Synthesis and Characterization of the Microstructure and Functional Group Bond of Fe3o4 Nanoparticles from Natural Iron Sand in Tobelo North Halmahera

by Ferni Malega, I Putu Tedy Indrayana, Edi Suharyadi
Published 2018-10-01

Investigation of The Distribution and Fe Content of Iron Sand at Wari Ino Beach Tobelo Using Resistivity Method with Werner-Schlumberger Configuration

by Bayu Achil Sadjab, I Putu Tedy Indrayana, Steven Iwamony, Rofiqul Umam
Published 2020-04-01