Exploració per tema "Imaging"

Ara es mostren els items 1-20 de 29

    • 3d optical tomography of ferroelectric domains and domain walls 

      Gjaci, Reison (Universitat Politècnica de Catalunya, 2022-09-07)
      Projecte Final de Màster Oficial
      Accés obert
      Realitzat a/amb:   Kungliga Tekniska högskolan
      In ferroelectric materials, the spontaneous polarization can be reversibly switched by an applied electric field, which makes them attractive for applications in non-volatile memories and other electro-active devices. ...

    • Anàlisi i implementació de tècniques de formació d'imatge i localització UWB 

      Guardiola Garcia, Marta (Universitat Politècnica de Catalunya, 2008-07-25)
      Projecte/Treball Final de Carrera
      Accés obert

    • Automated image analysis for single-atom detection in catalytic materials by transmission electron microscopy 

      Mitchell, Sharon; Parés Pont, Ferran; Faust Akl, Dario; Collins, Sean; Kepaptsoglou, Demie; Ramasse, Quentin; Garcia Gasulla, Dario; Pérez Ramírez, Javier; López Alonso, Nuria (2022-03-25)
      Article
      Accés obert
      Single-atom catalytic sites may have existed in all supported transition metal catalysts since their first application. Yet, interest in the design of single-atom heterogeneous catalysts (SACs) only really grew when advances ...

    • Deep-sea litter in the Gulf of Cadiz (Northeastern Atlantic, Spain) 

      Mecho, Ariadna; Francescangeli, Marco; Ercilla Zárraga, Gemma; Fanelli, Emanuela; Estrada Llacer, Ferran; Valencia Martínez de Antoñana, Javier; Sobrino Yraola, Ignacio; Danovaro, Roberto; Company Claret, Joan Baptista; Aguzzi, Jacopo (2019-11-01)
      Article
      Accés obert
      This study describes the distribution and composition of litter from the Gulf of Cadiz (Northeastern Atlantic, Spain), a region of confluence between the Atlantic and Mediterranean, with intense maritime traffic. Several ...

    • Design and development of a portable cytometer based on image sensor technology 

      Pérez Rosas, Juan Miguel (Universitat Politècnica de Catalunya, 2014-09-03)
      Projecte Final de Màster Oficial
      Accés obert
      [ANGLÈS] This Thesis focuses on the development of the opto-mechanical design and software interface of an image cytometer capable of analyzing particulate in a small volume sample. The device consists of an incoherent ...

    • Design, implementation and test of a routine Light Sheet fluorescence microscope 

      Escobet Montalbán, Adrià (Universitat Politècnica de Catalunya, 2015-06)
      Treball Final de Grau
      Accés obert
      Microscopy has revealed an astonishing new world that was previously invisible to our eyes. Unfortunately, we still have very little knowledge of how life actually works, and for that reason new powerful microscopy techniques ...

    • Evaluation of MIRAS space borne instrument performance: snap shot radiometric accuracy and its improvement by means of pixel averaging 

      Camps Carmona, Adriano José; Torres Torres, Francisco; Bará Temes, Francisco Javier; Corbella Sanahuja, Ignasi; Martín Neira, Manuel (1997)
      Text en actes de congrés
      Accés obert

    • Experimental characterization of polarized light backscattering in fog environments 

      Ballesta Garcia, Maria; Peña Gutiérrez, Sara; Garcia Gómez, Pablo; Royo Royo, Santiago (2023-11-01)
      Article
      Accés obert
      This paper focuses on the experimental characterization of the polarization behavior of light backscattered through fog. A polarimetric orthogonal state contrast imager and an active, purely polarized white illuminator ...

    • Framing cutting-edge integrative deep-sea biodiversity monitoring via environmental DNA and optoacoustic augmented infrastructures 

      Stefanni, Sergio; Mirimin, Luca; Stankovic, David; Chatzievangelou, Damianos; Bongiorni, Lucia; Marini, Simone; Modica, Maria Vittoria; Manea, Elisabetta; Bonofiglio, Federico; Río Fernandez, Joaquín del; Cukrov, Neven; Gavrilovic, Ana; De Leo, Fabio C.; Aguzzi, Jacopo (Frontiers Media, 2022-01-12)
      Article
      Accés obert
      Deep-sea ecosystems are reservoirs of biodiversity that are largely unexplored, but their exploration and biodiscovery are becoming a reality thanks to biotechnological advances (e.g., omics technologies) and their integration ...

    • Imaging polarimetry for bio applications 

      Aguado Guaita, Sara (Universitat Politècnica de Catalunya, 2021-09-08)
      Projecte Final de Màster Oficial
      Accés obert
      Realitzat a/amb:   Universitat de Barcelona / Universitat Autònoma de Barcelona
      Polarimetric imaging is especially interesting for the fields of biology and medicine due to the capability of this technique to emphasize certain abnormalities in tissue such as cancerous growths that can interact differently ...

    • In vivo imaging of cell morphology and cellular processes in Caenorhabditis elegans, using non-linear phenomena 

      Filippidis, George; Fotakis, Costas; Gualda Manzano, Emilio José; Tavernarakis, Nektarios; Troulinaki, Kostoula; Mari, Meropi (2009-12)
      Article
      Accés obert
      We present the detailed imaging of structures and processes of the nematodeCaenorhabditis elegans(C. elegans) using non-linear microscopy. Complementary information about the anatomy of thenematode was collected by ...

    • In vivo imaging of cellular structures and processes in Caenorhabditis elegans, using non-linear microscopy 

      Filippidis, George; Fotakis, Costas; Gualda Manzano, Emilio José; Mari, Meropi; Voglis, Giannis; Vlachos, Evangelos; Tavernarakis, Alexandros (Institute of Electrical and Electronics Engineers (IEEE), 2008)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      We present the detailed imaging of structures and processes of the nematode Caenorhabditis elegans (C. elegans) using nonlinear microscopy (TPEF-SHG-THG). Consummative and specific information about the anatomy of the ...

    • In vivo imaging of cellular structures in Caenorhabditis elegans by combined TPEF, SHG and THG microscopy 

      Gualda Manzano, Emilio José; Filippidis, George; Fotakis, Costas; Tavernarakis, Alexandros; Voglis, Giannis (2008-01)
      Article
      Accés obert
      In this study, we use combined two-photon excitationfluorescence (TPEF), second-harmonic generation (SHG) andthird-harmonic generation (THG) measurements to imagecellular structures of the nematodeCaenorhabditis ...

    • In vivo imaging of neurodegeneration in Caenorhabditis elegans by third harmonic generation microscopy 

      Filippidis, George; Fotakis, Costas; Gualda Manzano, Emilio José; Voglis, Giannis; Tavernarakis, Nektarios; Melessanaki, Kristalia (2008-10-31)
      Article
      Accés obert
      In this study, neurodegeneration phenomena wereinvestigated, by performing third harmonic generationimaging measurements on the nematodeCaenorhabditiselegans,in vivo. Thein vivo, precise identification of thecontour ...

    • Linear and Circular UWB Millimeter-Wave and Terahertz Monostatic Near-Field Synthetic Aperture Imaging 

      solano perez, jose antonio; Martinez-Ingles, Maria-Teresa; Molina-Garcia Pardo, Jose Maria; Romeu Robert, Jordi; Jofre Roca, Lluís; Rodríguez, José Victor; Mateo-Aroca, Antonio (Multidisciplinary Digital Publishing Institute (MDPI), 2020-03-10)
      Article
      Accés obert
      Millimeter-wave and terahertz frequencies offer unique characteristics to simultaneously obtain good spatial resolution and penetrability. In this paper, a robust near-field monostatic focusing technique is presented and ...

    • Microwave imaging of tissue blood content changes 

      Hawley, Mark; Broquetas Ibars, Antoni; Jofre Roca, Lluís; Bolomey, Jean Charles; Gaboriaud, Guillaume (1991-05)
      Article
      Accés restringit per política de l'editorial
      Active microwave imaging gives information on the dielectric properties of of the body, allowing the collection of data that are distinct from, but complementary to, those available from other imaging methods based on ...

    • Microwave imaging radiometers by aperture synthesis performance simulator (part 2): instrument modeling, calibration, and image reconstruction algorithms 

      Camps Carmona, Adriano José; Hyuk, Park; Kang, Yujin; Bandeiras, J.; Barbosa, José; Vieira, Paula; Friaças, Ana; d'Addio, Salvatore (2016-05-12)
      Article
      Accés obert
      The Synthetic Aperture Interferometric Radiometer Performance Simulator (SAIRPS) has been a three-year project sponsored by the European Space Agency (ESA) to develop a completely generic end-to-end performance simulator ...

    • Millimeter wave MIMO close range imaging 

      Bouazza, Badr (Universitat Politècnica de Catalunya, 2020-07)
      Projecte Final de Màster Oficial
      Accés obert
      Current and future devices are becoming more intelligent and will be increasingly connected to each other and to other infrastructures making people's lives easier. This growing trend of connectivity between devices is ...

    • Modeling the radiometric signatures of the Earth from space: a tool to study the performance of new radiometers 

      Camps Carmona, Adriano José; Torres Torres, Francisco; Corbella Sanahuja, Ignasi; Bará Temes, Francisco Javier; Abad, A. (1998)
      Text en actes de congrés
      Accés obert
      In the last years two new kinds of microwave radiometers are being studied for Earth observation: aperture synthesis interferometric radiometers and polarimetric radiometers. The first ones are formed by an array of small ...

    • Neuroimage analysis : application to dementia (and brain lesions) 

      Casamitjana Díaz, Adrià (Universitat Politècnica de Catalunya. Biblioteca Rector Gabriel Ferraté, 2018-06-19)
      Presentació
      Accés obert