Results 11 to 20 of about 177,057 (216)

Microstructured molecular BIO-gratings by means of UV induced denaturation - INVITED [PDF]

open access: yesEPJ Web of Conferences, 2023
Rapid, reliable and low cost techniques to fabricate biosensors is a hot topic nowadays. Here, we present a BIO-grating fabricated by means of local, selective denaturing of molecules using UV radiation.
Juste-Dolz Augusto   +6 more
doaj   +1 more source

Auto-evaluación previa a las prácticas de laboratorio químico: introducción al auto-aprendizaje

open access: yesArbor: Ciencia, Pensamiento y Cultura, 2011
En este trabajo se muestra una estrategia para mejorar los resultados de aprendizaje en las prácticas de laboratorio en una asignatura de Química del Grado en Ingeniería Agroalimentaria y del Medio Rural realizando cuestionarios previos temporizados ...
Patricia Noguera Murray   +3 more
doaj   +1 more source

Neo-antigens for the serological diagnosis of IgE-mediated drug allergic reactions to antibiotics cephalosporin, carbapenem and monobactam

open access: yesScientific Reports, 2020
New antigens deriving from -lloyl and -llanyl, major and minor determinants, respectively, were produced for β-lactam antibiotics cefuroxime, cefotaxime, ceftriaxone, meropenem and aztreonam.
Edurne Peña-Mendizabal   +2 more
doaj   +1 more source

Crystal structure of 4-{2-[4-(dimethylamino)phenyl]diazen-1-yl}-1-methylpyridinium iodide

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2015
The molecular geometry of the ionic title compound, C14H17N4+·I− or DAZOP+·I−, is essentially featureless. Regarding the crystal structure, in addition to the obvious cation–anion Coulombic interactions, the packing is mostly directed by non-covalent ...
Katherine Chulvi   +3 more
doaj   +1 more source

Small Wind Turbine Emulator Based on Lambda-Cp Curves Obtained under Real Operating Conditions

open access: yesEnergies, 2019
This paper proposes a new on-site technique for the experimental characterization of small wind systems by emulating the behavior of a wind tunnel facility. Due to the high cost and complexity of these facilities, many manufacturers of small wind systems
Camilo I. Martínez-Márquez   +5 more
doaj   +1 more source

Bifunctionalized Gold Nanoparticles for the Colorimetric Detection of the Drug γ-Hydroxybutyric Acid (GHB) in Beverages

open access: yesChemosensors, 2021
The increase in the number of drug-facilitated sexual assault (DFSA) cases in recent years has become a major concern. Consequently, there is a need to develop methods for the real-time detection of these substances.
Silvia Rodríguez-Nuévalos   +4 more
doaj   +1 more source

Terapia miofuncional para mejorar eficiencia en la succión en recién nacidos pretérmino

open access: yesPerinatología y Reproducción Humana, 2018
Resumen: Objetivo: Comparar las características de los neonatos pretérmino que recibieron terapia miofuncional con los que no la recibieron, y analizar el tiempo que cada grupo toma en llegar desde la primera succión a la mayor eficiencia en la succión (
P. Acuña Carrillo   +5 more
doaj   +1 more source

Sistema Web con reconocimiento facial para la escuela “Unidad Educativa Ulpiano Navarro'

open access: yes, 2021
El presente proyecto pretende ayudar en la gestión de entrada/salida en las instituciones educativas, se basa en el control de acceso al establecimiento.
Pazmiño Torres, Franklin Ismael
core   +1 more source

Mesoporous Silica Nanoparticles in Chemical Detection: From Small Species to Large Bio-Molecules

open access: yesSensors, 2021
A recompilation of applications of mesoporous silica nanoparticles in sensing from the last five years is presented. Its high potential, especially as hybrid materials combined with organic or bio-molecules, is shown.
Margarita Parra   +3 more
doaj   +1 more source

Surface Micro-Patterned Biofunctionalized Hydrogel for Direct Nucleic Acid Hybridization Detection

open access: yesBiosensors, 2023
The present research is focused on the development of a biofunctionalized hydrogel with a surface diffractive micropattern as a label-free biosensing platform.
Paola Zezza   +4 more
doaj   +1 more source

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