TiO2 nanotube arrays with a volume expansion factor greater than 2.0: Evidence against the field-assisted ejection theory

The mechanism of formation of anodic TiO2 nanotubes and the cause of volume expansion are still controversial. It is well known that fluoride ions participate in the field-assisted dissolution reaction as well as in field-assisted ejection to reduce the current efficiency and the volume expansion fa...

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Bibliographic Details
Main Authors: Zhaoying Zhang, Qi Wang, Haoqing Xu, Wenchao Zhang, Qinyi Zhou, Huipeng Zeng, Jialu Yang, Junwu Zhu, Xufei Zhu
Format: Article
Language:English
Published: Elsevier 2020-05-01
Series:Electrochemistry Communications
Online Access:http://www.sciencedirect.com/science/article/pii/S1388248120300680