Science Highlights

 Reserch Topic 1: Assessment of water enviromental quality and aquatic biodiversity

1) Environmental impact evaluation of metals in sediments from the Doce River Basin, Brazil

 

2) Water quality and phyto- zooplankton communities from mining areas in the upper Paraopeba watershed, Minas Gerais, Brazil

 

3) Risk assessment of manganese contamination in cyanobacteria and zooplankton resting eggs

 

4) Potential of Synechococcus sp. (Cyanobacteria) for arsenic biotransformation: evidences from culture experiments

 

5) A XAFS study on Arsenic and GSH molecular interactions

 

6) Determination of mercury biosorption by Microcystis novacekii (Cyanobacteria) biomass

 

7) Taxonomic and functional investigation of a microbial community inhabiting a metal-rich tropical stream sediment

 

 

Reserch Topic 2: Natural and synthetic materials for enviromemtal and technological applications

 

1) Magnetically separable nano-sized Mn₃O₄ composite for Cadmium  and Arsenic adsorption

 

2) Structure and property of Covellite and Arsenopyrite and their cleavage surfaces

 

3) Role of Al – Fe (hydr)oxides on mobility and bioavailability of contaminants. Part 1: mechanism of arsenic fixation.

 

4) Role of Al – Fe (hydr)oxides on mobility and bioavailability of contaminants. Part 2: Arsenic, Uranium and some REE

 

Reserch Topic 3: Advances in  hydrometallurgical processes

 

1) Mechanical testing: a new approach to evaluate electrowinning performance

 

2) Development of hydrometallurgical processes aiming the recovery of REE, U, Th, Zr and Si from different sources

 

3) Removal of Ca and Mg from nickel electrowinning solutions

 

Reserch Topic 4: Acid rock drainage

 

1) Isotopic and gases analyses to characterize a uranium waste rock pile

 

2) Effect of carbonate mineralogy in the neutralization potential: Why different static tests lead to contradictory classification of ARD?

 

3) Hydrochemical and isotopic evidences of discharge of acid effluents from a uranium mine in a river basin

 

4) Assessment of sediments contamination caused by acid mine drainage: Stable isotopic and Sequential Extraction studies