[labnetwork] Cerium handling for vacuum deposition sources - anyone tried it?
Mike Young
myoung6 at nd.edu
Fri Jul 13 23:28:42 EDT 2018
Hi Bob. We were originally thinking of e-beam or sputter deposition,
using metallic cerium as a source. I'm guessing from your comment that
this approach is a bad idea?
--Mike
On 7/13/2018 5:50 PM, Robert M. HAMILTON wrote:
> Michael Young,
>
> I'll presume you have identified a cerium compound that disassociates
> in vacuum, at a reasonable temperature to yield metallic cerium. I
> have not researched the literature. I do know cerium is used in
> photocathodes and when I made photomultiplier tubes I routinely
> evaporated cesium and antimony in situ using dispensers made by SAES,
> Italy. They also had barium and mercury dispensers. If you have not ID
> the precursor it might be worth contacting SAES.
>
> Regards,
> Bob
>
>
>
>
> Robert Hamilton
> Mobile 510-325-7557 (my personal mobile)
> E-mail preferred: bob at eecs.berkeley.edu <mailto:bob at eecs.berkeley.edu>
>
>
> On Fri, Jul 13, 2018 at 8:23 AM, Michael Young <myoung6 at nd.edu
> <mailto:myoung6 at nd.edu>> wrote:
>
> A web search shows that special care might be required in order to
> use cerium as an evaporation or sputtering source. Anyone tried
> it? Suggestions/cautions/warnings/horror stories?
>
> Thanks...
>
> --
> Michael P. Young (574) 631-3268
> (office)
> Nanofabrication Specialist (574) 631-4393 (fax)
> Department of Electrical Engineering (765) 637-3784 (cell)
> University of Notre Dame mike.young at nd.edu <mailto:mike.young at nd.edu>
> B-38 Stinson-Remick Hall
> Notre Dame, IN 46556-5637
>
>
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--
Michael P. Young (574) 631-3268 (office)
Nanofabrication Specialist (574) 631-4393 (fax)
Department of Electrical Engineering (765) 637-3784 (cell)
University of Notre Dame mike.young at nd.edu
B-38 Stinson-Remick Hall
Notre Dame, IN 46556-5637
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