TY - JOUR A1 - Wittmann, Klaus A1 - Bibring, J.-P. A1 - Rosenbauer, H. A1 - Boehnhardt, H. T1 - The Rosetta Lander (“Philae”) Investigations / Bibring, J.-P. ; Rosenbauer, H. ; Boehnhardt, H. ; [...] Wittmann, K. JF - Space Science Reviews. 128 (2007), H. 1-4 Y1 - 2007 SN - 0038-6308 SP - 205 EP - 220 ER - TY - JOUR A1 - Wittmann, Klaus T1 - Overview of Space Operations at DLR Y1 - 2000 N1 - SpaceOps2000 Conference, Toulouse, Frankreich,19-23 June 2000 ER - TY - JOUR A1 - Wittmann, Klaus A1 - Kehr, J. A1 - Willnecker, R. T1 - Decentralized Payload Operations Concept for Columbus Y1 - 2000 N1 - 51st IAF Congress, Rio de Janeiro, Brazil, Oct. 2000 ER - TY - JOUR A1 - Wittmann, Klaus A1 - Ulamec, S A1 - Richter, L T1 - Lander Systems for Planetary Missions JF - Laboratory astrophysics and space research / ed. by P. Ehrenfreund Y1 - 1999 SN - 0-7923-5338-2 N1 - Serie Astrophysics and space science library 236 SP - 597 EP - 621 PB - Kluwer CY - Dordrecht [u.a.] ER - TY - JOUR A1 - Wittmann, Klaus A1 - Feuerbacher, B. A1 - Ulamec, S. A1 - Rosenbauer, H. (u.a.) T1 - Rosetta Lander - In Situ Characterisation of a Comet Nucleus JF - Acta Astronautica. 45 (1999), H. 4-9 Y1 - 1999 SN - 0094-5765 SP - 389 EP - 395 ER - TY - JOUR A1 - Wittmann, Klaus A1 - Kell, G. A1 - Winkler, F. A1 - Günther, M. (u.a.) T1 - High resolution temperature measurement technique for materials sciences experiments in space JF - Acta Astronautica. 43 (1998), H. 7-8 Y1 - 1998 SN - 0094-5765 SP - 385 EP - 395 ER - TY - JOUR A1 - Wittmann, Klaus A1 - Ulamec, S. A1 - Feuerbacher, B. A1 - Rosenbauer, H. (u.a.) T1 - Rosetta Lander - In Situ Investigation of a Cometary Nucleus JF - Lunar and Planetary Science. 28 (1997) Y1 - 1997 SN - 0270-9511 N1 - Proceedings of the 28th Annual Lunar and Planetary Science Conference, March 17-21, 1997, Houston, Texas SP - 1461 EP - 1462 ER - TY - JOUR A1 - Wittmann, Klaus A1 - Gillessen, F. A1 - Otto, G. A1 - Röstel, R. T1 - Undercooling and solidification of metallic melts suspended in a non-nucleating matrix: Experiment NUCAL of the German Spacelab Mission D-2 JF - Acta Astronautica. 38 (1996), H. 1 Y1 - 1996 SN - 0094-5765 SP - 63 EP - 68 ER - TY - JOUR A1 - Wittmann, Klaus A1 - Ulamec, S. A1 - Feuerbacher, B. A1 - Rosenbauer, H. T1 - Technical Challenge, Scientific Thrill: A Long Term Lander on an Active Comet JF - Lunar and Planetary Science. 26 (1995) Y1 - 1995 SN - 0270-9511 N1 - Proceedings of the 26th Lunar and Planetary Science Conference / org. by Lunar and Planetary Institute, Houston Texas SP - 1431 EP - 1432 ER - TY - JOUR A1 - Wittmann, Klaus A1 - Bewersdorff, A. A1 - Görler, G.P. A1 - Otto, G. T1 - Solidification of silver-germanium alloys in an amorphous matrix aboard the space station Mir JF - Acta Astronautica. 29 (1993), H. 7 Y1 - 1993 SN - 0094-5765 SP - 547 EP - 552 ER -