Listando IQS por título
Mostrando ítems 124-143 de 257
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Generador de funciones periódicas con controlador lógico-programable (PLC)
(Afinidad. Vol.72, n.570 (2015), p.89-94, 2015-04)El análisis frecuencial de sistemas de control se basa en el conjunto de respuestas del proceso a señales senoidales que, en la mayoría de casos de los procesos habituales en la industria química, han ... -
Glycosidases and glycosynthases in enzymatic synthesis of oligosaccharides: an overview
(Afinidad. Vol.59, n.500 (2002), p.295-313, 2002)Retaining glycosidases have been extensively studied for the synthesis of oligosaccharides and glycoconjugates as a convenient enzymatic approach to achieve the required regio- and stereoselectivity in ... -
Glycyrrhetinic acid-functionalized mesoporous silica nanoparticles for the co-delivery of DOX/CPT-PEG for targeting HepG2 cells
(Pharmaceutics. Vol.12, n.11 (2020), 1048, 2020-11)A pH-triggered mesoporous silica nanoparticle (MSN)-based nano-vehicle for the dual delivery of doxorubicin (DOX)/camptothecin-PEG (CPT-PEG) has been prepared. To enhance its selectivity, the nanoparticles ... -
Glyphosate targets fish monoaminergic systems leading to oxidative stress and anxiety
(Environment International, 2020-11-18)Glyphosate is the active ingredient of some of the most highly produced and used herbicides worldwide. The intensive applications of glyphosate-based herbicides and its half-life in water lead to its ... -
Heteroacoplamientos catalizados por paladio
(Afinidad. Vol.59, n.500 (2002), p.325-336, 2002)Durante los diez últimos años la química del paladio se ha aplicado intensamente en síntesis orgánica debido a su versatilidad y a su gran selectividad. En esta breve revisión se muestran las características ... -
High photostability in nonconventional coumarins with far-red/NIR emission through azetidinyl substitution
(Journal of Organic Chemistry. Vol.83, n.19 (2018), p.11519-11531, 2018-08)Replacement of electron-donating N,N-dialkyl groups with three- or four-membered cyclic amines (e.g., aziridine and azetidine, respectively) has been described as a promising approach to improve some ... -
High-efficacy subcellular micropatterning of proteins using fibrinogen anchors
(Journal of Cell Biology, 2021-01-08)Protein micropatterning allows proteins to be precisely deposited onto a substrate of choice and is now routinely used in cell biology and in vitro reconstitution. However, drawbacks of current technology ... -
Identificación de las principales competencias necesarias para el uso profesional de la estadística aplicada en ADE
(Revista del Congrés Internacional de Docència Universitària i Innovació, núm.2 (2014), 2014)El objetivo de este trabajo es determinar las competencias para el uso profesional de la Estadística que son más valoradas para optar a un puesto de trabajo. Para ello se ha utilizado una metodología ... -
Impact of low stocking densities shrimp farm effluents in water quality of a tropical coastal wetland
(Afinidad. Vol.77, n.589 (2020), p.53-62, 2020-03)The effects of shrimp aquaculture on the water quality of the Jiquilisco Bay (El Salvador) was evaluated for small-scale shrimp farming with low stocking densities (≤ 12 shrimps/m2). Two sites were ... -
In silico discovery of substituted pyrido[2,3-d]pyrimidines and pentamidine-like compounds with biological activity in myotonic dystrophy models
(PLoS ONE. Vol.12, n.6 (2017), e0178931, 2017-06)Myotonic dystrophy type 1 (DM1) is a rare multisystemic disorder associated with an expansion of CUG repeats in mutant DMPK (dystrophia myotonica protein kinase) transcripts; the main effect of these ... -
In the opinion of scientists: are there rules in research? Pilot study on the most widespread rules of scientific research
(2021-01-31)Sociologists, ethnologists, philosophers among others have tried to identify the norms or rules that govern scientific research; however, so far, they have not been widely accepted by scientists. This ... -
Industria farmacéutica 4.0
(Pharmatech. N.42 (marzo-abril 2019), p.79-82, 2019-03)La implantación de las tecnologías de la industria 4.0 va a producir grandes cambios en la industria química y farmacéutica. Disponer de un modelo claro de lo qué es la industria 4.0 es clave para ... -
Influence of building orientation on the flexural strength of laminated object manufacturing specimens
(Journal of Mechanical Science and Technology. Vol. 31, no.1 (2017), p.133-139, 2017-01)This study aims to define the best building orientation for components produced via the Laminated object manufacturing (LOM) technique to enhance their flexural performance. Results of previous research ... -
Influence of the carbon incorporation on the mechanical properties of TiB2 thin films prepared by HiPIMS
(International Journal of Refractory Metals and Hard Materials. Vol.107 (2022), 105884, 2022-09)Nanostructured TiB2 and TiBC thin films with carbon contents up to 11 at. % were prepared by physical vapor deposition using high power impulse magnetron sputtering (HiPIMS) technology. The influence ... -
Inquiry based mathematics education and the development of learning trajectories
(Teaching Mathematics and Computer Science. Vol.18, n.3 (2020) p.63-89, 2020)This article is based on the panel on inquiry based mathematics education and the development of learning trajectories held at the VARGA 100 Conference. After an introduction presenting the theme and ... -
Introducción a la química combinatoria
(Afinidad. Vol.59, n.500 (2002), p.314-324, 2002)Durante los últimos diez años la Química Combinatoria se ha convertido en una técnica usual para el descubrimiento y desarrollo de nuevos productos con actividad biológica. El presente minireview pretende ... -
La llavor del Papa Francesc: Aparecida (Brasil), 2007
(Ars Brevis, 2016, Núm. 22, p. 256-269, 2016)Analitzar el document final de la V Conferència General de l’Episcopat Llatinoamericà i del Carib, celebrada a Aparecida, Brasil, fa deu anys, el 2007, resulta avui especialment interessant, ja que el ... -
Las oportunidades de negocio ¿se reconocen o se construyen?
(Estudios Empresariales. Número 141(2013), p. 62-70, 2013)En este artículo se trata de dar respuesta a la pregunta de si las oportunidades de negocio ya existían antes de reconocerse y se reconocen simplemente o si deben construirse desde cero. El autor también ... -
Las predicciones científicas de D.I. Mendeleiev
(Afinidad. Vol.65, n.533 (2008), p.7-10, 2008-01)Este trabajo estudia las predicciones de Mendeleiev sobrela posible equivalencia entre materia y energía. Al mis-mo tiempo hace una crítica de algunos comentarios sobreeste punto aparecidos en la ... -
Leading edge technologies in wastewater treatment
(AIMS Environmental Science. Vol.2, n.2 (2015), p.237-240, 2015-04)