郭硕

软凝聚态和生物物理实验课题组

研究介绍 Research

活性物质由大量微观自驱动粒子组成，典型的代表为细胞骨架-马达蛋白和细菌菌落体系。与热运动驱动的体系不同，活性物质远离平衡态；与湍流等依赖外部输入能量的体系不同，活性物质能量来自于单个活性粒子内部的化学能转化。活性物质展现出崭新丰富的活性液晶、活性湍流和超均匀相，同时在力学上拥有“细菌超流”等特有的流变特性。实验室通过光学显微成像，研究不同活性体系中集体运动图案的形成机理。同时，通过原子力显微镜、光镊和流变仪等力学手段在神经轴突等各向异性的细胞中，研究细胞骨架-马达蛋白集体运动下流变特性的改变对细胞生理特性的影响。

Postdoc positions openning！

发表论文 Publications

2026

Hong Tan, Bokai Zhang and Shuo Guo, A route to bacterial turbulence through a concentric ring state, submitted

Yuanfeng Yin, Bokai Zhang and Shuo Guo, Bacterial turbulence at compressible fluid interfaces, Phys. Rev. Lett accepted

2024

Haoxin Huang, Bokai Zhang and Shuo Guo, Crowding accelerates the rotation of a bacterial rotor Journal of Fluid Mechanics, 994, A12 (2024)

Satyam Anand, Xiaolei Ma, Shuo Guo, Stefano Martiniani and Xiang Cheng, Transport and energetics of bacterial rectification Proceedings of the National Academy of Sciences USA, 121, e2411608121(2024)

2022

Yuanfeng Yin, Hsin-Tzu Yu, Hong Tan, Hong Cai, Hsuan-Yi Chen, Chien-Jung Lo and Shuo Guo, Escaping speed of bacteria from confinement Biophysical Journal, 121, 4656 (2022)

2021

Shuo Guo, Yong Jian Wang, Hsuan-Yi Chen and Penger Tong, Wetting dynamics of a lipid monolayer Langmuir, 37, 4879-4890 (2021)

2019

Shuo Guo, Xianmin Xu, Tiezheng Qian, Masao Doi, and Penger Tong, Onset of thin film meniscus along a fibre Journal of Fluid Mechanics, 865, 650 (2019)

Shuo Guo, Yegor Domanov, Mark Donovan, Christine Gourier, Bertrand Ducos, Yves Pomeau, Eric Perez, and Gustavo S. Luengo, Anisotropic cellular forces support mechanical integrity of the Stratum Corneum barrrier Journal of the Mechanical Behavior of Biomedical Materials, 92, 11(2019)

Before 2019

Shuo Guo, Devranjan Samanta, Yi Peng, Xinliang Xu and Xiang Cheng, Symmetric shear banding and swarming vortices in bacterial superfluids Proceedings of the National Academy of Sciences USA, 115, 7212 (2018)

Yong Jian Wang, Shuo Guo, Hsuan-Yi Chen and Penger Tong, Understanding contact angle hysteresis on an ambient solid surface Phys. Rev. E, 93, 052802 (2016)

Shuo Guo, Chun Huen Lee, Xiaoping Wang, Ping Sheng and Penger Tong, Measurement of contact-line dissipation in a nanometer-thin soap film Phys. Rev. E, 91, 012305 (2015)

Shuo Guo, Xiaomin Xiong, Zuli Xu, Ping Sheng and Penger Tong, Measurement of the friction coefficient of a fluctuating contact line using an AFM-based dual-mode mechanical resonator Chinese Physics B, 11, 116802 (2014)

Shuo Guo, Min Gao, Xiaomin Xiong, Yongjian Wang, XiaoPing Wang, Ping Sheng and Penger Tong, Direct measurement of friction of a fluctuating contact line Phys. Rev. Lett, 111, 026101 (2013)

Xiaomin Xiong, Shuo Guo, Zuli Xu, Ping Sheng and Penger Tong, Development of an atomic-forcemicroscope-based hanging-fiber rheometer for interfacial microrheology Phys. Rev. E, 80, 061604 (2009)

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