2 papers
astro-ph.HE2026
CubeSats Reach the Millisecond X-Ray Domain: Crab Pulsar Timing with SpIRIT/HERMES
Wladimiro Leone, R. Mearns, T. Di Salvo +70
The High Energy Rapid Modular Ensemble of Satellites (HERMES) instrument is a compact X/-ray spectrometer operating on board the 6U (11 kg) SpIRIT CubeSat. The payload is parti…
astro-ph.CO2025
Constraints on Cosmic Birefringence from SPIDER, Planck, and ACT observations
Lu Yin, Shuhang Xiong, Joby Kochappan +2
The Early Dark Energy (EDE) model has been proposed as a candidate mechanism to generate cosmic birefringence through a Chern-Simons coupling between a dynamical scalar field and t…