| Paper Abstract and Keywords |
| Presentation |
2023-10-30 15:45
Demonstration of a Fast Modulated Microwave SQUID Multiplexer Readout of Optical Transition Edge Sensors Ryota Hayakawa (KEK), Daiji Fukuda, Kaori Hattori, Fuminori Hirayama, Takahiro Kikuchi, Satoshi Kohjiro, Akira Sato, Hirotake Yamamori (AIST) SCE2023-15 |
| Abstract |
(in Japanese) |
(See Japanese page) |
| (in English) |
Optical-TES is a TES based detector optimized for the visible to near-infrared wavelength range.
Recently, it begins to be applied to a variety of applications such as quantum information, bio-imaging, and light dark matter search.
We have been developing a system in which optical TESs are arrayed in multipixel arrays to provide a large detection area, and the signals from these arrays are multiplexed and read out at high speed using a microwave SQUID multiplexing frequency division scheme ($mu$Mux).
In this presentation, we reported the evaluation results of a prototype $mu$Mux chip with a resonance frequency interval of 80MHz, a resonance frequency variation of 20MHz, and a resonator bandwidth of 20MHz, which was designed for signal readout from a 40-pixel optical TES array.
The results of the demonstration experiment of signal readout from a 40-pixel optical TES array using this chip were reported, and issues that need to be addressed when further increasing the number of pixels in the future were discussed. |
| Keyword |
(in Japanese) |
(See Japanese page) |
| (in English) |
super conductivity / transition-edge sensor (TES) / multiplexed readout technique / microwave SQUID multiplexer / single photon detector / / / |
| Reference Info. |
IEICE Tech. Rep., vol. 123, no. 234, SCE2023-15, pp. 16-20, Oct. 2023. |
| Paper # |
SCE2023-15 |
| Date of Issue |
2023-10-23 (SCE) |
| ISSN |
Online edition: ISSN 2432-6380 |
Copyright and reproduction |
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SCE2023-15 |