Exploració per tema "Deformation"

Ara es mostren els items 1-20 de 31

    • A novel ultra-light suction device for mechanical characterization of skin 

      Müller, Bettina; Elrod, Julia; Pensalfini, Marco; Hopf, Raoul; Distler, Oliver; Schiestl, Clemens; Mazza, Edoardo (Public Library of Science (PLOS), 2018-08-08)
      Article
      Accés obert
      Suction experiments have been extensively applied for skin characterization. In these tests the deformation behavior of superficial tissue layers determines the elevation of the skin surface observed when a predefined ...

    • Active reflectors for interferometric SAR deformation measurement 

      Wassie, Yismaw Abera; Crosetto, Michele; Luzi, Guido; Montserrat, Oriol; Barra, Anna; Palamá, Riccardo; Cuevas Gonzalez, Maria; Mirmazloumi, Seyedmohammad; Espín López, Pedro Fidel; Crippa, Bruno (2021-06-28)
      Article
      Accés obert
      This paper is focused on the design, implementation and testing of an active reflector, to be used to support deformation monitoring studies based on Synthetic Aperture Radar interferometry. The device is designed to work ...

    • Análisis de las fisuras del Celler Cooperativo de Rocafort de Queralt 

      Calderón Valdiviezo, Lucrecia Janneth; Maristany Carreras, Jordi (2012-04)
      Article
      Accés obert
      En el presente trabajo se analizan las patologías existentes en el edificio del Celler Cooperativo de Rocafort de Queralt: obra del arquitecto César Martinell y catalogado como Patrimonio Nacional de Cataluña. La ...

    • Assessment of the contribution of polarimetric persistent scatterer interferometry on Sentinel-1 data 

      Luo, Jiayin; López Sánchez, Juan Manuel; De Zan, Francesco; Mallorquí Franquet, Jordi Joan; Tomás Jover, Roberto (Institute of Electrical and Electronics Engineers (IEEE), 2022-09-14)
      Article
      Accés obert
      Time series of Sentinel-1 data are widely used for monitoring displacements of the Earth surface using persistent scatterer interferometry. By default over land, Sentinel-1 images include two polarimetric channels: 1) VV ...

    • Atmospheric phase screen compensation in ground-based sar with a multiple-regression model over mountainous regions 

      Iglesias González, Rubén; Fabregas Canovas, Francisco Javier; Aguasca Solé, Alberto; Mallorquí Franquet, Jordi Joan; López Martínez, Carlos; Gili Ripoll, José Antonio; Corominas Dulcet, Jordi (Institute of Electrical and Electronics Engineers (IEEE), 2014-05-01)
      Article
      Accés restringit per política de l'editorial
      In this paper, a new model-based technique for the compensation of severe height-dependent atmospheric artifacts, using ground-based synthetic aperture radar (SAR) data over mountainous regions, is proposed. The method ...

    • Automatic 3D model creation for virtual avatars 

      Fernández Carmona, David (Universitat Politècnica de Catalunya, 2011-07-06)
      Projecte/Treball Final de Carrera
      Accés obert
      English: Registration and deformation of a generic model given a 3D point cloud

    • Comparison between differential SAR interferometry and ground measurements data in the displacement monitoring of the earth-dam of Conza della Campania (Italy) 

      Di Martire, Diego; Iglesias González, Rubén; Monells Miralles, Daniel; Centolanza, Giuseppe; Sica, Stefania; Ramondini, Massimo; Pagano, Luca; Mallorquí Franquet, Jordi Joan; Calcaterra, Domenico (2014-05-25)
      Article
      Accés restringit per política de l'editorial
      This paper presents the application of Differential Synthetic Aperture Radar (SAR) interferometry (DInSAR) algorithms for the precise monitoring of earth dams ground deformation. The test site selected for this study is ...

    • DInSAR pixel selection based on sublook spectral correlation along time 

      Iglesias González, Rubén; Mallorquí Franquet, Jordi Joan; López Dekker, Francisco J. (Institute of Electrical and Electronics Engineers (IEEE), 2014-07-01)
      Article
      Accés restringit per política de l'editorial
      The reliability of any final differential synthetic aperture radar (SAR) interferometry (DInSAR) product is directly related to the phase quality of the interferograms involved in the processing. Performing an appropriate ...

    • Diseño y simulación de un parachoques de automóvil 

      Justicia Gallardo, Daniel (Universitat Politècnica de Catalunya, 2014-12)
      Treball Final de Grau
      Accés restringit per decisió de l'autor
      [CASTELLÀ] Actualmente, la función que desempeña el parachoques delantero de un vehículo, además de la parte estética y aerodinámica, es proteger el propio automóvil de pequeños impactos a bajas velocidades. Para ello el ...

    • EBSD characterization of repetitive grain refinement in AZ31 magnesium alloy 

      Fatemi Varzaneh, S. M; Zarei Hanzaki, A; Cabrera Marrero, José M.; Rodríguez Calvillo, Pablo (2015-01-15)
      Article
      Accés obert
      A polycrystalline Mg-3Al-1Zn was subjected to high plastic strains by applying accumulative back extrusion (ABE) process. Electron back scatter diffraction analyses were used to explore the grain refinement mechanisms. A ...

    • Effect of loading and suction history on time dependent deformation of coarse crushed slate 

      Romero Morales, Enrique Edgar; Alvarado de Menéndez, Clara Elena; Alonso Pérez de Agreda, Eduardo (CRC Press, 2013)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The paper presents the results of an experimental investigation aimed at evaluating the time-dependent compressibility of coarse crushed quartzitic slate, focusing on the effects of the previ- ous loading and hydraulic ...

    • Estudi, disseny i modelatge d'una màquina posicionadora de soldadura 

      Castillo Fernández, Víctor (Universitat Politècnica de Catalunya, 2018-02)
      Treball Final de Grau
      Accés obert
      [CATALÀ] Aquest projecte es realitza com a conseqüència de diferents necessitats: primerament finalitzar el grau d'enginyeria mecànica, la segona per a aprofundir en els coneixements assolits durant el grau i per últim per ...

    • Features of interface formation in crystallites under mechanically activated diffusion. A molecular dynamics study. 

      Nikonov, Anton Yu.; Dmitriev, Andrey I.; Konovalenko, Ivan S.; Kolubaev, Evgeniy A.; Astafurov, Sergey V.; Psakhie, Sergey G. (CIMNE, 2015)
      Comunicació de congrés
      Accés obert
      In this paper, we carried out investigation of behavior of the material under loading condition identical those used in FSW using molecular dynamic method. The loading was modelled by a rigid rotating “tool” that movies ...

    • Fluid-structure interaction of NASA High Speed Common Research Model 

      Hueso Carro, Adrià (Universitat Politècnica de Catalunya, 2022-10-11)
      Projecte Final de Màster Oficial
      Accés obert
      Realitzat a/amb:   Chalmers tekniska högskola
      In recent years, the computational study of fluid-structure interaction has become increasingly important. This is due to the increased demand for more efficient aircraft designs without compromising the integrity of the ...

    • Grinding-induced metallurgical alterations in the binder phase of WC-Co cemented carbides 

      Yang, Jing; Roa Rovira, Joan Josep; Schwind, Martin; Odén, Magnus; Johansonn Joesaar, M. P.; Llanes Pitarch, Luis Miguel (2017-12)
      Article
      Accés obert
      The metallic binder phase dictates the toughening behavior of WC-Co cemented carbides (hardmetals), even though it occupies a relative small fraction of the composite. Studies on deformation and phase transformation of the ...

    • Handling variable shaped & high resolution images for multi-class classification problem 

      Sotiropoulos, Ioannis Nektarios (Universitat Politècnica de Catalunya, 2020-04-20)
      Projecte Final de Màster Oficial
      Accés obert
      Convolutional Neural Networks (CNNs) are usually trained using a pre-determined fixed spatial image size. While scale-invariance is considered important for visual representations, CNNs are not scale invariant with respect ...

    • Identifying the high entropy characteristic in La-based metallic glasses 

      Zhang, LangTing; Duan, Yajuan; Crespo Artiaga, Daniel; Pineda Soler, Eloi; Wada, T.; Kato, Hidemi; Pelletier, J. M.; Qiao, Jichao (2021-08-05)
      Article
      Accés obert
      High temperature deformation was probed in a La-based high entropy metallic glass with an evident slow ß relaxation. The correlation between high configurational entropy and high temperature deformation mechanism was ...

    • Mechano-biological and bio-mechanical pathways in cutaneous wound healing 

      Pensalfini, Marco; Buganza Tepole, Adrian (Public Library of Science (PLOS), 2023-03-09)
      Article
      Accés obert
      Injuries to the skin heal through coordinated action of fibroblast-mediated extracellular matrix (ECM) deposition, ECM remodeling, and wound contraction. Defects involving the dermis result in fibrotic scars featuring ...

    • Modeling of gas migration through low-permeability clay rock using information on pressure and deformation from fast air injection tests 

      Senger, Rainer; Romero Morales, Enrique Edgar; Marschall, Paul (2018-07)
      Article
      Accés obert
      The characterization of gas migration through low-permeability clay formations has been a focus of R&D programs for radioactive waste disposal, which is also of great importance for shale gas exploration, cap-rock behavior ...

    • Modified digital image correlation aided measurement of the transverse to longitudinal deformation ratio for polymeric macro-fibres 

      Ikumi Montserrat, Tai; Pujadas Álvarez, Pablo; de la Cruz, Janill Marie; Segura Pérez, Ignacio; Fuente Antequera, Albert de la (Elsevier, 2022-11)
      Article
      Accés obert
      Considering the increasing interest of polymeric macro-fibres reinforced concrete, a simple and straightforward method to assess the fibre’s transverse to longitudinal deformation ratio (¿f) becomes a determining aspect ...