Options
IREA- CNR, Napoli, Italy
1 results
Now showing 1 - 1 of 1
- PublicationOpen AccessLONG-TERM TEMPERATURE MONITORING OF VOLCANIC AREAS BY DISTRIBUTED OPTICAL FIBER SENSORS(2008-09)
; ; ; ; ; ; ; ;Bernini, R.; IREA- CNR, Napoli, Italy ;Gravina, R.; IREA- CNR, Napoli, Italy ;Minardo, A.; Dipartimento di Ingegneria dell’Informazione, Seconda Università di Napoli, Aversa (CE), Italy ;Zeni, L.; Dipartimento di Ingegneria dell’Informazione, Seconda Università di Napoli, Aversa (CE), Italy ;Petrillo, Z.; Istituto Nazionale di Geofisica e Vulcanologia, Sezione OV, Napoli, Italia ;Piochi, M.; Istituto Nazionale di Geofisica e Vulcanologia, Sezione OV, Napoli, Italia ;Scarpa, R.; Dipartimento di Fisica, Università degli studi di Salerno, Italy; ; ; ; ; ; We present the first results of long- term monitoring of temperature profiles at the Campi Flegrei caldera. The measurements were carried out along a 76 meters-deep borehole already equipped with a borehole strain-meter. We installed a cable containing a loop of optical fiber in order to use a fiber-optics distributed sensor based on stimulated Brillouin scattering. The obtained data are consistent with results of both deep and surface geothermal explorations and indicate that geothermal gradient can be efficiently measured and monitored by the proposed technique.157 303