Fundamentals and Applications of Superconducting Nanowire Single Photon Detectors

The demand for superconducting nanowire single-photon detectors (SNSPDs) continues to accelerate across quantum technologies, astronomy, and emerging particle-physics applications. Despite this widespread adoption, the SNSPD community still lacks a dedicated scientific forum that brings together theorists, materials scientists, device physicists, and application-driven researchers. This seminar aims to provide exactly such a platform, bringing leading groups from Asia, Europe, and the United States, many of whom have expressed the need for such a meeting and have already confirmed their participation.

A central goal of the seminar is to connect the latest experimental results with advances in microscopic modelling, to identify crucial missing measurements, and to outline a roadmap toward true theory–experiment convergence. Although modelling of detection mechanisms has progressed significantly over the past decade, many predictions remain only partially tested.

An equally important mission is to rebuild global scientific collaboration after the disruptions of COVID-19, strengthening exchange between established groups and emerging research teams. Given the rapid progress in SNSPD development and commercialization, from quantum communication to mid-IR sensing, megapixel cameras, and novel high-Tc and 2D materials, the field now faces a set of scientific challenges that require broad, international cooperation. These include photon detection for particle and dark-matter experiments, free-space and astronomical applications, integration with cryo-CMOS, and the fundamental question of whether high-Tc superconductors can ultimately meet SNSPD performance standards.

The seminar will also place strong emphasis on supporting young scientists and promoting female researchers in the field. A dedicated session will address community-driven measures such as mentorship networks, support for fellowship applications, master’s exchange funds, and the creation of a shared platform for master’s and PhD project opportunities.

The conference language will be English. The Wilhelm and Else Heraeus-Foundation bears the cost of full-board accommodation for all participants.