[Ifeffit] Substrate material question

[Paul Fons]

Wow that was fast.  Thanks.
Can you deposit something on it and have it stick? e.g. the idea is to 
deposit a thin film of a semiconductor on it and then place the film 
under biaxial stress to look at structural changes by xafs.


On Apr 27, 2004, at 10:24 AM, Jeff Terry wrote:

> Hi Paul,
>
> Kel-f is good to a little over 200 C. I have mm thicknesses of it.
>
> http://www.boedeker.com/pctfe_p.htm
>
> Jeff
>
> Jeff Terry
> Biological, Chemical, and Physical Sciences
> Illinois Institute of Technology
> Chicago IL 60616
> phone 630-252-9708
> fax       630-252-0358
> http://mrmac.mr.aps.anl.gov/~jterry/
>
> On Apr 26, 2004, at 8:12 PM, Paul Fons wrote:
>
>>
>> OK, I admit this isn't an athena question (but it is about how to 
>> take the raw data for it!).  I want to do biaxial strain 
>> measurements.  The idea is to deposit a thin film of the material to 
>> be investigated on a substrate and then deform the plate with a form 
>> of cylindrical symmetry.  One can then solve for the stress of a 
>> plate using elasticity theory.  The twist is that I need a plate that 
>> is stiff and (surprise) x-ray transparent ... and heat resistant to 
>> about 250 C.  Kapton would be a wonderful choice, but is only made in 
>> thicknesses up to 175 microns (hardly stiff enough).  There must be 
>> someone out there in the collective iffeffit world who knows of an 
>> appropriate material.  Doing some web surfing, I came across another 
>> product by DuPont called Vespar that *may* be available in thicker 
>> forms.  The specs I am looking for are:  a thin (semiconducting) film 
>> has to stick to the surface, heat resistant to <=250 C, thick enough 
>> to be elastically stiff, and x-ray transparent.  Any suggestions?  
>> Thanks for any help that may come my way in advance!
>>
>>
>>
>>
>>
>>
>>
>>
>>
>> Dr. Paul Fons
>> Senior Researcher
>> National Institute for Advanced Industrial Science & Technology
>> METI
>> Center for Applied Near-Field Optics Research (CANFOR)
>> AIST Central 4, Higashi 1-1-1
>> Tsukuba, Ibaraki JAPAN 305-8568
>>
>> tel. +81-298-61-5636
>> fax. +81-298-61-2939
>>
>> email: paul-fons at aist.go.jp
>>
>> The lines below are in a Japanese font
>>
>> 〒３０５−８５６８
>> 茨城県つくば市東１−１−1
>> つくば中央第４
>> 近接場光応用工学センター
>> ポール・フォンス主任研究官_______________________________________________
>> Ifeffit mailing list
>> Ifeffit at millenia.cars.aps.anl.gov
>> http://millenia.cars.aps.anl.gov/mailman/listinfo/ifeffit
> _______________________________________________
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>

Dr. Paul Fons
Senior Researcher
National Institute for Advanced Industrial Science & Technology
METI
Center for Applied Near-Field Optics Research (CANFOR)
AIST Central 4, Higashi 1-1-1
Tsukuba, Ibaraki JAPAN 305-8568

tel. +81-298-61-5636
fax. +81-298-61-2939

email: paul-fons at aist.go.jp

The lines below are in a Japanese font

〒３０５−８５６８
茨城県つくば市東１−１−1
つくば中央第４
近接場光応用工学センター
ポール・フォンス主任研究官
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