Hi,

Could you please tell me what kind of book should I
try to find if I want to know things about surfact
tension and contact angles between different
materials? Thanks a lot.

lihe


--- Yiyi Zhang  wrote:
> Hi all,
> Does anyone know how to significantly decrease
> surface
> tension of photoresists, positive or negative, so as
> to spin-coat onto wafers with very low critical
> surface tension, such as PTFE? No surface
> pre-treatment is allowed because we want to keep the
> original low surface energy. Any suggestion is
> appreciated.
>
> Thanks in advance.
>
> Yiyi Zhang
> Department of Microgravity
> Institute of Mechanics, Chinese Academy of Sciences
> Beijing 100080
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