Effect of co-precipitation pH on the electrochemical properties of Prussian blue electrode materials for sodium-ion batteries

• Published in: Solid state ionics Vol. 336; pp. 120 - 128
• Main Authors: Zuo, Daxian, Wang, Cuiping, Wu, Junwei, Qiu, Huajun, Zhang, Jinbin, Han, Jiajia, Liu, Xingjun
• Format: Journal Article
• Language: English
• Published: Amsterdam Elsevier B.V 01.08.2019; Elsevier BV
• Subjects: Batteries; Cathode materials; Cathodes; Chemical precipitation; Coprecipitation; Defects; Discharge; Electrochemical analysis; Electrochemical performances; Electrode materials; Electrodes; High voltages; Ion diffusion; Performance enhancement; Pigments; Prussian blue analogues; Rechargeable batteries; Sodium ion batteries; Stability; Water chemistry; Prussian blue analogues; Sodium ion batteries; Electrochemical performances; Cathode materials

Prussian blue analogues (PBA) are promising cathode materials because of their low-cost and wide diffusion tunnels for sodium ion batteries. However, several key challenges, such as low actual capacity and high voltage instability, restrain their further development. Here, we investigate the influen...