Site-Selective Enhancement of Superconducting Nanowire Single-Photon Detectors via Local Helium Ion Irradiation

Stefan Strohauer, Fabian Wietschorke, Lucio Zugliani, Rasmus Flaschmann, Christian Schmid, Stefanie Grotowski, Manuel Müller, Björn Jonas, Matthias Althammer, Rudolf Gross, Jonathan J. Finley, Kai Müller

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

We investigate the influence of helium ion irradiation on the properties of NbTiN superconducting single-photon detectors and observe enhanced detector performance. Tailoring the detector design and irradiation enables detectors that outperform optimized unirradiated detectors.

Original languageEnglish
Title of host publication2024 Conference on Lasers and Electro-Optics, CLEO 2024
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781957171395
StatePublished - 2024
Event2024 Conference on Lasers and Electro-Optics, CLEO 2024 - Charlotte, United States
Duration: 7 May 202410 May 2024

Publication series

Name2024 Conference on Lasers and Electro-Optics, CLEO 2024

Conference

Conference2024 Conference on Lasers and Electro-Optics, CLEO 2024
Country/TerritoryUnited States
CityCharlotte
Period7/05/2410/05/24

Keywords

  • Detectors
  • Electro-optical waveguides
  • Helium
  • Ions
  • Lasers and electrooptics
  • Radiation effects

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