Results 41 to 50 of about 5,023 (177)

Dinâmica molecular reativa da gaseificação do glicerol em água supercrítica [PDF]

open access: yes, 2020
As crescentes preocupações com os efeitos do agravamento do efeito estufa e o futuro esgotamento das reservas naturais de combustíveis fósseis tornaram imperativa a busca por tecnologias alternativas sustentáveis.
Alonso, Alan Chequim
core  

Microencapsulation of bioactive compounds from peanut residues: stability study and application in yogurt

open access: yesJournal of the Science of Food and Agriculture, Volume 106, Issue 11, Page 6472-6484, 30 August 2026.
Abstract BACKGROUND Peanut skin, a byproduct of peanut processing, is a rich source of phenolic compounds (520.65 mgGAE (100 g)−1 d.b.) with strong antioxidant capacity, but which remains underutilized. The direct incorporation of phenolic extracts into dairy products is challenging, due to their instability during processing and storage and possible ...
Ana Carolina Tucumantel Ribeiro   +7 more
wiley   +1 more source

SIMULACIÓN POR DINÁMICA MOLECULAR DEL KNbO3: DINÁMICA RELAJACIONAL VS. DISPLACIVA

open access: yesAnales (Asociación Física Argentina), 2013
La dinámica de la transición ferroeléctrica en KNbO3 es estudiada mediante una simulación por dinámica molecular en el marco del modelo de polarizabilidad no lineal del oxígeno.
M. Sepliarsky   +2 more
doaj  

Biobased Polyurethane Films Based on Andiroba (Carapa guianensis) and Buriti (Mauritia flexuosa) Oil Polyols

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 30, August 10, 2026.
Polyurethane films were prepared from andiroba (Carapa guianensis) and buriti (Mauritia flexuosa) oil‐derived polyols, emphasizing their potential as bio‐based materials. UV–Vis analysis indicates the retention of carotenoid‐related chromophoric features within the polymer matrix.
João A. P. da Silva   +5 more
wiley   +1 more source

Development and Characterization of ZnO‐Filled and Maleic Anhydride‐Compatibilized PP/SEBS Blends for 3D‐Printing Filaments

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 29, August 5, 2026.
PP/SEBS/MA/ZnO filaments produced by bench‐top single‐screw extrusion show refined morphology, increased crystallinity, improved thermal robustness, and preliminary FFF printability, demonstrating a practical route for functional filament development. ABSTRACT Currently, single‐screw extrusion offers a versatile and accessible route to produce polymer ...
Chiara das Dores do Nascimento   +12 more
wiley   +1 more source

ChemStruct : um pacote em Python para análise estrutural de sistemas atômicos e auxílio em simulações de dinâmica molecular [PDF]

open access: yes, 2019
Ferramentas computacionais de análise estrutural são de grande interesse em simulação molecular, uma vez que a predição da dinâmica das partículas depende das interações entre elas, que por sua vez são regidas pela configuração atômica local.
Demingos, Pedro Guerra
core  

Dinâmica molecular de micelas reversas de 1,2-dipalmitoil-sn-glicero-3-fosfocolina/ciclohexano/água em resolução coarse-grained [PDF]

open access: yes, 2019
No presente trabalho estudou-se o processo de auto-agregação de micelas reversas de 1,2-dipalmitoil-sn-glicero-3-fosfocolina (DPPC)/ ciclohexano/ água via simulações de dinâmica molecular em resolução coarse-grained. Foi avaliada a capacidade do campo de
de Souza, Rafael Maglia   +2 more
core   +1 more source

Synthesis and Characterization of Novel Silylated Sm3+ and Eu3+ Complexes Incorporated Into Mesoporous Silica Nanoparticles

open access: yesEuropean Journal of Inorganic Chemistry, Volume 29, Issue 19, 2 July 2026.
The strategy of incorporating the Eu(tta‐Si)3(phen) and Sm(tta‐Si)3(phen)2 complexes prevented leaching of the complexes and preserved their intrinsic optical properties. Preliminary studies of silylated Ln3+ complexes and nanoparticles loaded with these complexes demonstrated cytotoxicity against cancer cells, with minimal cytotoxic effect on nontumor
Juliana Jorge   +11 more
wiley   +1 more source

(E)-2-Benzylidenecyclanones: Part XX—Reaction of Cyclic Chalcone Analogs with Cellular Thiols: Unexpected Increased Reactivity of 4-Chromanone- Compared to 1-Tetralone Analogs in Thia-Michael Reactions

open access: yesMolecules
In vitro relative cytotoxicity (IC50 (IIb)/IC50 (IIIb) of (E)-3-(4′-methylbenzylidene)-4-chromanone (IIIb) towards human Molt 4/C8 and CEM T-lymphocytes showed a >50-fold increase in comparison to those of the respective tetralone derivative (IIb).
Gábor Bognár   +9 more
doaj   +1 more source

Manganese‐Doped Mesoporous Bioactive Glasses

open access: yesInternational Journal of Ceramic Engineering &Science, Volume 8, Issue 4, July 2026.
Mn‐containing, P2O5‐free 85S mesoporous bioactive glasses (MBGs) with the composition (85SiO2–(15 − x)CaO–xMnO mol%, x = 1, 2, 3, and 4) were synthesized and characterized. The glasses retained mesoporosity, enabling rapid hydroxycarbonate apatite formation and supporting cytocompatibility.
Emanuela C. Luna   +7 more
wiley   +1 more source

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