About the Authors

Yusi Zhou, Wei Ning Chen
School of Chemical and Biomedical Engineering, College of Engineering, Nanyang Technological University, Singapore, Singapore

Corresponding Author


Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YZ WNC. Performed the experiments: YZ. Analyzed the data: YZ WNC. Wrote the paper: YZ WNC.