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We propose a sensitive new detector based on Cooper pair breaking in a superconductor. The quantum capacitor detector (QCD) exploits the extraordinary sensitivity of superconducting single-electron devices to the presence of quasiparticles…

Astrophysics · Physics 2008-06-27 P. M. Echternach , M. D. Shaw , J. Bueno , P. K. Day , C. M. Bradford

We review the use of hybrid thin films composed of superconductors and ferromagnets for creating non-reciprocal electronic components and self-biased detectors of electromagnetic radiation. We begin by introducing the theory behind these…

Time-division multiplexing of cryogenic signals is a promising approach to reduce space requirements, shorten cooldown times, and increase the number of quantum devices measured per cooldown. We demonstrate time-division multiplexing of…

Integrated arrays of Superconducting Nanowire Single Photon Detectors (SNSPDs) have shown capabilities such as Photon Number Resolution, single photon imaging and coincidences detection, and can be effectively used also in other different…

We present the electro-thermal characterization of transition-edge sensor (TES) detectors suspended on Si membranes fabricated using a silicon-on-insulator (SOI) wafer. The use of an all-silicon fabrication platform, in contrast to the more…

Different terrestrial terahertz applications would benefit from large-format arrays, operating in compact and inexpensive cryocoolers at liquid helium temperature with sensitivity, limited by the 300-K background radiation only. A…

Instrumentation and Detectors · Physics 2018-07-03 Artem Kuzmin , Steffen Doerner , Stefan Singer , Ilya Charaev , Konstantin Ilin , Stefan Wuensch , Michael Siegel

DEPFET pixel detectors are unique devices in terms of energy and spatial resolution because very low noise (ENC = 2.2e at room temperature) operation can be obtained by implementing the amplifying transistor in the pixel cell itself. Full…

We present a new encoder-decoder Vision Transformer architecture, Patcher, for medical image segmentation. Unlike standard Vision Transformers, it employs Patcher blocks that segment an image into large patches, each of which is further…

Image and Video Processing · Electrical Eng. & Systems 2023-05-31 Yanglan Ou , Ye Yuan , Xiaolei Huang , Stephen T. C. Wong , John Volpi , James Z. Wang , Kelvin Wong

Diffuse X-ray Explorer (DIXE) is a proposed X-ray spectroscopic survey experiment for the China Space Station. Its detector assembly (DA) contains the transition edge sensor (TES) microcalorimeter and readout electronics based on the…

Instrumentation and Methods for Astrophysics · Physics 2024-05-14 Jiejia Liu , Sifan Wang , Hai Jin , Qian Wang , Wei Cui

We propose to operate a superconducting transition edge sensor (TES) using a different type of biasing, in which the resistance of the TES is kept constant by means of feedback on the bias voltage and is independent of the incoming signal…

Instrumentation and Detectors · Physics 2015-06-12 Jan van der Kuur , Mikko Kiviranta

Here we propose a new design paradigm for a superconducting nanowire single photon detector that uses a multi-layer architecture that places the electric leads beneath the nanowires. This allows for a very large number of detector elements,…

Optics · Physics 2015-06-04 A. Matthew Smith

The possibility of applying stacks of capacitive and inductively coupled and synchronized Josephson junctions as either high radiation power or wideband current controlled terahertz modulator is proposed and investigated. The properties of…

Superconductivity · Physics 2012-05-15 Alireza Kokabi , Hamed Kamrani , Mehdi Fardmanesh

At SRON we have been developing X-ray TES micro-calorimeters as backup technology for the X-ray Integral Field Unit (X-IFU) of the Athena mission, demonstrating excellent resolving powers both under DC and AC bias. We also developed a…

Instrumentation and Methods for Astrophysics · Physics 2025-06-04 D. Vaccaro , H. Akamatsu , L. Gottardi , M. de Wit , M. P. Bruijn , J. van der Kuur , K. Nagayoshi , E. Taralli , K. Ravensberg , J. R. Gao , J. W. A. den Herder

In this paper, we shed light on how an adaptive, efficient error coding in the transport layer helps ensure the application requirements. We recap the use of MDS codes and show that binary coding can significantly reduce the complexity and…

Information Theory · Computer Science 2022-02-22 Pablo Gil Pereira , Thorsten Herfet

Conventional stereoscopic displays suffer from vergence-accommodation conflict and cause visual fatigue. Integral-imaging-based displays resolve the problem by directly projecting the sub-aperture views of a light field into the eyes using…

Image and Video Processing · Electrical Eng. & Systems 2022-08-24 Chun-Hao Chao , Chang-Le Liu , Homer Chen

We are developing multi-chroic antenna-coupled TES detectors for CMB polarimetry. Multi-chroic detectors increase the mapping speed per focal plane area and provide greater discrimination of polarized galactic foregrounds with no increase…

We present a 1024-element imaging array of superconducting nanowire single photon detectors (SNSPDs) using a 32x32 row-column multiplexing architecture. Large arrays are desirable for applications such as imaging, spectroscopy, or particle…

Instrumentation and Detectors · Physics 2020-01-08 Emma E. Wollman , Varun B. Verma , Adriana E. Lita , William H. Farr , Matthew D. Shaw , Richard P. Mirin , Sae Woo Nam

The front-end electronics of silicon detectors are typically designed to ensure optimal noise performance for the expected input charge. A combination of preamplifiers and shaper circuits result in a nontrivial response of the front-end to…

Instrumentation and Detectors · Physics 2024-07-02 M. J. Basso , E. Buchanan , B. J. Gallop , J. J. John , J. Kaplon , P. T. Keener , P. W. Phillips , L. Poley , C. A. Sawyer , D. Sperlich , M. Warren

Due to their radiation hardness, kilohertz frame rates, and high dynamic range, hybrid pixel detectors have recently expanded their application range to electron diffraction and recently also electron imaging. However, these detectors…