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Ultraviolet concentration factor of a truncated compound parabolic concentrator under different weather conditions
(Pleiades Publishing, 2020)
Acceso restringido
This study presents the results of ultraviolet radiation measurement in a truncated compound parabolic concentrator. The measurements were performed by using of a portable ultraviolet sensor both inside and outside the ...
Which complexity characteristics do economical industries present?
(WIT Press, 2020)
Acceso abierto
The past decade has seen a development of complex theories in different fields, raising the question: should managers use complex principles in their strategy? The answer implies to analyze companies and economical industries ...
Insights in Osteosarcoma by Proton Nuclear Magnetic Resonance Serum Metabonomics
(Frontiers Media S.A., 2020)
Acceso abierto
Pediatric osteosarcoma outcomes have improved over the last decades; however, patients who do not achieve a full resection of the tumor, even after aggressive chemotherapy, have the worst prognosis. At a genetic level, ...
Treatment of irrigation water infested with nematodes using a solar photoreactor
(Desalination Publications, 2020)
Acceso restringido
The objective of this study was to assess the efficacy of the disinfection of irrigation water loaded with the plant-parasitic nematode Meloidogyne incognita using a solar photoreactor. The photoreactor was comprised of a ...
Portable point-of-use photoelectrocatalytic device provides rapid water disinfection
(Elsevier, 2020)
Acceso restringido
Portable water purification devices are needed to provide safe drinking water in rural communities, developing communities with low quality centralized water distribution, and military or recreational applications. Filtration, ...
Removal of azo dyes in aqueous solutions using magnetized and chemically modified chitosan beads
(Elsevier, 2020)
Acceso restringido
Azo dyes in wastewater coming from textile industry are detrimental, toxic, and affect the human health; therefore efficient wastewater treatments are needed. To contribute to the solution to this problem, in this paper ...
Role of empowerment and identification with work teams in innovation climate
(Fundacao Getulio Vargas, Escola de Administracao de Empresas de Sao Paulo, 2020)
Acceso abierto
Several studies argue that an organizational climate oriented to promote innovation generates greater competitiveness in companies. However, very few researchers have explored the factors that lead to the formation of ...
TiO2:Cex onto Al Clays for Photocatalytic Solar Water Disinfection
(Hindawi, 2020)
Acceso abierto
A novel methodology was employed to prepare new nanocomposites with photocatalytic properties based on Ce-doped TiO2 nanoparticles arranged over a layered silicate. The catalysts were porous materials formed by exfoliated ...
Mixing design for optimizing ultrasound-assisted extraction of phenolic components and anthocyanins from blue berries and grape marc
(Taylor & Francis, 2020)
Acceso restringido
Waste from fruit processing can be used for obtaining additives as colorants and antioxidant compounds by extraction processes. Despite there are many works optimizing parameters as temperature and solvent concentration ...
Software Curriculum Transformation at the University Level
(IEEE, 2020)
Acceso restringido
Many software-related degrees exist, and a diversity of programs makes it difficult for candidates to choose where they wish to study. Selecting the wrong program costs students time, money, and considerable effort. Though ...