Miniaturized flexible temperature sensor

被引:175
作者
Moser, Yves [1 ]
Gijs, Maitin A. M. [1 ]
机构
[1] Ecole Polytech Fed Lausanne, Inst Microelect & Microsyst, CH-1015 Lausanne, Switzerland
关键词
high temperature sensor; polyimide; thin-film platinum resistor;
D O I
10.1109/JMEMS.2007.908437
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
We realize a flexible temperature sensor based on a micropatterned thin-film platinum resistor. The sensor is situated at the end of a 100-mu m-wide and 7-cm-long probe. The latter consists of a biocompatible high-temperature-resistant polyimide (U-Varnish-S, UBE Industries, Tokyo, Japan) in which the platinum resistor and the electrical contact leads are embedded. The sensor is operational from 0 degrees C up to 400 degrees C and has a time constant of less than 80 ms. Such a sensor can potentially be used to characterize the thermo-ablation process of tumors using hot steam injection via a microtube.
引用
收藏
页码:1349 / 1354
页数:6
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