181 citations · 358 across the 22 of their papers we have counts for
23 papers
Extended High-Mass Axion Search with an Auxetically Tuned Higher-Order-Mode Cavity
Jinsu Kim, Sungjae Bae, Junu Jeong +9
Conventional high-mass axion haloscopes based on the TM mode lose detection volume as the resonant frequency increases. We report an extended axion search using a dielectri…
Search for Axion Dark Matter around \texorpdfstring{}{15.6 microeV} with a Broadly Tunable High-Temperature Superconducting Cavity
Jiwon Lee, Jinsu Kim, Ohjoon Kwon +9
We report an axion dark matter search in the mass range of using a broadly tunable high-temperature superconducting (HTS) haloscope. By soldering…
Multi-tesla operation of high-temperature superconducting cavities for accelerated axion dark matter searches
Danho Ahn, Jinsu Kim, Seongtae Park +10
Axion haloscopes use radio-frequency cavities immersed in a magnetic field to search for dark-matter axions, which could resolve two central puzzles in fundamental physics: the str…
Extended Haloscope Search and Exclusion of a Candidate Signal near 1.036 GHz
Saebyeok Ahn, Boris I. Ivanov, Ohjoon Kwon +33
We report a follow-up axion haloscope search near 1.036 GHz that completes and extends our previous work [Phys. Rev. X 14, 031023 (2024)], in which a portion of the HEMT-based data…
Search for high-frequency gravitational waves via re-analysis of cavity axion data
Younggeun Kim, Jordan Gué, Changhao Xu +17
Monochromatic high-frequency gravitational waves (HFGW) provide a distinctive probe of new physics scenarios, most notably axion clouds around rotating black holes formed via super…
Probing KSVZ Axion Dark Matter near 5.9 GHz Using a 8-Cell Cavity Haloscope
Saebyeok Ahn, Caglar Kutlu, Soohyung Lee +9
We report on a search for axion dark matter in the frequency range near 5.9 GHz, conducted using the haloscope technique. The experiment employed an 8-cell microwave resonator desi…
Axion Dark Matter Search with Near-KSVZ Sensitivity Using the TM Mode
Sungjae Bae, Junu Jeong, Younggeun Kim +9
Dark matter remains one of the most profound mysteries in modern physics, with axions, a hypothetical particle proposed to resolve the strong CP problem, standing as a compelling c…
Enhanced tunable cavity development for axion dark matter searches using a piezoelectric motor in combination with gears
A. K. Yi, T. Seong, S. Lee +5
Most search experiments sensitive to quantum chromodynamics (QCD) axion dark matter benefit from microwave cavities, as electromagnetic resonators, that enhance the detectable axio…
Josephson Parametric Amplifier based Quantum Noise Limited Amplifier Development for Axion Search Experiments in CAPP
Sergey V. Uchaikin, Jinmyeong Kim, Caglar Kutlu +8
This paper provides a comprehensive overview of the development of flux-driven Josephson Parametric Amplifiers (JPAs) as Quantum Noise Limited Amplifier for axion search experiment…
Parameter optimization of Josephson parametric amplifiers using a heuristic search algorithm for axion haloscope search
Younggeun Kim, Junu Jeong, SungWoo Youn +5
The cavity haloscope is among the most widely adopted experimental platforms designed to detect dark matter axions with its principle relying on the conversion of axions into micro…
Extensive search for axion dark matter over 1\,GHz with CAPP's Main Axion eXperiment
Saebyeok Ahn, JinMyeong Kim, Boris I. Ivanov +33
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, exploit…
Experimental search for invisible dark matter axions around 22 μeV
Younggeun Kim, Junu Jeong, SungWoo Youn +9
The axion has emerged as the most attractive solution to two fundamental questions in modern physics related to the charge-parity invariance in strong interactions and the invisibl…
Expanding Scanning Frequency Range of Josephson Parametric Amplifier Axion Haloscope Readout with Schottky Diode Bias Circuit
Minsu Ko, Sergey V. Uchaikin, Boris I. Ivanov +4
The axion search experiments in the microwave frequency range require high sensitive detectors with intrinsic noise close to quantum noise limit. Josephson parametric amplifiers (J…
Systematic Approach for Tuning Flux-driven Josephson Parametric Amplifiers for Stochastic Small Signals
Çağlar Kutlu, Saebyeok Ahn, Sergey V. Uchaikin +5
Many experiments operating at millikelvin temperatures with signal frequencies in the microwave regime are beginning to incorporate Josephson Parametric Amplifiers (JPA) as their f…
Four-channel System for Characterization of Josephson Parametric Amplifiers
Boris I. Ivanov, Jinmyeong Kim, Çağlar Kutlu +8
The axion search experiments based on haloscopes at the Center for Axion and Precision Physics Research (CAPP) of the Institute for Basic Science (IBS) in South Korea are performed…
CAPP Axion Search Experiments with Quantum Noise Limited Amplifiers
Sergey V. Uchaikin, Boris I. Ivanov, Jinmyeong Kim +8
The axion is expected to solve the strong CP problem of quantum chromodynamics and is one of the leading candidates for dark matter. CAPP in South Korea has several axion search ex…
Josephson Parametric Amplifier in Axion Experiments
Jinmyeong Kim, Boris I. Ivanov, Çağlar Kutlu +9
The axion is a hypothetical particle, a promising candidate for dark matter, and a solution to the strong CP problem. Axion haloscope search experiments deal with a signal power co…
Search for the Sagittarius Tidal Stream of Axion Dark Matter around 4.55 eV
Andrew K. Yi, Saebyeok Ahn, Çağlar Kutlu +29
We report the first search for the Sagittarius tidal stream of axion dark matter around 4.55 eV using CAPP-12TB haloscope data acquired in March of 2022. Our result excluded the…
Axion Dark Matter Search around 4.55 eV with Dine-Fischler-Srednicki-Zhitnitskii Sensitivity
Andrew K. Yi, Saebyeok Ahn, Çağlar Kutlu +29
We report an axion dark matter search at Dine-Fischler-Srednicki-Zhitnitskii sensitivity with the CAPP-12TB haloscope, assuming axions contribute 100\% of the local dark matter den…
Near-Quantum-Noise Axion Dark Matter Search at CAPP around 9.5 eV
Jinsu Kim, Ohjoon Kwon, Çağlar Kutlu +9
We report the results of an axion dark matter search over an axion mass range of 9.39-9.51 eV. A flux-driven Josephson parametric amplifier (JPA) was added to the cryogenic rece…
Detector Array Readout with Traveling Wave Amplifiers
A. Giachero, C. Barone, M. Borghesi +35
Noise at the quantum limit over a large bandwidth is a fundamental requirement for future applications operating at millikelvin temperatures, such as the neutrino mass measurement,…
Characterization of a flux-driven Josephson parametric amplifier with near quantum-limited added noise for axion search experiments
Çağlar Kutlu, Arjan F. van Loo, Sergey V. Uchaikin +7
The axion, a hypothetical elementary pseudoscalar, is expected to solve the strong CP problem of QCD and is also a promising candidate for dark matter. The most sensitive axion sea…
First Results from Axion Haloscope at CAPP around 10.7 eV
Ohjoon Kwon, Doyu Lee, Woohyun Chung +20
The Center for Axion and Precision Physics research at the Institute for Basic Science is searching for axion dark matter using ultra-low temperature microwave resonators. We repor…