Listar por agencia financiadora "Dirección General de Investigación Científica y Técnica (DGICYT). España"
Mostrando ítems 1-20 de 190
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210Pb enhancement in rivers affected by the phosphate rock processing in southwestern Spain
(Elsevier, 1997)The activity levels of 210Pb in solution and bottom sediments were measured in the estuary formed by the Odiel and Tinto ...
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A Birkhoff theorem for Riemann surfaces
(Rocky Mountain Mathematics Consortium, 1998)A classical theorem of Birkhoff asserts that there exists an entire function f such that the sequence of function {/(z + ...
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A digital index theorem
(World Scientific Publishing, 2001-11)This paper is devoted to prove a Digital Index Theorem for digital (n − 1)-manifolds in a digital space (Rn, f), where f ...
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A geometrical coefficient implying the fixed point property and stability results
(University of Houston, 1996)In this paper we define a new geometric constant M(X) in Banach spaces such that X has the fixed point property for ...
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A mutant lacking the glutamine synthetase gene (glnA) is impaired in the regulation of the nitrate assimilation system in the cyanobacterium Synechocystis sp. strain PCC 6803
(American Society for Microbiology, 1994)The existence in the unicellular cyanobacterium Synechocystis sp. strain PCC 6803 of two genes (glnA and glnN) coding for ...
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A new species of Urothoe (Amphipoda, Gammaridea) from the Iberian peninsula
(Station Biologique de Roscoff, 1995)During a study of the amphipod fauna from the coast of the Strait of Gibraltar some specimens of the genus Urothoe were ...
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A new type of glutamine synthetase in cyanobacteria: The protein encoded by the glnN gene supports nitrogen assimilation in Synechocystis sp. strain PCC 6803
(American Society for Microbiology, 1994)A new glutamine synthetase gene, glnN, which encodes a polypeptide of 724 amino acid residues (M(r), 79,416), has been ...
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A novel orientation-dependent potential model for prolate mesogens
(American Institute of Physics, 2005)An intermolecular potential is introduced for the study of molecular mesogenic fluids. The model combines distinct features ...
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A Reanalysis of the Ancient Mitochondrial DNA Sequences Recovered from Neandertal Bones
(Society for Molecular Biology and Evolution, 2002)Recent reports analyzing mitochondrial DNA sequences from Neandertal bones have claimed that Neandertals and modern humans ...
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A refinement of the concept of equilibrium in multiple objective continuous games
(Real Academia de Ciencias Exactas, Físicas y Naturales, 1999)This paper considers a perfection refinement of the concept of equihbrium for multiple objective non-zero sum games. Based ...
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Age determination of Iberian lynx (Lynx pardinus) by canine radiographs and count of teeth cementum annuli
(Verlag Paul Parey, 1997) -
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Aging in the one-dimensional Ising model with Glauber dynamics
(IOP Publishing Ltd., 1997-10-01)We study the zero-temperature limit of the one-dimensional Ising model with nearest-neighbor interactions and Glauber ...
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Amino acid transport systems required for diazotrophic growth in the cyanobacterium Anabaena sp. strain PCC 7120
(American Society for Microbiology, 1995)Uptake of 16 amino acids by the filamentous, heterocyst-forming cyanobacterium Anabaena sp. strain PCC 7120 was characterized ...
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An efficient two-dimensional Vortex method with long time accuracy
(Society for Industrial and Applied Mathematics, 1996-08)This paper deals with efficient techniques for the numerical solution of two-dimensional free-space incompressible Euler ...
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An evaluation of clay minerals as support materials in anaerobic digesters
(Taylor & Francis, 1998)The use of different clay rninerals as support in anaerobic digestion has been studied: The suppon materials were evaluated ...
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Analysis of meson exchange and isobar currents in (e,e′p) reactions from 16O
(American Physical Society, 1999-07-01)An analysis of the effects of meson exchange and isobar currents in exclusive (e,e′p) processes from 16O under quasifree ...
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Analysis of nonlinear transport in Couette flow
(American Physical Society, 1989)The nonlinear Bhatnagar, Gross, and Krook [Phys. Rev. 94, 511 (1954)] kinetic equation is solved for boundary conditions ...
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Analysis of the Evans and Baranyai variational principle in dilute gases
(American Physical Society, 1993)A variational principle for thermostated nonequilibrium steady states recently proposed by Evans and Baranyai [Phys. Rev. ...
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Anharmonic double-phonon excitations in the interacting boson model
(American Physical Society, 2002-12-01)Double−γ vibrations in deformed nuclei are analyzed in the context of the interacting boson model. A simple extension of ...
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Anharmonic double-γ vibrations in nuclei and their description in the interacting boson model
(American Physical Society, 2000-04-01)Double-γ vibrations in deformed nuclei are studied in the context of the interacting boson model with special reference ...