Now showing items 21-40 of 50

    • Geophone calibration procedure for ocean bottom seismometers (OBS) 

      Roset Juan, Francesc Xavier; Garcia Benadí, Albert; Manuel Lázaro, Antonio (2010-12-01)
      Article
      Open Access
      This is a new calibration procedure for geophones using the expanded uncertainly [1] [2] of null-correction created in our laboratories.
    • Geophone calibration procedure for ocean bottom seismometers (OBS) 

      Roset Juan, Francesc Xavier; Garcia Benadí, Albert; Manuel Lázaro, Antonio (SARTI, 2010)
      Article
      Open Access
    • Good practice guide for c calculation 

      Garcia Benadí, Albert; Cadena Muñoz, Francisco Javier; Sarriá Gandul, David; Sitjar Cañellas, Rafael; Río Fernandez, Joaquín del (SARTI, 2013)
      Conference lecture
      Open Access
    • Good practice guide for C calculation 

      Garcia Benadí, Albert; Cadena Muñoz, Francisco Javier; Sarriá Gandul, David; Sitjar Cañellas, Rafael; Río Fernandez, Joaquín del (2013)
      Conference lecture
      Open Access
      The aim of this paper is to detail the procedure to calculate the C parameter in the spreading factor. This factor is the most important because is the main reason of the pressure level fall. Calculating the C parameter ...
    • Good Practice Guide for calibrating a hydrophone "in situ" 

      Garcia Benadí, Albert; Cadena Muñoz, Francisco Javier; Río Fernandez, Joaquín del; Manuel Lázaro, Antonio (2013)
      Conference report
      Open Access
      The aim of this paper is to provide the basis for the calibration of a hydrophone "in situ", thus assigning a value of uncertainty, which may be high, but according to requirements may be sufficient.
    • Good practice guide for calibrating a hydrophone "in situ" with a non-omnidirectional source at 10 kHz (26-34) 

      Garcia Benadí, Albert; Cadena Muñoz, Francisco Javier; Río Fernandez, Joaquín del; Roset Juan, Francesc Xavier; Manuel Lázaro, Antonio (2015-02-13)
      Article
      Open Access
      The aim of this paper is to provide the basis for the calibration of a hydrophone
    • Good practice guide for calibrating a hydrophone “in situ” 

      Garcia Benadí, Albert; Cadena Muñoz, Francisco Javier; Río Fernandez, Joaquín del; Manuel Lázaro, Antonio (SARTI, 2013)
      Article
      Open Access
    • Initial study of the background noise level variation at the shore Mediterranean sea 

      Garcia Benadí, Albert; Cadena Muñoz, Francisco Javier; Roset Juan, Francesc Xavier; Río Fernandez, Joaquín del (2015)
      Conference report
      Open Access
      The aim of the paper is shows the variation of the background noise level located in the shore Mediterranean Sea using the data acquired by the OBSEA’s hydrophone during a period of time of 4 months, from April 2015 to June 2015
    • Initial study of the background noise level variation at the shore mediterranean sea 

      Garcia Benadí, Albert; Cadena Muñoz, Francisco Javier; Roset Juan, Francesc Xavier; Río Fernandez, Joaquín del (SARTI, 2015)
      Article
      Open Access
      The aim of the paper is shows the variation of the background noise level located in the shore Mediterranean Sea using the data acquires by the OBSEA’s hydrophone during a period of time of 4 months, from April 2015 to ...
    • La ética y la sostenibilidad en comparación con un sistema de gestión de la calidad 

      Garcia Benadí, Albert; Quiñones Ruiz, José Miguel (2011)
      Conference report
      Open Access
      El objetivo de este artículo es mostrar la funcionalidad, la sostenibilidad así como el sentido común y ética en comparación de la implantación de un sitema de gestión de la calidad dentro de la organización sea pública ...
    • L’experiment del cub. Primera part: càlcul de la constant d'avogadro 

      Garcia Benadí, Albert (Institut d'Estudis Catalans (IEC), 2021-04-26)
      Article
      Open Access
    • Metadata-driven universal real-time ocean sound measurement architecture 

      Martínez Padró, Enoc; Garcia Benadí, Albert; Toma, Daniel; Delory, Eric; Gomáriz Castro, Spartacus; Río Fernandez, Joaquín del (Institute of Electrical and Electronics Engineers (IEEE), 2021-02-11)
      Article
      Open Access
      Underwater sound in the oceans has been significantly rising in the past decades due to an increase in human activities, adversely affecting the marine environment. In order to assess and limit the impact of underwater ...
    • Monitoring species in artificial reefs using acoustic communications 

      Sbragaglia, Valerio; Sarriá Gandul, David; Molino Minero, Erik; Manuel Lázaro, Antonio; Garcia Benadí, Albert; Rotllant Estelrich, Guiomar; Gisbert Casas, Enric; Sardà Amills, Francesc; Aguzzi, Jacopo (2011)
      Conference report
      Open Access
      The purpose of this work is to study and evaluate the limitations of using acoustic communications in the vicinity of artificial reefs. By placing hydrophones and transmitters in different strategic locations we have ...
    • OBSEA, a marine sensor testing site for metrology 

      Carandell Widmer, Matias; Garcia Benadí, Albert; Río Fernandez, Joaquín del (2017)
      Conference report
      Open Access
      Marine sensors needs to be tested in real and controlled environments in order to assure, both, proper functionality of the sensor and good enough measurements. Most of the times is not enough testing on the lab, field ...
    • Obsea: a decadal balance for a cabled observatory deployment 

      Río Fernandez, Joaquín del; Nogueras Cervera, Marc; Toma, Daniel; Martínez Padró, Enoc; Artero Delgado, Carola; Bghiel, Ikram; Cadena Muñoz, Francisco Javier; Garcia Benadí, Albert; Sarriá Gandul, David; Aguzzi, Jacopo; Masmitjà Rusiñol, Ivan; Carandell Widmer, Matias; Olivé Duran, Joaquim; Gomáriz Castro, Spartacus; Santamaria, Josep; Manuel Lázaro, Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2020-02-13)
      Article
      Open Access
      The study of the effects of climate change on the marine environment requires the existence of sufficiently long time series of key parameters. The study of these series allows both to characterize the range of variability ...
    • OBSEA: an acoustic-enabled observatory for underwater noise monitoring, sound source localization and tracking 

      Martínez Padró, Enoc; Masmitjà Rusiñol, Ivan; Garcia Benadí, Albert; Toma, Daniel; Gomáriz Castro, Spartacus; Río Fernandez, Joaquín del (2020)
      Conference lecture
      Open Access
      OBSEA is an underwater cabled observatory located 4 km off the coast of Vilanova i la Geltru, Barcelona, Spain at 20m depth. It has been continuously operating since 2009 providing multi-parametric data from a wide range ...
    • Optical fiber used as sea water thermometer 

      Garcia Benadí, Albert; Corredera, Pedro; Campo Maldonado, Maria Dolores del; Río Fernandez, Joaquín del; García Izquierdo, Carmen; Hernández de la Villa, Sonia; Nogueras Cervera, Marc; Pulido, Concepción (2015)
      Conference report
      Open Access
    • Optical fibers to measure temperature vertical profile at sea 

      Garcia Benadí, Albert; Río Fernandez, Joaquín del; Nogueras Cervera, Marc; Garcia Izquierdo, C.; Campo, D. del; Hernández, S. (SARTI, 2016)
      Conference lecture
      Open Access
      The paper is focus in the use the optical fiber to measure the temperature in various heigh at the same time to get a temperature vertical variation. The temperature measurements are puntual while the Bragg gratings ...
    • El portal científic i tècnic: els equips i serveis de la UPC a un clic!! 

      Guasch Brull, Valentí; Gimeno Villach, Rosa; Salán Ballesteros, Maria Núria; Garcia Benadí, Albert; Figueres Villaró, David (2010-06)
      External research report
      Open Access
    • Precipitation type classification of micro rain radar data using an improved doppler spectral processing methodology 

      Garcia Benadí, Albert; Bech, Joan; González Herrero, Sergi; Udina, Mireia; Codina Sánchez, Bernat; Georgis, Jean-François (Multidisciplinary Digital Publishing Institute (MDPI), 2020-12-16)
      Part of book or chapter of book
      Open Access
      This paper describes a methodology for processing spectral raw data from Micro Rain Radar (MRR), a K-band vertically pointing Doppler radar designed to observe precipitation profiles. The objective is to provide a set of ...