About the Authors

Liang Chen

Affiliation State Key Joint Laboratory of Environmental Simulation and Pollution Control, School of Environment, Beijing Normal University, Beijing, P R China

Zhifeng Yang

zfyang@bnu.edu.cn (ZY); chenb@bnu.edu.cn (BC)

Affiliation State Key Joint Laboratory of Environmental Simulation and Pollution Control, School of Environment, Beijing Normal University, Beijing, P R China

Bin Chen

zfyang@bnu.edu.cn (ZY); chenb@bnu.edu.cn (BC)

Affiliation State Key Joint Laboratory of Environmental Simulation and Pollution Control, School of Environment, Beijing Normal University, Beijing, P R China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LC ZY BC. Performed the experiments: LC ZY BC. Analyzed the data: LC. Wrote the paper: BC.