Ara es mostren els items 1-18 de 18

    • Elevated vacuolar uptake of fluorescently labeled antifungal drug caspofungin predicts echinocandin resistance in pathogenic yeast 

      Jaber, Qais Z.; Bibi, Maayan; Ksiezopolska, Ewa; Gabaldon, Toni; Berman, Judith; Fridman, Micha (American Chemical Society, 2020)
      Article
      Accés obert
      Echinocandins are the newest class of antifungal drugs in clinical use. These agents inhibit β-glucan synthase, which catalyzes the synthesis of β-glucan, an essential component of the fungal cell wall, and have a high ...
    • Estudio sobre la optimización de la detección del efecto Raman frente a la fluorescencia: aplicación a obras de arte 

      Martí Edo, Albert (Universitat Politècnica de Catalunya, 2011-11-02)
      Projecte/Treball Final de Carrera
      Accés obert
      English: Nowadays, Raman spectroscopy has become a very important tool for identifying chemical compounds and their molecular structures since it is non-destructive, has null or near null requirements of sample preparation, ...
    • In-plane plasmonic antenna arrays with surface nanogaps for giant fluorescence enhancement 

      Flauraud, Valentin; Regmi, Raju; Winkler, Pamina Martina; Alexander, Duncan T. L.; Rigneault, Herve; Hulst, Niek F. van; Garcia-Parajo, Maria F.; Wenger, Jerome; Brugger, Juergen (ACS, 2017-02-10)
      Article
      Accés obert
      Optical nanoantennas have a great potential for enhancing light-matter interactions at the nanometer scale, yet fabrication accuracy and lack of scalability currently limit ultimate antenna performance and applications. ...
    • Lost writing uncovered by laser two-photon fluorescence provides a terminus post quem for Roman colonization of Hispania Citerior 

      Cormack, I G; Loza-Álvarez, P; Sarrado, L; Tomás, S; Amat Roldán, Iván; Torner Sabata, Lluís; Artigas García, David; Guitart, Josep; Pera, J; Ros, J (Journal of Archeaological Science, 2007-10)
      Article
      Accés restringit per política de l'editorial
      In this work, two-photon absorption fluorescence is used as a non-destructive method to detect the presence of paint upon an archaeological sample. The objective was to recover writing that, due to the discoloration caused ...
    • Metal Analysis in Sandy Sediments from Portable X-Ray Fluorescence 

      Ramirez Pages, Javier (Universitat Politècnica de Catalunya, 2020-06)
      Treball Final de Grau
      Accés obert
      Realitzat a/amb:   Universitat de Barcelona / Consejo Superior de Investigaciones Científicas
      La determinació dels nivells de contaminants en el sol és una pràctica de gran importància pels estudis geològics, ja que ens permeten valorar la qualitat que presenta una determinada zona com a resultat de l'activitat ...
    • Métodos de Procesado Hiperespectrales Aplicado a la Oceanografía Biológica 

      Perez Lezcano, Sergio (Universitat Politècnica de Catalunya, 2011-09-09)
      Projecte/Treball Final de Carrera
      Accés obert
      English: In the field of marine biology, phytoplankton is the subject of many studies. These microscopic algae are the primary producers of the oceans as well as being an important absorber of CO2. Its characterization ...
    • Morphology-based automated baseline removal for raman spectra of artistic pigments 

      Pérez Pueyo, Rosanna; Soneira Ferrando, M. José; Ruiz Moreno, Sergio (2010-06)
      Article
      Accés obert
      The interpretation of a Raman spectrum is based on the identification of its characteristic molecular bands. However, the assignment of the vibrational modes is often compromised by the presence in the spectrum of an intense ...
    • Multispectral and colour imaging systems for the detection of small vertebrate fossils: A preliminary study 

      Delpueyo Español, Xana; Vilaseca Ricart, Meritxell; Furió, Marc; Burgos Fernández, Francisco Javier; Pujol Ramo, Jaume (2016)
      Article
      Accés obert
    • Nanostructures for Surface Plasmon enhanced light emission 

      Alfonso Larregola, Mónica (Universitat Politècnica de Catalunya, 2008-11-14)
      Projecte/Treball Final de Carrera
      Accés obert
    • Observing the angular radiation patterns of single emitters by Back Focal Plane Imaging 

      Karanikolopoulos, Dimitrios (Universitat Politècnica de Catalunya, 2013-09-09)
      Projecte Final de Màster Oficial
      Accés obert
      [ANGLÈS] This study is concerned with the fluorescence of single quantum emitters. The emission patterns of these emitters are affected by their environment. We modify the inhomogeneous environment of single emitters using ...
    • On the optimisation of single molecule localization microscopy using deep learning 

      Perramon Malavez, Aida (Universitat Politècnica de Catalunya, 2020-06)
      Treball Final de Grau
      Accés obert
      Realitzat a/amb:   Technische Universiteit Delft
      The greatest advances in the biomedical field would not have been possible without microscopy. The higher the resolution of the image obtained, the more details one can know about the sample. In the last few decades, ...
    • On-line measurement of water quality at Besòs estuary: effect s of storm and heavy rain episodes 

      Martí Gregorio, Vicenç; Toma, Daniel; Cadena Muñoz, Francisco Javier; Gomáriz Castro, Spartacus; de Pablo, Joan; Cortina Pallás, José Luís; Gibert Agulló, Oriol; Florido Pérez, Antonio; Auge, Xavier; Valderrama, Cesar A. (2021)
      Text en actes de congrés
      Accés obert
      Only 40 % of European Union surface waters (rivers, lakes and transitional and coastal waters) are in good ecological status and only 38 % are in good chemical status (EEA, 2018). Ecological status is based on biological ...
    • Polarized super-resolution fluorescence microscopy 

      Valadés Cruz, César Augusto (Universitat Politècnica de Catalunya, 2014-07-12)
      Tesi
      Accés obert
      Realitzat a/amb:   Aix-Marseille Université
      While super-resolution microscopy has brought a significant improvement in nano-scale imaging of molecular assemblies in biological media, its extension to imaging molecular orientation using fluorescence anisotropy has ...
    • Posada a punt d'un mètode d'anàlisi d'arsènic en lixiviats de minerals i sòls mitjançant fluorescència atòmica 

      Granados Velasco, Ivan (Universitat Politècnica de Catalunya, 2016-01-15)
      Treball Final de Grau
      Accés obert
      En aquest projecte s’ha posat a punt un mètode d’anàlisi d’As mitjançant fluorescència atòmica. S’han utilitzat mostres sintètiques per a l’obtenció de tots els resultats. Abans de procedir a les etapes d’anàlisi s’ha fet ...
    • Synchrotron Radiation micro-XRD analysis of thin cross sections 

      Molas Pous, Bernat (Universitat Politècnica de Catalunya, 2015-06)
      Treball Final de Grau
      Accés obert
      X-Ray Diffraction is a technique used in materials science to identify the crystalline structures that can appear on the object of interest. In this project, the materials of interest are samples extracted from historical ...
    • Three-dimensional imaging flow cytometry through light-sheet fluorescence microscopy 

      Gualda Manzano, Emilio José; Martins, Gabriel G.; Pereira, Hugo; Gardner, Rui; Moreno, Nuno (2017-02)
      Article
      Accés restringit per política de l'editorial
      Flow cytometry is the tool of choice for high-speed acquisition and analysis of large cell populations, with the tradeoff of lacking intracellular spatial information. Although in the last decades flow cytometry systems ...
    • Two photon versus one photon fluorescence excitation in whispering gallery mode microresonators 

      Pastells, Carme; Marco, M. Pilar; Merino, David; Loza-Álvarez, Pablo; Pasquardini, Laura; Lorenzo, Lunelli; Pederzolli, Cecilia; Daldosso, Nicola; Farnesi, Daniele; Berneschi, Simone; Righini, Giancarlo C.; Quercioli, Franco; Conti, Gualtiero Nunzi; Soria, Silvia (ScienceDirect, 2016-02-01)
      Article
      Accés obert
      We investigate the feasibility of both one photon and two photon fluorescence excitation using whispering gallery mode microresonators. We report the linear and non linear fluorescence real-time detection of labeled IgG ...
    • Use of photonic lanterns in light sheet microscopy applications 

      Vidal Casasayas, Oriol (Universitat Politècnica de Catalunya, 2020-06)
      Treball Final de Grau
      Accés obert
      Light-sheet fluorescence microscopy (LSFM) has proven to be a very useful technique at imaging living samples due to its low radiation doses and image acquisition speed. The light-sheet is usually produced by laser ...