Hypothesis The dye adsorption with chitosan is considered an eco-friendly alternative
technology in relation to the existing water treatment technologies. However, the application …

Rare earths are one of the most critical raw materials group. In an effort to develop an
effective adsorbent for aqueous rare earths recovery, activated carbon (AC) was modified …

Many of the most harmful pollutants contained in the wastewaters are hydrophobic
compounds. Consequently, the selection of suitable adsorbents to remove Methylene Blue …

The adsorption capacity of natural (D1) and chemically structure-modified diatomite (DMA)
in the removal of fluorine ions from highly concentrated fluorine solutions (up to 0.3 mol/L) …

Pyrolysis chars derived from rice wastes were chemically activated and used in W (VI)
oxyanion adsorption assays in synthetic and mining wastewaters. For comparison purposes …

Faculdade de Ciências e Tecnologia and Universidade Nova de Lisboa have the perpetual
right with no geographical boundaries, to archive and publish this dissertation through …

The strong industrial development of the last few decades has determined a very high
demand for resources, especially materials from metal groups. This led to a high demand for …

Neste trabalho, estudos de equilíbrio de adsorção de azo–corantes em uma esponja de
quitosana foram realizados. A esponja de quitosana foi obtida, caracterizada, e utilizada na …

Исследован адсорбционный потенциал природного (Д1) и модифицированного
структурнохимическим способом диатомита (ДMA) для удаления ионов фтора из …

The bioavailability and mobility of a compound is not only influenced by concentration and
quantity, but also by the ability of soil to recharge the compounds that plants have taken up …