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<h1>DEM Computation</h1> ---++ Description * <b>Inputs:</b> AIA images in multiple wavelengths. * <b>Outputs:</b> DEM curves for each pixel. * <b>Problem:</b> AIA images from several channels will be taken to create DEM curves for each pixel. ---++ Literature Search <li>Intensity integral inversion techniques: A Study in preparation for the SOHO mission R A Harrison (Rutherford), A M Thompson (Glasgow U.). RAL internal report Please see DemComputationRalReport for further information on this report. - Main.ElizabethAuden <li>Coronal Thermal Structure from a Differential Emission Measure Map of the Sun. <BR> J.W.Cook, J.S.Newmark, and J.D.Moses. 8th SOHO Workshop: Plasma Dynamics and Diagnostics in the Solar Transition Region and Corona. Proceedings of the Conference held 22-25 June 1999</li> <LI>EIT User's Guide http://umbra.nascom.nasa.gov/eit/eit_guide/</LI> <LI>J.W.Cook, J.S.Newmark, and J.D.Moses. American Astronomical Society, 194th AAS Meeting, #100.03; Bulletin of the American Astronomical Society, Vol. 31, p.996 <UL><LI>Unfortunately this only provides the abstract from the meeting</LI></UL> <LI>J.S.Kaastra, R.Mewe, D.A.Liedahl, K.P.Singh, N.E.White, and S.A.Drake. Astron. Astrophys. 314, 547-557 (1996).</LI> <LI>V.Kashyap and J.J.Drake. Astrophysical Journal. 503, 450-466 (1998).</LI> <LI>M.Gudel, E.F.Guinan, R.Mewe, J.S.Kaastra, and S.L.Skinner. Astrophysical Journal. 479, 416-426 (1997).</LI> ---++ Routines and Libraries <LI> SPEX - http://www.sron.nl/divisions/hea/spex <UL><LI>Contains routine for calculating DEM from spectral data http://www.sron.nl/divisions/hea/spex/version1.10/trpb05.ps.gz</li></UL> <LI> CHIANTI atomic database - http://www.damtp.cam.ac.uk/user/astro/chianti/chianti.html <UL><LI>Contains a routine for calculating DEM from spectral data http://www.damtp.cam.ac.uk/user/astro/chianti/doc/cug.html#tth_sEc8.12</LI></UL> <LI>ADAS - http://adas.phys.strath.ac.uk/ <UL><LI>Contains routines for calculating DEM from spectral data http://adas.phys.strath.ac.uk/docs/idl-manual/chap7-00.pdf</LI> <LI>N.B. In order to get and use ADAS, you need to be affiliated with one of the consortium members. RAL is a consortium member.</LI></UL> <LI>PINTofALE (Package for INTeractive Analysis of Line Emission <UL><LI>IDL code by Kashyap and Drake based on Markov-Chain Monte-Carlo approach</LI></UL> </UL> </UL> ---++ Test Data EIT data (all wavelengths). ---++ Comments Need to obtain multi-layer's response as a function of wavelength to this - if it isn't available due to ITAR, this is a problem. -- Main.SimonMartin - 03 May 2005 -- Main.ElizabethAuden - 11 Jan 2005
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Topic revision: r7 - 2005-05-03
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SimonMartin
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