By Hans-Volker Klapdor-Kleingrothaus, Richard Arnowitt
The look for darkish topic within the universe has demonstrated itself as probably the most fascinating and critical fields of astrophysics, particle physics and cosmology. The lectures and talks during this ebook emphasize the experimental and theoretical prestige and destiny views, stressing specifically the interaction among astro- and particle physics.
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Additional resources for Dark Matter in Astro- and Particle Physics: Proceedings of the International Conference DARK 2004, College Station, USA, 3-9 October, 2004
Zhukov for their contributions to this interesting project. Furthermore I thank V. Moskalenko, A. Strong and O. Reimer for numerous discussions on galactic gamma rays. This work was supported by the DLR (Deutsches Zentrum f¨ ur Luft- und Raumfahrt) and a grant from the DFG (Deutsche Forschungsgemeinschaft, Grant 436 RUS 113/626/0-1). References 1. N. L. html 2. L. Bergstr¨ om, Rept. Prog. Phys. 63 (2000) 793, hep-ph/0002126 3. G. Bertone, D. Hooper and J. Silk, hep-ph/0404175 26 W. de Boer 4. E.
Semenov, Comp. Phys. Commun. fr/lapth/micromegas 21. R. Ellis, S. A. Olive and G. Weiglein, hep-ph/0411216 22. L. Roszkowski, Pramana 62 (2004) 389, hep-ph/0404052 23. edu 24. P. Gondolo, J. Edsjo, P. Ullio, L. Bergstrom, M. A. edu 1 Introduction In recent years gravitational lensing has moved from being an obscure curiosity to being a fundamental tool in astronomy. If you look at the sophisticated uses and complicated formalisms that have developed around gravitational lensing it may be surprising that everything in lensing comes from the very simple Einstein light bending formula, ∆θ = 4GM , bc2 (1) where b is the impact parameter, M is the mass of the lens and G is Newton’s constant.
5 Conclusions Lensing has a bright future for the observation of dark objects. It actually can’t be beat for this purpose, and will probably become more and more important in the future. We see several large projects that will have lensing as a main component: SIM, LSST, SNAP, etc. and expect that more will be conceived of in the future. References 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. A. , A&A, 417. , ApJ Lett. , et al. 2004, Impact of Gravitational Lensing on Cosmology, Proceedings IAU Symposium No.