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Sánchez Tirado, E. ; Salvo, C. ; Gónzalez Cortés, A ; Yáñez Sedeño, Paloma ; Langa, F. ; Pingarrón Carrazón, José Manuel | Elsevier | 2017-03Dual screen-printed carbon electrodes modified with 4-carboxyphenyl-functionalized double-walled carbon nanotubes (HOOC-Phe-DWCNTs/SPCEs) have been used as scaffolds for the preparation of electrochemical immunosensors for the simultaneous deter[...]texto impreso
Sánchez Tirado, Esther ; González Cortés, Araceli ; Yudasaka, M. ; Iijima, S. ; Langa, Fernando ; Yáñez Sedeño, Paloma ; Pingarrón Carrazón, José Manuel | Elsevier | 2017-05The first electrochemical immunosensor for the determination of 8-isoprostane (8-iso prostaglandin F2?, ISO), one of the most reliable biomarkers of lipid peroxidation in the human body and of aging related to Alzheimer´s disease or atherosclero[...]texto impreso
We consider electromagnetic knots, defined as standard classical electromagnetic waves in empty space, characterized by two integers n(m) and n(e), such that all the force lines are closed and any pair of magnetic (electric) lines are linked wit[...]texto impreso
Lopes, M. C. A. ; Pires, W. A. D. ; Amorim, R. A. A. ; Fernandes, A. C. P. ; Casagrande, T. M. ; Jones, D. B. ; Blanco Ramos, Francisco ; García, G. ; Brunger, M. J. | Elsevier | 2020-10The mass spectrum of R-carvone measured at 70 eV electron impact energy, in the mass region of 1-151 amu, is reported in this work. We observed in this spectrum 103 peaks associated with ionic fragmentation, 55 of them with abundances greater th[...]texto impreso
We theoretically study electronic states in graded-gap junctions of IV-VI compounds with band inversion. Using a two-band model within the k . p approximation and assuming that the gap and the gap centre present linear profiles, we demonstrate t[...]texto impreso
Pretell, Eduardo A. ; Pearce, Elizabeth N. ; Moreno, Sergio A. ; Dary, Omar ; Kupka, Roland ; Gizak, Malgorzata ; Gorstein, Jonathan ; Grajeda, Ruben ; Zimmermann, Michael B. | Elsevier | 2019-01-25T16:59:37Ztexto impreso
We present a new proof of comparison results via Steiner symmetrization for solutions of elliptic equations. This proof relies upon a "level sets" argument.texto impreso
The authors establish that an elliptic-hyperelliptic Klein surface of genus p > 5 generically has at most 4(p-1)automorphisms, excepting the case X is orientable with 2 or 4 boundary components. If X is orientable with 2 or 4 boundary componen[...]texto impreso
Pathologies related to neurotoxicity represent an important percentage of the diseases that determine the global burden of diseases. Neurotoxicity may be related to the increasing levels of potentially neurotoxic agents that pollute the environm[...]texto impreso
The present study explores how people perceive the conservation of an olive agro-ecosystem within a natural reserve, in Andalusia (southern Spain). Using the contingent and the inferred valuation methods, we performed a field survey to identify [...]texto impreso
García Campos, Cecilia ; Martinón Torres, María ; Martín-Francés, Laura ; Modesto Mata, Mario ; Martínez de Pinillos, Marina ; Arsuaga, Juan Luis ; Bermúdez de Castro, José María | Elsevier | 2019-01Enamel and dentin patterns have awakened a considerable interest in phylogenetic studies. However, almost nothing is known about the dental tissue proportions of European Pleistocene hominins, apart from Neanderthal populations. This study aims [...]texto impreso
Novo Rodríguez, Marta ; Verdú, I. ; Trigo Aza, María Dolores ; Martínez-Guitarte, J. L. | Elsevier | 2018-04-15Xenobiotics such as bisphenol A (BPA), are present in biosolids, which are applied as organic fertilizers in agricultural fields. Their effects on soil life have been poorly assessed, and this is particularly important in the case of earthworms,[...]texto impreso
This work provides evidence of arbuscular mycorrhizae (or endomycorrizhae) and their role in mineral weathering and soil carbonate production from Miocene paleosols. Formation of the paleosols-bearing mycorrhizae took place in marginal lacustrin[...]texto impreso
Cabello-Vílchez, Alfonso Martín ; Mena, Rosmery ; Zuniga, Johanna ; Cermeno, Pablo ; Martin-Navarro, Carmen Ma ; Gonzalez, Ana C. ; Lopez-Arencibia, Atteneri ; Reyes-Batlle, Maria ; Pinero, Jose E. ; Valladares, Basilio ; Lorenzo-Morales, Jacob | Elsevier | 2020-06-10T18:11:38ZIn March 2010, a 35 year-old HIV/AIDS female patient was admitted to hospital to start treatment with Highly Active Antiretroviral Therapy (HAART) since during a routine control a dramatic decrease in the CD4(+) levels was detected. At this st[...]texto impreso
A hierarchy of infinite-dimensional systems of hydrodynamic type is considered and a general scheme for classifying its reductions is provided. Wide families of integrable systems including, in particular, those associated with energy-dependent [...]