With the increasing number of industries, one of the concerns for the environment and for living beings is the contamination of rivers by toxic materials. Currently, there are efficient adsorption processes in the removal ...

Holy grass (Cymbopogon citratus) is an herb widely used in folk medicine in the form of teas, infusions and/or decoctions. It is a plant that has in its composition secondary metabolites responsible for antioxidant, ...

Humanity has always exploited the resources offered by nature to survive, however its actions generate negative impacts on the environment, causing the degradation and scarcity of these natural resources. The damming process ...

The use of play games as an alternative methodology in the teaching of Chemistry contributes to facilitate the understanding of the contents and to minimize the difficulties encountered by the students, considering that ...

Inclusion policies of students with specific educational needs have been triggered through collaborative actions of all those involved in the training process and its inherent aspects, in order to provide an equal right ...

The aluminized iron spinel (FeAl2O4) is a very promising compound, which has efficient properties, such as high ductility, presents good flexibility but is still little studied, mainly at the national level. This work aims ...

Addressing the content of the atomic model in high school textbooks was extremely important to analyze and compare the line of understanding, which may differ from book to book, in the search for identifying agreements ...

The use of Digital Information and Communication Technologies (TDIC) has become increasingly indispensable resources in the educational context, as they can significantly contribute to the interaction between teacher and ...

The cashew plantation is highly adapted to the soil and climate conditions of the Brazilian territory, which contributes to its cultivation and consequently ranks the country among the largest producers and exporters ...

In this paper the reaction mechanisms between O 3 + X (wherein X= H, Cl, OH, NO e NH 2 ) were investigated. The reactions are spin-forbidden, characterized by more than one potencial energy surface, occurring change ...