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Tuesday, October 9, 2012

Tim Scientists Find How to Order Random Chick of Particle Movement in the Cosmos

One of the unsolved mysteries in contemporary science is how the structures are highly organized to emerge from the random movement of particles. This is true in many situations ranging from astrophysical objects which stretches over millions of light years to the birth of life on Earth.The surprising discovery that there is an electromagnetic field self-organizing in the ionized gas (also known as plasma) will provide a new way for scientists to explore how order emerges from chaos in the cosmos. The findings were published online in the journal Nature Physics, 30 September."We have created a model to explore how the electromagnetic field helps regulate the ionized gas or plasma in astrophysical settings, such as the plasma flows that arise from young stars," said lead author Nathan Kugland, a post-doctoral researcher at the High Energy Density Science Group at Lawrence Livermore National Laboratory (LLNL). "Field-This field help to shape current and possible role in supporting the establishment of mutual gravity of the solar system, which could ultimately lead to the formation of planets like Earth.""This observation is totally unexpected, because the plasma moves so quickly that should flow freely past each other," said Hye-Sook Park, team leaders and staff physicist at LLNL. Park added that "experiments of laser-plasma thrusters can learn the microphysics of the interaction of plasma and the formation of structures under controlled conditions."Studying astrophysics to laboratory experiments to help answer questions about astrophysical objects that are far beyond the reach of direct measurement. This study was conducted as part of an international collaboration, Astrophysical Collisionless Shock Experiments with Lasers (ACSEL), led by LLNL, Princeton University, Osaka University and the University of Oxford.This work was performed at the OMEGA EP laser at Lawrence Livermore National Laboratory. Additional support is provided by the LDRD program and the International Collaboration for High Energy Density Science (ICHEDS), supported by Core-to-Core Program of the Japan Society for the Promotion of Science. The research leading to these surprising results received funding from the European Research Council under the European Community's Seventh Framework Programme.
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