作者: Seiichi Takaoka
DOI:
关键词: Materials science 、 Electret 、 Composite material 、 Acoustics 、 Electrode 、 Network layer 、 Carbon 、 Transducer 、 Layer (electronics)
摘要: An electret material having excellent charge retentivity against heat is provided. The 10 includes an electrode plate 1, a semiconducting layer 2 formed on the and 3 3. carbon fluororesin. This can be inhibited from decreasing in surface potential of when heated to high temperature.