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Defects and multistability in eutectic solidification patterns

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Defects and multistability in eutectic solidification patterns. / Parisi, A.; Plapp, M.
In: EPL, Vol. 90, No. 2, 26010, 01.05.2010.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Parisi, A & Plapp, M 2010, 'Defects and multistability in eutectic solidification patterns', EPL, vol. 90, no. 2, 26010. https://doi.org/10.1209/0295-5075/90/26010

APA

Parisi, A., & Plapp, M. (2010). Defects and multistability in eutectic solidification patterns. EPL, 90(2), Article 26010. https://doi.org/10.1209/0295-5075/90/26010

Vancouver

Parisi A, Plapp M. Defects and multistability in eutectic solidification patterns. EPL. 2010 May 1;90(2):26010. doi: 10.1209/0295-5075/90/26010

Author

Parisi, A. ; Plapp, M. / Defects and multistability in eutectic solidification patterns. In: EPL. 2010 ; Vol. 90, No. 2.

Bibtex

@article{9ae4a26e7ff34ca89d4571614f2f780f,
title = "Defects and multistability in eutectic solidification patterns",
abstract = "We use three-dimensional phase-field simulations to investigate the dynamics of the two-phase composite patterns formed upon during solidification of eutectic alloys. Besides the spatially periodic lamellar and rod patterns that have been widely studied, we find that there is a large number of additional steady-state patterns which exhibit stable defects. The defect density can be so high that the pattern is completely disordered, and that the distinction between lamellar and rod patterns is blurred. As a consequence, the transition from lamellae to rods is not sharp, but extends over a finite range of compositions and exhibits strong hysteresis. Our findings are in good agreement with experiments.",
author = "A. Parisi and M. Plapp",
year = "2010",
month = may,
day = "1",
doi = "10.1209/0295-5075/90/26010",
language = "English",
volume = "90",
journal = "EPL",
issn = "0295-5075",
publisher = "IOP Publishing Ltd.",
number = "2",

}

RIS

TY - JOUR

T1 - Defects and multistability in eutectic solidification patterns

AU - Parisi, A.

AU - Plapp, M.

PY - 2010/5/1

Y1 - 2010/5/1

N2 - We use three-dimensional phase-field simulations to investigate the dynamics of the two-phase composite patterns formed upon during solidification of eutectic alloys. Besides the spatially periodic lamellar and rod patterns that have been widely studied, we find that there is a large number of additional steady-state patterns which exhibit stable defects. The defect density can be so high that the pattern is completely disordered, and that the distinction between lamellar and rod patterns is blurred. As a consequence, the transition from lamellae to rods is not sharp, but extends over a finite range of compositions and exhibits strong hysteresis. Our findings are in good agreement with experiments.

AB - We use three-dimensional phase-field simulations to investigate the dynamics of the two-phase composite patterns formed upon during solidification of eutectic alloys. Besides the spatially periodic lamellar and rod patterns that have been widely studied, we find that there is a large number of additional steady-state patterns which exhibit stable defects. The defect density can be so high that the pattern is completely disordered, and that the distinction between lamellar and rod patterns is blurred. As a consequence, the transition from lamellae to rods is not sharp, but extends over a finite range of compositions and exhibits strong hysteresis. Our findings are in good agreement with experiments.

U2 - 10.1209/0295-5075/90/26010

DO - 10.1209/0295-5075/90/26010

M3 - Journal article

VL - 90

JO - EPL

JF - EPL

SN - 0295-5075

IS - 2

M1 - 26010

ER -