Exploració per autor "Gili Ripoll, José Antonio"
Ara es mostren els items 20-39 de 49
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Laboratory test to study the effect of comminution in rockfalls
Matas Casado, Gerard; Parra, E.; Lantada, Nieves; Gili Ripoll, José Antonio; Ruiz Carulla, Roger; Corominas Dulcet, Jordi; Moya Sánchez, José; Prades Valls, Albert; Buill Pozuelo, Felipe; Núñez Andrés, María Amparo; Puig i Polo, Càrol (2021)
Comunicació de congrés
Accés restringit per política de l'editorialFragmentation in rockfalls reduces the size of the blocks and increases the number of fragments. It affects the runout and the impact energies, having implications in the associated hazard and therefore in the subsequent ... -
Landslide monitoring using multi-temporal SAR interferometry with advanced persistent scatterers identification methods and super high-spatial resolution terraSAR-X Images
Zhao, Feng; Mallorquí Franquet, Jordi Joan; Iglesias González, Rubén; Gili Ripoll, José Antonio; Corominas Dulcet, Jordi (Multidisciplinary Digital Publishing Institute (MDPI), 2018-06-01)
Article
Accés obertLandslides are one of the most common and dangerous threats in the world that generate considerable damage and economic losses. An efficient landslide monitoring tool is the Differential Synthetic Aperture Radar Interferometry ... -
Landslide monitoring with staring-spotlight data: Canillo case study
Mallorquí Franquet, Jordi Joan; Hu, Zhongbo; Corominas Dulcet, Jordi; Gili Ripoll, José Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2017)
Text en actes de congrés
Accés restringit per política de l'editorialOne of the main applications of SAR interferometry is the monitoring of hazard risks related with urban subsidence and landslide instabilities. The different sensors available offer different carrier frequencies, image ... -
Long term real scale experiment to assess the thermal effects on the deformation monitoring of buildings
Gili Ripoll, José Antonio; Lantada, Nieves; Núñez Andrés, María Amparo; Lian, Zengzeng; Zabaleta Zenarrutzabeitia, Izturitz; Puig i Polo, Càrol; Tamagnan, Damien; Alonso, Luis (2013)
Text en actes de congrés
Accés restringit per política de l'editorialNew underground transportation infrastructures as subway and railway tunnels are increasingly being constructed under urban areas. These and other underground developments disturb the preexistent city constructions as ... -
Mejoras introducidas en la red local de monitorización de movimientos de Cardona al trabajar con doble constelación GNSS
Gili Ripoll, José Antonio; Lantada, Nieves; Puig i Polo, Càrol; Marturià, Jordi (2009)
Text en actes de congrés
Accés obertAlrededor de la localidad de Cardona (Barcelona, España) la explotación minera ha provocado subsidencias y otros desórdenes en superficie. En 1997 se estableció en la zona una red local de unos 40 puntos, para control de ... -
Microstructural deformation mechanisms of unsaturated granular soils
Gili Ripoll, José Antonio; Alonso Pérez de Agreda, Eduardo (Wiley, 2002)
Article
Accés obertA discrete model for unsaturated granular soils has been developed. Three discrete entities have been defined: particles, water menisci and pores. Local interaction forces and water transfer mechanisms have been integrated ... -
Modelización de desprendimientos rocosos considerando la fragmentación
Matas Casado, Gerard; Lantada, Nieves; Corominas Dulcet, Jordi; Gili Ripoll, José Antonio; Ruiz Carulla, Roger; Prades Valls, Albert (International Centre for Numerical Methods in Engineering (CIMNE), 2017)
Text en actes de congrés
Accés obertDeterminar el riesgo al que está expuesto un edificio o una infraestructura debido a los desprendimientos rocosos mediante la Evaluación Cuantitativa de Riesgo requiere estudiar la peligrosidad, que integra la magnitud del ... -
Monitoring sea level by tide gauges and GPS at Barcelona and Estartit harbours
Martínez Benjamín, Juan José; Gili Ripoll, José Antonio; López Bravo, Rogelio; Bosch, Ernest; Perez, Begoña; Pros, Francesc (2012)
Comunicació de congrés
Accés obertThe presentation is directed to the description of the actual situation of the geodetic infrastructure of Barcelona and l’Estartit sites for sea level determination and contribution to regional sea level rise -
Multi-technique approach to rockfall monitoring in the Montserrat massif (Catalonia, NE Spain)
Janeras Casanova, Marc; Jara Salvador, José Antonio; Royan, Manuel J.; Vilaplana, Joan Manuel; Aguasca Solé, Alberto; Fabregas Canovas, Francisco Javier; Gili Ripoll, José Antonio; Buxó, Pere (2017-03-09)
Article
Accés obert
Realitzat a/amb: Institut Cartogràfic i Geològic de Catalunya / Universitat de Barcelona. Departament de Dinàmica de la Terra i de l'OceàMontserrat Mountain is located near Barcelona in Catalonia, in the northeast of Spain, and its massif is formed by conglomerate interleaved by siltstone/sandstone with steep slopes very prone to rockfalls. The increasing ... -
Nivelación de la estación GPS de la torre de control y del mareógrafo de la Autoridad Portuaria de Barcelona
López Bravo, Rogelio; Tapia Gómez, Ana M.; Gili Ripoll, José Antonio; Pros Llavador, Francesc; Martínez Benjamín, Juan José (Ilustre Colegio Oficial de Ingenieros Técnicos en Topografía de España, 2012)
Text en actes de congrés
Accés restringit per política de l'editorial: La nueva Torre de Control del Puerto de Barcelona, que está operativa desde Junio de 2008, cuenta en su parte superior con una estación de referencia GNSS. En sus inmediaciones se encuentra un mareógrafo Radar de la red ... -
Nivelación hidrostática entre dos mareógrafos situados en el Puerto de Barcelona
Tapia Gómez, Ana M.; López Bravo, Rogelio; Gili Ripoll, José Antonio; Palau Teixidó, Vicenç; Pros, Francesc (2016)
Comunicació de congrés
Accés obertEste estudio pretende relacionar los registros (marzo de 2013 a febrero de 2014) de dos mareógrafos situados en el Puerto de Barcelona y que se han denominado BCN2 y BCN3. El mareógrafo BCN2 pertenece a la RED de ... -
Past, present and future monitoring at the Vallcebre landslide (Eastern Pyrenees, Spain)
Gili Ripoll, José Antonio; Corominas Dulcet, Jordi; Moya Sánchez, José; Crosetto, Michele; Montserrat, Oriol (2021-01)
Article
Accés obertWorks carried out to monitor the displacements of the Vallcebre landslide (Pyrenees range, NE of Spain) since 1987 are presented. The landslide, which extends over an area of about 0.8 km2 and affects more than 20 × 106 ... -
Preliminary results of the 2013 Ibiza calibration campaign of Jason 2 and Saral altimeters
Frappart, Frédéric; Martínez Benjamín, Juan José; Gracia Gómez, Carlos; López Bravo, Rogelio; Tapia Gómez, Ana M.; Valles Casanova, I. Berenguer; Gili Ripoll, José Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2014)
Text en actes de congrés
Accés restringit per política de l'editorialThis study presents the preliminary results of the 2013 Ibiza calibration campaign of Jason-2 and Saral altimeters. It took place from 14 to 16 September 2013 and was composed of two phases: the calibration of the GNSS ... -
Primeros resultados de una red GPS de monitorización de asentamientos en la cuenca potásica catalana (N-E de España)
Gili Ripoll, José Antonio; Lantada, Nieves; Concha, Aline; Soler, Xavier; Puig i Polo, Càrol; Marturià, Jordi (2011)
Text en actes de congrés
Accés obertEn la parte central de Cataluña se encuentra la zona geológica conocida como la Cuenca Potásica Catalana, una potente formación de depósitos salinos, mayormente potásicos. Las capas subterráneas afloran superficialmente ... -
PSI deformation map retrieval by means of temporal sublook coherence on reduced sets of SAR images
Iglesias González, Rubén; Mallorquí Franquet, Jordi Joan; Monells Miralles, Daniel; López Martínez, Carlos; Fabregas Canovas, Francisco Javier; Aguasca Solé, Alberto; Gili Ripoll, José Antonio; Corominas Dulcet, Jordi (2015-01-01)
Article
Accés obertPrior to the application of any persistent scatterer interferometry (PSI) technique for the monitoring of terrain displacement phenomena, an adequate pixel selection must be carried out in order to prevent the inclusion ... -
Rockfall fragmentation analysis: Vilanova de Banat case study
Matas Casado, Gerard; Lantada, Nieves; Corominas Dulcet, Jordi; Gili Ripoll, José Antonio; Ruiz Carulla, Roger; Prades Valls, Albert (Centre Internacional de Mètodes Numèrics en Enginyeria (CIMNE), 2017)
Text en actes de congrés
Accés obertFragmentation is a critical mechanism for the calculation of the trajectories of the blocks and the impact energies, for the assessment of the potential damage and for the design of protec-tive structures, although few ... -
Rockfall magnitude-frequency relationship based on multi-source data from monitoring and inventory
Janeras Casanova, Marc; Lantada, Nieves; Núñez Andrés, María Amparo; Hantz, Didier; Pedraza Royo, Oriol; Cornejo, Rocío; Guinau Selles, Marta; García-Sellés, David; Blanco Hinojo, Laura; Gili Ripoll, José Antonio; Palau Ramirez, Joan (Multidisciplinary Digital Publishing Institute (MDPI), 2023-04)
Article
Accés obertQuantitative hazard analysis of rockfalls is a fundamental tool for sustainable risk management, even more so in places where the preservation of natural heritage and people’s safety must find the right balance. The first ... -
Rockfalls: analysis of the block fragmentation through field experiments
Gili Ripoll, José Antonio; Ruiz Carulla, Roger; Matas Casado, Gerard; Moya Sánchez, José; Prades Valls, Albert; Corominas Dulcet, Jordi; Lantada, Nieves; Núñez Andrés, María Amparo; Buill Pozuelo, Felipe; Puig i Polo, Càrol; Martínez Bofill, Joan; Salo Salgado, Lluis; Mavrouli, Olga Christina (2022-05)
Article
Accés obertFragmentation is a common feature of rockfall that exerts a strong control on the trajectories of the generated blocks, the impact energies, and the runout. In this paper, we present a set of four real-scale rockfall tests ... -
RockGIS: a GIS-based model for the analysis of fragmentation in rockfalls
Matas Casado, Gerard; Lantada, Nieves; Corominas Dulcet, Jordi; Gili Ripoll, José Antonio; Ruiz Carulla, Roger; Prades Valls, Albert (2017-03-31)
Article
Accés obertA rockfall is a mass instability event frequently observed in road cuts, open pit mines and quarries, steep slopes and cliffs. After its detachment, the rock mass may disaggregate and break due to the impact with the ground ... -
Sentinel-1 A-DInSAR approaches to map and monitor ground displacements
Krishnakumar, Vrinda; Qiu, Z; Monserrat Hernández, Oriol; Barra, Anna; López-Vinielles, Juan; Gao, Qi; Palamá, Riccardo; Gili Ripoll, José Antonio (Multidisciplinary Digital Publishing Institute (MDPI), 2021-03-16)
Article
Accés obertPersistent scatterer interferometry (PSI) is a group of advanced interferometric synthetic aperture radar (SAR) techniques used to measure and monitor terrain deformation. Sentinel-1 has improved the data acquisition ...