Listar Artículos de revista DIEC - IEKS Aldizkari artikuluak por título
Mostrando ítems 299-318 de 459
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A nanocomposite sol-gel film based on PbS quantum dots embedded into an amorphous host inorganic matrix
Mihail, Elisa; Sava, Bogdan Alexandru; Eftimie, Mihai; Nicoara, Adrian Ionut; Vasiliu, Ileana Cristina; Rusu, Madalin Ion; Bartha, Cristina; Enculescu, Monica; Kuncser, Andrei Cristian; Oane, Mihai; Elosúa Aguado, César
; López Torres, Diego (MDPI, 2023)
Artículo / Artikulua 
In this study, a sol-gel film based on lead sulfide (PbS) quantum dots incorporated into a host network was synthesized as a special nanostructured composite material with potential applications in temperature sensor ... -
Nanostructured PbS-doped inorganic film synthesized by sol-gel route
Nicoara, Adrian Ionut; Eftimie, Mihai; Elisa, Mihail; Vasiliu, Ileana Cristina; Bartha, Cristina; Enculescu, Monica; Filipescu, Mihaela; Elosúa Aguado, César ; López Torres, Diego ; Sava, Bogdan Alexandru; Oane, Mihai (MDPI, 2022)
Artículo / Artikulua
IV-VI semiconductor quantum dots embedded into an inorganic matrix represent nanostructured composite materials with potential application in temperature sensor systems. This study explores the optical, structural, and ... -
Narrowband characterization of near-ground radio channel for wireless sensors networks at 5G-IoT bands
Klaina, Hicham; Vázquez Alejos, Ana ; Aghzout, Otman; Falcone Lanas, Francisco Javier (MDPI, 2018)
Artículo / Artikulua
In this contribution, a narrowband radio channel model is proposed for rural scenarios in which the radio link operates under near-ground conditions for application in wireless sensor networks dedicated to smart agriculture. ... -
NATRA: Network ACK-Based Traffic Reduction Algorithm
García-Jiménez, Santiago ; Magaña Lizarrondo, Eduardo ; Aracil Rico, Javier (IEEE, 2020)
Artículo / Artikulua
Traffic monitoring involves packet capturing and processing at a very high rate of packets per second. Typically, flow records are generated from the packet traffic, such as TCP flow records that feature the number of bytes ... -
Near-zero-index media as electromagnetic ideal fluids
Liberal Olleta, Íñigo ; Lobet, Michaël; Li, Yue; Engheta, Nader (National Academy of Sciences, 2020)
Artículo / Artikulua
Near-zero-index (NZI) supercoupling, the transmission of electromagnetic waves inside a waveguide irrespective of its shape, is a counterintuitive wave effect that finds applications in optical interconnects and engineering ... -
Network simulation in a TCP-enabled industrial internet of things environment - reproducibility issues for performance evaluation
Morató Osés, Daniel ; Pérez-Gómara, Carlos; Magaña Lizarrondo, Eduardo ; Izal Azcárate, Mikel (IEEE, 2022)
Artículo / Artikulua
Network simulation is a tool used to analyse and predict the performance of Industrial Internet of Things deployments while dealing with the complexity of real testbeds. Large network deployments with complex protocols ... -
Non-invasive aging analysis of lithium-ion batteries in extreme cold temperatures
Soto Cabria, Adrián ; Berrueta Irigoyen, Alberto ; Oficialdegui, Ignacio; Sanchis Gúrpide, Pablo ; Ursúa Rubio, Alfredo (IEEE, 2021)
Artículo / Artikulua
This paper presents a non-invasive technical analysis of the degra-dation of four lithium-ion batteries (LIBs) used in extreme frigid weather. In contrast to other studies in which the batteries were tested in laboratory ... -
Non-linear GMI decoding in 3D printed magnetic encoded systems
Beato López, Juan Jesús ; Algueta-Miguel, Jose M. ; Galarreta Rodríguez, Itziar; Garayo Urabayen, Eneko ; López Ortega, Alberto ; Gómez Polo, Cristina ; Pérez de Landazábal Berganzo, José Ignacio (Elsevier, 2023)
Artículo / Artikulua
The nonlinear giant magnetoimpedance (GMI) effect was explored as a highly sensitive sensing technology in 3D-printed magnetic encoded systems. Magnetic nanoparticles with low (magnetite, Fe3O4) and high (Co ferrite, ... -
Nonlinear metamaterial absorbers enabled by photonic doping of epsilon-near-zero metastructures
Nahvi, Ehsan; Liberal Olleta, Íñigo ; Engheta, Nader (American Physical Society, 2020)
Artículo / Artikulua
We theoretically demonstrate an approach for designing absorbers with strongly intensity-dependent absorption. The proposed absorbers consist of a spacer layer between a top resistive sheet and an underlying metallic ... -
Notes on the phenomenon of autonomous shipping and its legal implications
Zurutuza Arigita, Iñaki (Bonomo, 2021)
Capítulo de libro / Liburuen kapitulua
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Novel bloch wave excitation platform based on few-layer photonic crystal deposited on D-shaped optical fiber
González Valencia, Esteban; Del Villar, Ignacio ; Torres, Pedro (Nature Research, 2021)
Artículo / Artikulua
With the goal of ultimate control over the light propagation, photonic crystals currently represent the primary building blocks for novel nanophotonic devices. Bloch surface waves (BSWs) in periodic dielectric multilayer ... -
Novel concentric hexagonal-shaped RFID tag antenna with T-shaped stub matching
Alibakhshikenari, Mohammad; Virdee, Bal S.; Althuwayb, Ayman Abdulhadi; Xu, Kai-Da; See, Chan H.; Khan, Salahuddin; Park, Ikmo; Falcone Lanas, Francisco Javier ; Limiti, Ernesto (IEEE, 2021)
Artículo / Artikulua
This paper presents a unique concentric hexagonal-shaped ring antenna for radio frequency identification (RFID) tags. The rings are excited with a common microstrip feedline. The radiation characteristics of the antenna ... -
Novel design method for millimeter-wave gap waveguide low-pass filters using advanced manufacturing techniques
Santiago Arriazu, David; Gómez Laso, Miguel Ángel ; Lopetegui Beregaña, José María; Arregui Padilla, Iván (IEEE, 2023)
Artículo / Artikulua
In this paper, a groove gap waveguide (GGW) low-pass filter is proposed for the first time. Gap waveguide technology represents an interesting alternative as a low-loss, cost-effective, high- performance transmission line ... -
La obligación de responder por daños causado por acoso escolar de menores: El maremágnun de soluciones legales y la necesidad de unificación de criterios
Luquin Bergareche, Raquel (Comares, 2019)
Capítulo de libro / Liburuen kapitulua
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On the characterization of lithium-ion batteries under overtemperature and overcharge conditions: identification of abuse areas and experimental validation
Lalinde Sainz, Iñaki; Berrueta Irigoyen, Alberto ; Arza, Joseba; Sanchis Gúrpide, Pablo ; Ursúa Rubio, Alfredo (Elsevier, 2024)
Artículo / Artikulua
Although lithium-ion batteries have gained considerable popularity in renewable energy and electric vehicle applications, their safety still remains a concern under certain voltage, temperature, or state of charge conditions. ... -
On the design and performance evaluation of automatic traffic report generation systems with huge data volumes
Vega, Carlos; Miravalls-Sierra, Eduardo; Julián-Moreno, Guillermo; López de Vergara, Jorge E.; Magaña Lizarrondo, Eduardo ; Aracil Rico, Javier (Wiley, 2018)
Artículo / Artikulua
In this paper we analyze the performance issues involved in the generation of automated traffic reports for large IT infrastructures. Such reports allow the IT manager to proactively detect possible abnormal situations ... -
On the performance of an ENZ-based sensor using transmission line theory and effective medium approach
Pacheco-Peña, Víctor ; Beruete Díaz, Miguel ; Rodríguez Ulibarri, Pablo ; Engheta, Nader (IOP Publishing, 2019)
Artículo / Artikulua
In this paper we perform an in-depth theoretical studyofa sensing platform based on epsilon-near- zero (ENZ) metamaterials. The structure proposed for sensing is a narrow metallic waveguide channel. An equivalent circuit ... -
On the reduction of authoritative DNS cache timeouts: detection and implications for user privacy
Hernández Quintanilla, Tomás; Magaña Lizarrondo, Eduardo ; Morató Osés, Daniel ; Izal Azcárate, Mikel (Elsevier, 2021)
Artículo / Artikulua
The domain name system (DNS) is an Internet network service that is used by hosts to resolve IP addresses from symbolic names. This basic service has been attacked and abused many times, as it is one of the oldest and most ... -
On the stability of advanced power electronic converters: the Generalized Bode Criterion
Lumbreras Magallón, David ; Barrios Rípodas, Ernesto ; Urtasun Erburu, Andoni ; Ursúa Rubio, Alfredo ; Marroyo Palomo, Luis ; Sanchis Gúrpide, Pablo (IEEE, 2019)
Artículo / Artikulua
A key factor in the design of power electronic converters is the development of control systems and, in particular, the determination of their stability. Due to ease of application, the Bode criteria are currently the most ... -
Online classification of user activities using machine learning on network traffic
Labayen Guembe, Víctor; Magaña Lizarrondo, Eduardo ; Morató Osés, Daniel ; Izal Azcárate, Mikel (Elsevier, 2020)
Artículo / Artikulua
The daily deployment of new applications, along with the exponential increase in network traffic, entails a growth in the complexity of network analysis and monitoring. Conversely, the increasing availability and decreasing ...
