2 papers
cond-mat.mtrl-sci2026
Beyond Beryllium: AI-Accelerated Materials Discovery for Interstellar Spacecraft Shielding
Yue Li, Xu Pan, Kaiyuan Guo
Project Daedalus (1973--1978), the most detailed interstellar probe design study ever conducted, specified a 9 mm beryllium erosion shield to protect the spacecraft payload during…
astro-ph.HE2026
Precise Measurement of the Cosmic Ray Helium Spectrum above 0.1 PeV
LHAASO Collaboration, Zhen Cao, F. Aharonian +321
We report a measurement of the cosmic ray helium energy spectrum in the energy interval 0.16 -- 13~PeV, derived by subtracting the proton spectrum from the light component~(proton…