A negative electrode and a rechargeable lithium battery including the negative electrode are provided. The negative electrode includes a negative electrode current collector and a negative electrode active material layer, wherein the negative electrode active material layer includes a…
An interlayer including a silver-free nanocomposite, a matrix, and a binder, a method of making the interlayer, and a lithium metal battery (LMB) including the interlayer are provided. The nanocomposite includes nanoparticles and a carbonaceous material, the nanoparticles include metals…
Disclosed herein are composite current collectors as well as methods of making and using thereof.
The present disclosure relates to an electrode for a rechargeable lithium battery, and a preparing method thereof. An electrode includes an electrode current collector, and an electrode active material layer on the electrode current collector. The electrode active material layer includes an active…
The present disclosure relates to a positive electrode slurry for a rechargeable lithium battery, a positive electrode for a rechargeable lithium battery, and a rechargeable lithium battery including the positive electrode. The positive slurry for a rechargeable lithium battery includes a positive…
A secondary battery, a battery module, a battery pack, and an electrical device are provided. The secondary battery includes a negative electrode plate, a positive electrode plate, and a separator located between the negative electrode plate and the positive electrode plate. The negative electrode…
A dry negative electrode plate for a rechargeable lithium battery and a rechargeable lithium battery including the same are disclosed. A dry negative electrode plate for a rechargeable lithium battery includes a negative electrode active material and a binder, and the negative electrode active…
A negative electrode plate for a rechargeable lithium battery may include a negative electrode active material, which may include a first, second, and a third negative electrode active material. The first negative electrode active material may include natural graphite and a coating layer. The…
A cathode slurry for a lithium secondary battery according to exemplary embodiments may include a cathode active material including lithium metal oxide particles, a binder, a dispersion medium, and at least one of a multivalent carboxylic acid compound and a salt of the multivalent carboxylic acid…
A negative electrode current collector for a lithium metal battery. The negative electrode current collector includes a metal current collector substrate and a coating layer. The coating layer is formed on at least one surface of the metal current collector substrate. The coating layer includes a…
A battery includes a unit cell including: an electrode current collector; an electrode active material layer; a solid electrolyte layer; a counter electrode active material layer; and a counter electrode current collector. A first region not covered with the electrode active material layer is…
A positive electrode active material for an all-solid-state battery, a positive electrode, and an all-solid-state battery including the same. The positive electrode active material includes a particle layer coated with lithium titanium oxide particles on its surface, wherein the particle layer…
Disclosed are cathode active material (CAM) coated with a lithium carbonate doped with lithium borate with a formula of LiCBOwherein 0
The present disclosure provides a solid-state electrolyte material and a preparation method thereof, a cathode active material and a preparation method thereof, a cathode plate, a battery, and an electrical device, which are related to the field of battery technologies. The solid-state electrolyte…
A sulfide solid electrolyte powder includes a crystal phase. A value represented by [(strain value−0.001)/specific surface area (m/g)]×100 is 0.010 to 0.070, and the crystal phase comprises an argyrodite crystal structure. The sulfide solid electrolyte powder may further include an amorphous phase…
A coated active material includes a positive electrode active material and a coating layer including a first solid electrolyte and coating at least a portion of a surface of the positive electrode active material. The first solid electrolyte contains Li, Ti, M, and X, the M is at least one selected…
The present invention relates to a solid composite cathode material comprising a ceramic oxide electrolyte material and a lithium electrode material. It was found that the addition of lithium halide to the selected electrolyte and cathode materials strongly enhances the electrochemical performance.
Coated cathode active materials include a cathode active material that is coated by a hydroxide-containing material, such as a metal hydroxide. The coated cathode active materials may be incorporated into electrochemical cells, including solid-state batteries. Electrochemical cells including the…
The present invention relates to the technical field of lithium-ion batteries, and particularly provides a positive electrode sheet and a preparation method therefor, and a lithium-ion battery comprising the positive electrode sheet. The positive electrode sheet comprises a positive electrode…
An electrochemical device includes a negative electrode plate. The negative electrode plate includes a negative electrode current collector, a first negative electrode active material layer, and a second negative electrode active material layer, and the first negative electrode active material…
A safety coating and use thereof, an electrode sheet, and a lithium-ion battery are disclosed, which relates to the technical field of secondary battery materials. By limiting the particle size of the inorganic filler, a well-graded distribution of large and small particles is achieved, resulting…
A positive electrode material and a preparation method thereof, and a lithium-ion battery. The positive electrode material includes a core, an oxygen-absorbing layer, and a passivation layer in sequence from inside to outside; the core includes an oxide composed of Ni, Li, a metal element M, and a…
Disclosed herein is an electrode, comprising a first layer, a second layer, and a third layer, wherein: each of the first layer, the second layer, and the third layer comprises electrode-active material, solid electrolyte, and a carbon material; the first layer is coupled to the second layer; the…
A negative electrode material for secondary battery use includes silicon-containing particles and coating layers covering at least part of the surfaces of the silicon-containing particles. The silicon-containing particles each include an ion conductive phase and silicon phases dispersed in the ion…
A negative electrode plate, a secondary battery, and an electrical apparatus are described. The negative electrode plate includes a current collector and a negative electrode film layer, where the negative electrode film layer includes a first film layer, provided on one side or both sides of the…
The present application provides a lithium supplement, which includes a sulfide composite material including a first sulfide and a second sulfide doped in the first sulfide. The first sulfide includes lithium sulfide. The second sulfide is selected from a metal sulfide other than lithium sulfide…
Methods for coating electrodes, particularly anodes, more particularly lithium anodes in batteries. The coating material obtained by the methods, involves the ring-opening polymerization of dioxolane (DOL) monomers in presence of suitable polymerization initiators, crosslinkers and optional further…
In a non-aqueous electrolyte secondary battery according to the present disclosure, a positive electrode comprises a lithium-containing composite oxide, and a sulfonic acid compound, and a negative electrode mixture layer of a negative electrode includes first graphite particles having an internal…
The present invention provides, as a composition for electrode formation having improved storage stability and higher solid content concentration, while suppressing thickening and gelation by a simple method, a composition for electrode formation, the composition containing a stabilization…
This invention relates to the strategy of synergizing mechanical and chemical regulations to prohibit dendrite growth on metal electrode surfaces. High-hardness materials are selected and modified to present amorphous-crystalline heterostructures. Enhanced interactions between metal ions and…