Hi Jeff,

How thick are your Ti strips ? If it is too thin it may look completely
diluted in the crystal.

Regards,

Bruno Wacogne


At 15:03 01/09/2004 -0400, you wrote:
>Hello,
>
>I am trying to diffuse Ti strips into Lithium Niobate.  The strips run
>from approximately 3 -10 um.  After diffusion (which I have run
>different permutations ranging from 1-9h and 900-1050C) in a wet
>nitrogen environment the waveguides completely disappear.  I know that
>the index delta should be approximately .01 so they should be difficult
>to see, but I can't seem to see anything at all.  I was wondering if
>anyone has had this problem before or can help me find a solution.  Thanks.
>
>Jeff Price
>Research Assistant, University of Delaware
>[email protected]
>
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