index.md

Feng, Mengkai

冯梦凯

Email: [email protected]

EDUCATION

B.Sc in Chemistry

2011-2015, Department of Chemistry, University of Science and Technology of China

Ph.D. in Chemical Physics

2015-2021, Department of Chemical Physics, University of Science and Technology of China

EMPLOYMENT

Postdoc 2021-2024, Hefei National Research Center for Microscale,
University of Science and Technology of China

Assistant Researcher 2024- , AI4EC lab, Tan Kah Ken Inovation Laboratory, Xiamen University

RESEARCH INTEREST AND SKILLS

• Supercooled liquids, disordered system, and glass transition

  • Theories such as mode-coupling theory, mean-field theory (replica method), random-first order transition,

  • Simulations (Monte-Carlo and Molecular dynamics)

  • Spin glass model and corresponding analytical methods

  • Gardner transition

• Non-equilibrium statistical physics

  • Stochastic thermodynamics

  • Large deviation theory

  • Non-Hermitian physics and exceptional point

  • Chemical/Biological systems: modeling, simulations, and corresponding theories

• Physics of active matter system

  • Motility induced phase separation (MIPS)

  • Hydrodynamic interactions

  • Simulations(Molecular dynamics)

  • Theoretical method including dynamical density functional theory, phenomenological theories, and etc.

• Programming languages : C/C++, Cuda, Python, Fortran

PROJECT AND RESEARCH EXPERIENCES

• Mode-coupling theory for the glassy dynamics of dense active particle system

• Mixing effect on the glass transition of the active-passive particle system, based on the above work

• Effective interaction between active Brownian particles, including the influence of hydrodynamics interaction

• Studying the hydrodynamic interaction on MIPS, with the above method

• Providing a theoretical understanding on the re-entrant MIPS, solely induced by the motility

• Investigating the inertial effect of the underdamped active particle, and establishing the corresponding mode-coupling theory to study the inertial effect on glass transition

• Extending the Dean’s equation to the active particle system

• Using the method above to analysis a kinesin (motor protein) acceleration behavior in active particle bath

• Effective diffusion and mobility of a tracer in active particle bath

• Structure factor of nonequilibrium fluid such as active particle system

PUBLICATION

1. Feng M, Hou Z.^*, Effective diffusion of a tracer in active bath: a path-integral approach. National Science Open, 2024, 3(4).

2. Feng M, Hou Z.^*, Mode-coupling theory for the dynamics of dense underdamped active Brownian particle system. The Journal of Chemical Physics, 2023, 158(2).

3. Su J¹, Feng M¹, Du Y, Jiang H^*, Hou Z.^*, Motility-induced phase separation is reentrant. Communications Physics, 2023, 6(1): 58.

4. Feng M, Hou Z.^*, Unraveling on kinesin acceleration in intracellular environments: A theory for active bath. Physical Review Research, 2023, 5(1): 013206.

5. Feng M, Hou Z.^*, Effective Dynamics of Tracer in Active Bath: A Mean-field Theory Study. arXiv preprint, 2021, arXiv:2110.00279.

6. Feng M, Hou Z.^*, Mode-coupling theory for glass transition of active-passive binary mixture. Chinese Journal of Chemical Physics, 2018, 31(4): 584-594.

7. Feng M, Hou Z.^*, Mode-coupling theory for nonequilibrium glassy dynamics of thermal self-propelled particles. Soft Matter, 2017, 13(25): 4464-4481.

8. Ding H, Feng M, Jiang H, Hou Z.^*, Nonequilibrium glass transition in mixtures of active-passive particles. arXiv preprint, 2015 arXiv:1506.02754.