Jon,

E-beam is the coolest method.

Brent

Jon Fox wrote:
> I'm using resistive evaporation to put down various metals onto SU-8
> and onto plastic substrates and am seeing significant sample heating
> which seems to be causing as little as some reflow or as much as
> unidentified hazy thin films around the sample.
>
> I will be trying to move my metal source (resistive canoe) away from
> the sample to alleviate this, but I was wondering what the preferred
> method of depositing metals onto polymers was: resistive, e-beam
> bombard, or sputtering?