Sap : news 2012
2012By programsBy groups or laboratoriesBy experiments
Formation of stars and planets (2)
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28-11-2012
The planetary rings may be at the origin of most of the satellites around planets
Two scientists from the Université Nice Sophia Antipolis - Observatoire de la Côte d’Azur and from the Université Paris Diderot and CEA, have just proposed the first model to explain the origin of most of the regular ... More » |
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06-07-2012
The formation of a brown dwarf
A team led by Philippe André du Service d'Astrophysique-Laboratoire AIM du CEA-Irfu has just uncovered the very first stage of the formation of a brown dwarf, one of these tiny stars with a mass just above the planets. Several ... More » |
Compact objects and their environment (2)
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05-11-2012
Computation of the X-ray emission of a supernova remnant
An international team of astrophysicists, including Samar Safi-Harb and Gilles Ferrand at the University of Manitoba (Canada) and Anne Decourchelle from the Astrophysical Department-AIM Laboratory (CEA Saclay - France), has produced the first 3D ... More » |
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05-07-2012
Discovery of a transient radio jet from an intermediate-mass black hole
Sporadic ejections of matter are observed in the form of radio jets from supermassive black holes in active galaxies as well as from galactic binary systems hosting a black hole of several solar masses. Do these observations indicate that jet ... More » |
Cosmic ray sources (3)
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05-11-2012
Computation of the X-ray emission of a supernova remnant
An international team of astrophysicists, including Samar Safi-Harb and Gilles Ferrand at the University of Manitoba (Canada) and Anne Decourchelle from the Astrophysical Department-AIM Laboratory (CEA Saclay - France), has produced the first 3D ... More » |
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09-10-2012
New type of cosmic ray discovered after 100 years
Using the European X-ray astronomy satellite XMM-Newton [1], researchers from CNRS [2] and CEA [3] have discovered a new source of cosmic rays. In the vicinity of the remarkable Arches cluster, near the center of the Milky Way, these particles ... More » |
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05-07-2012
Discovery of a transient radio jet from an intermediate-mass black hole
Sporadic ejections of matter are observed in the form of radio jets from supermassive black holes in active galaxies as well as from galactic binary systems hosting a black hole of several solar masses. Do these observations indicate that jet ... More » |
