Browsing by Subject "Nanotechnology"
Now showing items 1-20 of 173
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2nd International Conference on Peptide Materials for Biomedicine and Nanotechnology : PepMat 2016, Barcelona, 14-16 March 2016 : book of abstracts
(2016)
Conference report
Open Access -
4-Mercaptophenyldiphenylphosphine as linker to immobilize Pd onto the surface of magnetite nanoparticles. Excellent catalytic efficiency of the system after partial linker removal
(2015-10-27)
Article
Open AccessThis journal is © The Royal Society of Chemistry. The molecule 4-mercaptophenyldiphenylphosphine (Sdp) has been synthesized for use as a linker to immobilize Pd nanoparticles onto the surface of magnetite nanoparticles. ... -
A nanonetwork architecture using flagellated bacteria and catalytic nanomotors
(Universitat Politècnica de Catalunya, 2009-07-29)
Master thesis (pre-Bologna period)
Open AccessMolecular communication has been recently proposed for interconnected nano-scale devices as an alternative to classical communication paradigms such as electro-magnetic waves, acoustic or optical communication. In this ... -
A Pd/Al2O3-based micro-reformer unit fully integrated in silicon technology for H-rich gas production
(Institute of Physics (IOP), 2019-11-01)
Article
Open AccessThis work reports the design, manufacturing and catalytic activity characterization of a micro-reformer for hydrogen-rich gas generation integrated in portable-solid oxide fuel cells (µ-SOFCs). The reformer has been designed ... -
A survey on modulation techniques in molecular communication via diffusion
(Institute of Electrical and Electronics Engineers (IEEE), 2020-12-31)
Article
Open AccessThis survey paper focuses on modulation aspects of molecular communication, an emerging field focused on building biologically-inspired systems that embed data within chemical signals. The primary challenges in designing ... -
Acceleration of the measurement time of thermopiles using sigma-delta control
(Multidisciplinary Digital Publishing Institute (MDPI), 2019-07-18)
Article
Open AccessThis work presents a double sliding mode control designed for accelerating the measurement of heat fluxes using thermopiles. The slow transient response generated in the thermopile, when it is placed in contact with the ... -
Al2O3/TiO2 inverse opals from electrosprayed self-assembled templates
(2018-01-19)
Article
Open AccessThe fabrication of high optical quality inverse opals is challenging, requiring large size, three-dimensional ordered layers of high dielectric constant ratio. In this article, alumina/TiO2–air inverse opals with a 98.2% ... -
An accurate and Verilog-A compatible compact model for graphene field-effect transistors
(2014-06-04)
Article
Restricted access - publisher's policyThe present paper provides an accurate drift-diffusion model of the graphene field-effect transistor (GFET). A precise yet mathematically simple current-voltage relation is derived by focusing on device physics at energy ... -
Angular Radiation Patterns of Nanoantennas: an Optical Yagi-Uda Antenna
(Universitat Politècnica de Catalunya, 2009-09-09)
Master thesis
Open AccessWe address experimentally the radiation patterns of quantum dots coupled to optical nanoantennas at speci c positions. We show that the emission of the coupled system is determined by a variety of resonant and non-resonant ... -
Antireflective multilayer surface with self-cleaning subwavelength structures
(2021-03-17)
Article
Open AccessThe suppression of optical reflection from a surface is essential in many applications, ranging from displays with reduced disturbance from ambient light to high-efficiency photovoltaic cells and stable light detection and ... -
Aplicaciones aeronáuticas de nanomateriales
(Universitat Politècnica de Catalunya, 2007-07-21)
Master thesis (pre-Bologna period)
Restricted access - author's decisionEn este proyecto se pretende dar una visión general sobre la importancia que puede tener la introducción de los nanomateriales dentro de la industria aeronáutica. Además, se presentan los nanomateriales que pueden ... -
Aplicaciones de la nanotecnología en los materiales de la construcción
(Universitat Politècnica de Catalunya, 2018-07-27)
Master thesis
Open AccessEl presente trabajo se enfoca en el análisis de las aplicaciones de la nanotecnología en el sector de la construcción. Se trata principalmente de recopilar y analizar los casos en los que actualmente se aplica la ... -
Applying nanotechnology in easy-to-clean hydrophofic fabrics and its use in automobiles
(2011)
Conference lecture
Open AccessUpholstery 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
(Universitat Politècnica de Catalunya, 2010-07-06)
Master thesis (pre-Bologna period)
Open AccessNanotechnology 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
(2019-02-27)
Article
Open AccessAccurate 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
(2016-06-05)
Article
Open AccessNanohybrid 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
(2014-05-29)
Article
Restricted access - publisher's policySample 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
(Universitat Politècnica de Catalunya, 2010-12-20)
Master thesis (pre-Bologna period)
Open Access
Covenantee: Georgia Institute of TechnologyCatalà: 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 ... -
Capacitance study of a polystyrene nanoparticle capacitor using impedance spectroscopy
(2019-07-19)
Article
Open AccessIn 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
(Universitat Politècnica de Catalunya, 2010-06)
Master thesis (pre-Bologna period)
Open AccessLos 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 ...
