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May 18, 20260 citationsOpen Access

FPP Térmico v3.0: First-Passage Percolation as a Constructive Principle for Programmable Directional Thermal Conductivity in Materials Design

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GCGiven names: Wilmer Gaspar Espinoza Castillo

Key Points

  • The aim is to develop a computational model for creating materials with programmable directional thermal conductivity using first-passage percolation.
  • Introduced FPP Térmico v3.0 model based on first-passage percolation geodesics.
  • Conducted a 3D extension and inverse design for material characteristics.
  • Compared thermal conductivity with real materials like graphite and copper.
  • Achieved anisotropy ratios up to 985x, exceeding the performance of carbon fiber composites (60x).
  • Demonstrated effective application potential in thermal management for AI data centers and aerospace protection.
  • Showed significant enhancement in directional heat exchange performance.

Abstract

This technical report presents FPP Térmico v3.0, a computational model based on First-Passage Percolation geodesics as a constructive principle for designing materials with programmable directional thermal conductivity. Key results: anisotropy ratios up to 985x, surpassing carbon fiber composites (60x). Includes 3D extension, inverse design, spatial correlation, and comparison with real materials including graphite and copper. Applications: thermal management for AI data centers, electronic components, directional heat exchangers, and aerospace thermal protection.

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Given names: Wilmer Gaspar Espinoza Castillo (2026) studied this question.

synapsesocial.com/papers/6a0aad2a5ba8ef6d83b70adahttps://doi.org/10.5281/zenodo.20223101
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