Hi,
(2) Compressive stresses cause buckling and yielding,
so it is very important to know which of them occurs
sooner.

Mahdi Bagheri

--- "Tan, Chuan Seng"  wrote:
> Hi all,
>
> I have questions about stress in thin film:
>
> (1) what range of stress can cause reliability
> issues in microelectronics
> thin film ? Is 500 MPa in a 0.5 um thick metal thin
> film a lot of stress to
> cause undesired failure ?
> (2) does compressive stress cause yielding like
> tensile stress does ?
>
> Thanks !!!
>
> Chuan Seng
>
> _______________________________________________
> MEMS-talk@memsnet.org mailing list: to unsubscribe
> or change your list
> options, visit
>
http://mail.mems-exchange.org/mailman/listinfo/mems-talk
> Hosted by the MEMS Exchange, providers of MEMS
> processing services.
> Visit us at http://www.memsnet.org/
>





__________________________________
Do you Yahoo!?
New and Improved Yahoo! Mail - 100MB free storage!
http://promotions.yahoo.com/new_mail