Results 91 to 100 of about 270,358 (309)

Caracterização fenólica e antioxidante de subprodutos da vinificação [PDF]

open access: yes, 2012
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Ciências Agrárias. Programa de Pós-Graduação em Ciência dos AlimentosO conteudo de compostos fenolicos e a atividade antioxidante de extratos obtidos a partir do bagaco da vinificacao ...
Rockenbach, Ismael Ivan
core  

Ultrasound-Assisted Extraction of Phenolic Compounds from Celtuce (Lactuca sativa var. augustana) Leaves Using Natural Deep Eutectic Solvents (NADES): Process Optimization and Extraction Mechanism Research

open access: yesMolecules
Natural deep eutectic solvents (NADESs), as emerging green solvents, can efficiently extract natural products from natural resources. However, studies on the extraction of phenolic compounds from celtuce (Lactuca sativa var.
Shanshan Li   +5 more
doaj   +1 more source

Designing Polymer Nanocomposites for X‐Ray Shielding: Mechanisms, Architectures, and Scalable Processing

open access: yesAdvanced Engineering Materials, EarlyView.
This review highlights advances in lightweight, lead‐free polymer nanocomposites for diagnostic X‐ray shielding. By linking filler chemistry, dispersion, architecture, and photon interaction mechanisms, it establishes structure–performance relationships guiding material design.
Aklilu G. Messele   +2 more
wiley   +1 more source

Investigation of the antioxidant activity of phenolic compounds in cell culture systems [PDF]

open access: yes, 2009
Includes abstract.Includes bibliographical references (leaves 81-95).This study focuses on newly synthesized polyphenolic compounds which were expected to be antioxidants in vivo.
Zwane, Eunice Nonhlanhla
core  

Grape Pomace as a Reliable Source of Phenolic Compounds: Polyphenol Composition and Biological Properties [PDF]

open access: yes
Grape pomace, the residue from winemaking, has emerged as a promising source of phenolic compounds with diverse biological activities. This review explores the polyphenol composition of grape pomace and its potential health benefits.
Mohite Shrinivas K   +2 more
core   +1 more source

Printed Integrated Logic Circuits Based on Chitosan‐Gated Organic Transistors for Future Edible Systems

open access: yesAdvanced Functional Materials, EarlyView.
Edible electronics needs integrated logic circuits for computation and control. This work presents a potentially edible printed chitosan‐gated transistor with a design optimized for integration in circuits. Its implementation in integrated logic gates and circuits operating at low voltage (0.7 V) is demonstrated, as well as the compatibility with an ...
Giulia Coco   +8 more
wiley   +1 more source

Biosynthesis of lignans. Part I . Biosynthesis of Arctiin (3) and Phillyrin (5) [PDF]

open access: yes, 1977
Lignans constitute a class of naturally occuring phenolic compounds, widely distributed in higher plants. They are formally composed of two phenylpropanoid units, stercospecifically joined at the /f-carbon atoms of their side chains. Their biosynthesis
Klischies, Martina, Stöckigt, Joachim
core   +1 more source

Biomass Native Structure Into Functional Carbon‐Based Catalysts for Fenton‐Like Reactions

open access: yesAdvanced Functional Materials, EarlyView.
This study indicates that eight biomasses with 2D flaky and 1D acicular structures influence surface O types, morphology, defects, N doping, sp2 C, and Co nanoparticles loading in three series of carbon, N‐doped carbon, and cobalt/graphitic carbon. This work identifies how these structural factors impact catalytic pathways, enhancing selective electron
Wenjie Tian   +7 more
wiley   +1 more source

Microencapsulação por spray drying do extrato crioconcentrado de erva mate (Ilex paraguariensis A. St. Hill) empregando a maltodextrina como agente encapsulante [PDF]

open access: yes, 2014
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Agrárias, Programa de Pós-Graduação em Ciência dos Alimentos, Florianópolis, 2014.Nos diversos trabalhos científicos têm sido demonstrados os efeitos benéficos da Ilex ...
Nunes, Graciele Lorenzoni
core  

Phenolic compounds in apple leaves after infection with apple scab [PDF]

open access: yes, 2011
Leaves of the scab-susceptible apple (Malus domestica) cultivar Golden Delicious were harvested from May to August 2008 and 2009. Some leaves were healthy and some infected with fungus Venturia inaequalis.
A. Slatnar   +4 more
core   +1 more source

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