Abstract: This application provides an electrode sheet and an electrochemical device. The electrode sheet includes a current collector and a functional coating located on at least one surface of the current collector. The functional coating includes a first coating, a second coating and an active material layer that are sequentially stacked on a surface of the current collector. The first coating includes a conductive agent, a binder and a first functional filler, and the second coating includes a conductive agent, a binder and a second functional filler. A mass ratio of the binder in the first coating to the first coating is a1, a mass ratio of the binder in the second coating to the second coating is a2, and a mass ratio of the binder in the active material layer to the active material layer is a3, and a1>a2>a3.

Abstract: This application provides an electrode sheet and an electrochemical device. The electrode sheet includes a substrate. The substrate includes a current collector and a protective layer provided on a surface of the current collector. An active material layer is further provided on the protective layer. The protective layer includes a non-active material including an inorganic material. The inorganic material has a weight loss rate of a measured by a thermogravimetric analysis, where 0.1%?a?10%, a=(m0?m1)/m0, m0 is a mass of the inorganic material before the thermogravimetric analysis, and m1 is a mass of the inorganic material after the thermogravimetric analysis. The mass after the thermogravimetric analysis is a mass of the inorganic material when its temperature is raised from 25±5° C. to 900±20° C. at a heating rate of 20±2° C./min under an inert atmosphere.

Abstract: Disclosed are a battery and an electronic device, where the battery includes a first electrode plate, a second electrode plate, a control unit, and a first tab and a second tab that are connected to the first electrode plate, and the first electrode plate and the second electrode plate have opposite polarities. The control unit includes a heating control circuit, and in a case that the battery is connected to an external power supply, the heating control circuit is configured to: when a battery temperature of the battery is less than a first temperature threshold, conduct the first tab, the first electrode plate, and the second tab to heat the battery. A charging speed of the battery at a low temperature may be improved, and lithium deposition and capacity fading of the battery may be slowed down.

Abstract: The present disclosure provides an organic compound, an organic electroluminescent device and an electronic apparatus including the same, and belongs to the field of organic electroluminescence. The organic compound of the present disclosure has a structure represented by a formula 1, and when the organic compound is applied to an organic electroluminescent device, the performance of the organic electroluminescent device can be significantly improved.

Abstract: The present disclosure belongs to the technical field of organic materials and relates to an organic compound, and an electronic element and electronic device using the same. The organic compound has the structure represented by the following Formula I. The organic compound of the present disclosure can improve the performance of the electronic element.

Abstract: The present disclosure provides an organic electroluminescent device and an electronic apparatus. The organic electroluminescent device includes a cathode, an anode, and an organic layer. The organic layer includes an organic luminescent layer including a first compound and a second compound; the first compound is selected from compounds represented by a formula 1; and the second compound is selected from compounds represented by a formula 2.

Abstract: The present disclosure provides a nitrogen-containing compound, and an organic electroluminescent device and an electronic device including the same, and belongs to the field of organic electroluminescence. A transport group in the nitrogen-containing compound of the present disclosure has an overlapping spatial positional relationship, which can improve the carrier transport properties, and when the material is applied to an organic electroluminescent device, the performance of the organic electroluminescent device can be significantly improved.

Abstract: The present disclosure provides a nitrogen-containing compound, and an organic electroluminescent device and an electronic device including the same, and belongs to the field of organic electroluminescence. A transport group in the nitrogen-containing compound of the present disclosure has an overlapping spatial positional relationship, which can improve the carrier transport properties, and when the material is applied to an organic electroluminescent device, the performance of the organic electroluminescent device can be significantly improved.

Abstract: The present disclosure belongs to the technical field of organic materials, and provides a nitrogen-containing compound, an organic electroluminescent device, and an electronic apparatus.

Abstract: The present disclosure belongs to the technical field of organic materials and relates to an organic compound, and an electronic element and electronic device using the same. The organic compound has the structure represented by the following Formula I. The organic compound of the present disclosure can improve the performance of the electronic element.

Abstract: The present disclosure provides a nitrogen-containing compound, an electronic element, and an electronic device, and belongs to the technical field of organic materials. In the nitrogen-containing compound, 1-adamantyl and a cyano group are connected on a nitrogen-containing heteroaryl core structure by a linking group, so that the molecule has a high dipole moment as a whole, organic materials with a high electron mobility can be obtained, and the electron transport properties of the electronic element can be improved, and when the nitrogen-containing compound is used as an electron transport layer of an organic electroluminescent device, the luminous efficiency and service life of the device can be improved, and the operating voltage can be reduced.

Abstract: The present disclosure provides an organic compound, an organic electroluminescent device and an electronic apparatus including the same, and belongs to the field of organic electroluminescence. The organic compound of the present disclosure has a structure represented by a formula 1, and when the organic compound is applied to an organic electroluminescent device, the performance of the organic electroluminescent device can be significantly improved.

Abstract: The present disclosure provides a composition for an organic optoelectronic device, an electronic component comprising the same, and an electronic device, belonging to the technical field of organic electroluminescence.

Abstract: The present disclosure provides a nitrogen-containing compound, an electronic element, and an electronic device, and belongs to the technical field of organic materials. In the nitrogen-containing compound, 1-adamantyl and a cyano group are connected on a nitrogen-containing heteroaryl core structure by a linking group, so that the molecule has a high dipole moment as a whole, organic materials with a high electron mobility can be obtained, and the electron transport properties of the electronic element can be improved, and when the nitrogen-containing compound is used as an electron transport layer of an organic electroluminescent device, the luminous efficiency and service life of the device can be improved, and the operating voltage can be reduced.

Abstract: The present disclosure provides a nitrogen-containing compound, and an electronic component and an electronic device including the same, and belongs to the technical field of organic electroluminescence. The nitrogen-containing compound provided by the present disclosure has polycyclic conjugation properties, the compound has a core structure of fused indolocarbazole. The bond energy between the atoms is high, thus the compound has a good thermal stability, and facilitates solid state accumulation between the molecules. The electroluminescence device with the compound as a luminescent layer material has a long service life. According to the nitrogen-containing compound provided by the present disclosure with an indolocarbazole structure connecting with a nitrogen-containing group (triazine, pyridine and pyrimidine) and a benzoxazole or benzothiazole group respectively has a high dipole moment, thereby improving the polarity of the material.

Abstract: The present disclosure provides a nitrogen-containing compound, and an electronic component and an electronic device including the same, and belongs to the technical field of organic electroluminescence. The nitrogen-containing compound provided by the present disclosure has polycyclic conjugation properties, the compound has a core structure of fused indolocarbazole. The bond energy between the atoms is high, thus the compound has a good thermal stability, and facilitates solid state accumulation between the molecules. The electroluminescence device with the compound as a luminescent layer material has a long service life. According to the nitrogen-containing compound provided by the present disclosure with an indolocarbazole structure connecting with a nitrogen-containing group (triazine, pyridine and pyrimidine) and a benzoxazole or benzothiazole group respectively has a high dipole moment, thereby improving the polarity of the material.

Abstract: The present disclosure provides an organic compound and an electronic device containing the organic compound, which relates to the technical field of organic materials. The structure of the organic compound is as shown in the following Chemical formula (1), where Y has a structure as shown in the following formula (2) or (3). The organic compound is used in, for example, an electronic device of an organic electroluminescent device, and can improve the lifetime property and deficiency property, electrochemical stability and thermal stability, and reduce the driving voltage of the organic electroluminescent device.

Abstract: Provided in the present disclosure is an organic compound, which relates to the technical field of organic materials. In the compound of the present disclosure, an electron-deficient nitrogen-containing heteroaryl and cyano are linked to adamantly, so that the LUMO energy level is deepened, thereby electron mobility is further improved. Further provided in the present disclosure are an electronic component and electronic apparatus comprising the described organic compound. The organic compound can improve the electron transport performance of electronic components. When used as an electron transport layer of an organic light-emitting electroluminescent device, the compound can improve the luminous efficiency and service life of the device and reduce the working voltage.

Abstract: Provided in the present disclosure is an organic compound, which relates to the technical field of organic materials. In the compound of the present disclosure, an electron-deficient nitrogen-containing heteroaryl and cyano are linked to adamantly, so that the LUMO energy level is deepened, thereby electron mobility is further improved. Further provided in the present disclosure are an electronic component and electronic apparatus comprising the described organic compound. The organic compound can improve the electron transport performance of electronic components. When used as an electron transport layer of an organic light-emitting electroluminescent device, the compound can improve the luminous efficiency and service life of the device and reduce the working voltage.

Abstract: The present disclosure provides an organic compound and an electronic device containing the organic compound, which relates to the technical field of organic materials. The structure of the organic compound is as shown in the following Chemical formula (1), where Y has a structure as shown in the following formula (2) or (3). The organic compound is used in, for example, an electronic device of an organic electroluminescent device, and can improve the lifetime property and deficiency property, electrochemical stability and thermal stability, and reduce the driving voltage of the organic electroluminescent device.