Re: ACIS CTI Corrector and CCD Simulator

From: Keith A. Arnaud (kaa@genji.gsfc.nasa.gov)
Date: Tue Jul 31 2001 - 10:33:22 EDT


Hi Leisa and Pat,

Thanks for your great work on this. Please could you confirm that your
RMFs do not have the problems in the current CXC release FEFs viz the
FWHM is ~40% wrong and there is no partial charge tail.

        Thanks,
            Keith

On Tue, Jul 31, 2001 at 10:14:50AM -0400, Leisa Townsley wrote:
> Hi everyone,
>
> Code for mitigating the effects of charge transfer inefficiency (CTI)
> in ACIS CCDs is now available to interested users. It works on devices
> I0-I3, S2, and S3 at focal plane temperatures of -110C and -120C.
> Matching RMFs are available as well.
>
> The RMFs were generated using our Monte Carlo CCD simulator code, which
> is also available.
>
> Please see http://www.astro.psu.edu/users/townsley/cti/
> and http://www.astro.psu.edu/users/townsley/simulator/
> for details and instructions.
>
> We welcome your input.
>
> Leisa Townsley and Patrick Broos
>
> Pennsylvania State University
> Department of Astronomy and Astrophysics
> 525 Davey Lab
> University Park, PA 16802-6305
> http://www.astro.psu.edu/



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