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New Spitzer Results for Neon and Sulphur in NGC 6822

New Spitzer Results for Neon and Sulphur in NGC 6822

New Spitzer Results for Neon and Sulphur in NGC 6822. Reggie Dufour AU 10/07/2009. Neon and Sulphur Emission Lines in H II Regions Optical: [Ne III] 3869, 3969 A [S II] 6717, 6730 A [S III] 6311, 9069, 9531 A (compare against H  , H  , etc.)

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250 views • 23 slides
The Galactic Center at Low Radio Frequencies

The Galactic Center at Low Radio Frequencies

The Galactic Center at Low Radio Frequencies. Namir Kassim (NRL) Crystal Brogan (IfA). J. Lazio (NRL), Ted LaRosa (Kennesaw State), M. Nord (NRL/UNM), W. M. Goss (NRAO), N. Duric (UNM), & K. Anantharamaiah (RRI). 30 th Anniversary of the Discovery of SgrA* March 26, 2004.

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235 views • 20 slides
Spectroscopy of PNe in Sextans A, Sextans B, NGC 3109 and Fornax

Spectroscopy of PNe in Sextans A, Sextans B, NGC 3109 and Fornax

A.Y. Kniazev (MPIA), E.K. Grebel (Basel), A.G. Pramskij, S.A. Pustilnik (SAO RAS). Spectroscopy of PNe in Sextans A, Sextans B, NGC 3109 and Fornax. PNe ESO Workshop. 20 May 2004. Introduction. PNe with their prominent emission lines can be used to measure metallicity in nearby galaxies

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170 views • 15 slides
AT20G compact HII region Survey: Spitzer character of the sources in the MIR

AT20G compact HII region Survey: Spitzer character of the sources in the MIR

AT20G compact HII region Survey: Spitzer character of the sources in the MIR. Martin Cohen, University of California/Berkeley “Hyper Compact HII regions” Workshop 8 September 2010. Outline. What is the relationship betweenMIR/radio? Radio - ionized gas; MIR - PAHs in PDRs

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266 views • 13 slides
Anarchy to administration

Anarchy to administration

Anarchy to administration. 3. The BIG picture. How was Henry able to inherit a country of anarchy and establish a peace that was to last 45 years?. The ‘anarchy’ was not so anarchic. Despite the variety of mints that emerged the exchequer still functioned.

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310 views • 8 slides

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