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[DIVERS] d'autres dimensions?
Voici un article qui interpelle. Ces chercheurs sont-ils crédibles?
Newswise — Researchers at Northeastern University and the University of
California, Irvine say that scientists might soon have evidence for extra
dimensions and other exotic predictions of string theory. Early results
from a neutrino detector at the South Pole, called AMANDA, show that
ghostlike particles from space could serve as probes to a world beyond our
familiar three dimensions, the research team says.No more than a dozen
high-energy neutrinos have been detected so far. However, the current
detection rate and energy range indicate that AMANDA's larger successor,
called IceCube, now under construction, could provide the first evidence
for string theory and other theories that attempt to build upon our
current understanding of the universe.An article describing this work
appears in the current issue of Physical Review Letters. The authors are:
Luis Anchordoqui, associate research scientist in the Physics Department
at Northeastern University; Haim Goldberg, professor in the Physics
Department at Northeastern University; and Jonathan Feng, associate
professor in the Department of Physics and Astronomy at University of
California, Irvine. The evidence, they say, would come from how neutrinos
interact with other forms of matter on Earth.“To find clues to support
string theory and other bold, new theories, we need to study how matter
interacts at extreme energies,” said Anchordoqui. “Human-made particle
accelerators on Earth cannot yet generate these energies, but nature can
in the form of the highest-energy neutrinos.”
ref : http://www.newswise.com/articles/view/517544/?sc=rssn
Amitié,
Laurence
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