Current research evaluated the use of Pinus sp. wood dust from lumber industries wastes on the composition of wood-cement panels. The experiment comprised the manufacture and characterization of wood-cement panels with granulometry-controled wood dust, without any previous treatment, and four…

This paper aimed to monitor the nitrogen compounds and total phosphorous in the Maringá Stream watershed in order to investigate the spatial and temporal variations in the water quality. For this, samplings were collected from seven sites during the period…

Temperature distribution which occurs in pavement and bridge slabs heated for de-icing and snow melting during cold periods is determined by using vertical ground-source heat pump (GSHP) systems with U-tube ground heat exchanger (GHE). The bridge and pavement models (slabs)…

In this paper, a new kind of set called an αγ-open set is introduced and investigated using the γ-operator due to Ogata. Such sets are used for studying new types of mappings, viz. αγ-continuous, α(γ,β)-irresolute, etc. Finally, new separation axioms:…

Higher homotopy of graphs has been defined in several articles. However, the existence of a long exact sequence associated to a pair (G, A) has not been touched at. We treat it here. Applied to the discrete spheres, this lead…

In this paper we introduce the strongly generalized difference sequence spaces of modulus function and is a non-negative four dimensional matrix of complex numbers and (pi(mn)) is a sequence of positive real numbers. We also give natural relationship between strongly…

Authenticated multiple key exchange (AMKE) protocols not only allow participants to warrant multiple session keys within one run of the protocol but also ensure the authenticity of the other party. Many AMKE protocols using bilinear pairings have been proposed. However,…

O desempenho dos clusters de computadores está diretamente relacionado à forma como a carga de trabalho é distribuída entre os nós. Neste sentido, técnicas de escalonamento de tarefas são usadas para otimizar o uso dos recursos do sistema, aumentando o…

O objetivo deste trabalho foi avaliar quimicamente as fases sólida e líquida de biofertilizante suíno, separadas com diferentes floculantes. O delineamento experimental foi inteiramente casualizado, com cinco tipos de floculantes, sendo cinco doses de cada floculante, com cinco repetições. A…

Neste trabalho são comparados o fluxo permeado e a qualidade do produto obtido na clarificação de cerveja por microfiltração tangencial, para uma membrana cerâmica tubular com tamanho nominal de poro de 0,2 µm na temperatura de 6 ± 1°C e…