3 papers
physics.optics2026
Characterization of Event-Based Vision Sensors for High-Speed Optical Instrumentation
Tomás Lopes, Joana M. Teixeira, Tiago D. Ferreira +3
Event-based vision sensors provide asynchronous event generation and microsecond timestamp resolution, which may be useful for high-speed optical measurements. However, precise eve…
physics.optics2025
Event-based Speckle Interrogation for High-Bandwidth Multi-point Optical Fiber Sensing
Tomás Lopes, Joana Teixeira, Vicente V. Rocha +4
Speckle-based fiber optic sensors are well-known to offer high sensitivity but are strongly limited on the interrogation side by low camera frame rates and dynamic range. To addres…
physics.optics2025
Multimodal Speckle-polarization Fiber-optic Sensing for Localized and High-bandwidth Vibration Monitoring
Catarina S. Monteiro, Tomás Lopes, Joana Teixeira +3
High-bandwidth and multi-point acoustic and vibration sensing is a critical asset for real-time condition monitoring, maintenance, and surveillance applications. In the case of lar…