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We investigate flow-driven amoeboid motility as exhibited by microplasmodia of Physarum polycephalum. A poroelastic two-phase model with rigid boundaries is extended to the case of free boundaries and substrate friction. The cytoskeleton is…

Soft Condensed Matter · Physics 2018-11-14 Dirk Alexander Kulawiak , Jakob Löber , Markus Bär , Harald Engel

Network-forming organisms, like fungi and slime molds, dynamically reorganize their networks during foraging. The resulting re-routing of resource flows within the organism's network can significantly impact local ecosystems. In current…

Biological Physics · Physics 2024-09-02 Lisa Schick , Mirna Kramar , Karen Alim

The aim of this work is to quantify the spatio-temporal dynamics of flow-driven amoeboid locomotion in small ($\sim$100 $\mu$m) fragments of the true slime mold \phys {\it polycephalum}. In this model organism, cellular contraction drives…

Cell Behavior · Quantitative Biology 2017-05-24 Shun Zhang , Robert D. Guy , Juan C. Lasheras , Juan C. del Alamo

This paper uses a recently presented abstract, tuneable Boolean regulatory network model extended to consider aspects of mobile DNA, such as transposons. The significant role of mobile DNA in the evolution of natural systems is becoming…

Computational Engineering, Finance, and Science · Computer Science 2013-06-25 Larry Bull , Andrew Adamatzky

Motivated by recent experimental studies, we derive and analyze a twodimensional model for the contraction patterns observed in protoplasmic droplets of Physarum polycephalum. The model couples a model of an active poroelastic two-phase…

Pattern Formation and Solitons · Physics 2018-11-21 Markus Radszuweit , Harald Engel , Markus Bär

Stochastic user equilibrium is an important issue in the traffic assignment problems, tradition models for the stochastic user equilibrium problem are designed as mathematical programming problems. In this article, a Physarum-inspired model…

Emerging Technologies · Computer Science 2017-03-07 Shuai Xu , Wen Jiang

How do the topology and geometry of a tubular network affect the spread of particles within fluid flows? We investigate patterns of effective dispersion in the hierarchical, biological transport network formed by Physarum polycephalum. We…

Biological Physics · Physics 2016-11-28 Sophie Marbach , Karen Alim , Natalie Andrew , Anne Pringle , Michael P. Brenner

The slime mould Physarum polycephalum has been used in developing unconventional computing devices for in which the slime mould played a role of a sensing, actuating, and computing device. These devices treated the slime mould rather as an…

Recently, it was shown that the amoeba-like cell {\it Physarum polycephalum} when exposed to a pattern of periodic environmental changes learns and adapts its behavior in anticipation of the next stimulus to come. Here we show that such…

Cell Behavior · Quantitative Biology 2009-11-21 Yuriy V. Pershin , Steven La Fontaine , Massimiliano Di Ventra

The user equilibrium traffic assignment principle is very important in the traffic assignment problem. Mathematical programming models are designed to solve the user equilibrium problem in traditional algorithms. Recently, the Physarum…

Emerging Technologies · Computer Science 2016-12-21 Shuai Xu , Wen Jiang , Yehang Shou

In this work we study and expand a model describing the dynamics of a unicellular slime mold, Physarum Polycephalum (PP), which was proposed to simulate the ability of PP to find the shortest path connecting two food sources in a maze. The…

Numerical Analysis · Mathematics 2020-09-29 Enrico Facca , Franco Cardin , Mario Putti

We study transport in synthetic, bi-disperse porous structures, with arrays of microchannels interconnected by a nanoporous layer. These structures are inspired by the xylem tissue in vascular plants, in which sap water travels from the…

Soft Condensed Matter · Physics 2024-07-23 Olivier Vincent , Théo Tassin , Erik J. Huber , Abraham D. Stroock

In this demo, we present a novel technique for approximating topologically optimal scaffoldings for 3D printed objects using a Monte Carlo algorithm based on the foraging behavior of the Physarum polycephalum slime mold. As a case study, we…

Graphics · Computer Science 2022-12-23 Drew Ehrlich , Milad Hakimshafaei , Oskar Elek

A dynamic self-organized morphology is the hallmark of network-shaped organisms like slime moulds and fungi. Organisms continuously re-organize their flexible, undifferentiated body plans to forage for food. Among these organisms the slime…

Biological Physics · Physics 2019-03-27 Karen Alim

The popular Physarum-inspired Algorithms (PAs) have the potential to solve challenging network optimization problems. However, the existing researches on PAs are still immature and far from being fully recognized. A major reason is that…

Emerging Technologies · Computer Science 2019-04-09 Yahui Sun

Belgium is amongst few artificial countries, established on purpose, when Dutch and French speaking parts were joined in a single unit. This makes Belgium a particularly interesting testbed for studying bio-inspired techniques for…

Adaptation and Self-Organizing Systems · Physics 2011-12-21 Andrew Adamatzky , Bernard De Baets , Wesley Van Dessel

Transshipment problem is one of the basic operational research problems. In this paper, our first work is to develop a biologically inspired mathematical model for a dynamical system, which is first used to solve minimum cost flow problem.…

Systems and Control · Computer Science 2014-01-13 Cai Gao , Chao Yan , Daijun Wei , Yong Hu , Sankaran Mahadevan , Yong Deng

We construct electronic oscillator from acellular slime mould Physarum polycephalum. The slime mould oscillator is made of two electrodes connected by a protoplasmic tube of the living slime mould. A protoplasmic tube has an average…

Emerging Technologies · Computer Science 2014-03-31 Andrew Adamatzky

Acellular slime mould Physarum polycephalum is a popular now user-friendly living substrate for designing of future and emergent sensing and computing devices. P. polycephalum exhibits regular patterns of oscillations of its surface…

Emerging Technologies · Computer Science 2013-12-17 Andrew Adamatzky

This paper introduces Polyphorm, an interactive visualization and model fitting tool that provides a novel approach for investigating cosmological datasets. Through a fast computational simulation method inspired by the behavior of Physarum…

Instrumentation and Methods for Astrophysics · Physics 2020-09-08 Oskar Elek , Joseph N. Burchett , J. Xavier Prochaska , Angus G. Forbes