LiNi0.5Co0.2Mn0.3O2 (NCM523, Polycrystalline) Powder for Li-Ion Battery Cathode, 100-500 g/bottle, CLIBCNCM523

NCM523 has a 2D layered crystal structure that allows lithium ions to be inserted and removed efficiently. NCM523 is best understood as the "balanced" or "mainstream" option within the NMC family. It sits in a sweet spot, balancing the trade-offs between the older, more stable NCM111 and the newer, higher-energy NCM811.

Each element in NCM523 play different roles in battery function: (1) Nickel (50%): This is the main driver for high capacity and energy density. More nickel means more energy. (2) Cobalt (20%): Acts as a structural stabilizer. It helps hold the layers together, allowing for fast charging (high rate) and a long cycle life. (3) Manganese (30%): This is the safety component. Manganese significantly improves thermal stability, making the material less likely to overheat or enter thermal runaway.

Part Number	CLIBCNCM523(C-LIB-C-NCM523)
Particle Size Distribution	D10 = 3.9 um;  D50 =7.2 um;   D90 = 12.2 um
Tap Density	2.42 g/cm3
Water Level	245 ppm
Specific Area	0.43 m2/g
First Discharging Capacity	~173 mAh/g (0.1 C, 3.0-4.3 V)
First Columbic Efficiency	90.5%
Package Grade	100 g, 200 g, and 500 g/bottle

Notes: (1) Please store the NCM523 powder in a dry area (glovebox is preferred); (2) The battery powder is highly recommended to be dried at 80-100°C in a vacuum oven for 6-12 h before use. 

References: 

1. X. Shi, et al. Stable Electrode/Electrolyte Interface for High-Voltage NCM 523 Cathode Constructed by Synergistic Positive and Passive Approaches, ACS Appl. Mater. Interfaces 2021, 13, 57107–57117.
2. S. Klein, et al. Exploiting the Degradation Mechanism of NCM523||Graphite Lithium-Ion Full Cells Operated at High Voltage, ChemSumChem, 2021, 14, 595-613.