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Now showing items 11268-11287 of 11709
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Unsupervised Machine Learning for Advanced Tolerance Monitoring of Wire Electrical Discharge Machining of Disc Turbine Fir-Tree Slots
; Sánchez Galíndez, José Antonio
; Ayesta Rementeria, Izaro; Iturrioz Aguirre, Jon Ander (MDPI, 2018-10-08)
Manufacturing more efficient low pressure turbines has become a topic of primary importance for aerospace companies. Specifically, wire electrical discharge machining of disc turbine fir-tree slots has attracted increasing ... -
Unsupervised recognition and prediction of daily patterns in heating loads in buildings
Lumbreras Mugaguren, Mikel; ; Martín Escudero, Koldobika ; ; (Elsevier, 2023-04)
This paper presents a multistep methodology combining unsupervised and supervised learning techniques for the identification of the daily heating energy consumption patterns in buildings. The relevant number of typical ... -
Untargeted Metabolomic Liquid Chromatography High-Resolution Mass Spectrometry Fingerprinting of Apple Cultivars for the Identification of Biomarkers Related to Resistance to Rosy Apple Aphid
Alonso Rojas, Rosa María; ; ; ; Asensio Regalado, Carlos ; ; Gallo Hermosa, Blanca (American Chemical Society, 2022-06-10)
Liquid chromatography high-resolution mass spectrometry fingerprinting together with pattern recognition techniques was used to determine the metabolites involved in the susceptibility of apple cultivars to rosy apple aphid ... -
Unusual charge states and lattice sites of Fe in Al x Ga1-x N:Mn
; ; ; ; ; ; Unzueta Solozabal, Iraultza; ; ; ; ; ; ; ; ; ; ; (IOP, 2022)
Charge states and lattice sites of Fe ions in virgin and Mn-doped Al x Ga1-x N samples were investigated using Fe-57 emission Mossbauer spectroscopy following radioactive Mn-57(+) ion implantation at ISOLDE, CERN. In the ... -
Unveiling Five Naked Structures of Tartaric Acid
(Wiley, 2021-08-02)The unbiased, naked structures of tartaric acid, one of the most important organic compounds existing in nature and a candidate to be present in the interstellar medium, has been revealed in this work for the first time. ... -
Unveiling Influence of Dielectric Losses on the Localized Surface Plasmon Resonance in (Al,Ga)As:Sb Metamaterials
(MDPI, 2024-01-12)We perform numerical modeling of the optical absorption spectra of metamaterials composed of systems of semimetal antimony nanoparticles embedded into Al𝑥Ga1−𝑥As semiconductor matrices. We reveal a localized surface ... -
Unveiling the activation dynamics of a fold-switch bacterial glycosyltransferase by 19F NMR
(American Society for Biochemistry and Molecular Biology, 2020-07-17)Fold-switch pathways remodel the secondary structure topology of proteins in response to the cellular environment. It is a major challenge to understand the dynamics of these folding processes. Here, we conducted an in-depth ... -
Unveiling the deactivation by coke of NiAl2O4 spinel derived catalysts in the bio-oil steam reforming: Role of individual oxygenates
(Elsevier, 2022-08)The catalyst stability, mainly affected by coke deposition, remains being a challenge for the development of a sustainable process for hydrogen production by steam reforming (SR) of bio-oil. In this work, the influence of ... -
Unveiling the factors shaping the distribution of widely distributed alpine vertebrates, using multi-scale ecological niche modelling of the bat Plecotus macrobullaris
Alberdi Estibaritz, Antton; Aizpurua Arrieta, Ostaizka ; Aiartza Azurtza, José Ramón ; Garín Atorrasagasti, Ignacio (Biomed Central, 2014-10-29)
Several alpine vertebrates share a distribution pattern that extends across the South-western Palearctic but is limited to the main mountain massifs. Although they are usually regarded as cold-adapted species, the range ... -
Unveiling the Hidden Bat Diversity of a Neotropical Montane Forest
Chaverri, Gloriana; Garín Atorrasagasti, Ignacio; Alberdi Estibaritz, Antton ; Jiménez Bujanda, Lide; Castillo Salazar, Cristian; Aiartza Azurtza, José Ramón (Public Library Science, 2016-10-05)
Mountain environments, characterized by high levels of endemism, are at risk of experiencing significant biodiversity loss due to current trends in global warming. While many acknowledge their importance and vulnerability, ... -
Unveiling the Magnetic and Structural Properties of (X2YZ; X = Co and Ni, Y = Fe and Mn, and Z = Si) Full-Heusler Alloy Microwires with Fixed Geometrical Parameters
; Zhukova Zhukova, Valentina; ; Zhukov Egorova, Arkady Pavlovich (MDPI, 2023-10-29)
We studied Ni2FeSi-, Co2FeSi-, and Co2MnSi-based full-Heusler alloy glass-coated microwires with the same geometric parameters, i.e., fixed nucleus and total diameters, prepared using the Taylor–Ulitovsky method. The ... -
Unveiling the Synergy of Coupled Gold Nanoparticles and J-Aggregates in Plexcitonic Systems for Enhanced Photochemical Applications
; ; ; ; Rakovich, Yury Petrovich (MDPI, 2023-12-22)
Plexcitonic systems based on metal nanostructures and molecular J-aggregates offer an excellent opportunity to explore the intriguing interplay between plasmonic excitations and excitons, offering unique insights into ... -
Unzipping the Secrets of Amyloid Disassembly by the Human Disaggregase
Franco Budia, Aitor; Velasco Carneros, Lorea ; Álvarez Peña, Naiara; Orozco, Natalia; Moro Pérez, Fernando ; Prado Ruiz, Adelina ; Muga Villate, Arturo (MDPI, 2021-10-14)
Neurodegenerative diseases (NDs) are increasingly positioned as leading causes of global deaths. The accelerated aging of the population and its strong relationship with neurodegeneration forecast these pathologies as a ... -
Up-regulation of CB1 Cannabinoid Receptors Located at Glutamatergic Terminals in the Medial Prefrontal Cortex of the Obese Zucker Rat.
; Barrondo Lacarra, Sergio; ; ; ; Puente Bustinza, Nagore ; ; ; López de Jesús, Maider ; ; ; Goicolea Altuna, María Aranzazu ; Grandes Moreno, Pedro Rolando ; (Frontiers Media, 2022-10-18)
The present study describes a detailed neuroanatomical distribution map of the cannabinoid type 1 (CB1) receptor, along with the biochemical characterization of the expression and functional coupling to their cognate G i/o ... -
Upconversion cooling of Er-doped low-phonon fluorescent solids
García Adeva, Angel Javier; Balda de la Cruz, Rolindes ; Fernández Rodríguez, Joaquín Manuel (American Physical Society, 2009-01)
We report on a novel mechanism for laser cooling of fluorescent solids based on infrared-to-visible upconversion often found in rare-earth-doped low-phonon materials. This type of optical cooling presents some advantages ... -
Upcycling discarded cellulosic surgical masks into catalytically active freestanding materials
Reguera Gómez, Javier; Zheng, Fangyuan; Shalan, Ahmed Esmail; Lizundia Fernández, Erlantz (Springer, 2022)
[EN] The COVID-19 pandemic outbreak has resulted in the massive fabrication of disposable surgical masks. As the accumulation of discarded face masks represents a booming threat to the environment, here we propose a solution ... -
Update of inclusive cross sections of single and pairs of identified light charged hadrons
(American Physical Society, 2020-05-13)We report new measurements of the production cross sections of pairs of charged pions and kaons as a function of their fractional energies using various fractional-energy definitions. Two different fractional-energy ... -
Update of inclusive cross sections of single and pairs of identified light charged hadrons
(American Physical Society, 2020-05-13)We report new measurements of the production cross sections of pairs of charged pions and kaons as a function of their fractional energies using various fractional-energy definitions. Two different fractional-energy ... -
Updated Knowledge on Floods and Risk Management in the Middle Ebro River: the “Anthropocene” Context and River Resilience
; ; Ibisate González de Matauco, Askoa; (Universidad de La Rioja, Servicio de Publicaciones, 2021)
The floods of 2015 and 2018 in the Middle Ebro River have led to a rethinking and updating of the forecasting and management systems. The improvements in the flow measurement systems applied in this type of extreme phenomena ... -
Updating the Food-Based Dietary Guidelines for the Spanish Population: The Spanish Society of Community Nutrition (SENC) Proposal
Collaborative Grp Dietary Guidelin; Aranceta Bartrina, Javier; Pérez Rodrigo, Carmen (MDPI, 2019-11-05)
Diet-related risk factors and physical inactivity are among the leading risk factors for disability and are responsible for a large proportion of the burden of chronic non-communicable diseases. Food-based dietary guidelines ...