Gallo, L. C.; Boller, T.; Tanaka, Y.; Fabian, A. C.; Brandt, W. N.; Welsh, W. F.; Anabuki, N.; Haba, Y.: The X-ray variability of the narrow-line type 1 Seyfert galaxy IRAS 13224-3809 from an XMM-Newton observation. Monthly Notices of the Royal Astronomical Society 347 (1), S. 269 - 276 (2004)

Gleissner, T.; Wilms, J.; Pooley, G. G.; Nowak, M. A.; Pottschmidt, K.; Markoff, S.; Heinz, S.; Klein-Wolt, M.; Fender, R. P.; Staubert, R.: Long term variability of Cygnus X-1. III. Radio-X-ray correlations. Astronomy & Astrophysics 425 (3), S. 1061 - 1068 (2004)

Haberl, F.; Zavlin, V. E.; Trümper, J.; Burwitz, V.: A phase-dependent absorption line in the spectrum of the X-ray pulsar RX J0720.4-3125. Astronomy & Astrophysics 419 (3), S. 1077 - 1085 (2004)

Iyudin, A. F.; Böhringer, H.; Dogiel, V.; Morfill, G.: Gamma-ray line emission from galaxy clusters. Astronomy & Astrophysics 413 (3), S. 817 - 825 (2004)

Kaastra, J. S.; Tamura, T.; Peterson, J. R.; Bleeker, J. A. M.; Ferrigno, C.; Kahn, S. M.; Paerels, F. B. S.; Piffaretti, R.; Branduardi-Raymont, G.; Böhringer, H.: Spatially resolved X-ray spectroscopy of cooling clusters of galaxies. Astronomy & Astrophysics 413 (2), S. 415 - 439 (2004)

Kempe, A.; Jamitzky, F.; Altermann, W.; Baisch, B.; Heckl, W. M.: Discrimination of aqueous and aeolian paleoenvironments by atomic force microscopy - a database for the characterization of martian sediments. Astrobiology 4 (1), S. 51 - 64 (2004)

Kempe, A.; Jamitzky, F.; Altermann, W.; Baisch, B.; Markert, T.; Heckl, W. M.: Discrimination of aqueous and aeolian paleoenvironments by atomic force microscopy: A database for the characterization of martian sediments. Astrobiology 41 (1), S. 51 - 64 (2004)

Klindworth, M.; Piel, A.; Melzer, A.; Konopka, U.; Rothermel, H.; Tarantik, K.; Morfill, G. E.: Dust-free regions around Langmuir probes in complex plasmas under microgravity. Physical Review Letters 93 (19), 195002 (2004)

Kornmeier, J.; Bach, M.; Atmanspacher, H.: Correlates of perceptive instabilities in event-related potentials. International Journal of Bifurcation and Chaos 14 (2), S. 727 - 736 (2004)

Lehnert, M. D.; Bremer, M.: High redshift galaxies and the sources of reionization. The ESO Messenger 115, S. 27 - 32 (2004)

Lembege, B.; Giacalone, J.; Scholer, M.; Hada, T.; Hoshino, M.; Krasnoselskikh, V.; Kucharek, H.; Savoini, P.; Terasawa, T.: Selected problems in collisionless-shock physics. Space Science Reviews 110 (3-4), S. 161 - 226 (2004)

Mamun, A. A.; Shukla, P. K.; Morfill, G. E.: New cut-off frequency for low-frequency electromagnetic waves in a multi-ion magnetoplasma with charged dust particulates. Physics Letters A 323, S. 105 - 109 (2004)

Marchaudon, A.; Cerisier, J.-C.; Bosqued, J.-M.; Dunlop, M. W.; Wild, J. A.; Décréau, P. M. E.; Förster, M.; Fontaine, D.; Laakso, H.: Transient plasma injections in the dayside magnetosphere: one-to-one correlated observations by Cluster and SuperDARN. Annales Geophysicae 22 (1), S. 141 - 158 (2004)

Matsui, H.; Jordanova, V. K.; Quinn, J. M.; Torbert, R. B.; Paschmann, G.: Derivation of electric potential patterns in the inner magnetosphere from Cluster EDI data: initial results. Journal of Geophysical Research 109, S. A10202 - A10202 (2004)

Morfill, G. E.; Ivlev, A. V.; Khrapak, S. A.; Klumov, B. A.; Rubin-Zuzic, M.; Konopka, U.; Thomas, H. M.: Ten years of plasma crystals - from ICPIG (Bochum) to ICPIG (Greifswald). Contributions to Plasma Physics 44 (5-6), S. 450 - 457 (2004)

Nicastro, L.; Cusumano, G.; Löhmer, O.; Kramer, M.; Kuiper, L.; Hermsen, W.; Mineo, T.; Becker, W.: BeppoSAX observation of PSR B1937+21. Astronomy & Astrophysics 413 (3), S. 1065 - 1072 (2004)

Pierini, D.; Maraston, C.; Bender, R.; Witt, A. N.: Extremely red galaxies: dust attenuation and classification. Monthly Notices of the Royal Astronomical Society 347 (1), S. 1 - 16 (2004)

Pietsch, W.; Mochejska, B. J.; Misanovic, Z.; Haberl, F.; Ehle, M.; Trinchieri, G.: The eclipsing massive X-ray binary M 33 X-7: New X-ray observations and optical identification. Astronomy & Astrophysics 413, S. 879 - 887 (2004)

Porquet, D.; Kaastra, J. S.; Page, K. L.; O'Brien, P. T.; Ward, M. J.; Dubau, J.: XMM-Newton observation of the Seyfert 1 ESO 198-G24. Astronomy & Astrophysics 413 (3), S. 913 - 920 (2004)

Pottelette, R.; Treumann, R. A.; Georgescu, E.: Crossing a narrow-in-altitude turbulent auroral acceleration region. Nonlinear Processes in Geophysics 11 (2), S. 197 - 204 (2004)