collection heater. The air collection heater is provided with an infrared lamp tube and an ultraviolet lamp tube. An annular water tank is arranged on an inner side of the upper part of the air treatment unit. A filter screen runs through the annular water tank and is connected with an air cap, and a fan is provided at a joint between the filter screen and the air cap. The filter screen includes an early effect filter screen, a HEPA filter screen, an activated carbon filter screen and a cold catalyst filter arranged in that order from a bottom to a top. A humidifier connects the annular sink and a nozzle located at an exhaust port.

Abstract: The present invention discloses a type-G crystal form of fenolamine, a preparation method thereof, and a composition and use thereof. In particular, disclosed is a type-G crystal form of the fenolamine compound (chemical name: trans-2-(2,5-dimethoxyphenyl)-3-(4-hydroxy-3-methoxyphenyl)-N-(4-hydroxyphenylethyl)acrylamide, a preparation method thereof, and a composition and use thereof. Specifically, the present invention discloses the presence of a solid of a type-G fenolamine crystal form in solid state; a method for preparing the solid of type-G crystal form; and use of the solid of the type-G fenolamine crystal form as a pharmaceutical active ingredient in the manufacture of a medicament for prevention and treatment of Parkinson's disease (PD), improvement of learning and memory disorder, and treatment of memory loss and Alzheimer's disease (AD).