Exploració per tema "Nanotecnologia"

Ara es mostren els items 21-40 de 213

    • Applying nanotechnology in easy-to-clean hydrophofic fabrics and its use in automobiles 

      Oliveras Mérida, Víctor; González Benítez, María Margarita; Justes Azlor, Mª José (2011)
      Comunicació de congrés
      Accés obert
      Upholstery cleaning is one of the main problems regarding the inner maintenance of a vehicle. Finding solutions to the usual brewery spots, grease stains, sausage marks and their smells is complicated due to both the nature ...

    • Automata Modeling of Quorum Sensing for Nanocommunication Networks 

      Abadal Cavallé, Sergi (Universitat Politècnica de Catalunya, 2010-07-06)
      Projecte/Treball Final de Carrera
      Accés obert
      Nanotechnology is enabling the development of devices in a scale ranging one to hundreds of nanometers. Communication between these devices underlying in the nanoscale greatly expands the possible applications, increasing ...

    • Benchmark on automatic 6-month-old infant brain segmentation algorithms: the iSeg-2017 challenge 

      Wang, Li; Nie, Dong; Li, Guannan; Casamitjana Díaz, Adrià; Vilaplana Besler, Verónica (2019-02-27)
      Article
      Accés obert
      Accurate segmentation of infant brain magnetic resonance (MR) images into white matter (WM), gray matter (GM), and cerebrospinal fluid (CSF) is an indispensable foundation for early studying of brain growth patterns and ...

    • Bio-nanohybrid catalysts based on L-leucine immobilized in hydrotalcite and their activity in aldol reaction 

      Crivoi, Dana-Georgiana; Miranda, Ronald Alexander; Finocchio, Elisabetta; Llorca Piqué, Jordi; Ramis, Gianguido; Sueiras, Jesus Eduardo; Segarra González, Anna Maria; Medina Mena, Francisco (2016-06-05)
      Article
      Accés obert
      Nanohybrid materials based on L-leucine (L-Leu) and hydrotalcites (HT) were prepared by the ion exchange and reconstruction method, under mild synthesis conditions. The location, amount and the form of the immobilized L-Leu ...

    • Biofunctionalized self-propelled micromotors as an alternative on-chip concentrating system 

      Restrepo Perez, Laura; Soler Turu, Lluís; Martinez Cisneros, Cynthia; Sanchez, Samuel; Schmidt, Oliver G. (2014-05-29)
      Article
      Accés restringit per política de l'editorial
      Sample pre-concentration is crucial to achieve high sensitivity and low detection limits in lab-on-a-chip devices. Here, we present a system in which self-propelled catalytic micromotors are bio-functionalized and trapped ...

    • Bridging Physical and MAC Layers in Electromagnetic Nanonetworks 

      Capdevila Pujol, Joan (Universitat Politècnica de Catalunya, 2010-12-20)
      Projecte/Treball Final de Carrera
      Accés obert
      Realitzat a/amb:   Georgia Institute of Technology
      Català: En aquest projecte estudiem la comunicació entre diversos nano-dispositius que configuren una Nanoxarxa Electromagnètica sense cables. Tenint en compte les peculiaritats de la capa física, proposem un mètode d'accés ...

    • Cache designs for reliable hybrid high and ultra-low voltage operation 

      Maric, Bojan (Universitat Politècnica de Catalunya, 2014-05-16)
      Tesi
      Accés obert
      Increasing demand for implementing highly-miniaturized battery-powered ultra-low-cost systems (e.g., below 1 USD) in emerging applications such as body, urban life and environment monitoring, etc., has introduced many ...

    • Cache memory design in the FinFET era 

      Jakšić, Zoran (Universitat Politècnica de Catalunya, 2015-07-23)
      Tesi
      Accés obert
      The major problem in the future technology scaling is the variations in process parameters that are interpreted as imperfections in the development process. Moreover, devices are more sensitive to the environmental changes ...

    • Capacitance study of a polystyrene nanoparticle capacitor using impedance spectroscopy 

      Véliz Noboa, Bremnen Marino; Orpella García, Alberto; Bermejo Broto, Sandra (2019-07-19)
      Article
      Accés obert
      In this study, a metal-insulator-metal capacitor structure is fabricated using polystyrene nanoparticles. Impedance spectroscopy is used to evaluate the performance of this capacitor in which we found a significant magnitude ...

    • Caracterización estructural y mecánica a escala nanométrica de recubrimientos de función gradiente de mullita depositados sobre SiC 

      Solé Massot, Manel (Universitat Politècnica de Catalunya, 2010-06)
      Projecte/Treball Final de Carrera
      Accés obert
      Los recubrimientos de función gradiente de mullita (3Al2O3·2SiO2) depositados sobre SiC mediante la técnica CVD (chemical vapor deposition) son efectivos como protección de dicho sustrato frente a altas temperaturas así ...

    • Carbon/polymer nanocomposite (Bio)sensors containing nanoparticles: functionalization and applications 

      Muñoz Martin, Jose Maria; Bastos Arrieta, Julio Alonso; Baeza Labat, Mireia (2017)
      Capítol de llibre
      Accés restringit per política de l'editorial

    • Catalytic nanomotors for environmental monitoring and water remediation 

      Soler Turu, Lluís; Sanchez, Samuel (2014-04-01)
      Article
      Accés restringit per política de l'editorial
      Self-propelled nanomotors hold considerable promise for developing innovative environmental applications. This review highlights the recent progress in the use of self-propelled nanomotors for water remediation and ...

    • Ceria-zirconia particles wrapped in a 2D carbon envelope: improved low-temperature oxygen transfer and oxidation activity 

      Aneggi, Eleonora; Rico Perez, Veronica; de Leitenburg, Carla; Maschio, Stefano; Soler Turu, Lluís; Llorca Piqué, Jordi; Trovarelli, Alessandro (2015-10-08)
      Article
      Accés obert
      Engineering the interface between different compo-nents of heterogeneous catalysts at nanometer level canradically alter their performances.This is particularly true forceria-based catalysts where the interactions are ...

    • Channel model of molecular communication via diffusion in a vessel-like environment Considering a Partially Covering Receiver 

      Turan, Meriç; Kuran, Mehmet Sükrü; Yilmaz, Hüseyin Birkan; Demirkol, Ilker Seyfettin; Tugcu, Tuna (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      By considering potential health problems that a fully covering receiver may cause in vessel-like environments, the implementation of a partially covering receiver is needed. To this end, distribution of hitting location ...

    • Characterization of nanoparticles deposition with electrospray 

      Coll Valentí, Arnau (Universitat Politècnica de Catalunya, 2010-09)
      Projecte Final de Màster Oficial
      Accés obert
      Nowadays the nanotechnology is pushing hard in almost every direction of the technology. Creating patterns with nanoparticles would be a very useful technique in order to manipulated nanoparticles. Here comes the ...

    • Chemically powered micro- and nanomotors 

      Sanchez, Samuel; Soler Turu, Lluís; Katuri, Jaideep (2015-01-26)
      Article
      Accés restringit per política de l'editorial
      Chemically powered micro- and nanomotors are small devices that are self-propelled by catalytic reactions in fluids. Taking inspiration from biomotors, scientists are aiming to find the best architecture for self-propulsion, ...

    • Chitosan and chitosan ZnO-based complex nanoparticles: formation, characterization, and antibacterial activity 

      Perelshtein, Ilana; Ruderman, Yelena; Perkas, Nina; Tzanov, Tzanko; Beddow, Jamie; Joyce, Eadaoin; Mason, Timothy J.; Blanes, María; Mollá, Korina; Patlolla, Anitha; Frenkel, Anatoly I.; Gedanken, Aharon (Royal Society of Chemistry, 2013-02-04)
      Article
      Accés restringit per política de l'editorial

    • CMOS Law-jitter Clock Driver Design 

      Servera Mas, Bartolomeu (Universitat Politècnica de Catalunya, 2012-09)
      Projecte Final de Màster Oficial
      Accés obert
      [ANGLÈS] Design of a low-jitter, low-phase noise clock driver in 40 nm CMOS technology. The work is in the field of analog integrated circuit (IC) design in nanometer CMOS technologies.

    • Coherent control of nonlinear optical processes in individual nanoparticles 

      Accanto, Nicolò (Universitat Politècnica de Catalunya, 2016-06-16)
      Tesi
      Accés obert
      Nanophotonics aims to understand and control the interaction of light-matter at the nanometer scale. Boosted by the development of nanotechnology and nanofabrication, nanophotonics is a thriving research field, with ...

    • Composites of cellulose nanocrystals in combination with either cellulose nanofibril or carboxymethylcellulose as functional packaging films 

      Fernández Santos, Julia; Valls Vidal, Cristina; Cusola Aumedes, Oriol; Roncero Vivero, María Blanca (Elsevier, 2022-06-30)
      Article
      Accés obert
      Cellulose nanocrystals (CNC) were mixed with either cellulose nanofibril (CNF) or carboxymethylcellulose (CMC) in variable proportions (0/100, 20/80, 40/60, 50/50, 60/40, 80/20 and 100/0) to obtain cast films with acceptable ...