Results 1 to 10 of about 987 (115)

Transferable Semiempirical Models for Judd-Ofelt Parameters and Multiphonon Relaxation in Eu<sup>3+</sup> Complexes: Toward an Experiment-Free Luminescence Design. [PDF]

open access: yesJ Comput Chem
ABSTRACT The rational design of lanthanide‐based luminescent systems using purely theoretical approaches remains challenging due to the reliance of existing models on experimental data. Herein, we propose a theoretical protocol for the design of new Eu3+ based luminescent systems, starting from a previously synthesized and experimentally characterized ...
Neto CMB   +5 more
europepmc   +2 more sources

Aromaticity-Induced Spin State Switching and High-Spin States in Non-Alternant Polyradicals. [PDF]

open access: yesJ Comput Chem
The peculiar topology of some non‐alternant systems allows such a degree of freedom in favored spin‐alignment between unpaired electrons that the polyradical can be in low‐, intermediate‐, and high‐spin ground state. Thus, the modulation of resonance energy upon distortions of pro‐aromatic units via external stimuli may result in switching the lowest ...
Betkhoshvili S   +3 more
europepmc   +2 more sources

Discovering New Tyrosinase Inhibitors by Using In Silico Modelling, Molecular Docking, and Molecular Dynamics [PDF]

open access: yesPharmaceuticals
Background/Objectives: This study was used in silico modelling to search for potential tyrosinase protein inhibitors from a database of different core structures for IC50 prediction. Methods: Four machine learning algorithms and topographical descriptors
Kevin A. OréMaldonado   +4 more
doaj   +2 more sources

The Synergy between Glutathione and Phenols—Phenolic Antioxidants Repair Glutathione: Closing the Virtuous Circle—A Theoretical Insight

open access: yesAntioxidants, 2023
Glutathione (GSH) and phenols are well-known antioxidants, and previous research has suggested that their combination can enhance antioxidant activity.
Mirzam Carreon-Gonzalez   +1 more
doaj   +1 more source

New Insights on Glutathione’s Supramolecular Arrangement and Its In Silico Analysis as an Angiotensin-Converting Enzyme Inhibitor

open access: yesMolecules, 2022
Angiotensin-converting enzyme (ACE) inhibitors are one of the most active classes for cardiovascular diseases and hypertension treatment. In this regard, developing active and non-toxic ACE inhibitors is still a continuous challenge.
Antônio S. N. Aguiar   +6 more
doaj   +1 more source

Cristalogénesis biológica y cristalografía en la elucidación de la estructura tridimensional de las proteínas. Revisión narrativa

open access: yesCiencia, Tecnología y Salud, 2022
La obtención de información estructural tridimensional de una proteína es de suma importancia en campos tan variados como la bioquímica funcional, las ciencias de materiales o biomédicas.
Omar E. Vélasquez-González   +1 more
doaj   +1 more source

Experimental Resonances in Viscoelastic Microfluidics

open access: yesFrontiers in Physics, 2021
Pulsatile flows of viscoelastic fluids are very important for lab-on-a-chip devices, because most biofluids have viscoelastic character and respond distinctively to different periodic forcing.
Pamela Vazquez-Vergara   +5 more
doaj   +1 more source

Historia de la química cuántica

open access: yesEducación Química, 2018
Se recorren algunos aspectos históricos relevantes de la teoría cuántica (se inicia con algo de Max Planck, el modelo atómico de Niels Bohr y el descubrimiento del espín).
Andoni Garritz
doaj   +1 more source

Historia de la química cuántica

open access: yesEducación Química, 2015
Se recorren algunos aspectos históricos relevantes de la teoría cuántica (se inicia con algo de MaxPlanck, el modelo atómico de Niels Bohr y el descubrimiento del espín). Se continúa con la aportaciónde la mecánica cuántica de Werner Heisenberg (Mecánica
Andoni Garritz
doaj   +1 more source

A Theoretical Study of the C–X Bond Cleavage Mediated by Cob(II)Aloxime

open access: yesMolecules, 2022
The C–X bond cleavage in different methyl halides (CH3X; X = Cl, Br, I) mediated by 5,6-dimethylbenzimidazole-bis(dimethylglyoximate)cobalt(II) (CoIICbx) was theoretically investigated in the present work. An SN2-like mechanism was considered to simulate
Luis E. Seijas   +5 more
doaj   +1 more source

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