The present invention relates to a carbon nanotube dispersion comprising carbon nanotubes, a dispersant and a dispersion medium, wherein the dispersant comprises a first dispersant and a second dispersant in a weight ratio of 100:10 to 100:90, the first di...

A positive electrode material includes a first positive electrode active material and a second positive electrode active material. The first positive electrode active material has an average particle diameter (D) of 10 μm to 30 μm and the second positive...

A positive electrode active material includes a lithium transition metal oxide and the positive electrode active material comprises cavities in a region within a distance of 0.3R or more from a center of the particle when the distance from the center of th...

The present invention relates to a solid electrolyte that includes sulfide-based solid electrolyte particles; and a buffer layer including LiCOthat is formed on the sulfide-based solid electrolyte particle, wherein, in a near-infrared (NIR) spectrum, an in...

The present disclosure relates to a lithium secondary battery assembled without an anode active material. Since the lithium secondary battery of the present disclosure does not contain an anode active material such as a lithium metal during the assembling ...