Extensive search for axion dark matter over 1 GHz with CAPP's Main Axion eXperiment

S Ahn, JM Kim, BI Ivanov, O Kwon, HS Byun… - Physical Review X, 2024 - APS
We report an extensive high-sensitivity search for axion dark matter above 1 GHz at the
Center for Axion and Precision Physics Research (CAPP). The cavity resonant search …

Axion Minicluster Streams in the Solar Neighborhood

CAJ O'Hare, G Pierobon, J Redondo - Physical Review Letters, 2024 - APS
A consequence of QCD axion dark matter being born after inflation is the emergence of
small-scale substructures known as miniclusters. Although miniclusters merge to form …

Josephson parametric amplifier based quantum noise limited amplifier development for axion search experiments in CAPP

SV Uchaikin, J Kim, C Kutlu, BI Ivanov, J Kim… - Frontiers in …, 2024 - frontiersin.org
This paper provides a comprehensive overview of the development of flux-driven Josephson
Parametric Amplifiers (JPAs) as Quantum Noise Limited Amplifier for axion search …

Analytical estimation of the signal to noise ratio efficiency in axion dark matter searches using a Savitzky-Golay filter

AK Yi, S Ahn, BR Ko, YK Semertzidis - Journal of High Energy Physics, 2023 - Springer
A bstract The signal to noise ratio efficiency ϵ SNR in axion dark matter searches has been
estimated using large-statistic simulation data reflecting the background information and the …