A Capacitive Humidity Sensor Based on Multi-Wall Carbon Nanotubes (MWCNTs)

A new type of capacitive humidity sensor is introduced in this paper. The sensor consists of two plate electrodes coated with MWCNT films and four pieces of isolating medium at the four corners of the sensor. According to capillary condensation, the capacitance signal of the sensor is sensitive to r...

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Bibliographic Details
Main Authors: Zhen-Gang Zhao, Xiao-Wei Liu, Zhong-Xin Zhang, Wei-Ping Chen, Chun-Guang Suo
Format: Article
Language:English
Published: MDPI AG 2009-09-01
Series:Sensors
Subjects:
Online Access:http://www.mdpi.com/1424-8220/9/9/7431/