For instance, an X-ray emission, known as the "511-keV emission line," might be linked to the formation of positronium, a bound state between an electron and a positron instead of the traditional ...
14d
Space.com on MSNMysterious phenomenon at the heart of the Milky Way could point to new dark matter suspect. 'We may have been overlooking its subtle chemical effects on the c…Strange events at the heart of the Milky Way could point toward a new dark suspect that annihilates to influence the ...
12d
The Brighterside of News on MSNStrange cosmic phenomenon at center of our galaxy points to new kind of dark matterOnce created, these positrons would form positronium—an exotic atom-like state of an electron and a positron—which then ...
Persistent Link: https://ieeexplore.ieee.org/servlet/opac?punumber=23 ...
Analysis of an arbitrary cross-section in python using the finite element method.
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