3 papers
cond-mat.soft2020
Density Fluctuations and Energy Spectra of 3D Bacterial Suspensions
Zhengyang Liu, Wei Zeng, Xiaolei Ma +1
We experimentally study density fluctuations and energy spectra of bulk \textit{E. coli} suspensions of different concentrations. Our results verify the predicted scaling law of gi…
cond-mat.soft2020
Imaging the emergence of bacterial turbulence: phase diagram and transition kinetics
Yi Peng, Zhengyang Liu, Xiang Cheng
We experimentally study the emergence of collective bacterial swimming, a phenomenon often referred to as bacterial turbulence. A phase diagram of the flow of 3D E. coli suspension…
cond-mat.soft2019
Rheology of bacterial suspensions under confinement
Zhengyang Liu, Kechun Zhang, Xiang Cheng
As a paradigmatic model of active fluids, bacterial suspensions show intriguing rheological responses drastically different from their counterpart colloidal suspensions. Although t…