Results 11 to 20 of about 433,727 (219)

The effect of new LED lighting systems on the colour of modern paints

open access: yesScientific Reports, 2021
This research focuses on the investigation of the effect of a new light emitting diode (LED)-lighting system which reproduces indoor museum conditions, on some self-made art paint colours (acrylic-, alkyd-, and linseed oil-based paints) often used in ...
Valentina Pintus   +7 more
doaj   +1 more source

Theoretical Prediction of the Color Expression of Malvidin 3-Glucoside by In Silico Tristimulus Colorimetry: Effects of Structure Conformational Changes and Molecular Interactions

open access: yesApplied Sciences
The development of in silico methods for accurately predicting the perceived color of wine pigments is still a challenge for current theoretical approaches.
Francisco Chamizo-González   +5 more
doaj   +1 more source

Screening for Innovative Sources of Carotenoids and Phenolic Antioxidants among Flowers

open access: yesFoods, 2021
Flowers have been used for centuries in decoration and traditional medicine, and as components of dishes. In this study, carotenoids and phenolics from 125 flowers were determined by liquid chromatography (RRLC and UHPLC).
Antonio J. Meléndez-Martínez   +6 more
doaj   +1 more source

Obtention and Characterisation of Antioxidant-Rich Peptides from Defatted Grape Seed Meal Using Different Enzymes

open access: yesFoods
Defatted grape seed meal (DGSM) is a residue obtained from grape pomace and is an important source of protein. The aim of this study was to select peptides with optimal antioxidant and colour properties, obtained using enzymes of different origins and ...
María del Rosario Rodríguez-Muñoz   +4 more
doaj   +1 more source

Estimation of Total Phenols, Flavanols and Extractability of Phenolic Compounds in Grape Seeds Using Vibrational Spectroscopy and Chemometric Tools

open access: yesSensors, 2018
Near infrared hyperspectral data were collected for 200 Syrah and Tempranillo grape seed samples. Next, a sample selection was carried out and the phenolic content of these samples was determined.
Berta Baca-Bocanegra   +3 more
doaj   +1 more source

The Effect of Double Crosslinker on Precipitation Polymerization of Poly(acrylic acid) [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2014
Cross-linked poly(acrylic acid)s were prepared by dual cross-linkers via precipitation polymerization method in a binary organic solvent. Polyethylene glycol diacrylate (PEGDA-400) as a long-chain cross-linker and di(trimethylol propane) tetraacrylate ...
Hajar Es-haghi, Hossein Bouhendi
doaj   +1 more source

Post-Fermentative Addition of Grape Seed Protein Hydrolysates and Their Impact on Wine Colour-Related Polyphenols

open access: yesBeverages
This study evaluates the effect of protein hydrolysates, obtained from grape seed meal (industrial waste), as colour stabilisers in red wines from warm climates. Protein hydrolysates were added to the wine after fermentation and maceration.
Ana Belén Mora-Garrido   +4 more
doaj   +1 more source

RAFT Synthesis and Self-Assembly of Free-Base Porphyrin Cored Star Polymers

open access: yesInternational Journal of Polymer Science, 2011
Reversible addition fragmentation chain transfer (RAFT) synthesis and self-assembly of free-base porphyrin cored star polymers are reported. The polymerization, in the presence of a free-base porphyrin cored chain transfer agent (CTA-FBP), produced ...
Lin Wu   +3 more
doaj   +1 more source

Research on the Application of the Dynamic Assisted Sleep Light to Smart Mobile Devices

open access: yesApplied Sciences, 2022
With the rapid development of science and technology, social competition becomes more and more fierce, and work pressure becomes more and more intense.
Chien-Yu Chen   +2 more
doaj   +1 more source

Pediatric Idiopathic Multicentric Castleman Disease Is Often Severe But Responsive to Siltuximab

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Idiopathic multicentric Castleman disease (iMCD) is a potentially fatal immunologic disorder marked by widespread lymphadenopathy and inflammation. Siltuximab, an interleukin‐6 (IL‐6) inhibitor, is the only FDA‐approved treatment for adult patients with iMCD.
Bridget Austin   +17 more
wiley   +1 more source

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