Results 31 to 40 of about 430,144 (311)

Wines produced with 'Cabernet Sauvignon' grapes from the region of Bagé in the state of Rio Grande do Sul, Brazil [PDF]

open access: yesPesquisa Agropecuária Brasileira, 2017
: The objective of this work was to characterize 'Cabernet Sauvignon' wines made from grapes cultivated in the region of Bagé, RS, Brazil, during three crop seasons.
Renata Gimenez Sampaio Zocche   +7 more
doaj   +1 more source

Color Stability of Enamel following Different Acid Etching and Color Exposure Times

open access: yesJournal of Dental Research, Dental Clinics, Dental Prospects, 2014
Background and aims. The aim of this study was to evaluate the effect of different etching times on enamel color stability after immediate versus delayed exposure to colored artificial saliva (CAS). Materials and methods.
Arezoo Jahanbin   +4 more
doaj   +1 more source

Impact of biochar on the fungal decay resistance of hemp-polylactic acid composites against wood basidiomycetes

open access: yesFrontiers in Materials, 2023
Natural fibers reinforced composites represent a sustainable alternative to synthetic polymer-based materials. However, natural fibers are susceptible to fungal degradation which reduces the lifespan of the composites in use.
Mariem Zouari   +4 more
doaj   +1 more source

An investigation into the effects of solvent content on the image quality and stability of ink jet digital prints under varied storage conditions [PDF]

open access: yes, 2010
Increasing numbers of galleries, museums and archives are including ink jet printed materials into their collections, and therefore displays. There is evidence that the instability of these prints is such that images can suffer deterioration in print ...
Sandy, Mark   +5 more
core   +1 more source

The effect of some chemical disinfection solutions on the color stability of vinyl addition cured silicon [PDF]

open access: yesAl-Rafidain Dental Journal, 2017
Aims: The study investigated the effect of curing methods and the effect of some chemical disinfection solution on the color parameters of the vinyl addition silicon maxillofacial materials.
Ibtehal H AL –Zubaidy
doaj   +1 more source

The influence of accelerated aging on the physical and chemical properties of a composite material: a systematic overview

open access: yesЭндодонтия Today, 2021
Relevance. Today, dental composite materials are very popular among dentists. The composite material is a filler in the form of particles of various sizes immersed in a polymer matrix. Polymer composites are used for direct filling of all groups of teeth
S. M. Abdulkerimova   +2 more
doaj   +1 more source

Color stability in intracoronal whitening

open access: yesRevista Cubana de Estomatología, 2020
Introduction: Intracoronal whitening is a minimally invasive procedure to restore natural color to stained non-vital teeth. The color stability achieved is fundamental to evaluate the predictability of this type of treatment.
Fernando José Peña Bengoa   +3 more
doaj  

Influence of pH on color variation and stability of cyanidin and cyanidin 3-O-β-glucopyranoside in aqueous solution

open access: yesCyTA - Journal of Food, 2021
Changes in color and color stability of cyanidin and cyanidin 3-O-β-glucopyranoside (Cy3Glc) in aqueous solutions were investigated at pHs from 0.5 to 13.1, by combination of colorimetry and spectrophotometry.
Violeta Rakić, Nataša Poklar Ulrih
doaj   +1 more source

Air-Polishing Powders’ Effect on the Color of CAD/CAM Restorative Materials

open access: yesApplied Sciences, 2023
Air-polishing powders are used to remove stains from the enamel and various restorative materials, but their effect on the discoloration of CAD/CAM blocks remains scarce.
Rana Turunç Oğuzman   +1 more
doaj   +1 more source

Maceration Enzymes and Mannoproteins: A Possible Strategy To Increase Colloidal Stability and Color Extraction in Red Wines [PDF]

open access: yes, 2007
Different strategies were adopted to achieve increases in color stability in Tempranillo wines: (i) addition of maceration enzymes directly to the must, (ii) addition of commercial mannoproteins to the must, and (iii) inoculation of must with yeast ...
Ayestarán, B. [0000-0002-2903-1332]   +2 more
core   +1 more source

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