Abstract: A cathode active material includes a plurality of cathode active compound particles and a coating disposed over each of the cathode active compound particles. The coating includes a lithium (Li)-ion conducting oxide containing lanthanum (La) and titanium (Ti).

Abstract: Cathode active materials are provided. The cathode active material can include a plurality of cathode active compound particles. A coating is disposed over each of the cathode active compound particles. The coating can include at least one of ZrO2, La2O3, a mixture of Al2O3 and ZrO2 or a mixture of Al2O3 and La2O3. The battery cells that include the cathode active material are also provided.

Abstract: A pressure sensor has a housing, an air lead-in hole, a pressure lead-in hole, an inner cavity, a sensor chip, a lead frame and a cover plate. One end of the air lead-in hole is in communication with the inner cavity of the housing, and the other end of the air lead-in hole is in communication with the air; the pressure lead-in hole is perpendicularly disposed at the center of the upper surface of the housing, two steps are disposed on the upper surface of the inner cavity, and a horizontal surface-mounted device surface is disposed on each of the steps. The center of the sensor chip is aligned with the centers of the pressure lead-in hole, and the lower end of the pressure lead-in holes are in communication with the cavity of the sensor chip.

Abstract: The present invention discloses a voltage detection and determination circuit and a power battery system having the same. The circuit includes: a detection processing module, connected to a voltage sampling end and configured to output a first detection voltage based on a voltage sampled by the voltage sampling end; a detection similarity processing module, configured to imitate the detection processing module, to generate a reference voltage corresponding to the first detection voltage; a current source module, configured to provide a bias current to the detection processing module and the detection similarity processing module; and a comparison processing module, configured to perform comparison processing on the first detection voltage and the reference voltage, to output a voltage detection signal. The circuit uses the detection similarity processing module to imitate the detection processing module, to generate reference voltage, does not need a reference voltage, and has a simple circuit structure.

Abstract: Compounds, powders, and cathode active materials that can be used in lithium ion batteries are described herein. Methods of making such compounds, powders, and cathode active materials are described.

Abstract: Compounds, powders, and cathode active materials that can be used in lithium ion batteries are described herein. Methods of making such compounds, powders, and cathode active materials are described.

Abstract: Compounds, powders, and cathode active materials that can be used in lithium ion batteries are described herein. Methods of making such compounds, powders, and cathode active materials are described.

Abstract: A compound represented by Li?Co(1-x-2y)Mex(M1M2)yO?, (Formula (I)) wherein Me, is one or more of Li, Mg, Al, Ca, Ti, Zr, V, Cr, Mn, Fe, Ni, Cu, Zn, Ru and Sn, and wherein 0?x?0.3, 0<y?0.4, 0.95???1.4, and 1.90???2.10 is disclosed. Further, particles including such compounds are described.

Abstract: Compounds, powders, and cathode active materials that can be used in lithium ion batteries are described herein. Methods of making such compounds, powders, and cathode active materials are described.

Abstract: Compounds, powders, and cathode active materials that can be used in lithium ion batteries are described herein. Methods of making such compounds, powders, and cathode active materials are described.

Abstract: Compounds, powders, and cathode active materials that can be used in lithium ion batteries are described herein. Methods of making such compounds, powders, and cathode active materials are described.

Abstract: A lithium-air battery cathode catalyst includes core-shell nanoparticles on a carbon support, wherein: a core of the core-shell nanoparticles is platinum metal; and a shell of the core-shell nanoparticles is copper metal; wherein: the core-shell nanoparticles have a weight ratio of the copper metal to the platinum metal from about 4% to about 6% copper to from about 2% to about 12% platinum, with a remaining percentage being the carbon support.

Abstract: A compound represented by Li?Co(1-x-2y)Mex(M1M2)yO?, (Formula (I)) wherein Me, is one or more of Li, Mg, Al, Ca, Ti, Zr, V, Cr, Mn, Fe, Ni, Cu, Zn, Ru and Sn, and wherein 0?x?0.3, 0<y?0.4, 0.95???1.4, and 1.90???2.10 is disclosed. Further, particles including such compounds are described.

Abstract: Compounds, powders, and cathode active materials that can be used in lithium ion batteries are described herein. Methods of making such compounds, powders, and cathode active materials are described.

Abstract: Devices and methods for forming a device are disclosed. A transistor is formed on the substrate. The transistor includes a gate, a source and a drain. An insulation layer is formed on the substrate. The insulation layer is partially disposed on the gate and a sidewall of the gate. The drain is offset from the gate by the insulation layer. An overlayer is formed on the substrate covering the transistor and insulation layer. A field plate in the form of a field plate contact is formed in the overlayer. The field plate contact is disposed on and coupled to the insulation layer for mitigating the formation of electric field adjacent to drain side of the gate.

Abstract: A method for treating the lower extremity varicose vein combined ultrasonic wave and microwave is provided. The method includes steps of firstly finding the diseased vein by the ultrasonic imaging equipment; and then directly effecting the microwave treatment catheter/needle on the diseased vein; by the concentric thermal coagulation release effect of the microwave to the tissue, instantly generating high temperature with the certain penetration range in a small range for tissue coagulation; and then gradually making the vascular fibrosis; finally making the completely atresia, thus achieving the therapeutic aim. The present invention uses the ultrasonic imaging microwave treatment technique to treat the lower extremity varicose vein disease.

Abstract: A protective device and a protective system for a battery assembly are provided. The battery assembly comprises N cells, and the protective device includes: a constant current source module comprising M (1<M?N) first constant current sources connected in parallel with M cells in the N cells respectively, and configured to generate an output current according to a voltage of the connected cell; a voltage sampling module including N voltage sampling units connected in parallel with the N cells respectively and configured to output a sampling voltage; a determining module connected with the voltage sampling module and configured to generate a first disconnection signal when the sampling voltage output from any voltage sampling unit reaches a predetermined value; and a protective control module, connected with the determining module and configured to control the battery assembly to turn off according to the first disconnection signal.

Abstract: An improved structure of an electrical connector generally includes a shielding enclosure, at least one insulation body, an upper transmission conductor assembly, and a lower transmission conductor assembly. The upper and lower transmission conductor assemblies include an upper grounding terminal assembly, an upper power terminal assembly, a lower grounding terminal assembly, and a lower power terminal assembly, of which each terminal assembly defines a soldering section, an extension section, and a contact section. The soldering section has a width from 0.35 mm to 0.45 mm and a thickness from 0.15 mm to 0.25 mm. The extension section has a width from 0.35 mm to 0.45 mm and a thickness from 0.15 mm to 0.25 mm. The contact section has a width from 0.195 mm to 0.295 mm and a thickness from 0.15 mm to 0.25 mm. With such an arrangement, electrical current loading of the terminals can be effectively increased to meet the need for a large current without increasing noise interference.

Abstract: Disclosed is an improved structure of an electrical connector, which includes an upper transmission conductor assembly including an upper grounding terminal assembly and an upper power terminal assembly; and a lower transmission conductor assembly including a lower grounding terminal assembly and a lower power terminal assembly, each of which defines soldering sections, extension sections, and contact sections. The soldering sections have a width between 0.35 mm and 0.45 mm and a thickness between 0.1 mm and 0.2 mm. The extension sections have a width between 0.35 mm and 0.45 mm and a thickness between 0.1 mm and 0.2 mm. The contact sections have a width between 0.285 mm and 0.295 mm and a thickness between 0.1 mm and 0.2 mm. As such, a need for supply of a large electrical current can be satisfied and noise interference can be prevented.

Abstract: Compounds, powders, and cathode active materials that can be used in lithium ion batteries are described herein. Methods of making such compounds, powders, and cathode active materials are described.