Colloque - Adriana E. Lita : Development of Superconducting Single-Photon Detectors for Quantum Information Applications

Épisode de Innovation technologique Liliane Bettencourt (2025-2026) - Pascale Senellart par Collège de France · 16 avril 2026 · 42 min

Pascale Senellart

Chaire annuelle Innovation technologique Liliane Bettencourt (2025-2026)

Collège de France

Année 2025-2026

Colloque : Light-based Quantum Technologies

Pascale Senellart, chaire Innovation technologique Liliane Bettencourt

Colloque - Adriana E. Lita : Development of Superconducting Single-Photon Detectors for Quantum Information Applications

Adriana E. Lita

Résumé

Single-photon detectors are a key enabling technology for the realization of light-based quantum information applications. These devices operate at the fundamental limit of electromagnetic signal strength, which places stringent requirements on their performance. The quest for an ideal single-photon detector aims to combine as many of the following performance metrics as possible: near-unity detection efficiency, ultra-low dark count rates, fast temporal response, and photon-number-resolving capability, all across a wide spectral range.  In this presentation I will review the development and latest performance records achieved by single-photon detectors, with a focus on superconducting detectors such as Superconducting Nanowires Single-Photon Detectors (SNSPDs) and Transition-Edge Sensors (TESs). I will highlight how these detectors have redefined the state-of-the-art and conclude by showcasing representative applications in quantum information science and related fields.

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À propos du podcast

Présentation de la chaire La chaire annuelle Innovation technologique Liliane Bettencourt, créée en 2006, marque la volonté commune du Collège de France et de la Fondation Bettencourt Schueller de mettre en valeur l'importance des travaux qui doivent être consacrés à l'innovation technologique.…

Innovation technologique Liliane Bettencourt (2025-2026) - Pascale Senellart

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