Fiber-Optic Sensors for Geo-Hydrological Applications: basic concepts and applications
Luca Schenato (a) (a) Research Institute for Geo-Hydrological Protection, National Research Council, Corso Stati Uniti, 4, 35127, Padova, Italy. E-mail: luca.schenato@cnr.it
In this short note, basic concepts about fiber-optic sensors are presented, with respect to applications in geology and hydrology. Fiber-Bragg gratings and distributed fiber-optic sensors are then discussed more in detail.