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Centro de Astrofísica da Universidade do Porto
High energy emission from YSO jets

Christian Schneider
Hamburger Sternwarte

Abstract
Jets from young stellar objects (YSOs) are an ubiquitous phenomenon of star formation. X-ray emission from YSO jets is a recently discovered new diagnostic of the associated high-energy phenomena. About a dozen X-ray emitting jets are currently known. These detections clearly demonstrate the existence of a million degree plasma spatially close to the hundred times cooler gas usually studied. I will present recent results from high-energy observations of YSO jets and their implications for the heating, cooling and launching process.

30 October 2012, 13:30

Centro de Astrofísica
Rua das Estrelas
4150-762 Porto

Institute of Astrophysics and Space Sciences

Institute of Astrophysics and Space Sciences (IA) is a new but long anticipated research infrastructure with a national dimension. It embodies a bold but feasible vision for the development of Astronomy, Astrophysics and Space Sciences in Portugal, taking full advantage and fully realizing the potential created by the national membership of the European Space Agency (ESA) and the European Southern Observatory (ESO). IA resulted from the merging the two most prominent research units in the field in Portugal: the Centre for Astrophysics of the University of Porto (CAUP) and the Center for Astronomy and Astrophysics of the University of Lisbon (CAAUL). It currently hosts more than two-thirds of all active researchers working in Space Sciences in Portugal, and is responsible for an even greater fraction of the national productivity in international ISI journals in the area of Space Sciences. This is the scientific area with the highest relative impact factor (1.65 times above the international average) and the field with the highest average number of citations per article for Portugal.

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