Electron. J. Differential Equations, Vol. 2023 (2023), No. 85, pp. 1-37.

Periodic unfolding method for domains with very small inclusions

Jake Avila, Bituin Cabarrubias

Abstract:
This work creates a version of the periodic unfolding method suitable for domains with very small inclusions in \(\mathbb{R}^N\) for \(N\geq 3\). In the first part, we explore the properties of the associated operators. The second part involves the application of the method in obtaining the asymptotic behavior of a stationary heat dissipation problem depending on the parameter \( \gamma < 0\). In particular, we consider the cases when \(\gamma \in (-1,0)\), \( \gamma < -1\) and \(\gamma = -1\). We also include here the corresponding corrector results for the solution of the problem, to complete the homogenization process.

Submitted September 13, 2023. Published December 20, 2023.
Math Subject Classifications: 35B27, 35M32, 35Q79.
Key Words: Homogenization; imperfect interface; small inclusions; unfolding method.
DOI: 10.58997/ejde.2023.85

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Jake Avila
Institute of Mathematics
University of the Philippines Diliman
1101 Diliman, Quezon City, Philippines
email: javila@math.upd.edu.ph
Bituin Cabarrubias
Institute of Mathematics
University of the Philippines Diliman
1101 Diliman, Quezon City, Philippines
email: bituin@math.upd.edu.ph

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