About the Authors

Kara R. Lind

Affiliation Department of Materials Science & Engineering, Iowa State University, Ames, Iowa, United States of America

Tom Sizmur

Current address: Department of Sustainable Soils and Grassland Systems, Rothamsted Research, Harpenden, Heartfordshire, United Kingdom

Affiliations Department of Materials Science & Engineering, Iowa State University, Ames, Iowa, United States of America, Ames Laboratory, US Department of Energy, Iowa State University, Ames, Iowa, United States of America

Saida Benomar

Affiliations Department of Materials Science & Engineering, Iowa State University, Ames, Iowa, United States of America, Ames Laboratory, US Department of Energy, Iowa State University, Ames, Iowa, United States of America

Anthony Miller

Affiliations Department of Materials Science & Engineering, Iowa State University, Ames, Iowa, United States of America, Department of Agronomy, Iowa State University, Ames, Iowa, United States of America

Ludovico Cademartiri

lcademar@iastate.edu

Affiliations Department of Materials Science & Engineering, Iowa State University, Ames, Iowa, United States of America, Ames Laboratory, US Department of Energy, Iowa State University, Ames, Iowa, United States of America, Department of Chemical & Biological Engineering, Iowa State University, Ames, Iowa, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LC. Performed the experiments: KRL TS SB AM. Analyzed the data: TS LC. Contributed reagents/materials/analysis tools: LC. Contributed to the writing of the manuscript: LC TS SB KRL.