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The scattering of electromagnetic radiation via nonspherical debris has turn into an more and more very important examine subject over the last twenty years. rather than dealing with anisotropic debris of arbitrary form, the authors contemplate the extra amenable challenge of aggregates of round debris. this can be a really passable technique because the optical reaction of nonspherical debris relies extra on their basic symmetry and the amount of refractive fabric than at the exact info in their form.
Those pages current a suite of contemporary papers basically documenting the nascent technological know-how of neutrino geophysics. lots of the papers from talks given at Neutrino Sciences 2005: Neutrino Geophysics held on the college of Hawaii in December 2005. a number of papers have been solicited later as a way to make the gathering as finished as attainable.
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Extra info for 2005: Past Meets Present in Astronomy And Astrophysics: Proceedings of the 15th Portuguese National Meeting
Figure 1. Light curve of OGLE-TR-56, the first planetary system discovered by the transit method. 023 AU to its parent star (Udalski et al. 2002). 38 is to detect Jupiter-size extra-solar planets around main-sequence stars with magnitudes down to V=17. Currently, a Large Area Imager for the Wise Observatory (LAIWO) is beeing built at the Max-Planck fur Astronomie. LAIWO is composed by an array of four front-side illuminated Lockheed CCDs with 4Kx4K pixels, with a pixel size of 15/rni. The camera will be mounted on the 1 m telescope in the Wise Observatory, in the Negev desert, Israel.
72, 336 (1994). 4. S. Boldyrev, Astrophys. J. 569, 841 (2002). 5. H. Politano and A. Pouquet, Phys. Rev. E 52, 636 (1995). 6. M. A. de Avillez and D. Breitschwerdt, Phys. Rev. , submitted (2005). 7. R. Benzi, S. Ciliberto, R. Tripiccione, C. Baudet, F. Massaioli, and S. Succi, Phys. Rev. E 48, R29 (1993). 8. S. Boldyrev, A. Nordlund, and P. Padoan, Phys. Rev. Lett. 89, 31102 (2002). ASTEROSEISMOLOGY A N D VARIABILITY OF Y O U N G STARS * F . J. G. pt do Porto This article reports the analysis of the seismic properties expected for Pre-Main Sequence (PMS) stars.
3). 30 Figure 3. Partially open fields. The lines of force of the dipole-like surface flux distribution (dashed line) and the polar concentration of flux (full line). For the later case notice the field lines bending towards the equator. The field opens up at r=3R«. 4. Discussion and conclusions We show that very different surface flux distributions give rise to similar coronal fields. For surface fields concentrated near the poles, the field lines that emerge at high latitudes are driven towards low latitudes.