We propose a distributed hydrogen sensing system based on ϕ-OTDR and a novel coating configuration with fiber adhesively bonding to palladium foils. An ultra-high sensitivedistributed hydrogen sensing with 5 cm spatial resolution is demonstrated
Luc Thévenaz, Marcelo Alfonso Soto Hernandez, Xin Lu
Luc Thévenaz, Marcelo Alfonso Soto Hernandez, Andrey Denisov