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Development of bio- and eco-composites for the footwear industry
(Universidade Tecnológica Federal do ParanáPonta GrossaBrasilDepartamento Acadêmico de Engenharia QuímicaEngenharia QuímicaUTFPR, 2018-11-28)
The evolution of consumers' environmental awareness, allied to the demand for bioproducts, is considered a challenge for the footwear sector. In this context, the development of novel composites, based on natural materials ...
Updated Brazilian database on food carotenoids: Factors affecting carotenoid composition
(Academic Press Inc. Elsevier B.V., 2008-09-01)
This article updates the Brazilian database on food carotenoids. Emphasis is on carotenoids that have been demonstrated important to human health: alpha-carotene, beta-carotene, beta-cryptoxanthin, lycopene, lutein and ...
Nutrient allocation in the gonads of the sea urchin Arbacia dufresnii in different stages of gonadal development
(Int Science Services/Balaban Publishers, 2014-11-26)
This study reports nutrient allocation in different stages of gonadal development for two populations of the sea urchin Arbacia dufresnii off the Patagonian coast of Argentina (Nuevo Gulf and San Jorge Gulf). The biochemical ...
Chemical changes in bromeliad leaves at different vegetative stages
(SPRINGER, 2009)
Studies concerning the accumulating capacity of native epiphytic bromeliads are of utmost relevance, due to the continuous incorporation of chemical elements provided by these organisms in the ecosystems. Bromeliad species ...
Polymerization of photocurable commercial dental methacrylate-based composites - Photocalorimetry study
(Springer, 2007-03-01)
Due to their excellent aesthetics, photopolymers have been extensively used in several dentistry applications. However, several problems are reported, e.g. low mechanical and abrasion resistance, shrinkage during polymerization, ...
Polymerization of photocurable commercial dental methacrylate-based composites - Photocalorimetry study
(Springer, 2007-03-01)
Due to their excellent aesthetics, photopolymers have been extensively used in several dentistry applications. However, several problems are reported, e.g. low mechanical and abrasion resistance, shrinkage during polymerization, ...
The four-compartment model of body composition in obese Chilean schoolchildren, by pubertal stage: Comparison with simpler models
(Elsevier, 2014)
Objectives: We assessed the agreement of body fat and fat-free mass measured by simpler methods
against the four-compartment model (4C).
Methods: In 60 obese schoolchildren (body mass index 95th percentile) between the ...
Estádio de Desenvolvimento do Milho. 1. Efeito sobre a Produção, Composição da Planta e Qualidade da Silagem
(Revista Sociedade Brasileira Zootecnia, 1997-07-01)
The objective of this study was to evaluate the influence of maturity on the production, stalk/leaf/ear relationship, chemical composition, and quality of corn silage (Zen mays, L.). Four harvests were made from the early ...
Estádio de Desenvolvimento do Milho. 1. Efeito sobre a Produção, Composição da Planta e Qualidade da Silagem
(Revista Sociedade Brasileira Zootecnia, 1997-07-01)
The objective of this study was to evaluate the influence of maturity on the production, stalk/leaf/ear relationship, chemical composition, and quality of corn silage (Zen mays, L.). Four harvests were made from the early ...