Articles publicats en revistes: Enviaments recents
Ara mostrant els elements 541-560 de 733
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Optimización y revalidación del análisis de nitrógeno por el método Kjeldahl en muestras de taurina
(Afinidad. Vol.66, n.541 (2009), p.200-205, 2009-05)En el presente artículo, se ha optimizado y se ha revalidado el procedimiento de análisis de nitrógeno en muestras de taurina mediante el método Kjeldahl. La Asociación Española de Farmacéuticos de la ... -
Cálculo de la incertidumbre asociada a los resultados basado en la validación de un procedimiento de análisis. Aplicación en la determinación de cloruros por HPLC en lixiviados
(Afinidad. Vol.65, n.533 (2008), p.11-19, 2008-01)El presente estudio aplica los datos obtenidos durante la validación de un procedimiento de análisis para el cálculo de la incertidumbre asociada a los resultados que se obtienen con dicho procedimiento. ... -
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 ... -
Síntesis y aplicación de homocompuestos de TiO2 a la eliminación de contaminantes
(Afinidad. Vol.68, n.554 (2011), p.259-262, 2011-07)Existen ciertos problemas de ingeniería para la uso generalizado de reacciones fotocatalíticas. La utilización de catalizadores en forma de partículas es el mayor causante de opacidad en el medio y ... -
Computational analysis of polymer molecular structure effect on nanocavities replication via injection moulding
(Afinidad. Vol.75, n.581 (2018), p.3-8, 2018-01)The purpose of this work is to study how the molecular structure of a polymer affects the replication of nanocavities when injection moulding manufacturing process is used. Even though the process and ... -
Chelating properties of tripeptide-9 citrulline
(Afinidad. Vol.69, n.560 (2012), p.245-250, 2012-10)Tripeptide-9 Citrulline (INCI name) is a peptide with skin care properties, used for cosmetic applications. In order to elucidate its mechanism of action in the chemical pathways that involve metal ions, ... -
Time-dependent mechanical properties in polyetherimide 3D-Printed parts are dictated by isotropic performance being accurately predicted by the generalized time hardening model
(Molecules. Vol.12, n.3 (2020), 678, 2020-03)The Fused-Deposition Modelling (FDM) technique has transformed the manufacturing discipline by simplifying operational processes and costs associated with conventional technologies, with polymeric ... -
Three-dimensional tumor-stroma co-culture system development using self-assembling peptide scaffolds
(Afinidad. Vol.76, n.587 (2019), p.163-170, 2019-07)Cancer research has traditionally relied on 2D cell culture, focusing mainly on cancer cells and its disrupted genetics. However, tumors have been accepted as complex tissues, and as such, they need ... -
Disseny de reactors fotoquímics: Descripció dels models d’emissió de llum per a reactors anulars. Part 2: Model de font extensa
(Afinidad. Vol.66, n.542 (2009), p.278-284, 2009-07)En el disseny d’un reactor fotoquímic és imprescindible conèixer bé la quantitat de llum que arriba a qualsevol punt del reactor, ja que aquesta influirà molt en la velocitat de la reacció. Aquest article ... -
Disseny de reactors fotoquímics: descripció dels models d’emissió de llum per a reactors anulars. Part 1, models clàssics
(Afinidad. Vol.66, n.541 (2009), p.206-213, 2009-05)El disseny d’un reactor químic ha de contemplar normalment, a no ser que puguin simplificar-se, una sèrie de balanços: el de matèria, el d’energia i el de quantitat de moviment. A més d’aquests, un model ... -
Do we agree with liquid chromatograph operational qualification provided from manufacturers?
(Afinidad. Vol.70, n.561 (2013), p.7-13, 2013-01)Good manufacturing practices include the concept of equipment qualification which aims to demonstrate in a documented way that equipment operates correctly for its intended use and that it is properly ... -
Evaluación mediante HPLC-MS de la capacidad de producción de aflatoxinas y ocratoxina A por parte de 20 cepas de Aspergillus y Penicillium aisladas de compost
(Afinidad. Vol.71, n.565 (2014), p.14-19, 2014-01)Este artículo aporta los resultados obtenidos tras realizar el aislamiento e identificación de los mohos presentes en muestras obtenidas en los distintos estadios de la producción de compost en dos ... -
15 años de laboratorios virtuales en química (I) ¿Qué son? ¿Para qué sirven?
(Alambique. Vol.76 (2014), p.55-62, 2014)Hace unos 15 años, entre 1997 y 2000, aparecieron un conjunto de entornos de simulación que representan un laboratorio de química. Se recogen en este artículo, el estado actual de siete de estas ... -
Effective photodynamic inactivation of 26 Escherichia coli strains with different antibiotic susceptibility profiles: a planktonic and biofilm study
(Antibiotics. Vol.9, n.3 (2020), 98, 2020-02)The emergence of multidrug-resistant bacteria is a growing problem and alternative therapies are being sought to effectively address this issue. The aim of this study is to assess a range of Escherichia ... -
Design and evaluation of an osteogenesis-on-a-chip microfluidic device incorporating 3D cell culture
(Frontiers in Bioengineering and Biotechnology. Vol.8 (2018), 557111, 2020-09)Microfluidic-based tissue-on-a-chip devices have generated significant research interest for biomedical applications, such as pharmaceutical development, as they can be used for small volume, high ... -
Dual stimuli-responsive polyphosphazene-based molecular gates for controlled drug delivery in lung cancer cells
(RSC Advances. Vol.10, n.46 (2020), p.27305-27314, 2020-07)A switchable silane derived stimuli-responsive bottle-brush polyphosphazene (PPz) was prepared and attached to the surface of mesoporous silica nanoparticles (MSNs). The hybrid polymer with PEG-like ... -
Fluid-structure interaction simulations outperform computational fluid dynamics in the description of thoracic aorta haemodynamics and in the differentiation of progressive dilation in Marfan syndrome patients
(Royal Society Open Science. Vol.7, n.2 (2020), 191752, 2020-02)Abnormal fluid dynamics at the ascending aorta may be at the origin of aortic aneurysms. This study was aimed at comparing the performance of computational fluid dynamics (CFD) and fluid–structure ... -
Estimation of industrial emissions during pyrolysis and combustion of different wastes using laboratory data
(Scientific Reports. Vol.10, n.1 (2020), 6750, 2020-04)In our lab, we have been studying the emissions of different pollutants during pyrolysis and combustion of wastes under different conditions for the last three decades. These studies have focused on the ... -
Do remittances promote economic growth and reduce poverty? Evidence from Latin American countries
(Economies. Vol.8, n.2 (2020), 35, 2020-05)In this study, we explore the hypotheses that (a) workers’ remittances enhance economic growth in Latin American countries, and (b) workers’ remittances help reduce poverty in Latin American countries. ... -
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 ...