3 papers
astro-ph.HE2026
Axions explain the formation of supermassive black holes at cosmic dawn
Pierre Sikivie, Yuxin Zhao
In a recent paper we pointed out that supermassive black holes, with masses ranging from to form naturally at cosmic dawn if the dark matter is QCD axions…
astro-ph.GA2025
The nine rings of the galaxy LEDA 1313424
Pierre Sikivie, Yuxin Zhao
The galaxy LEDA 1313424 has recently been discovered by I. Pasha et al. to have nine rings. The authors of the discovery paper interpret the rings to be the result of the passing o…
astro-ph.IM2020
Axion Dark Matter eXperiment: Detailed Design and Operations
R. Khatiwada, D. Bowring, A. S. Chou +48
Axion Dark Matter eXperiment (ADMX) ultra low noise haloscope technology has enabled the successful completion of two science runs (1A and 1B) that looked for dark matter axions in…