Results 1 to 10 of about 111 (106)

Design of new hole transport materials based on triphenylamine derivatives using different π-linkers for the application in perovskite solar cells. A theoretical study [PDF]

open access: yesFrontiers in Chemistry, 2022
New organic molecules containing five different compounds, commonly called p-linkers, located between the triphenylamine units, were theoretically designed and analyzed in order to be proposed as new hole transport materials (HTMs) in perovskite solar ...
José David Quezada-Borja   +8 more
doaj   +2 more sources

Anthocyanins and Functional Compounds Change in a Third-Generation Snacks Prepared Using Extruded Blue Maize, Black Bean, and Chard: An Optimization [PDF]

open access: yesAntioxidants, 2021
The effect of extrusion cooking on bioactive compounds in third-generation snacks (TGSE) and microwave-expanded snacks (MWSE) prepared using black bean, blue maize, and chard (FBCS) was evaluated.
David Neder-Suárez   +8 more
doaj   +2 more sources

Advances in the Exploration of Coordination Complexes of Vanadium in the Realm of Alzheimer’s Disease: A Mini Review [PDF]

open access: yesMolecules
Alzheimer’s disease (AD) is a progressive neurodegenerative disorder characterized by cognitive decline, memory loss and limited therapeutic options. Metal-based drugs have emerged as promising alternatives in the search for effective treatments, and ...
Jesús Antonio Cruz-Navarro   +10 more
doaj   +2 more sources

Structural and compositional dimensions of phytochemical diversity in the genus Piper reflect distinct ecological modes of action

open access: yesJournal of Ecology, Volume 110, Issue 1, Page 57-67, January 2022., 2022
Crude extract 1H NMR diversity synthesizes the compositional diversity and structural complexity of phytochemical mixtures. Plants can develop chemical diversity through different combinations of structural and compositional biosynthetic mechanisms; thus, methods incorporating both dimensions of phytochemical diversity can provide new theoretical ...
Casey S. Philbin   +4 more
wiley   +1 more source

Posible predisposición a embolia pulmonar en el delfín rosado Inia geoffrensis (Blainville, 1817) por contaminación con mercurio en su ecosistema

open access: yesIntropica, 2021
El delfín rosado es un odontoceto y como tal es un predador tope en su ecosistema donde habita, en los ríos Amazonas y Orinoco, abarcando siete países: Colombia, Ecuador, Perú, Bolivia, Guyana, Brasil y Venezuela.
Nicolas Banse Bueno, Anelio Aguayo-Lobo
doaj   +1 more source

Microtermometría de inclusiones fluidas en calcitas de las carbonatitas de Fuerteventura: composición y condiciones de formación

open access: yesGeogaceta, 2022
El estudio petrográfico de los minerales de calcita en los diques carbonatíticos del Complejo Basal de Fuerteventura (Ajuy, Punta de la Nao) muestra la presencia de inclusiones fluidas primarias aisladas, corroborando su origen magmático más que un ...
Gabriele Carnevale   +3 more
doaj   +1 more source

Inteligencia artificial en el diseño de fármacos: hacia la inteligencia aumentada

open access: yesEducación Química, 2023
El desarrollo e investigación de fármacos es un proceso complejo que a menudo se percibe más como un arte que como una ciencia. Las muchas incógnitas de las enfermedades humanas, su complejidad, y el gran tamaño del espacio químico para encontrar ...
Fernanda I. Saldivar-González   +2 more
doaj   +1 more source

Selección de cepas productoras de enzimas ligninolíticas nativas del Valle del Yaqui

open access: yesNova Scientia, 2017
Introducc ión: Las fibras lignocelulósicas están compuestas por tres polímeros: celulosa, hemicelulosa y lignina. El biopulpeo es un pretratamiento, previo al proceso de pulpeo físico químico, cuyo fin es lograr la ...
S.R. Maldonado-Bustamante   +6 more
doaj   +3 more sources

Complex and nonlinear climate‐driven changes in freshwater insect communities over 42 years

open access: yesConservation Biology, Volume 34, Issue 5, Page 1241-1251, October 2020., 2020
Abstract The ongoing biodiversity crisis becomes evident in the widely observed decline in abundance and diversity of species, profound changes in community structure, and shifts in species’ phenology. Insects are among the most affected groups, with documented decreases in abundance up to 76% in the last 25–30 years in some terrestrial ecosystems ...
Viktor Baranov   +4 more
wiley   +1 more source

Influencia de consorcios microbianos en la incidencia del moho gris (Botrytis cinerea) en fresa (variedad Monterey)

open access: yesRevista U.D.C.A Actualidad & Divulgación Científica, 2022
Botrytis cinerea, el agente causal de la enfermedad del moho gris, es uno de los patógenos más destructivos del cultivo de fresa, tanto en el desarrollo vegetativo como en poscosecha.
Mario Alejandro Cano   +2 more
doaj   +1 more source

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