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Yu, K. (author), Balasubramanian, S. (author), Pahlavani, H. (author), Mirzaali, Mohammad J. (author), Zadpoor, A.A. (author), Aubin-Tam, M.E. (author)Natural materials, such as nacre and silk, exhibit both high strength and toughness due to their hierarchical structures highly organized at the nano-, micro-, and macroscales. Bacterial cellulose (BC) presents a hierarchical fibril structure at the nanoscale. At the microscale, however, BC nanofibers are distributed randomly. Here, BC self...journal article 2020