Now showing items 288-307 of 712

    • From expanded digraphs to lifts of voltage digraphs and line digraphs 

      Dalfó, Cristina; Fiol, Miguel Angel; Miller, Mirka; Ryan, Joe (Combinatorial Mathematics Society of Australasia (CMSA), 2017)
      In this note we present a general approach to construct large digraphs from small ones. These are called expanded digraphs, and, as particular cases, we show the close relationship between lifted digraphs of voltage digraphs ...
    • From management to stewardship: viewing forests as complex adaptive systems in an uncertain world 

      Messier, Christian; Puettmann, Klaus J.; Chazdon, Robin L.; Andersson, K.P.; Angers, V.A.; Brotons, Lluís; Filotas, Elise; Tittler, R.; Parrott, Lael; Levin, Simon A. (Wiley, 2014-12-04)
      The world's forests and forestry sector are facing unprecedented biological, political, social, and climatic challenges. The development of appropriate, novel forest management and restoration approaches that adequately ...
    • From Subkautz Digraphs to Cyclic Kautz Digraphs 

      Dalfó, Cristina (World Scientific Publishing, 2018)
      Kautz digraphs K(d, l) are a well-known family of dense digraphs, widely studied as a good model for interconnection networks. Closely related with these, the cyclic Kautz digraphs CK(d, l) were recently introduced by ...
    • Frost detection method on evaporator in vapour compression systems 

      Maldonado, José Miguel; Gracia Cuesta, Alvaro de; Zsembinszki, Gabriel; Moreno Argilés, Pere; Albets Chico, Xavier; González, Miguel Ángel; Cabeza, Luisa F. (Elsevier, 2020)
      To preserve food nutrients, texture, and taste, as well as to prevent its putrefaction, food is frozen and kept at around −20 °C. Refrigerators and freezers are highly energy demand systems which can suf- fer a considerable ...
    • Fruiting efficiency in wheat: physiological aspects and geneticvariation among modern cultivars 

      Elía Martínez, Mónica; Savin, Roxana; Slafer, Gustavo A. (Elsevier, 2016)
      Efforts to enhance the yield of wheat require increases in the number of grains per m2 (GN) which depends on spike fertility, i.e. the number of fertile florets or grains per spike. Fruiting efficiency (FE), the number of ...
    • Functional characterization of the Gentiana lutea zeaxanthin epoxidase (GlZEP) promoter in transgenic tomato plants 

      Yang, Qingjie; Yuan, Dawei; Shi, Lianxuan; Capell Capell, Teresa; Bai, Chao; Wen, Nuan; Lu, Xiaodan; Sandmann, Gerhard; Christou, Paul; Zhu, Changfu (Springer Verlag, 2010)
      The accumulation of carotenoids in plants depends critically on the spatiotemporal expression profiles of the genes encoding enzymes in the carotenogenic pathway. We cloned and characterized the Gentiana lutea zeaxanthin ...
    • Fusing feature engineering and deep learning: A case study for malware classification 

      Gibert Llauradó, Daniel; Planes Cid, Jordi; Mateu Piñol, Carles; Le, Quan (Elsevier, 2022)
      Machine learning has become an appealing signature-less approach to detect and classify malware because of its ability to generalize to never-before-seen samples and to handle large volumes of data. While traditional f ...
    • Gender and social class in study choice: narratives of youth transitions in Spain 

      Strecker, Tanja Conni; Feixa, Carles (Taylor & Francis, 2018)
      Social inequality regarding gender and social class is a topic of longterm interest in social research. However, the intersections between the two variables in the reproduction of inequalities in the field of education ...
    • Genetic and Management Effects on Barley Yield and Phenology in the Mediterranean Basin 

      Cammarano, Davide; Ronga, Domenico; Francia, Enrico; Akar, Taner; Al-Yassin, Adnan; Benbelkacem, Abdelkader; Grando, Stefania; Romagosa Clariana, Ignacio (Frontiers Media, 2021)
      Heading time in barley is considered a key developmental stage controlling adaptation to the environment and it affects grain yield; with the combination of agronomy (planting dates) and genetics being some of the determinants ...
    • Genome-wide transcriptional profiling of pulmonary functional sequelae in ARDS- secondary to SARS-CoV-2 infection 

      García Hidalgo, María Coronada; Peláez, Rafael; González, Jessica; Santisteve, Sally; Benítez, Iván; Molinero, Marta; Perez-Pons, Manel; Belmonte, Thalía; Torres, Gerard; Moncusí Moix, Anna; Gort Paniello, Clara; Aguilà, Maria; Seck, Faty; Carmona, Paola; Caballero, Jesús; Barberà, Carme; Ceccato, Adrián; Fernández Barat, Laia; Ferrer, Ricard; Garcia-Gasulla, Dario; Lorente, José Ángel; Menéndez, Rosario; Motos, Anna; Peñuelas, Oscar; Riera, Jordi; Bermejo Martin, Jesús F.; Torres, Antoni; Barbé Illa, Ferran; de Gonzalo Calvo, David; Larrayoz, Ignacio M. (Elsevier, 2022)
      Background: Up to 80% of patients surviving acute respiratory distress syndrome (ARDS) secondary to SARS-CoV- 2 infection present persistent anomalies in pulmonary function after hospital discharge. There is a limited ...
    • Genotypic variation in spike fertility traits and ovary size as determinants of floret and grain survival rate in wheat 

      Guo, Zifeng; Slafer, Gustavo A.; Schnurbusch, Thorsten (Oxford University Press, 2016)
      Spike fertility traits are critical attributes for grain yield in wheat ( Triticum aestivum L.). Here, we examine the geno - typic variation in three important traits: maximum number of floret primordia, number of ...
    • Geometry optimization of a heat storage system for concentrated solar power plants (CSP) 

      Solé, Aran; Falcoz, Quentin; Cabeza, Luisa F.; Neveu, Pierre (Elsevier, 2018)
      In the present study, geometry optimization of a phase change material (PCM) heat storage system is presented. The existing PCM-fins heat exchanger system works at the back side of a solar receiver in order to minimize the ...
    • Graphs, friends and acquaintances 

      Dalfó, Cristina; Fiol, Miguel Angel (Faculty of Mathematics and Natural Sciences; Institut Teknologi Bandung (ITB) Indonesia; Indonesian Combinatorial Society (InaCombS); GTA Research GroupGTA Research Group, 2018)
      A graph is a mathematical object modeling the existence of a certain relation between pairs of elements of a given set. Many of the first results concerning graphs made reference to relationships between groups of people. ...
    • Green facade for energy savings in buildings: The influence of leaf area index and facade orientation on the shadow effect 

      Pérez Luque, Gabriel; Coma Arpón, Julià; Sol i Felip, Salvador; Cabeza, Luisa F. (Elsevier, 2017)
      To “green” building envelopes is currently one of the most promising ways to provide energy savings in buildings and to contribute to the urban heat island effect mitigation. The shadow effect supplied by plants is the ...
    • Gut bacterial ClpB-like gene function is associated with decreased body weight and a characteristic microbiota profile 

      Arnoriaga Rodríguez, María; Mayneris Perxachs, Jordi; Burokas, Aurelijus; Pérez Brocal, Vicente; Moya, Andrés; Portero Otín, Manuel; Ricart, Wifredo; Maldonado, Rafael; Fernández Real, José Manuel (Biomed Central, 2020-04-30)
      Background The chaperone ClpB, a bacterial protein, is a conformational antigen-mimetic of α-melanocyte-stimulating hormone (α-MSH) implicated in body weight regulation in mice. We here investigated the potential associations ...
    • H-Formulation FEM Modeling of the Current Distribution in 2G HTS Tapes and Its Experimental Validation Using Hall Probe Mapping 

      Sotelo, G. G.; Carrera i Vilanova, Miquel; Granados, X. (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      One of the most widespread mathematical formulations applied to simulate the electromagnetic phenomena of coated conductor in the recent literature is the H one. However, the only validation of the model has been indirect ...
    • Halophytophthora fluviatilis Pathogenicity and Distribution along a Mediterranean-Subalpine Gradient 

      Caballol, Maria; Štraus, Dora; Macià, Héctor; Ramis, Xavier; Redondo, Miguel Ángel; Oliva Palau, Jonàs (MDPI, 2021-02-03)
      Halophytophthora species have been traditionally regarded as brackish water oomycetes; however, recent reports in inland freshwater call for a better understanding of their ecology and possible pathogenicity. We studied ...
    • Health hazard, cycling and thermal stability as key parameters when selecting a suitable phase change material (PCM) 

      Miró, Laia; Barreneche Güerisoli, Camila; Ferrer, Gerard; Solé, Aran; Martorell, Ingrid; Cabeza, Luisa F. (Elsevier, 2016)
      From the literature review it was observed that there is no established methodology, neither a common pattern, when selecting a phase change material for a thermal energy storage application. Melting temperature and enthalpy ...
    • Heat retention of a photovoltaic/thermal collector with PCM 

      Browne, Maria C.; Norton, Brian; McCormack, Sarah J. (Elsevier, 2016)
      A novel PV/T/PCM system that generates electricity, stores heat and pre-heats water was characterised under outdoor conditions in Dublin, Ireland. The system design combines a PV module with a thermal collector; in which ...
    • High density polyethylene spheres with PCM for domestic hot water applications: Water tank and laboratory scale study 

      Navarro Farré, Lidia; Barreneche Güerisoli, Camila; Castell, Albert; Redpath, David A.G.; Griffiths, Philip; Cabeza, Luisa F. (2017)
      Renewable energy is a potential alternative energy provider with fewer CO2 emissions. However, the mismatch between energy supply and demand is the main disadvantage. Therefore, thermal energy storage becomes an essential ...