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  1. Article

    Open Access

    Time-expanded phase-sensitive optical time-domain reflectometry

    Phase-sensitive optical time-domain reflectometry (ΦOTDR) is a well-established technique that provides spatio-temporal measurements of an environmental variable in real time. This unique capability is being l...

    Miguel Soriano-Amat, Hugo F. Martins, Vicente Durán in Light: Science & Applications (2021)