High Energy Stereoscopic System (HESS) Results
Posted: Thu Dec 05, 2024 12:20 am
Rats. Another DM search fails …
https://physicsworld.com/a/extended-cos ... -features/

https://physicsworld.com/a/extended-cos ... -features/
A new observation of electron and positron cosmic rays has confirmed the existence of what could be a “cooling break” in the energy spectrum at around 1 TeV, beyond which the particle flux decreases more rapidly. Aside from this break, however, the spectrum is featureless, showing no evidence of an apparent anomaly previously associated with a dark matter signal.