Publikationen von I. Lehmann
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Konferenzbeitrag (4)
21.
Konferenzbeitrag
XMM-Newton observations of the lockman hole: spectra and time variability of the brightest AGN. In: Proceedings of the X-ray Universe 2005, S. 801 - 806 (Hg. Wilson, A.). The X-ray Universe 2005, El Escorial, Madrid, Spain, 26. September 2005 - 30. September 2005. ESA Publications Division, Noordwijk, The Netherlands (2006)
22.
Konferenzbeitrag
The coolest m-type subdwarf, the nearest cool white dwarf and other high proper motion discoveries. In: Proceedings of the 13th Cambridge Workshop on Cool Stars, Stellar Systems and the Sun, S. 947 - 950 (Hg. Favata, F.; Battrick, B.). 13th Cambridge Workshop on Cool Stars, Stellar Systems and the Sun, Hamburg, Germany, 05. Juli 2004 - 09. Juli 2004. ESA Publications Division, Noordwijk, The Netherlands (2005)
23.
Konferenzbeitrag
324, S. 20 - 23 (2003)
Chandra Deep Field South: the optically faint population. X-Ray Surveys, in the Light of New Observatories, Santander, Spain, 04. September 2002 - 06. September 2002. Astronomische Nachrichten