OSCILLON 2)
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A very simple oscillating pattern obtained by vibrating a thin layer of sand grains.
The oscillon was discovered by Paul UMBANBOWAR, Francisco MELO and Harry SWINNEY (Univ. of Texas at Austin).
It seems to be the very fundamental self-organizing pattern obtained by energy dissipation and leading to structuration.
Oscillons, according to SWEENEY, "can join together to form chains, triangular associations and even extended lattices – and all are stable". (as quoted by Marcus CHOWN, 1997).
CHOWN adds: "The square lattice (would be) simply the lowest-energy configuration of an even mix of attracting and repelling particles… (as in) an antiferromagnetic lattice (in which) each positively charged particle is surrounded by four negatively charged particles in a square lattice" and,… "By contrast, the lowest energy configuration of like-charged objects is a hexagonal lattice". (p.37)
→ Hexagonal space filling; Order parameter; Soliton; Structure (Dissipative); Symmetry (Hexagonal); Vortex
Categories
- 1) General information
- 2) Methodology or model
- 3) Epistemology, ontology and semantics
- 4) Human sciences
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Publisher
Bertalanffy Center for the Study of Systems Science(2020).
To cite this page, please use the following information:
Bertalanffy Center for the Study of Systems Science (2020). Title of the entry. In Charles François (Ed.), International Encyclopedia of Systems and Cybernetics (2). Retrieved from www.systemspedia.org/[full/url]
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