Presentation
28 August 2024 Developing scalable transition-edge sensor readout through the nonlinear kinetic inductance effect for future IR/O/UV instrumentation
Paul Szypryt, Douglas A. Bennett, Ian Fogarty Florang, Joseph W. Fowler, Jiansong Gao, Andrea Giachero, Ruslan Hummatov, Jozsef Imrek, Adriana E. Lita, John A. B. Mates, Sae Woo Nam, Daniel S. Swetz, Joel N. Ullom, Michael R. Vissers, Jordan Wheeler
Author Affiliations +
Abstract
Here, we introduce the kinetic inductance current sensor (KICS), a novel readout technology based on the nonlinear current dependence of the kinetic inductance in a superconductor. The KICS takes the form of a superconducting resonator with small cross-section inductor, and current input from a TES or similar device causes shifts in the resonant frequency, enabling a sensitive measurement of the TES current. Additionally, the KICS makes use of a superconducting switch, which is used to trap a persistent current in the resonator, reducing noise and bias line pickup and enabling nearly arbitrary frequency tunability. We demonstrate the KICS through the readout of a TES optimized for 1550 nm photon detection, where we measure a resolving power, R, above 5, already matching the performance of a conventional SQUID readout of the same device.
Conference Presentation
(2024) Published by SPIE. Downloading of the abstract is permitted for personal use only.
Paul Szypryt, Douglas A. Bennett, Ian Fogarty Florang, Joseph W. Fowler, Jiansong Gao, Andrea Giachero, Ruslan Hummatov, Jozsef Imrek, Adriana E. Lita, John A. B. Mates, Sae Woo Nam, Daniel S. Swetz, Joel N. Ullom, Michael R. Vissers, and Jordan Wheeler "Developing scalable transition-edge sensor readout through the nonlinear kinetic inductance effect for future IR/O/UV instrumentation", Proc. SPIE PC13103, X-Ray, Optical, and Infrared Detectors for Astronomy XI, PC1310307 (28 August 2024); https://doi.org/10.1117/12.3019333
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