Despite the fact that Brazil is the world's largest niobium mineral producer, governmental
interest in exploration of the mineral leading to more valuable derived materials is scarce …

This paper evaluates the influence of the hydrothermal treatment temperature on the phase
formation, structure and photocatalytic potential of Nb 2 O 5 nanoparticles obtained by the …

Lead is a heavy metal considered highly toxic, responsible for causing several health
problems as well as being extremely harmful to fauna and flora. Given this fact, several …

The present study investigated the application of functinalized adsorbents in the removal of
tetracycline in water by adsorption. Activated carbon was impregnated with iron chloride …

This study evaluated the adsorption capacity of chromium from contaminated aqueous
solutions by using Moringa oleifera Lam. seeds. Parameters such as solution pH, adsorbent …

This study evaluated the efficacy of moringa seeds (Moringa oleifera Lam.) as an adsorbent
material for removing toxic heavy metals such as cadmium, lead, and chromium from …

Adsorption isotherms were constructed to evaluate the potential use of water lettuce (Pistia
stratiotes) dry biomass for the biosorption of zinc and cadmium. One gram of dry biomass of …

One of the main problems faced by the galvanic industry is the wastewater generated during
the electrodeposition of metals. Prior to its discharge into the environment, the wastewater …

O bagaço de cana de açúcar tem sido estudado como um biossorvente para remoção do
corante azul de metileno de soluções aquosas através do método de batelada. Neste …

Due to lead (Pb) being highly toxic and harmful to living beings, several techniques have
been studied aiming at its removal from contaminated water, with great emphasis on the …