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Elsevier |
Documentos disponibles de esta editorial (2214)
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Benito Moreno, María Isabel ; Horra del Barco, Raúl de la ; López Gómez, José ; Fernández Barrenechea, José María ; Luque del Villar, Francisco Javier ; Arche, Alfredo | Elsevier | 2011This work is focused on carbonate paleosols developed in three stratigraphic sections (Landete, Talayuelas and Henarejos) of theMiddle–Late Permian Alcotas Formation in the SE Iberian Basin. The Alcotas Formation, of alluvial origin, was deposit[...]![]()
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Granja Bruña, José Luis ; Ten Brink, Uri S. ; Muñoz Martín, Alfonso ; Carbó Gorosabel, Andrés ; Llanes Estrada, Pilar | Elsevier | 2015-04-28Oblique convergence between the North American and Caribbean plates along the eastern Greater Antilles island arc has yielded the asymmetric Muertos thrust belt in the backarc region. Offshore south of Puerto Rico, this thrust belt disappears an[...]![]()
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Malaga, German ; Romero, Zoila O. ; Málaga, Ariana S. ; Cuba Fuentes, Sofia | Elsevier | 2019-01-25T16:03:20ZPeru ist ein südamerikanisches Land, das in den letzten zwei Jahrzehnten von nachhaltigem Wachstum geprägt war. Allerdings konnte das Niveau im Bildungs- und Gesundheitswesen mit dieser Entwicklung nicht Schritt halten, denn die Investionen in d[...]![]()
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Wyatt, Kirk D. ; List, Betsy ; Brinkman, William B. ; Prutsky Lopez, Gabriela ; Asi, Noor ; Erwin, Patricia ; Wang, Zhen ; Domecq Garces, Juan Pablo ; Montori, Victor M. ; LeBlanc, Annie | Elsevier | 2019-02-06T14:59:04ZBACKGROUND: Little is known about the impact of interventions to support shared decision making (SDM) with pediatric patients. OBJECTIVES: To summarize the efficacy of SDM interventions in pediatrics on patient-centered outcomes. DATA SOURCES: W[...]![]()
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Six chondrichthyan taxa are recorded in Late Cretaceous (Maastrichtian) red beds of the south-central Pyrenees (Tremp Formation, Lleida, Spain), indicating marine influence in the palaeoenvironment. Two ray species found in Spain have been previ[...]![]()
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Albuquerque, N. ; Bayart, F. ; Pellegrino, Daniel ; Seoane-Sepúlveda, Juan B. | Elsevier | 2014-03-15We prove that the multilinear Bohnenblust Hille inequality is a particular case of a quite general family of optimal inequalities.![]()
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Martínez Casado, Francisco Javier ; Sánchez Arenas, Ángel Antonio ; García Pérez, María Victoria ; Redondo Yélamos, María Isabel ; López Andrés, Sol ; Rodríguez Cheda, José Antonio | Elsevier | 2007-03Three members of the lead (II) n-alkanoates (from etanoate to n-butanoate) have been synthesized, purified and studied by d.s.c., Xray diffraction, and FTIR spectroscopy. Lead (II) acetate, propanoate, and butanoate present only a melting transi[...]![]()
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Martín Chivelet, Javier ; Muñoz García, Belén ; Edwards, R. Lawrence ; Turrero Jiménez, María Jesús ; Ortega Martínez, Ana Isabel | Elsevier | 2013We have considered the additional data that Domínguez-Villar (this issue) has provided, as well as his criticisms of the interpretations of Martín-Chivelet et al. (2011). We argue that with or without the additional data, our original interpreta[...]![]()
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In 2003 it was proved that the open quadrant Q := {x > 0, y > 0) of R-2 is a polynomial image of R-2. This result was the origin of an ulterior more systematic study of polynomial images of Euclidean spaces. In this article we provide a short [...]![]()
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Pascual Ezama, David ; Rodríguez Paredes, Mercedes ; Sánchez Martín, María del Pilar ; Gil-Gómez de Liaño, Beatriz | Elsevier | 2018According to the literature, individual investors rarely use accounting and financial information (AFI), even though they do not give it a particularly low valuation when asked. This behavior increases the risk to lose investments. The main cont[...]![]()
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Alonso, Juan C. ; Alonso López, Javier Antonio ; Martín, Enrique ; Morales, Manuel B. | Elsevier | 2018-03Sex allocation models still fail to predict the complex sex ratio patterns in broods of vertebrates. A major problem when studying motherebrood interactions is the difficulty in disentangling hypotheses involving maternal preferences from proces[...]![]()
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Rodriguez Schwendtner, Eva María ; González Cano, Agustín ; Díaz Herrera, Natalia ; Navarrete Fernández, María Cruz ; Esteban Martínez, Óscar | Elsevier | 2018-09-01The importance of Surface Plasmon Resonance (SPR)-based devices in the field of chemical and biological sensing and the expectations created in terms of sensitivity and resolution impose the necessity of developing an adequate methodology for th[...]![]()
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Gil-Serna, Jessica ; García-Díaz, Marta ; Vázquez, Covadonga ; González Jaén, María Teresa ; Patiño Álvarez, Belén | Elsevier | 2019-02-26The Aspergillus niger aggregate contains 15 morphologically indistinguishable species which presence is related to ochratoxin A (OTA) and fumonisin B2 (FB2) contamination of foodstuffs. The taxonomy of this group was recently reevaluated and the[...]![]()
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The main obstacle for the implementation of reverse osmosis (RO) in a treatment chain to reuse the effluent of a newsprint mill as fresh water is the high silica content of the water, which produces severe scaling on the membrane, thus, limiting[...]![]()
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The main bottleneck in the treatment and reuse of effluents from deinking paper mills that employ reverse osmosis (RO) is the high silica content, which causes membrane fouling that limits the recovery of the treatment. Silica removal with magne[...]![]()
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Silicon substituted hydroxyapatite/VEGF scaffolds stimulate bone regeneration in osteoporotic sheep.
Casarrubios, L. ; Gómez-Cerezo, Natividad ; Sánchez Salcedo, Sandra ; Feito Castellano, María José ; Serrano, M.C. ; Saiz-Pardo, M. ; Ortega Menor, Lorena ; De Pablo, D. ; Díaz-Güemes, I. ; Fernández-Tomé, E. ; Enciso, S ; Portolés Pérez, María Teresa ; Sanchez-Margallo, F.M ; Arcos Navarrete, Daniel ; Vallet Regí, María ; Sanchez-Margallo, F. M. | Elsevier | 2019-10-31Silicon-substituted hydroxyapatite (SiHA) macroporous scaffolds have been prepared by robocasting. In order to optimize their bone regeneration properties, we have manufactured these scaffolds presenting different microstructures: nanocrystallin[...]![]()
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Silver migration from a commercial baby feeding bottle and a food box containing AgNPs, as confirmed by SEM-EDX analysis, was evaluated using food simulant solutions [i.e., water, 3% (v/v) acetic acid, and 10% and 90% (v/v) ethanol]. Silver rele[...]![]()
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This paper focuses upon the derivation of the similarity solutions of a nonlinear equation associated with a free boundary problem arising in glaciology. We present a potential symmetry analysis of this second order nonlinear degenerate paraboli[...]![]()
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Lafuente, Ángel ; Recio, Jaime ; Ochoa-Hueso, Raúl ; Gallardo, Antonio ; Pérez-Corona, Esther ; Manrique Eol, Esteban ; Durán, Jorge | Elsevier | 2020-05-23Soil nitrogen (N) availability is a key driver of soil-atmosphere greenhouse gas (GHG) exchange, yet we are far from understanding how increases in N deposition due to human activities will influence the net soilatmosphere fluxes of the three mo[...]![]()
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In this paper we define simulations up-to a preorder and show how we can use them to provide a coinductive, simulation-like, characterization of semantic preorders for processes. The result applies to a wide class of preorders, in particular to [...]![]()
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In this study, a chicken meat containing AgNPs (candidate reference material Nanolyse 14) has been used as a model matrix to study the fate and behaviour of AgNPs upon oral ingestion following an in vitro model that included saliva, gastric and [...]![]()
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Arranz Romera, Alicia ; Davis, Benjamin M. ; Bravo Osuna, Irene ; Esteban Pérez, Sergio ; Molina-Martínez, Irene T. ; Shamsher, Ehtesham ; Ravindran, Nivedita ; Guo, Li ; Cordeiro, M. Francesca ; Herrero-Vanrell, Rocio | Elsevier | 2019-03-10Glaucoma is a multifactorial neurodegenerative disorder and one of the leading causes of irreversible blindness globally and for which intraocular pressure is the only modifiable risk factor. Although neuroprotective therapies have been suggeste[...]![]()
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Sánchez-Tembleque Verbo, Victor ; Sánchez Parcerisa, Daniel ; Valladolid Onecha, Victor ; Fraile Prieto, Luis Mario ; Udías Moinelo, José Manuel | Elsevier | 2019-01-07A detection system composed of a CeBr3 scintillating crystal coupled with a photomultiplier tube and connected to a digital oscilloscope was installed in the control room of a Cyberknife™ clinical accelerator during normal irradiation in order t[...]![]()
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Preza, Paul M. ; Hurtado, Abdias ; Armas, Victoria ; Carcamo, Cesar P. | Elsevier | 2019-02-06T14:52:13ZObjetivos. Evaluar la incidencia de síndrome cardiorrenal tipo 1 (SCR1) en una unidad de cuidados intensivos coronarios y su asociación a mortalidad intrahospitalaria a 30 días, así como a otras características epidemiológicas. Métodos. Se revis[...]![]()
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Demuro, Martina ; Arnold, Lee J. ; Aranburu, Arantza ; Gómez Olivencia, Asier ; Arsuaga, Juan Luis | Elsevier | 2019-02This study presents single-grain optically stimulated luminescence (OSL) chronologies for the archaeological site of Galería de las Estatuas – the first systematically excavated Middle Palaeolithic site within the karst system of the Sierra de A[...]![]()
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Arnold, Lee ; Demuro, Martina ; Spooner, Nigel ; Prideaux, Gavin ; McDowell, Matthew Charles ; Camens, Aaron B. ; Reed, Elizabeth H. ; Parés, Josep M. ; Arsuaga, Juan Luis ; Bermúdez de Castro, José María ; Carbonell i Roura, Eudald | Elsevier | 2018-02-03Previous assessments of thermally transferred optically stimulated luminescence (TT-OSL) signal resetting in natural sedimentary settings have been based on relatively limited numbers of observations, and have been conducted primarily at the mul[...]![]()
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We analyze the asymptotic behavior of the attractors of a parabolic problem when some reaction and potential terms are concentrated in a neighborhood of a portion ? of the boundary and this neighborhood shrinks to ? as a parameter ? goes to zero[...]![]()
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Accinelli Tanaka, Roberto Alfonso ; Lopez Oropeza, Lidia Marianella | Elsevier | 2019-02-06T14:59:05ZA pesar que a inicios del siglo xx se presentaron los primeros reportes sobre los perjuicios que tiene sobre la salud el exponerse al asbesto, en la actualidad este continúa siendo uno de los principales materiales empleados en construcción, edi[...]![]()
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García-Caballero, Cristina ; Prieto-Calvo, Esther ; Checa-Casalengua, Patricia ; García-Martín, Elena ; Polo-Llorens, Vicente ; García-Feijoo, Julián ; Molina-Martínez, Irene Teresa ; Bravo-Osuna, Irene ; Herrero-Vanrell, Rocio | Elsevier | 2017-05-30Local long-term delivery of glial cell line derived neurotrophic factor (GDNF) from vitamin E/poly-lactic-co-glycolic acid microspheres (MSs) protects retinal ganglion cells in an animal model of glaucoma for up to 11 weeks. However, the pharmac[...]![]()
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Sanz Santamaría, Ana Belén ; García, Raúl ; Rodríguez Peña, José Manuel ; Nombela, César ; Arroyo Nombela, Francisco Javier | Elsevier | 2018-11The regulation of gene expression through the cell wall integrity (CWI) pathway in yeast is mainly coordinated by the MAPK Slt2 and the transcription factor Rlm1. In this work, we elucidate a new role for Slt2 as a part of the transcriptional ac[...]![]()
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Hobi, Nina ; Giolabi, Michael ; Olmeda Lozano, Bárbara ; Miklavc, Pika ; Felder, Edward ; Walter, Paul ; Dietl, Paul ; Frick, Manfred ; Pérez Gil, Jesús ; Haller, Thomas | Elsevier | 2016-08The molecular basis involving adsorption of pulmonary surfactant at the respiratory air–liquid interface and the specific roles of the surfactant proteins SP-B and SP-C in this process have not been completely resolved. The reasons might be foun[...]![]()
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Súarez Barrios, Mercedes ; García Romero, Emilia ; Baz, Ascensión ; Pérez, Rafael | Elsevier | 2021-04The third set of locks of the Panama Canal is one the most impressive civil infrastructures in the world. Its construction, however, was delayed by two years incurring cost overruns in billions that were mainly related to the use of the local ba[...]![]()
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Azagra Rueda, Daniel ; Ferrera Cuesta, Juan ; López-Mesas Colomina, Fernando ; Rangel, Y. | Elsevier | 2007-02-15We show that for every Lipschitz function f defined on a separable Riemannian manifold M (possibly of infinite dimension), for every continuous epsilon : M -> (0, + infinity), and for every positive number r > 0, there exists a C-infinity smoo[...]![]()
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Let us consider a Banach space X with the property that every real-valued Lipschitz function f can be uniformly approximated by a Lipschitz, C1-smooth function g with Lip(g)?CLip(f) (with C depending only on the space X). This is the case for a [...]![]()
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We solve some fourth order parabolic equations, obtained from perturbations of the parabolic bi-Laplacian equation, with special focus on smoothing estimates. Several classes of initial data are considered including data in Lebesgue and Bessel-L[...]![]()
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Saldanha, Ian J. ; Li, Tianjing ; Yang, Cui ; Ugarte-Gil, Cesar ; Rutherford, George W. ; Dickersin, Kay | Elsevier | 2019-02-06T14:52:38ZOBJECTIVES: Methods to develop core outcome sets, the minimum outcomes that should be measured in research in a topic area, vary. We applied social network analysis methods to understand outcome co-occurrence patterns in human immunodeficiency v[...]![]()
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Wingfield, T. ; Tovar, M. A. ; Huff, D. ; Boccia, D. ; Montoya, R. ; Ramos, E. ; Datta, S. ; Saunders, M. ; Lewis, J. J. ; Gilman, R. H. ; Evans, C. A. | Elsevier | 2019-01-25T16:36:28Z![]()
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Carballo Álvarez, Jesús ; Puell Marín, María Cinta ; Cuiña Sardiña, Ricardo ; Díaz Valle, David ; Vázquez Molini, José María ; Benítez del Castillo, José Manuel | Elsevier | 2014-10PURPOSE: To assess the feasibility of fitting a lathed soft toric contact lens (STCL) after the implant of intrastromal corneal ring segments (ICRSs) to treat keratoconus. METHODS: Six months after ICRS implantation, 47 eyes of 47 patients (18-4[...]![]()
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Rodríguez Pascua, Miguel Angel ; Calvo Sorando, José Pedro ; Vicente Muñoz, Gerardo de ; Gómez Gras, D. | Elsevier | 2000Lacustrine formations of Late Miocene age in the Prebetic area, SE Spain, show several types of deformational structures that are interpreted as seismites. They are present in both marginal and deep lacustrine facies. Seismites formed in margina[...]![]()
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Valverde-Asenjo, Inmaculada ; Diéguez-Antón, Ana ; Martín-Sanz, Juan Pedro ; Molina Abril, José Antonio | Elsevier | 2020-06-05Euro-Mediterranean countries have undergone radical changes in their traditional landscapes due to the abandonment of rural areas. Natural vegetation rapidly colonizes abandoned lands and cause changes in ecosystem functioning. Our main objectiv[...]![]()
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Magro Ruiz, Sandra ; Gutiérrez López, Mónica ; Casado González, Miguel Ángel ; Jiménez Escobar, María Dolores ; Trigo Aza, María Dolores ; Mola, Ignacio ; Balaguer Núñez, Luis | Elsevier | 2013-08-26Earth movements for road construction give rise to nutrient-poor anthrosols. Early onset of soil processes in these environments has been reported on the basis of plant cover establishment. Evidences of full soil functionality, however, would re[...]![]()
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We consider an infinite system of reaction-diffusion equations which describes the dynamics of cluster growth, and show that there are solutions which exist for all times and exhibit a sol-gel transition in a finite time. The manner in which suc[...]![]()
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Over 3 billion people use solid fuels as a means of energy and heating source, and ~ 50% of households burn them in inefficient, poorly ventilated stoves. In 2010, ~ 43% of the 640 million preschool children in 220 countries suffered from a cert[...]![]()
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González, A. ; Kengmana, E. S. ; Fonseca González, Mª Victoria ; Han, G. G. D., G. G. D. | Elsevier | 2020-06Photoswitching dynamics of common organic photoisomers in solid state are often reduced compared to the solution state due to the close packing of molecules that limits structural changes. The facile solid-state switching of photoisomers has imp[...]![]()
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Soluble defense collagens form a group of secreted proteins that are primarily involved in host defense. All defense collagens contain a globular recognition domain contiguous to a collagen-like triple helical domain. They are oligomeric protein[...]![]()
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We study the static equilibria of a simplified Leslie–Ericksen model for a unidirectional uniaxial nematic flow in a prototype microfluidic channel, as a function of the pressure gradient G and inverse anchoring strength, B. We numerically find [...]![]()
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We consider a class of elliptic-hyperbolic degenerate equations g(u) - Delta b(u) + div phi(u) = f With Dirichlet homogeneous boundary conditions, and a class of elliptic-parabolic-hyperbolic degenerate equations g(u)(t) - Delta b(u) + div phi(u[...]![]()
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We study the existence, the asymptotic behaviour near the parabolic boundary and the uniqueness of the solutions of nonlinear reaction-diffusion equations, which blow up on the parabolic boundary. We extend some results for elliptic problems giv[...]![]()
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Benito, J. J. ; Garcia, A. ; Gavete, L. ; Negreanu, Mihaela ; Ureña, F. ; Vargas, M. A. | Elsevier | 2021-06In this paper a parabolic-parabolic chemotaxis system of PDEs that describes the evolution of a population with non-local terms is studied. We derive the discretization of the system using the meshless method called Generalized Finite Difference[...]![]()
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Gimbrone, N. T. ; Sarcar, B. ; Gordian, E. R. ; Rivera, J. I. ; López, C. ; Yoder, S. J. ; Teer, J. K. ; Welsh, E. A. ; Chiaporri, A. A. ; Schabath, M. B. ; Reuther, G. W. ; Dutil, J. ; García, M. ; Ventosilla-Villanueva, R. ; Vera-Valdivia, L. ; Yabar-Berrocal, A. ; Motta-Guerrero, R. ; Santiago-Cardona, P. G. ; Munoz-Antonia, T. ; Cress, W. D. | Elsevier | 2019-01-25T16:36:28Z