$SNOV supernova

Latest papers

1. A Parsec-Scale Transient High-Frequency-Peaked Radio Source in the Very Large Array Sky Survey Brightening and Fading over a Decadal Timescale astro-ph.HE · 14 Oct · 1 hit

   …\sim +12,000\,\mathrm{rad}\,\mathrm{m}^{-2}$. On the sky, VT J1823-2345 coincides with a supernova remnant and an F-type star, but no background galaxy is seen. Based on the multi-wavelength…

2. LHAASO Constraints on New-Source Cosmic Rays:Abundance Scenarios and Injection Spectral Indices astro-ph.HE · 14 Oct · 1 hit

   …also to the pre-knee spectral hardening. Their markedly different astrophysical environments, compared with supernova remnants (SNRs), may imprint distinct cosmic-ray abundances. We investigate the spectra and…

3. The contact frontier in Galactic civilization networks: radial structure and the Galactic habitable zone astro-ph.GA · 14 Oct · 1 hit

   …GHZ model, the radius of peak civilization density depends only logarithmically on the strength of supernova sterilization, and the wide range of published peak radii, from the Galactic centre to 12 kpc, is…

4. Testing Departures from the $\Lambda$CDM model in f(T) Gravity with DESI DR2 astro-ph.CO · 14 Oct · 1 hit

   …are combined. Using the DESI DR2 BAO measurements, Cosmic Microwave Background (CMB), and Pantheon+ Type Ia Supernovae (SNe Ia) sample, we constrain three representative $f(T)$ models: the power-law, exponential, and…

5. Large dust grains escaping from a supernova remnant astro-ph.GA · 14 Oct · 2 hits

   Dust grains produced in the supernova (SN) ejecta at early ages are partially destroyed in hot gas of the SN remnant. Large grains owing…

6. Microcaustics: Fast GPU-Accelerated Dynamical Microlensing of Time-Dependent Extended Sources astro-ph.GA · 14 Oct · 1 hit

   …general relativistic and reverberating quasar source model and demonstrate our method with an evolving supernova source. These advances make fully dynamical stellar fields practical for Bayesian and…

7. Transients and Stellar Activity as Revealed by Ultraviolet Diagnostic Tracers astro-ph.SR · 13 Oct · 2 hits

   …offer unique insights into transient and variable astrophysical phenomena, from the Sun and nearby stars to supernovae and star-forming galaxies. Here, we summarise and review the diagnostic power of the UV spectrum…

8. jax-SNANA: A GPU-accelerated Supernova Framework for the SBI Era astro-ph.IM · 13 Oct · 5 hits

   We present jax-SNANA, a JAX reimplementation of the supernova analysis framework SNANA. jax-SNANA enables GPU-accelerated transient simulations and light curve…