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Title:Integrated design, simulation, and experimental validation of advanced cellular metamaterials
Authors:ID Novak, Nejc (Author)
ID Ren, Zoran (Author)
ID Vesenjak, Matej (Author)
Files:.pdf 68f8db8c759a4.pdf (1,84 MB)
MD5: D967C9508B2D1B2338521E9663288D12
 
URL https://www.sv-jme.eu/sl/article/integrated-design-simulation-and-experimental-validation-of-advanced-cellular-metamaterials/
 
Language:English
Work type:Article
Typology:1.01 - Original Scientific Article
Organization:FS - Faculty of Mechanical Engineering
Abstract:Cellular metamaterials offer supreme properties for engineering, medicine, and defence, but their transition to industrial use faces design, fabrication, and characterisation challenges. This review provides an overview of 20 years of advancements in cellular structures, from open-cell foams to triply periodic minimal surfaces (TPMS), presenting novel fabrication techniques (e.g., explosive compaction for UniPore structures) and demonstrating validated computational models for optimising graded auxetic and hybrid TPMS lattices. The study indicates that porosity and base material primarily govern energy absorption, with closed-cell foams and TPMS outperforming other geometries. Additive manufacturing enables spatially graded designs with tailored mechanical properties. This work accelerates the development of next-generation metamaterials for crash absorption, blast protection, and biomedical devices.
Keywords:cellular structures, metamaterials, experimental testing, computational simulations, mechanical properties
Publication status:Published
Publication version:Version of Record
Submitted for review:23.04.2025
Article acceptance date:19.08.2025
Publisher:Univerza v Ljubljani, Fakulteta za strojništvo
Year of publishing:2025
Number of pages:str. 309-317
Numbering:Vol. 71, no. 9/10
PID:20.500.12556/DKUM-96201 New window
UDC:539.2:620.1
ISSN on article:2536-3948
COBISS.SI-ID:259520259 New window
DOI:10.5545/sv-jme.2025.1363 New window
Publication date in DKUM:09.12.2025
Views:152
Downloads:11
Metadata:XML DC-XML DC-RDF
Categories:Misc.
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Record is a part of a journal

Title:Strojniški vestnik
Shortened title:Stroj. vestn.
Publisher:Fakulteta za strojništvo
ISSN:2536-3948
COBISS.SI-ID:294943232 New window

Document is financed by a project

Funder:ARIS - Slovenian Research and Innovation Agency
Project number:P2-0063-2022
Name:Konstruiranje celičnih struktur

Funder:ARIS - Slovenian Research and Innovation Agency
Project number:J2-60049-2025
Name:Razvoj naprednih celičnih metamaterialov

Licences

License:CC BY 4.0, Creative Commons Attribution 4.0 International
Link:http://creativecommons.org/licenses/by/4.0/
Description:This is the standard Creative Commons license that gives others maximum freedom to do what they want with the work as long as they credit the author.

Secondary language

Language:Slovenian
Abstract:Celični metamateriali nudijo vrhunske lastnosti za inženirstvo, medicino in obrambo, vendar njihov prehod v industrijsko uporabo otežujejo izzivi pri razvoju, izdelavi in karakterizaciji. Ta pregled ponuja povzetek 20 let napredka na področju celičnih struktur, od pen z odprtimi celicami do struktur s trojno periodičnimi minimalnimi površinami (TPMS). Predstavlja nove tehnike izdelave (npr. eksplozijsko varjenje za strukture UniPore) in prikazuje validirane računalniške modele za optimizacijo gradiranih avksetičnih in hibridnih TPMS metamaterialov. Študija kaže, da na absorpcijo energije vplivata predvsem poroznost in osnovni material, pri čemer se zaprto-celične pene in TPMS strukture izkažejo bolje kot druge geometrije. Dodajalne tehnologije omogočajo prostorsko gradiranje s prilagojenimi mehanskimi lastnostmi. To delo pospešuje razvoj metamaterialov naslednje generacije za absorpcijo trkov, zaščito pred eksplozijami in biomedicinske naprave.
Keywords:celične strukture, metamateriali, eksperimentalno testiranje, računalniške simulacije, mehanske lastnosti


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