Widespread occurrence of magnetic nanoparticle inclusions in marine sediments and their importance in paleomagnetic and environmental magnetic studies

Liao Chang1, Andrew P Roberts2, David Heslop3, Jinhua LI4, Akira Hayashida5, Xiang Zhao3 and Qinghua Huang1, (1)Peking University, Beijing, China, (2)Australian National University, Research School of Earth Sciences, Canberra, Australia, (3)Australian National University, Research School of Earth Sciences, Canberra, ACT, Australia, (4)Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing, China, (5)Faculty of Science and Engineering, Doshisha University, Kyotanabe, Japan