This work reported the development of an ionic diode of high rectification ratio with a simple device structure and a quick fabrication process by utilizing asymmetric polyelectrolyte distribution. Detection of aqueous ions was demonstrated by applying this diode as a pH sensor. Two terminal ionic synaptic devices utilizing a similar structural design were also successfully developed.

中文翻译：

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利用不对称聚电解质分布的柔性离子突触设备和基于二极管的水离子传感器†

这项工作报道了利用不对称聚电解质分布，具有简单装置结构和快速制造工艺的高整流比离子二极管的开发。通过将该二极管用作pH传感器，证明了水离子的检测。还成功开发了利用类似结构设计的两个末端离子突触装置。