Exploració per tema "Microscòpia electrònica"
Ara es mostren els items 1-17 de 17
-
CNNs for electron microscopy segmentation
(Universitat Politècnica de Catalunya / École Polytechnique Fédérale de Lausanne, 2013)
Treball Final de Grau
Accés restringit per decisió de l'autor
Realitzat a/amb: École polytechnique fédérale de LausanneIn the framework of Biomedicine, mitochondria are known to play an important role in neural function. Recent studies show mitochondrial morphology to be crucial to cellular physiology and synaptic function, and a link ... -
Control de la velocidad de degradación de materiales compuestos para aplicacions biomédicas
(2004-10)
Article
Accés obertEn este trabajo se ha utilizado la técnica del dipping, para practicar varios tipos de recubrimientos de ácido poliláctico sobre un nuevo material compuesto totalmente biodegradable formado por PLA + vidrio de fosfato; ... -
Corrosion rate evaluation by gravimetric and electrochemical techniques applied to the metallic reinforcing structures of a historic building
(2017-09-28)
Article
Accés restringit per política de l'editorialThis work presents the diagnosis procedure followed to determine the degree of damage of a 100-year-oldreinforced concrete building located in Barcelona city, the Sant-Manuel pavilion at Hôpital de la Santa Creui Sant-Pau. ... -
Deformation mechanisms induced by nanoindentation tests on a metastable austenitic stainless steel: a FIB/SIM investigation
(2017-09)
Article
Accés obertMetastable austenitic stainless steels are materials that can undergo austenite to martensite phase transformation when subjected to deformation and thus they represent a multiphase material with interesting mechanical ... -
Electromagnetic shielding effectiveness of polycarbonate/graphene nanocomposite foams processed in 2-steps with supercritical carbon dioxide
(2015)
Article
Accés obertThe electromagnetic interference (EMI) shielding properties of polycarbonate/graphene composites foamed with supercritical carbon dioxide were investigated as a function of cellular morphology and graphene particle dispersion. ... -
Herramientas de procesado de imagen para la microscopía cuantitativa para evaluar el remodelado cardíaco a nivel celular
(Universitat Politècnica de Catalunya, 2010-07)
Projecte/Treball Final de Carrera
Accés obertDesarrollo de herramientas de procesado de imagen para cuantificar automáticamente características morfométricas del tejido cardíaco. Estas características son evaluadas para comprobar la hipótesis clínica de existencia ... -
Hybrid organophosphonic-silane coating for corrosion protection of magnesium alloy AZ91: The influence of acid and alkali pre-treatments
(Elsevier, 2019-01-15)
Article
Accés obertThis work reports the development of environmentally friendly coatings for the protection against corrosion of AZ91 magnesium alloy substrates. As a novelty, the synergic combination of the use of silica precursors and ... -
In vivo imaging of cellular structures and processes in Caenorhabditis elegans, using non-linear microscopy
(Institute of Electrical and Electronics Engineers (IEEE), 2008)
Text en actes de congrés
Accés restringit per política de l'editorialWe 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 ... -
Influence of carbon content on microstructure and properties of a steel matrix cermet
(2018-09-01)
Article
Accés obertThere is a marked correlation between the composition, microstructure and properties in TiCN-based cermets. In the case of using iron alloys as metallic matrix the carbon content is of particular significance, as not only ... -
Insights into interface and bulk defects in a high efficiency kesterite-based device
(2021-01-01)
Article
Accés obertThis work provides a detailed analysis of a high efficiency Cu2ZnSnSe4 device using a combination of advanced electron microscopy and spectroscopy techniques. In particular, a full picture of the different defects present ... -
Restoration mechanisms at moderate temperatures for As-Cast ZK40 magnesium alloys modified with individual Ca and Gd additions
(Multidisciplinary Digital Publishing Institute (MDPI), 2020-12-16)
Article
Accés obertThe deformation behaviour of as-cast ZK40 alloys modified with individual additions of Ca and Gd is investigated at 250 °C and 300 °C. Compression tests were carried out at 0.0001 s-1 and 0.001 s-1 using a modified Gleeble ... -
Simulación del Proceso de Semisólidos Rheocasting (SSR®) en un componente de automoción con PROCAST
(2012-05)
Article
Accés obertLa técnica Semi-Solid Rheocasting es una alternativa a los procesos de fundición tradicionales. La simulación numérica de estos métodos resulta muy útil para definir el proceso real. Se presenta un nuevo ensayo de campo ... -
Sistema de tractament d'imatges per a la mida de Nanopartícules
(Universitat Politècnica de Catalunya, 2018-01-18)
Treball Final de Grau
Accés obertActualment, la mesura de nanopartícules captades a través de microscòpia electrònica és molt important per les aplicacions d'aquestes en diferents àmbits com ara la química i biomedicina que és el cas que ha promogut el ... -
Surface defect of IF steel after the deep drawing process
(Universitat Politècnica de Catalunya / Universiteit Gent, 2014)
Treball Final de Grau
Accés restringit per decisió de l'autor
Realitzat a/amb: Universiteit GentThe aim of this project is to run large EBSD analysis in samples of IF steel in order to look for unusual crystallographic patterns that can provide an explanation for the defects that are observed after the deep drawing ... -
The effect of the Pd precursors on the shape of hollow Ag-Pd alloy nanoparticles using Ag nanocubes as seeds
(American Chemical Society (ACS), 2023-01-01)
Article
Accés obertHollow Ag–Pd nanoparticles have potentially high catalytic performance owing to their larger surface area compared to their corresponding solid nanoparticles. We successfully fabricated hollow Ag–Pd alloy nanodendrites and ... -
Tracking of microtubules in anisotropic volumes of neural tissue
(2016)
Text en actes de congrés
Accés restringit per política de l'editorialFor both the automatic and manual reconstruction of neural circuits from electron microscopy (EM) images, the detection and identification of intracellular structures provide useful cues. This is particularly true for ... -
Ultrasensitive interferometric on-chip microscopy of transparent objects
(2016-06)
Article
Accés obertLight microscopes can detect objects through several physical processes, such as scattering, absorption, and reflection. In transparent objects, these mechanisms are often too weak, and interference effects are more suitable ...