.... Quasi-static axial compression tests were performed, and five crashworthiness indicators were extracted: initial peak load ( IPL ), absorbed energy ( AE ), specific energy absorption ( SEA ), mean crushing force ( MCF ) and crush force efficiency ( CFE ). Overall performance was ranked using TOPSIS...

... walls substantially improved the mechanical performance, increasing stiffness by up to ∼2 × and specific energy absorption by up to ∼30 × compared to the baseline simple cubic structure. Originality/value This work introduces a novel hybridization strategy that combines topologies from different...

... mechanical performance in energy absorption. This study aims to experimentally characterize and compare the energy absorption behavior of three auxetic cylindrical 3D-printed structures. Design/methodology/approach Three distinct 3D-printed structures were developed: two axisymmetric auxetic structures...

... in governing deformation stability and energy absorption ( EA ) under extreme strain-rate loading remains insufficiently understood, particularly for high-strength nickel-based superalloys. The purpose of this study is to systematically investigate the influence of lattice architecture on the dynamic...

... by the morphology of turtle shells, the study aims to maximize energy absorption ( EA ) and specific energy absorption ( SEA ) while minimizing peak crash force ( PCF ) to enhance passenger safety. It seeks to determine the optimal geometric parameters of lightweight PLA + structures produced via 3D printing...

... sensitive to geometric configuration. Specific combinations of dihedral angle and cell wall ratio significantly improved the energy dissipation capacity. The findings indicate that MOMs can be systematically tuned to achieve desired levels of stiffness and energy absorption without altering material...

...Hardik Dalsukhbhai Sondagar; Shailendra Kumar Purpose The present study aims to investigate the mechanical properties and energy absorption capabilities of triply periodic minimal surface ( TPMS ), namely gyroid, primitive, diamond and neovius structures, fabricated using the fused filament...

...Jason Dash; Shanqing Xu; Jordan Noronha; Mahyar Khorasani; Dong Ruan; Guoxing Lu; Milan Brandt; Chaitali Dekiwadia; David Downing; Martin Leary Purpose The paper aims to evaluate the energy absorption properties of optimised strut cross-section AlSi10Mg lattice structures fabricated by laser...

...Cengiz Demircioğlu; Fatih Huzeyfe Öztürk Purpose Energy-absorbing structures play a crucial role in various engineering applications, including automotive, aerospace and protective equipment. This study aims to enhance the energy absorption ( EA ) efficiency of bio-inspired cylindrical lattice...

...Uday Kumar Jonnala; Ravi Kumar Yennam; Ian Gibson Purpose This study aims to investigate the mechanical properties of graded triply periodic minimal surface Split-P lattices fabricated via laser powder bed fusion (L-PBF) and examine how grading direction affects energy absorption. Design...

...Robert Rizza; XueCheng Liu; Vince Anewenter Purpose Scoliotic braces are of a two-part design with a polymer shell and foam padding to provide cushioning through energy absorption and support. The padding is manually added and relies on the experience level of the orthotist, neither the accuracy...

... with improved impact resistance. This study aims to give an in-depth insight into the current literature concerning the energy absorption characteristics of non-stochastic architectures under both static and dynamic loading conditions. Design/methodology/approach The methodology involved an organised search...

...Amirhossein Termebaf Shirazi; Zahra Zamani Miandashti; Seyed Alireza Momeni Purpose Additive manufacturing offers the ability to produce complex, flexible structures from materials like thermoplastic polyurethane (TPU) for energy-absorption applications. However, selecting optimal structural...

... and filled with polyurethane foam. The deformation mechanism and mechanical responses of the structure with different structural parameters were investigated experimentally and numerically. With the verified simulation models, the effects of parameters on compression strength and energy absorption...

... for gyroid hollow triply periodic minimal surfaces (G-HTPMS) and primitive hollow triply periodic minimal surfaces (P-HTPMS) cellular structures, and SLM technology was applied to manufacture these cellular structures. Compressive behaviors and energy absorption behaviors of hollow cellular structures were...

...Jun Yao; Ruochen Ding; Kailun Li; Baorui Du; Lu Zhao; Yixiang Yuan Purpose The purpose of this paper is to identify the energy absorption characteristics of arch micro-strut (ARCH) lattice structure (different from traditional straight micro-strut lattice structure) under high-speed impact...

... was performed to evaluate the energy absorption of various designs. Tensile coupons were also produced using the same process to provide baseline material properties. The manufacturing issues such as geometrical accuracy and anisotropy effect as well as their effects on the performance of the structures were...

... with various amounts of compression in Figure 5 . Manufacturing systems Sintering Damping Mechanical properties of materials Selective laser sintering Negative stiffness Bistable structure Transmissibility Energy absorption The unbuckled beam in this simplified model has a resonance...