Na3V2(PO4)202F material has good structural stability and can maintain a high capacity retention rate after multiple charge and discharge cycles, which can extend the service life of the battery and reduce the use cost.
Sodium vanadium fluorooxyphosphate has a high theoretical specific capacity, the theoretical specific capacity can reach 130mAh/g or so, can store and release more sodium ions in the battery charging and discharging process, so as to provide a higher energy density for the battery, so that it can meet some application scenarios for high energy storage requirements.
Physical and chemical properties |
|
|
|
Test item |
unit |
Test result |
Test method |
appearance |
/ |
Grayish black powder, uniform color |
visual |
D50 |
um |
2.337 |
lCP |
Specific surface area |
m2/g |
9.002 |
Specific surface area meter |
Vibration density |
g/cm3 |
0.74 |
Vibration density meter |
hydration |
ppm |
/ |
Karl Fischer Cullen method |
PH |
/ |
/ |
PH meter |
0.1C initial discharge capacity |
mAh/g |
113.1 |
0.1/0.1C(4.3-2.5V) |
0.1C initial discharge efficiency |
% |
92.7 |
0.1/0.1C(4.3-2.5V) |
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