The present invention relates to Ni-rich Li-rich positive electrode active material doped with high-valence transition metal ions, such as Mo, exhibiting high capacity and excellent cycling stability.
A positive electrode includes a current collector and a positive electrode active material layer on the current collector, the positive electrode active material layer comprising (a) a first positive electrode active material that comprises lithium-nickel-based composite oxide and has a bare form…
The present application discloses a positive electrode active material and a preparation method thereof, a positive electrode plate, a lithium-ion secondary battery and a battery module, a battery pack and an apparatus related thereto. The positive electrode active material includes a lithium…
A method for forming an electrode active material comprising mixing a lithium source and an active material precursor utilizing homogenization and sintering processes, and products thereof, are disclosed. Such a method utilizing large lithium source particles removes the need for milling lithium…
Provided are methods of preparing an electrochemically active cathode material including the steps of (a) combining an alkali metal-containing layered nickel oxide having a formula A1-aNi1+aO2, wherein A comprises an alkali metal and 0 < a ≤ 0.2, with an oxidant comprising a peroxydisulfate salt…
The present invention relates to a positive electrode active material and a lithium secondary battery including the same, and more particularly, to a bimodal-type positive electrode active material including a first lithium composite oxide as a small particle and a second lithium composite oxide as…
The present disclosure relates to the technical field of sodium-ion batteries, in particular to a sodium ion battery cathode material, a preparation method thereof, and a sodium ion battery, in an XRD spectrogram of the cathode material, the characteristic diffraction peak A of (003) crystal plane…
A positive electrode material, a preparation method therefor, and an application thereof are disclosed. The cathode material is composed of secondary particles agglomerated by primary particles; wherein individual secondary particle contains an inner core structure, a middle layer, and a shell…
A positive electrode material, a preparation method therefor, and an application thereof are disclosed. The cathode material is composed of secondary particles agglomerated by primary particles; wherein individual secondary particle contains an inner core structure, a middle layer, and a shell…
Provided is a lithium composite oxide having a uniform and suitable particle size and high specific surface area due to a hollow structure that can be produced on an industrial scale. A nickel composite hydroxide as a raw material thereof is obtained controlling the particle size distribution of…
The present invention relates to a cathode active material precursor particle, a method for producing thereof and a method for producing cathode active material for a lithium secondary battery. The cathode active material precursor particle of the present invention is a cathode active material…
The present invention provides a positive electrode active material for lithium ion batteries having satisfactory battery characteristics. The positive electrode active material for lithium ion batteries, is represented by the following composition formula: €ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒLi (Li x Ni 1-x-y M y )O…
The present invention provides a positive electrode active material for lithium ion battery which attains a lithium ion battery having high safety. The positive electrode active material has a layer structure for a lithium ion battery, in which the positive electrode active material is represented…
The present invention provides a positive electrode active material for a lithium ion battery having good battery performance can be provided. The positive electrode active material for a lithium ion battery is represented by; Compositional formula: Li x Ni 1-y M y O 2+± wherein M is one or more…
The present invention provides a positive electrode active material for lithium ion battery which attains a lithium ion battery having high safety. The positive electrode active material has a layer structure for a lithium ion battery, in which the positive electrode active material is represented…
Disclosed is a positive electrode active material that provides an improved capacity density. Specifically disclosed is a positive electrode active material for a lithium ion battery with a layered structure represented by Li x Ni y M 1-y )O z (wherein M represents at least one element selected…
An object of the present invention is to provide a lithium secondary battery which has improved capacity, durability, and rate characteristic as compared with conventional lithium secondary batteries. A plate-like particle or a film for a lithium secondary battery cathode active material is…
An active material for positive electrode for a non-aqueous electrolyte secondary battery comprises a lithium-metal composite oxide that is expressed by the general formula of Lix (Ni1-yCoy)1-zMzO2 (where 0.98
A method of manufacturing a non-aqueous electrolyte secondary battery is provided wherein the positive electrode is made from a lithium-metal composite oxide represented by the general formula Li(Ni, Co)MO(0.98 ≤ x ≤ 1.10, 0.05 ≤ y ≤ 0.4, 0.01 ≤ z ≤ 0.2, in which M represents at least one element…
A lithium-nickel complex oxide material for active material for positive electrode of a lithium secondary battery is provided and expressed by the general formula Lix(Ni1-yCoy)1-zMzO2 (where, 0.98
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