CAS Key Laboratory of Crust-Mantle Materials and the Environments,School of Earth and Space Sciences,University of Science and Technology of China;
State Key Laboratory of Loess and Quaternary Geology,Institute of Earth Environment,Chinese Academy of Sciences;
Biochar-supported; photocatalyst; N–TiO2–Fe3O4-biochar; NH3-ambiance; pyrolysis; Methylene; Blue; Photocatalysis;