Marine sponges of the subclass Keratosa originated on our planet about 900 million years
ago and represent evolutionarily ancient and hierarchically structured biological materials …

Mössbauer spectroscopy is effective in identifying the valence, state, and structure of
different active species in catalysis. Iron oxides have been proved to be effective additive for …

Bacteria from Leptothrix genus were cultivated in Lieske's medium in presence of metallic
lamellae (Al foil one-sided covered by anodic Al 2 O 3) in order to obtain supported γ …

Leptothrix genus bacteria were cultivated in Lieske medium in presence of anodic Al 2 O
3/Al to synthesize γ-FeOOH as a biogenic precursor for catalyst preparation. Different …

Leptothrix genus bacteria were cultivated in Lieske medium modified by the presence of
inorganic material. Two modifiers were used: a fibrous 0.3% Pd/mesoporous silica-alumina …