Dear Muhammad,

welcome,

There are data about high electron mobility in the given link: Article High mobility organic semiconductors for field-effect transistors

You may select a material from those given there which is suitable for your application in solar cells.

Best wishes

Dear Muhammad,

welcome,

There are data about high electron mobility in the given link: Article High mobility organic semiconductors for field-effect transistors

You may select a material from those given there which is suitable for your application in solar cells.

Best wishes

I think you can use the following layer:

P3HT: PCBM

http://cpb.iphy.ac.cn/article/2016/1815/cpb_25_3_038402.html

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