Powder Compaction and Unloading Simulation Poster

By Jesse Lee Hoffman, Isabel Bojanini, Melanie Hacopian, Vidal Lopez1, Caroline Baker2, Marcial Gonzalez2

1. University of California, Riverside 2. Purdue University

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This poster shows the development process of a tool that simulates the mechanical behavior of a binary mixture during compaction and unloading.

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This work is funded by the National Science Foundation grant number CMMI-1538861, the U.S. Air Force Office of Scientific Research for support through Award No. FA9550-15-1-0102, and the Network for Computational Nanotechnology Cyberplatform, Award EEC--‐1227110. Any opinions, findings, conclusions or recommendations expressed in this material are those of the authors and do not necessarily reflect the views of the National Science Foundation.


[1] Mahmoodi, F. (2012). Compression mechanics of powders and granular materials probed by force distributions and a micromechanically based compaction equation. Digital comprehensive summaries of uppsala dissertations from the faculty of pharmacy, 2012

[2] Johnson, K. L., & Johnson, K. L. (1987). Contact mechanics. Cambridge university press.

[3] Gonzalez, M., & Cuitiño, A. M. (2012). A nonlocal contact formulation for confined granular systems. Journal of the Mechanics and Physics of Solids, 60(2), 333-350.

[4] Gonzalez, M., & Cuitiño, A. M. (2016). Microstructure evolution of compressible granular systems under large deformations. Journal of the Mechanics and Physics of Solids, 93, 44-56.

[5] Gonzalez, M., Poorsolhjouy, P., et al. (2018). Statistical characterization of microstructure evolution during compaction of granular systems composed of spheres with hardening plastic behavior. Mechanics Research Communication, in press.

[6] Gonzalez, M. (2018). Generalized loading-unloading contact laws for elasto-plastic spheres with bonding strength. Under review.

[7] Yohannes, B., Gonzalez M, Abebe A, Sprockel O, Nikfar F, Kiang S, Cuitiño AM. (2016). Evolution of the microstructure during the process of consolidation and bonding in soft granular solids. International journal of pharmaceutics, 503, 68-77.

Cite this work

Researchers should cite this work as follows:

  • Jesse Lee Hoffman, Isabel Bojanini, Melanie Hacopian, Vidal Lopez, Caroline Baker, Marcial Gonzalez (2018), "Powder Compaction and Unloading Simulation Poster," https://nanohub.org/resources/28813.

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