School of Minerals Processing and Bioengineering;
Central South University;
Changsha 410083;
China;
Key Lab of Biometallurgy of Ministry of Education of China;
Central South University;
Changsha 410083;
China;
Beijing Synchrotron Radiation Facility;
Institute of High Energy Physics;
Chinese Academy of Sciences;
Beijing 100049;
China;
arsenopyrite; surface microstructure; bioleaching; sulfobacillus thermosulfidooxidans; attachment behaviors;