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qingqiu

银虫 (小有名气)

[求助] 求助:OFET转移输出曲线 已有1人参与

各位大侠:大家好!
最近在做OFE测试时,发现器件很难达到饱和,并且在输出曲线中,电流并不从0开始,想请教下大侠们有没有遇到过这种情况,出现这种情况的原因,以及解决方法。
谢谢谢谢!下面附上测试图。
求助:OFET转移输出曲线
图片1.png


求助:OFET转移输出曲线-1
图片2.png
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Miaolee

新虫 (初入文坛)

【答案】应助回帖

★ ★ ★ ★ ★ ★
感谢参与,应助指数 +1
蒋青松: 金币+1, 鼓励交流 2013-07-18 07:57:25
qingqiu: 金币+5, ★有帮助 2013-07-18 09:26:04
Fig 1
I =/ 0 when V=0, leakage problem, could be through the gate
please check the gate current
in the output characteristics, a huge contact resistance
that can be investigated by measuring the output and transfer characteristics as a function of channel length

both Fig 1 & 2
hysteresis
what is your gate dielectric? how did you passivate it?
2楼2013-07-18 03:43:00
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qingqiu

银虫 (小有名气)

引用回帖:
2楼: Originally posted by Miaolee at 2013-07-18 03:43:00
Fig 1
I =/ 0 when V=0, leakage problem, could be through the gate
please check the gate current
in the output characteristics, a huge contact resistance
that can be investigated by measuring the  ...

您好!首先,谢谢您的回复。我利用PMMA作为电解质层,请教您一个问题:如何从输出转移曲线上看接触电阻呢?能不能具体说一下,谢谢谢谢。
针对上面的问题,可能漏电流是造成这种现象的其中一个原因,请问还可能是其他哪方面造成的呢?
谢谢谢谢!
少说话多做事
3楼2013-07-18 09:29:46
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曼莹

银虫 (初入文坛)

引用回帖:
3楼: Originally posted by qingqiu at 2013-07-18 09:29:46
您好!首先,谢谢您的回复。我利用PMMA作为电解质层,请教您一个问题:如何从输出转移曲线上看接触电阻呢?能不能具体说一下,谢谢谢谢。
针对上面的问题,可能漏电流是造成这种现象的其中一个原因,请问还可能是 ...

我做的和你同样的问题,你已经解决了吗?怎么做到的,多谢
4楼2015-06-03 20:10:33
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zxt11s

铁虫 (正式写手)

引用回帖:
2楼: Originally posted by Miaolee at 2013-07-18 03:43:00
Fig 1
I =/ 0 when V=0, leakage problem, could be through the gate
please check the gate current
in the output characteristics, a huge contact resistance
that can be investigated by measuring the  ...

你好,这种情况怎么办呢?如果所有曲线减去漏电流可以吗?

[ 发自手机版 http://muchong.com/3g ]
5楼2017-06-17 18:48:55
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jesonzx

新虫 (初入文坛)

【答案】应助回帖

跟你用的有机材料有关,你是用的P3HT吧。
6楼2018-03-23 23:34:59
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