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arXiv 1501.02468cond-mat.stat-mechphysics.bio-ph
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带预期的集体运动:群集、旋转和群集

Collective Motion with Anticipation: Flocking, Spinning, and Swarming

Alexandre Morin, Jean-Baptiste Caussin, Christophe Eloy, Denis Bartolo

摘要:

我们调查的集体动力学的自推进粒子能够探测和预测他们的邻居的方向。我们发现,一个简单的预期策略阻碍了同质群集模式的出现。然而,预期促进了另外两种形式的自组织:集体旋转和群集。在自旋阶段,所有粒子都遵循同步的圆形轨道,而在群集阶段,人口凝聚成一个紧凑的群体,不需要任何凝聚力的相互作用就可以连贯地巡航。我们定量表征和合理化这些阶段的极性活性物质,并讨论了潜在的应用程序的群集机器人的设计。

英文摘要:

We investigate the collective dynamics of self-propelled particles able to probe and anticipate the orientation of their neighbors. We show that a simple anticipation strategy hinders the emergence of homogeneous flocking patterns. Yet, anticipation promotes two other forms of self-organization: collective spinning and swarming. In the spinning phase, all particles follow synchronous circular orbits, while in the swarming phase, the population condensates into a single compact swarm that cruises coherently without requiring any cohesive interactions. We quantitatively characterize and rationalize these phases of polar active matter and discuss potential applications to the design of swarming robots.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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