Recent Technical Improvements to the HAYSTAC Experiment
We report here several technical improvements to the HAYSTAC (Haloscope at Yale Sensitive To Axion Cold dark matter) that have improved operational efficiency, sensitivity, and stability.
KeywordsAxion Cold dark matter HAYSTAC Haloscope Josephson Parametric Amplifier (JPA) Attocube motor tuning Hot rod Thermal link Kevlar Quality factor
This work was supported by the National Science Foundation, under grants PHY-1362305 and PHY-1607417, by the Heising-Simons Foundation under grants 2014-181, 2014-182, and 2014-183, and by Yale University. HAYSTAC is a collaboration between U.C. Berkeley, Colorado University/JILA, and Yale.