[3dem] Carbon evaporator for SPA
Artemis Kosta
akosta at imm.cnrs.fr
Thu Sep 14 05:10:41 PDT 2023
We have a Cressington Turbo Carbon Coater 208 Carbon and we are very
happy also.
You can combine it with a glow discharge module also.
Leica EM ACE600 didn't work nicely during the demo and I think the
consumables were quite expensive comparing to the carbon rods for
Cressington.
Best regards
Artemis Kosta
Le 14/09/2023 à 14:00, Eugene Pichkur a écrit :
> Long story short, high vacuum is necessary for fine grains, so a
> turbo/diffusion pump is a must have.
>
> Leica EM ACE600 is not a reliable machine, we have several problems with
> it, especially with the thickness monitor. I know several other labs
> where people are also not happy with it for similar reasons.
> Quorum Q150V is a simple and nice machine, I had no problems with it in
> several labs and used it for thin carbon film deposition, that was
> successfully used for SPA work (EMD-10655). I would go with the Q150V ES
> Plus version just to be able to deposit films onto the surface of
> samples for SEM. But I haven't managed to get the same quality of the
> film as in Quantifoil+2nm grids (these things are very-very thin and
> nice) but that totally depends on your skills.
> On paper the Cressington Turbo Carbon Coater 208 Carbon looks fine too,
> I used it once and the result was ok.
>
> An ultimate machine would be an R&D class deposition system with the
> e-beam gold evaporation, but the price is eye-watering.
>
> Best,
> Eugene
>
> On Thu, Sep 14, 2023 at 12:44 PM Jasnin, Marion <jasnin at biochem.mpg.de
> <mailto:jasnin at biochem.mpg.de>> wrote:
>
> Dear all,
>
> we are in the process of buying a carbon evaporator for producing
> additional 5-15nm support films in SPA. Our experience in making
> carbon films is based on older machines that are no longer
> available. So far, we got two quotes more on the high-end side of
> the instrument spectrum but considering the good quality films we
> were able to produce with the old machines we are wondering if such
> an investment is necessary for SPA:
>
> Leica EM ACE600 Carbon Thread Coater
> * Carbon thread evaporation
> * Oil free UHV pump system with turbomolecular pump
> * Quartz crystal thickness measurement
> * Sample stage rotation
>
> Quorum Q150V E Plus
> * Carbon rod evaporation
> * Oil free UHV pump system with turbomolecular pump
> * Quartz crystal thickness measurement
> * Sample stage rotation
>
> Much cheaper options like the Leica EM ACE200 exist. We would
> appreciate some advice on how important expensive features like
> ultra high vacuum or sample stage rotation really are for SPA.
> Hints which instrument you are successfully using for this
> application would also be very helpful.
>
> Thank you,
> Cheers,
> Marion
>
>
> --
> Marion Jasnin
> Principal Investigator
> Helmholtz Pioneer Campus
> Helmholtz Munich
> Ingolstädter Landstraße 1
> 85764 Neuherberg near Munich
> Germany
> Phone: +49 (0)89 3187 43896
> marion.jasnin at helmholtz-munich.de
> <mailto:marion.jasnin at helmholtz-munich.de>
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--
Artemis Kosta
Service de microscopie, RdC BatN
FR3479 Institut de Microbiologie de la Méditerranée
31 chemin Joseph Aiguier,
CS 70071 - 13402 Marseille cedex 09 France
****Attention: livraisons au Bat N****
akosta at imm.cnrs.fr
0033 491 164055
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