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Documentos disponibles de esta editorial (2214)
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Rosenberg, Yoav O. ; Sadeh, Yonatan ; Metz, Volker ; Pina Martínez, Carlos Manuel ; Ganor, Jiwchar | Elsevier | 2014Co-precipitation of Ra and Ba in barite (i.e., the formation of a RaxBa1-xSO4 solid solution) has long been established as an important process that has the potential to control Ra concentration. This process is commonly described by a distribut[...]![]()
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We consider the 1 - d wave equation epsilon u(tt) - u(tt) + u(t) = 0 With Dirichlet boundary conditions in a bounded interval. It is well known that for any epsilon > 0 this system is exactly controllable, with controls distributed on some open[...]![]()
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In this paper we prove that the null controllability property of the heat equation may be obtained as limit of the exact controllability properties of singularly perturbed damped wave equations, We impose Dirichlet, homogeneous boundary conditio[...]![]()
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Patel, Shivani-A. ; Ali, Mohammed-K. ; Alam, Dewan ; Yan, Lijing-L. ; Levitt, Naomi-S. ; Bernabé-Ortiz, Antonio ; Checkley, William ; Wu, Yangfeng ; Irazola, Vilma ; Gutierrez, Laura ; Rubinstein, Adolfo ; Shivashankar, Roopa ; Li, Xian ; Miranda, J. Jaime ; Chowdhury, Muhammad-Ashique-Haider ; Siddiquee, Ali-Tanweer ; Gaziano, Thomas-A. ; Kadir, M. Masood ; Prabhakaran, Dorairaj | Elsevier | 2019-02-06T14:45:57ZBACKGROUND: The implications of rising obesity for cardiovascular health in middle-income countries has generated interest, in part because associations between obesity and cardiovascular health seem to vary across ethnic groups. OBJECTIVE: We a[...]![]()
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Quintanilla, Alberto E. ; Taype-Rondan, Álvaro ; Lazo-Porras, Maria ; Herrera-Añazco, Percy | Elsevier | 2019-01-25T15:28:06ZOBJECTIVE: To evaluate the association between three obesity markers, body mass index (BMI), abdominal circumference (AC), waist to height ratio (WHtR), and albuminuria in adults seen in a primary health care center specialized in chronic diseas[...]![]()
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Vicente Muñoz, Gerardo de ; Vegas, Ramón ; Muñoz Martín, Alfonso ; Wees, Jan Dierik van ; Casas Sáinz, Antonio ; Sopeña, Alfonso ; Sánchez-Moya, Yolanda ; Arche, Alfredo ; López Gómez, José ; Olaiz Campos, Antonio José ; Fernández Lozano, Javier | Elsevier | 2009The Iberian Chain is a wide intraplate deformation zone formed by the tectonic inversion during the Pyrenean orogeny of a Permian –Mesozoic basin developed in the eastern part of the Iberian Massif. The N – S convergence between Iberia and Euras[...]![]()
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Obtaining suitable logic-tree weights for probabilistic earthquake-induced landslide hazard analyses
Rodríguez Peces, Martín Jesús ; Román Herrera, J.C. ; Peláez, J.A. ; Delgado, J. ; Tsige Aga, Meaza ; Missori, C. ; Martino, S. ; Garrido, J. | Elsevier | 2020-09-20In this study, an inventory of landslides induced by the 2011 Lorca earthquake (Mw 5.1) has been used in order to develop a new procedure to obtain objective logic-tree weights for a probabilistic earthquake-induced landslide hazard analysis. Th[...]![]()
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Ruiz Ruiz, Javier ; Ortega Pérez, Nora ; Martín-Santamaría, M. ; Acedo, Alberto ; Marquina Díaz, Domingo ; Pascual, Olga ; Rozès, Nicolás ; Zamora, Fernando ; Santos de la Sen, Antonio ; Belda Aguilar, Ignacio | Elsevier | 2019-09-16The microbial diversity of wine alcoholic fermentation is not restricted to the presence and activity of Saccharomyces yeast strains. Some non-Saccharomyces species have been described as part of the fermentative microbiota, specially found in t[...]![]()
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Pelayo Bayón, Marta ; García Romero, Emilia ; Labajo Rodillana, Miguel A. ; Pérez del Villar Guillén, L. | Elsevier | 2011The Morrón de Mateo bentonite deposit is being studied as a natural analogue of the thermal and geochemical effects on a bentonite barrier in a deep geological repository of high level radioactive wastes. This bentonite deposit and its host rock[...]![]()
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Valverde Megías, A. ; Donate López, J. ; García Gil de Bernabé, J. ; Megías Fresno, Alicia ; García Feijoo, J. | Elsevier | 2015-05-23Objective: To evaluate macular morphological parameters measured by spectral domain optical coherence tomography (SD-OCT) as predictive factors of visual outcome in patients with exudative age-related macular degeneration (AMD) treated with rani[...]![]()
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Mena, María Luz ; Moreno Gordaliza, Estefanía ; Moraleja San José, Irene ; Cañas Montalvo, Benito ; Gómez Gómez, M.Milagros | Elsevier | 2011In this work a 2D electrophoretic separation procedure able to maintain the integrity of platinum–protein bonds has been developed. The method is based on the use of sequential OFFGEL isoelectric focussing (IEF) and PAGE. A systematic study of t[...]![]()
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Munayco Guillén, F. ; Muro Mansilla, P. A. ; Marroquín Loayza, L. S. ; Zavala Loayza, J. A. ; Cámara Reyes, R. R. ; Verástegui Díaz, A. | Elsevier | 2018-12-03T17:02:50ZPaciente varón de 18 años el cual presentaba lesión en el ojo izquierdo por arma de fuego. Permaneció inconsciente 2 días en una zona agrícola, luego fue llevado a un hospital local donde se le extrajeron larvas. En el ojo izquierdo presentó una[...]![]()
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Analysis of the determinants of the performance of national oil companies (NOCs) is and has always been among the most discussed topics in specialized literature. In this context, the uneven path experienced by two major Latin American NOCs – Pe[...]![]()
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The commodity boom at the turn of the millennium spawned growing interest in development strategies based on natural resources. The Brazilian government introduced a groundbreaking contractual clause to force oil companies to invest into researc[...]![]()
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We obtain the existence of solutions of a two-dimensional free boundary problem modelling the magnetic confinement of a plasma in a Stellarator configuration. The nonlinear elliptic equation was obtained from the 3-D MHD system by Hender and Car[...]![]()
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We consider a mathematical model, posed by J.E. Scheinkman, simulating that an industrial project takes place into the environment without destroying it. We introduce a change of variable leading the formulation to a nonlinear evolution problem [...]![]()
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We compare Besov spaces B-p,q(0,b) with zero classical smoothness and logarithmic smoothness b defined by using the Fourier transform with the corresponding spaces:B-p,q(0,b) defined by means of the modulus of smoothness. In particular, we show [...]![]()
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Let ? = (A? , A?) , B? = (B? , B?) be Banach couples, let E be a Banach space and let T be a bilinear operator such that ||T(a, b)||? ? M[sub]j ||a||?[sub]j ||b||?[sub]j for a ? A? ? A?, b ? B? ? B?, j = 0, 1. If T : A°[sub]j × B°[sub]j ?? E com[...]![]()
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"We consider some degenerate parabolic problems on a convex (or starshaped) ring. We prove that if the initial data have convex (or starshaped) level sets, then the solution u(t,?) has the same property for any positive t. Similar results are sh[...]![]()
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The authors present and study a problem which models the evolution of the ice sheet in the Laurentide. They consider a one-dimensional problem in (3-dimensional) space which involves three parameters: the ice thickness h , the amount of water fl[...]![]()
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Aron, R.M. ; García-Pacheco, F.J. ; Pérez García, David ; Seoane-Sepúlveda, Juan B. | Elsevier | 2009A subset M of a topological vector space X is said to be dense-lineable in X if there exists an infinite dimensional linear manifold in M boolean OR {0} and dense in X. We give sufficient conditions for a lineable set to be dense-lineable, and w[...]![]()
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Using a statistical methodology guided by a genetic algorithm, we select the best econometric model for explaining the severity of the 2008 crisis, with the main determinant being the percentage of bank claims on private sector over deposits in [...]![]()
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The fully nonlinear parabolic problem (P_{\text{}) u t =min{?,?u} for ?×R + , u=0 for ??×R + , u(x,0)=u 0 (x) for ? , occurs in some cases of Bellman's equation of dynamic programming. The author studies questions of asymptotic behavior[...]![]()
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We describe the spaces obtained by applying the interpolation methods associated to polygons to N-tuples of weighted Lp-spaces, N-tuples of classical Lorentz spaces and some other N-tuples of function spaces.![]()
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Montesinos Amilibia, José María ; Hilden, Hugh Michael ; Lozano Imízcoz, María Teresa | Elsevier | 1985The authors construct a cover S3?S3 branched over the "figure eight" knot with preimage the "roman link" and a cover S3?S3 branched over the roman link with preimage containing the Borromean rings L. Since L is universal (i.e. every closed, orie[...]![]()
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Merayo Cuevas, Noemí ; Hermosilla Redondo, Daphne ; Negro Álvarez, Carlos Manuel ; Blanco Suárez, Ángeles | Elsevier | 2013The efficiency of advanced oxidation processes is usually optimized by measuring the evolution of some water quality parameters sampling aliquots at pre-selected time intervals, such as particular undesired contaminants contents, or the reductio[...]![]()
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In this article we present versions of Lojasiewicz's inequality and the Nullstellensatz for the ring of bounded semialgebraic functions on an arbitrary semialgebraic set M. We also prove that the classical Lojasiewicz inequality and Nullstellens[...]![]()
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Domínguez Rodrigo, Manuel ; Bunn, Henry T. ; Mabulla, Audax ; Baquedano, Enrique ; Uribelarrea del Val, David ; Pérez González, Alfredo ; Gidna, Agnes Onna ; Yravedra Sainz de los Terreros, José ; Díez Martín, Fernando ; Egeland, Charles Peter ; Barba, Rebeca ; Arriaza, María del Carmen ; Organista, Elia ; Ansón, Marco | Elsevier | 2014-02-16Recent archaeological work at BK has uncovered abundant taphonomic evidence of megafaunal exploitation by 1.34 Ma hominins. Butchery of small, medium-sized and large carcasses at the site indicate that meat consumption was a crucial adaptive ele[...]![]()
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A new version of Montgomery's conjecture (1971) on the estimation of Dirichlet sums is disproved by means of a modification of the idea of "short sums" (due to Bourgain, 1991). We also study the distribution of the values of Dirichlet's "long sums".![]()
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In this paper we present some results concerning a boundary value problem for a nonlinear ordinary differential equation that was used before in modeling the topography of human cornea. These results generalize previously obtained theorems on ex[...]![]()
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The main result of the paper is the uniqueness of nonnegative solutions of the Cauchy problem and of the first and mixed boundary value problems for a class of degenerate parabolic equations which includes the model equation ut=(um)xx+(un)x, whe[...]![]()
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We consider the nonlinear Schrodinger equation associated to a singular potential of the form a vertical bar u vertical bar(-(1-m))u + bu, for some In is an element of (0, 1), on a possible unbounded domain. We use some suitable energy methods t[...]![]()
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This paper is a review of recent results (including the author's work) on a two-dimensional free-boundary problem, modeling magnetohydrodynamic equilibrium in a stellarator nuclear fusion device. The main tools used in the paper under review are[...]![]()
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We work with spaces of periodic functions on the d-dimensional torus. We show that estimates for L?-approximation of Sobolev functions remain valid when we replace L1 by the isotropic periodic Besov space B01;1 or the periodic Besovspace with do[...]![]()
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We put in a general framework the situations in which a Riemannian manifold admits a family of compatible complex structures, including hyperkahler metrics and the Spin-rotations of arxiv:1302.2846. We determine the (polystable) holomorphic bund[...]![]()
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We study some characterizations of inner product spaces given in the literature. Among other things, we give an example showing that one of the characterizations given in the classical book of Amir (1986) is not correct.![]()
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Let us consider a Riemannian manifold M (either separable or non-separable). We prove that, for every ?> 0, every Lipschitz function f:M?R can be uniformly approximated by a Lipschitz, C1-smooth function g with . As a consequence, every Riemanni[...]![]()
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Delgado, José ; Rosa, Julio ; Peláez, José A. ; Rodríguez Peces, Martín Jesús ; Garrido, Jesús ; Tsige Aga, Meaza | Elsevier | 2020-09-05Newmark displacement estimation is generally computed using empirical models. These models are estimated from large datasets that mainly comprise moderate-to-high magnitude events (Mw > 6.0). In this work, we study the performance of several of[...]![]()
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We show how the approximate controllability of nonlinear parabolic problems may fail although it is a well-known property for linear equations. For the case of the obstacle problem the answer depends on the negativeness of the righ hand side ter[...]![]()
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Groups acting properly and discontinuously on the Cartesian product (Formula presented.) of two hyperbolic planes are termed hyperabelian by Picard. The automorphism group (Formula presented.) of a quaternary integral quadratic form f of index 2[...]![]()
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We prove the existence of a random global attractor for the multivalued random dynamical system associated to a nonlinear multivalued parabolic equation with a stochastic term of amplitude of the order of F. The equation was initially suggested [...]![]()
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The authors consider the Fokker-Planck equation ut=(um)xx+b(u?)x, x> 0, t> 0, with initial and boundary data u(x,0)=u0(x), x> 0, u(0,t)=u1(t), t> 0, u0 having its support in a bounded interval. They concentrate on the case 0![]()
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The search for sharp constants for inequalities of the type Littlewood's 4/3 and Bohnenblust-Hille has lately shown unexpected applications in many fields such as Analytic Number Theory, Quantum Information Theory, or in results on n-dimensional[...]![]()
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The Boussinesq system of hydrodynamics equations, arises from a zero order approximation to the coupling between the Navier-Stokes equations and the thermodynamic equation. The presence of density gradients in a fluid means that gravitational p[...]![]()
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Reconstructing the feeding behavior of fossil hominins, and especially of australopiths, is currently the focus of several lines of work (e.g., Grine et al., 2006; Sponheimer et al., 2006, 2013; Ungar et al., 2008; Strait et al., 2009; Constanti[...]![]()
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We obtain an extension of the Christoffel–Darboux formula for matrix orthogonal polynomials with a generalized Hankel symmetry, including the Adler-van Moerbeke generalized orthogonal polynomials![]()
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Physical reasons suggested in [J.B. Hartle, S.W. Hawking, Wave function of the universe, Phys. Rev. D41 (1990) 1815-1834] for the Quantum Gravity Problem lead us to study type-changing metrics on a manifold. The most interesting cases are Transv[...]![]()
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A method for constructing evolution equations admitting a master symmetry is proposed. Several examples illustrating the method are presented. It is also noted that for certain evolution equations master symmetries can be useful for obtaining ne[...]![]()
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This paper is concerned with the qualitative behavior of solutions of the "dam problem'' for flow of an incompressible fluid through a two-dimensional porous medium. The cross section of the flow region is allowed to have a complicated boundary [...]![]()
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We study the differentiability of very weak solutions v is an element of L(1) (Omega) of (v, L* phi)(0) = (f, phi)(0) for all phi is an element of C(2)((Omega) over bar) vanishing at the boundary whenever f is in L(1) (Omega, delta), with delta [...]![]()
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This paper deals with the main retrial queue of M/M/c-type with exponential repeated attempts. We refer to a busy period and present a detailed computational analysis of four new performance measures: (i) the successful retrials, (ii) the blocke[...]![]()
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We introduce a three-dimensional dynamic crack propagation law, which is derived from Hamilton's principle. The result is an extension of a previous one obtained, corresponding to the two-dimensional case. As a matter of fact, in an orthogonal p[...]![]()
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In this work a mathematical model for the interaction of two key signalling molecules in rat tibia ossification is presented and discussed. The molecules under consideration are Indian hedgehog (Ihh) and parathyroid hormone-related peptide (PTHr[...]![]()
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We study a semilinear elliptic equation with a strong absorption term given by a non-Lipschitz function. The motivation is related with study of the linear Schrödinger equation with an infinite well potential. We start by proving a general exist[...]![]()
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In recent papers we have introduced Mobile Synchronizing Petri Nets, a new model for mobility based on coloured Petri Nets. It allows the description of systems composed of a collection of (possibly mobile) hardware devices and mobile agents, bo[...]![]()
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We study the internal structure of the global attractor of a uniformly persistent flow. We show that the restriction of the flow to the global attractor has duality properties which can be expressed in terms of certain attractor-repeller decompo[...]![]()
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We prove that compact attractors of nonlinear parabolic problems with general potentials have finite fractal and Haussdorf dimension. The linear potentials belong to the space of locally uniform functions in and, unlike other references, they a[...]![]()
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We study the projective tensor norm as a measure of the largest Bell violation of a quantum state. In order to do this, we consider a truncated version of a well-known SDP relaxation for the quantum value of a two-prover one-round game, one whic[...]![]()
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In this paper we study in detail the geometrical structure of global pullback and forwards attractors associated to non-autonomous Lotka-Volterra systems in all the three cases of competition, symbiosis or prey-predator. In particular, under som[...]![]()
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We study the limit case corresponding to a model introduced by G.L. Stenchikov and A. Robock for the evolution of the temperature of an atmospheric column in absence of humidity. The model envolves a degenerate noncoercive quasilinear equation. [...]![]()
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We analyze the sensitivity of a climatological model with respect to small changes in one of the distinguished parameters: the solar constant. We start by proving the stabilization of solutions of the evolution model when time tends to infinity.[...]![]()
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Benito, J.J. ; Garcia, A. ; Gavete, L. ; Negreanu, Mihaela ; Ureña, F. ; Vargas, A. M. | Elsevier | 2020-04In the present paper we propose the Generalized Finite Difference Method (GFDM) for numerical solution of a cross-diffusion system with chemotactic terms. We derive the discretization of the system using a GFD scheme in order to prove and illust[...]![]()
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In this work we present a full geometric characterization of the 1-dimensional polynomial and regular images of R-n. In addition, given a polynomial image S of R-n, we compute the smallest positive integer p := p(S) such that S is a polynomial i[...]![]()
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This paper deals with two M/M/1 queues served by a single server with threshold switching. Our main goal is to solve the Poisson equation and, as a result, give expressions for the Iona-run expected average cost of holding units and switching ac[...]![]()
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We show that the product by generators preserves the characteristic nilpotence of Lie algebras, provided that the multiplied algebras belongs to the class of S-algebras. In particular, this shows the existence of nonsplit characteristically nilp[...]![]()
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We numerically demonstrate Q-switched operation of Titanium:Sapphire lasers using mono and multilayer graphene, deposited on a totally reflecting end mirror as a saturable absorber. Output energies, pulse duration and repetition frequencies of t[...]![]()
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Campos, J.R. ; Jiménez Rodríguez, P. ; Muñoz-Fernández, Gustavo A. ; Pellegrino, D. ; Seoane-Sepúlveda, Juan B. | Elsevier | 2015Abstract. It was recently proved by Bayart et al. that the complex polynomial Bohnenblust–Hille inequality is subexponential. We show that, for real scalars, this does no longer hold. Moreover, we show that, if DR,m stands for the real Bohnenblu[...]![]()
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Weak magnetic materials whose susceptibility values are close to the instrument's accuracy show very large errors in the direct evaluation of their ellipsoid parameters. This may lead to misinterpretation of the magnetic fabric, which is often u[...]![]()
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This Note provides a new estimate concerning the Schwarz lemma in infinite dimensions. Namely we prove that, for a holomorphic mapping between the unit balls of two complex Banach spaces, the image of the ball of radius r![]()
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Let K subset of R be a computable field. We present an algorithm to decide whether a proper rational parametrization of a ruled surface, with coefficients in K((i), can be properly reparametrized over a real (i.e. embedded in R) finite field ext[...]![]()
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The one-cut case of the Hermitian random matrix model in the large N limit is considered. Its singular sector in the space of coupling constants is analyzed from the point of view of the hodograph equations of the underlying dispersionless Toda [...]![]()
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The present-day topography of the Iberian peninsula can be considered as the result of the MesozoicCenozo–ic tectonic evolution of the Iberian plate (including rifting and basin formation during the Mesozoic and compression and mountain building[...]![]()
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This note provides a unified approach to the distribution of the time to extinction from quasi-stationarity for general Markov chains evolving both in discrete and in continuous time. Our results generalize a number of similar derivations which [...]![]()
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Multi-server retrial queues are widely used to model stochastically many telephone systems and computer networks. This paper studies the distribution of the time needed to reach a certain level of congestion, i.e., a given number of customers in[...]![]()
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In this paper we examine the time T to reach a critical number K0 of infections during an outbreak in an epidemic model with infective and susceptible immigrants. The underlying process X, which was first introduced by Ridler-Rowe (1967), is rel[...]![]()
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The complexity of parallel systems has produced a large collection of semantics for processes, a classification of which is provided by Van Glabbeek's linear time-branching time spectrum; however, no suitable unified definitions were available. [...]![]()
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We study an evolution free boundary problem issued from hydrodynamic lubrication. The cavitation phenomenon takes place and is described by the Elrod-Adams model. This model is suggested in preference to the classical variational inequality due [...]![]()
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The purpose here is to investigate some aspects of the evolution dam problem $\partial(\chi+\alpha u)/\partial t=\Delta u+{\rm div}(\chi e)$ in $Q$, $\chi\in H(u)$ in $Q$, $u\geq 0$ in $Q$, in $\Sigma_2$, $\partial u/\partial v+\chi ev\[...]![]()
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Interpolating compactness properties of operators is a long standing and important problem. In this paper, the authors consider the problem in a very general setting of Aronszajn-Gagliardo functors. In simplest terms they show that if T : A0 ! B[...]![]()
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Rivera de Torre, Esperanza ; Palacios Ortega, Juan ; García Linares, Sara ; Gavilanes, José G. ; Martínez del Pozo, Álvaro | Elsevier | 2017-12Sticholysins I and II (StnI and StnII), ?-pore forming toxins from the sea anemone Stichodactyla helianthus, are water-soluble toxic proteins which upon interaction with lipid membranes of specific composition bind to the bilayer, extend and ins[...]![]()
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Chamorro, Elena ; Tenorio, M. José ; Calvo Garrido, Lourdes ; Torralvo Fernández, María José ; Sáez Puche, Regino ; Cabañas Poveda, Albertina | Elsevier | 2020-05Superparamagnetic iron oxide nanoparticles (SPIONs) supported on high surface area mesoporous SiO2 are advanced materials of great interest in catalysis, adsorption and biomedicine. Here we present a new process to prepare SPION/SiO2 materials b[...]![]()
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Sanchez Hernández, Ruth ; López Delgado, Aurora ; Padilla, Isabel ; Galindo Llorach, Roberto ; López de Andrés, Sol | Elsevier | 2016NaP1, SOD, and ANA zeolites were synthesized from a hazardous aluminum waste as main aluminosilicate source by a one-step hydrothermal synthesis. This allowed the total transformation of the waste and no other solid residues were produced. The c[...]![]()
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Toyama, Ken S. ; Junes, Karina ; Ruiz, Jorge ; Mendoza, Alejandro ; Pérez, Jose M. | Elsevier | 2018-11-30T22:50:34ZOntogenetic shifts from an insectivorous diet towards an herbivorous one are well known in lizards. Energetic, behavioral and morphological factors have been linked to this pattern, but the latter have received less attention, especially with re[...]![]()
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Cruz González, Jorge ; López Sáez, Pedro ; Navas López, José Emilio ; Delgado Verde, Miriam | Elsevier | 2015Mainly driven by the rapid progress of the 'open innovation' paradigm, previous research has devoted considerable efforts in investigating how the degree of openness to external knowledge influences firms' innovation performance. However, much l[...]![]()
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Fernández-Sánchez, Gonzalo ; Berzosa, Álvaro ; Barandica Fernández, Jesús María ; Cornejo Montoro, Enrique ; Serrano Talavera, José Manuel | Elsevier | 2015-10In the road construction sector, a number of measures and alternatives have been proposed to reduce the emissions of greenhouse gases (GHG). While these measures can result in a notable abatement of this impact, when analyzed independently and [...]![]()
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n many service systems arising in OR/MS applications, the servers may be temporarily unavailable, a fact that affects the sojourn time of a customer and his willingness to join. Several studies that explore the balking behavior of customers in M[...]![]()
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Ayllón, Daniel ; Nicola, Graciela G. ; Elvira Payán, Benigno ; Almodovar Pérez, Ana María | Elsevier | 2019-04-01Length-based harvest regulations alter the fishing-induced demographic and evolutionary trajectories of exploited stocks and thus shape the existing tradeoffs among fishery and conservation objectives. We used a structurally realistic eco-geneti[...]![]()
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Rodríguez Villanueva, J. ; Bravo Osuna, Irene ; Herrero Vanrell, Rocío ; Molina Martínez, Irene Teresa ; Guzmán Navarro, M. | Elsevier | 2016-09-20Successful therapy for chronic diseases affecting the posterior segment of the eye requires sustained drug concentrations at the site of action for extended periods of time. To achieve this, it is necessary to use high systemic doses or frequent[...]![]()
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Hermosilla Redondo, Daphne ; Merayo Cuevas, Noemí ; Ordóñez Sanz, Ruth ; Blanco Suárez, Ángeles | Elsevier | 2012According to current environmental legislation concerned with water scarcity, paper industry is being forced to adopt a zero liquid effluent policy. In consequence, reverse osmosis (RO) systems are being assessed as the final step of effluent tr[...]![]()
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Omar, Osama ; García Fernández, Berta ; Álvarez Fernández-Balbuena, Antonio ; Vázquez Moliní, Daniel | Elsevier | 2018-11-22Considering that reading and research are the main functions of use in libraries of all educational facilities, proper lighting becomes a crucial factor in the overall success of a library design. In this framework, daylight is essential for bot[...]![]()
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Merayo Cuevas, Noemí ; Hermosilla Redondo, Daphne ; Cortijo, Luis ; Blanco Suárez, Ángeles | Elsevier | 2014-031,4-dioxane is a non-biodegradable, toxic, hazardous, and priority pollutant widely used in the chemical industry as a solvent; as well as it is a resulting by-product of many industrial processes. The optimization of the Fenton treatment of 1,4[...]![]()
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Among the Orbitolininae, Palorbitolina lenticularis (Blumenbach) is a common facies marker in Upper Barremian- Lower Aptian shallow water Mesogean deposits and was hitherto ascribed to specific, but contrasting paleoenvironments within the carbo[...]![]()
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Motivated by the Invariant Subspace Problem, we describe explicitly the closed subspace H-2 generated by the limit points in the H-2 norm of the orbit of a thin Blaschke product B under composition operators C-phi, induced by non-elliptic automo[...]![]()
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After describing explicitly all total orderings in the ring R[[x, y]], we prove that each ordering in the quotient field of the ring of germs of real analytic functions at an irreducible point O of a real analytic surface X is defined by a half-[...]![]()
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Navidad Fernández de la Cruz, Marina, Marina ; Castiñeiras García, Pedro ; Casas, Josep M. ; Liesa, Montserrat ; Belousova, Elena ; Proenza, Joaquín ; Aiglspergere, Thomas | Elsevier | 2018-08New data on the geochemistry and geochronology of different felsic gneisses and metabasites from the Variscan massifs of Eastern Pyrenees have allowed us to shed some light on the Ordovician magmatic evolution in northern Gondwana during the ope[...]![]()
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This study integrates SHRIMP Usingle bondPb zircon geochronology and whole-rock and Srsingle bondNd isotope geochemistry data from migmatites and granitic rocks of the Sierra Albarrana Domain. We provide new information on the magmatic and metam[...]![]()
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After describing explicitly all total orderings in the ring R[[x,y]], we prove that each ordering in the quotient field of the ring of germs of real analytic functions at an irreducible point O of a real analytic surface X is defined by a half-b[...]