Sodium-ion batteries have emerged as a promising alternative to lithium-ion batteries due to the abundance and low cost of sodium. One key aspect that influences the performance of sodium-ion batteries is the process of doping.

Doping involves introducing impurities or foreign atoms into the crystal lattice of the electrode material to modify its properties. In the context of sodium-ion batteries, doping plays a crucial role in improving the electrochemical performance and stability of the battery.

There are several ways in which doping can enhance the performance of sodium-ion batteries:

• Improved Conductivity: Doping can increase the conductivity of the electrode material, allowing for faster ion transport and higher charge/discharge rates.
• Enhanced Stability: Doping can stabilize the crystal structure of the electrode material, reducing degradation and improving the cycle life of the battery.
• Increased Capacity: Doping can increase the storage capacity of the battery by creating additional sites for sodium ions to intercalate and deintercalate during charging and discharging.

Researchers are actively exploring different doping strategies to optimize the performance of sodium-ion batteries. By understanding the principles behind doping and its effects on battery performance, scientists can develop more efficient and reliable energy storage solutions.