Selected Publications

1. P. Leishangthem, X. Xu, “Thermodynamic Effects Are Essential for Surface Entrapment of Bacteria,” Physical Review Letters, 132, 238302 (2024).
2. S. Kamdar, S. Shin, P. Leishangthem, LF. Francis, X. Xu, X. Cheng, “The colloidal nature of complex fluids enhances bacterial motility,” Nature, 603, 819-823 (2022).
3. B. Zhang, P. Leishangthem, Y. Ding, X. Xu “An effective and efficient model of the near-field hydrodynamic interactions for active suspensions of bacteria,” PNAS, 118, e2100145118 (2021).
4. P. Leishangthem, ADS. Parmar, S. Sastry, “The yielding transition in amorphous solids under oscillatory shear deformation,” Nature Communications, 8, 14653 (2017).

Full publication list available on google scholar.

Research Areas

Active Matter

Dynamics of self-propelled particles, bacterial swimming, colloidal suspensions.

• Non-equilibrium Physics
• Model & Simulation
• Stokesian Dynamics

Two-bead model bacterium swimming between walls with its generated flow field.

Shear Deformation of Glass

Rheology of amorphous solids, Kob-Andersen Binary Mixture for glass model

• Oscillatory Shear Deformation
• Mechanical Failure

Cyclic shear reveals yielding, encodes memory, and reorganize the structure into a more thermodynamically stable state.

Liquid-Glass Transition

Liquid theories, Classical Density Functional Theory, Free energy landscape.

• Energy Minimization
• Metastable States

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