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Utilización de diferentes niveles de bentonita para la clarificación de vino de uva
(Escuela Superior Politécnica de Chimborazo, 2016-03-16)
The research was carried out in the food processing laboratory from Animal Sciences Faculty at ESPOCH, in order to assess three levels of bentonite adding (0.03;0.04 and 0.05%) for clarification of wine, with four experimental ...
Hydrogeochemical study of spas groundwaters from southeast Brazil
(2016-10-01)
This paper describes a hydrochemical study focusing spas groundwaters occurring at São Paulo and Minas Gerais states, Brazil, that are extensively used for drinking in public places, bottling and bathing purposes, among ...
Assessment of the effects of skin microneedling as adjuvant therapy for facial melasma: A pilot study
(2017-11-28)
Background: Melasma is a common chronic and relapsing acquired dyschromia. Skin microneedling was reported resulting sustained long-term improvement of recalcitrant melasma, however, the exact mechanism that promotes this ...
Astaxanthin improves the shelf-life of tilapia fillets stored under refrigeration
(2022-01-01)
BACKGROUND: Astaxanthin, classified as a xanthophyll, has antioxidant properties about 500 times greater than α-tocopherols and ten times greater than β-carotenes. Based on the antioxidant activity of this carotenoid, this ...
Recent prospects on phosphor-converted LEDs for lighting, displays, phototherapy, and indoor farming
(2021-09-01)
Phosphor-converted white-light-emitting diodes (PC-WLEDs) are the main devices behind solid-state lighting (SSL) for both indoor and outdoor lighting, or backlight of liquid-crystal displays (LCD). Nonetheless, despite the ...
Mineral composition of raw material, substrate and fruiting bodies of pleurotus ostreatus in culture
(2009-06-01)
In a culture of a Pleurotus ostreatus (oyster mushroom) strain, macro and micronutrients of the raw material and the initial and spent substrates were evaluated. Substrates were formulated with sawdust from Simarouba amara ...
Effect of staining agents on color change of composites
(2012)
Composite resins are materials that can present color changing when exposed to pigments. Objective: The aim of this study was to evaluate, in vitro, the color changing of composites after immersion in different substances ...
Triboelectricity: Macroscopic Charge Patterns Formed by Self-Arraying Ions on Polymer Surfaces
(AMER CHEMICAL SOCWASHINGTON, 2012)
Tribocharged polymers display macroscopically patterned positive and negative domains, verifying the fractal geometry of electrostatic mosaics previously detected by electric probe microscopy. Excess charge on contacting ...
The sulfoxidation reaction catalyzed by CoBr2 complexes, under the magnifying glass of green parameters
(Elsevier B.V., 2018-07)
Different cobalt (II) and nickel (II) species were used as catalysts in sulfoxidation reactions giving excellent yields and high chemoselectivity. Among the cobalt (II) species, both γ-cyclodextrin complexes synthesized ...
Effect of sucralose and biostimulant on pre-and postharvest of blueberries (Vaccinium corymbosum L. cv. Elliot ) under organic and conventional production systems
(Universidad Nacional de Colombia Sede Palmira, 2016-04-01)
Blueberries (Vaccinium corymbosum L. cv. Elliot) from organic and conventional sources were subjected to either a pre-harvest application with an organic biostimulant or a post-harvest coverage with sucralose. Fruits were ...