In this study, bioactive hydroxyapatite nanoparticles were prepared by two different methods: wet chemical precipitation and biomimetic precipitation. The aim was to evaluate the morphology, ...

Steatite rock lumps (about 20 to 40 cm-long) were collected at approximately 3 m deep from the soil surface, from a sampling site (geographical coordinates, 20º30’38.6”S 43º50’18.7”W) in the ...