journal article·2026-06

A novel 3D-printed shell auxetic structure with filleted unit cells for high-performance automotive bumpers

Lei Li, Qiang Zhou, Chengzuan Zhang, Jinwei Zhang

Publisher page

Abstract

No abstract is available for this record. The assistant can identify its topic from the title, but cannot infer the study’s results.

Source: Not provided · Quality: missing

Research context

OpenAlex topics: Cellular and Composite Structures · Automotive and Human Injury Biomechanics · Calcium Carbonate Crystallization and Inhibition

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

References (40)

Show source-provided references
1. Arshid, E., Khoddami Maraghi, Z.: Dynamic analysis of prismatic auxetic trigonometric rotating blades integrated by GNPs-reinforced layers. Mech. Based Des. Struc. and Mach. 1–28 (2025)10.1080/15397734.2025.2527206 ↗
2. Bazyar, M., Tabary, S.B., Rahmatabdi, D., Mohammadi, K., Hashemi, R.: A novel practical method for the production of functionally graded materials by varying exposure time via photo-curing 3D printing. J. Manuf. Process. 103, 136–143 (2023)10.1016/j.jmapro.2023.08.018 ↗
3. Du, C., Wang, Y., Kang, Z.: Auxetic kirigami metamaterials upon large stretching. ACS Appl. Mater. Interfaces 15(15), 19190–19198 (2023)10.1021/acsami.3c00946 ↗
4. Du, K., Huang, X., Yao, X., Qiu, G., Zhao, S., Huang, Z.: Multi‐objective optimization of a novel auxetic tubular re‐entrant structure (ATRS) using 3d printing and statistical design. Adv. Theory and Simul. e01893 (2025)10.1002/adts.202501893 ↗
5. Etemadi, E., Zamani, A.M., Scarpa, F., Zeeshan, M., Hosseinabadi, M., Hu, H.: Modified re-entrant auxetic metamaterials with energy absorption enhancement. Mater. Today Commun. 38, 108079 (2024)10.1016/j.mtcomm.2024.108079 ↗
6. Evans, K.E.: Auxetic polymers: a new range of materials. Endeavour 15(4), 170–174 (1991)10.1016/0160-9327(91)90123-S ↗
7. Galea, R., Farrugia, P.-S., Dudek, K.K., Attard, D., Grima, J.N., Gatt, R.: A novel design method to produce 3D auxetic metamaterials with continuous pores exemplified through 3D rotating auxetic systems. Mater. des. 226, 111596 (2023)10.1016/j.matdes.2023.111596 ↗
8. Hu, Y., Zhao, W., An, Y., Liao, M., Habibi, M., Yan, X.: Mechanical performance of auxetic rotational polygons metamaterials based on simple rectangular-shaped parts: experimental validation and FEA modeling. Int. J. Struc. Stab. Dyn. 2650344 (2025)10.1142/S021945542650344X ↗
9. Hu, Y., Zhao, W., An, Y., Liao M., Habibi M., Xiaopeng Y.: Mechanical performance of auxetic rotational polygons metamaterials based on simple rectangular-shaped parts: experimental Validation and FEA Modeling. Int. J. Struct. Stab. Dyn. (2025).10.1142/S021945542650344X ↗
10. Ingrole, A., Hao, A., Liang, R.: Design and modeling of auxetic and hybrid honeycomb structures for in-plane property enhancement. Mater. des. 117, 72–83 (2017)10.1016/j.matdes.2016.12.067 ↗
11. Joseph, A., Mahesh, V., Harursampath, D.: On the application of additive manufacturing methods for auxetic structures: a review. Adv. Manuf. 9(3), 342–368 (2021)10.1007/s40436-021-00357-y ↗
12. Khajepour, M., Bayati, A., Rezaee, B., Khatami, A., Soltani, M.A., Faraji, G., Abrinia, K., Baghani, M., Baniassadi, M.: Numerical and experimental investigation of 3D printed tunable stiffness metamaterial with real-time response using digital light processing technology. J. Mater. Res. Technol. 33, 480–490 (2024)10.1016/j.jmrt.2024.09.059 ↗
13. Li, X., Wang, Q., Yang, Z., Lu, Z.: Novel auxetic structures with enhanced mechanical properties. Extreme Mech. Lett. 27, 59–65 (2019)10.1016/j.eml.2019.01.002 ↗
14. Li, H.-Q., Zhu, W.-Z., Lin, G.-K.: 3D-printed auxetic V-shape unit-cell (AVU) cylindrical structures: effects of parametric design on mechanical properties, Mechanics Based Design of Structures and Machines (2025) 1–16.10.1080/15397734.2025.2536631 ↗
15. Liu, L., Lee, H.P.: A design of auxetic metamaterial with locally resonant bandgaps using topological optimization. Int. J. Appl. Mech. 15(06), 2350048 (2023)10.1142/S1758825123500485 ↗
16. Lu, S., Ni, W., Wang, P., Yan, K., Chen, Z., Cui, X., Qi, Y.: In-plane multi-directional dynamic crushing of hexagonal honeycomb. Int. J. Struct. Stab. Dyn. 23(10), 2350113 (2023)10.1142/S0219455423501134 ↗
17. Mahdinejad Gorji, J., Payganeh, G., Moradi-Dastjerdi, R.: Mechanical and energy absorption behavior of an innovative high-performance auxetic structure. Mech. Based des. Struct. Mach. 52(4), 2316–2335 (2024)10.1080/15397734.2023.2177863 ↗
18. Meena, K., Singamneni, S.: A new auxetic structure with significantly reduced stress concentration effects. Mater. des. 173, 107779 (2019)10.1016/j.matdes.2019.107779 ↗
19. Nickabadi, S., Askari Sayar, M., Alirezaeipour, S., Ansari, R.: Origami-inspired auxetic structures: design and performance in quasi-static and dynamic loading. Mech. Based des. Struct. Mach. 53(6), 4435–4464 (2025)10.1080/15397734.2025.2450519 ↗
20. Noel, A., Gomes, R.A., de Oliveira, L.A., d. Cunha, S.S., Jr., Gomes, G.F.: Exploring the vibration and energy absorption characteristic of auxetic tubular structure: an experimental analysis. Mech. Based des. Struct. Mach. 52(11), 8817–8838 (2024)10.1080/15397734.2024.2329692 ↗
21. Novak, N., Mauko, A., Ulbin, M., Krstulović-Opara, L., Ren, Z., Vesenjak, M.: Development and characterisation of novel three-dimensional axisymmetric chiral auxetic structures. J. Mater. Res. Technol. 17, 2701–2713 (2022)10.1016/j.jmrt.2022.02.025 ↗
22. Peng, X.-L., Bargmann, S.: A novel hybrid-honeycomb structure: enhanced stiffness, tunable auxeticity and negative thermal expansion. Int. J. Mech. Sci. 190, 106021 (2021)10.1016/j.ijmecsci.2020.106021 ↗
23. Rad, M.S., Hatami, H., Alipouri, R., Nejad, A.F., Omidinasab, F.: Determination of energy absorption in different cellular auxetic structures. Mech. Ind. 20(3), 302 (2019)10.1051/meca/2019019 ↗
24. Rahimi, H., Khajepour, M., Rahmatabadi, D., Faraji, G., Baghani, M., George, D., Baniassadi, M.: Design, simulation, and experimental validation of metamaterials with direction-dependent stiffness. Alex. Eng. J. 134, 460–472 (2026)10.1016/j.aej.2025.12.031 ↗
25. Rajabian, M., Fadaee, M., Ghanbari, J.: Investigating mechanical properties and bending behavior of an auxetic plate with 4-star unit cell. Mech. Based des. Struct. Mach. 52(11), 9365–9380 (2024)10.1080/15397734.2024.2345762 ↗
26. Shadman, M., Ahmadi, H., Rahmatabadi, D., Seidi, M.: Study on the shape memory performance of 4D‐printed auxetic cellular structures with energy absorption application. Macromol. Mater. Eng. e00320 (2025)10.1002/mame.202500320 ↗
27. Shen, J., Zeng, Q., Wang, J., Ge, J., Gao, F., Liang, J.: Study of mechanical properties of a new 3D re‐entrant lattice auxetic structure under bending. Adv. Eng. Mater. 25(14), 2201509 (2023)10.1002/adem.202201509 ↗
28. Sheng, B., Gao, Y.: Effect of geometric parameter alpha on the performance of 3D printed four-pointed star-shaped (FPSS) auxetic structures inspired by marine geometry. Int. J. Struc. Stab. Dyn. (2025)10.1142/S0219455426503657 ↗
29. Sheng, B., Gao, Y.: Marine-inspired 3D printed four-pointed star-shaped (FPSS) metamaterial: a bioinspired approach toward spinal implant applications. Int. J. Struct. Stab. Dyn. (2025)
30. Shunshun, R., Zhao, G.: Mechanical characterization of a metamaterial with negative Poisson’s ratio under compressive loading: experimental along with FEM. Mech. Adv. Mater. Struc. 1–10 (2025)10.1080/15376494.2025.2477229 ↗
31. Teng, X.C., Ren, X., Zhang, Y., Jiang, W., Pan, Y., Zhang, X.G., Zhang, X.Y., Xie, Y.M.: A simple 3D re-entrant auxetic metamaterial with enhanced energy absorption. Int. J. Mech. Sci. 229, 107524 (2022)10.1016/j.ijmecsci.2022.107524 ↗
32. Torkaman, V., Rahmatabadi, D., Faraji, G. Baghani, M. Baniassadi M.: Gear-driven metamaterial design with continuously tunable stiffness. Int. J. Appl. Mech. (2025)10.1142/S1758825125501364 ↗
33. Veisi, H., Farrokhabadi, A.: Investigation of the equivalent material properties and failure stress of the re-entrant composite lattice structures using an analytical model. Compos. Struct. 257, 113161 (2021)10.1016/j.compstruct.2020.113161 ↗
34. Wang, Z., Luan, C., Liao, G., Liu, J., Yao, X., Fu, J.: Progress in auxetic mechanical metamaterials: structures, characteristics, manufacturing methods, and applications. Adv. Eng. Mater. 22(10), 2000312 (2020)10.1002/adem.202000312 ↗
35. Wang, T., An, J., He, H., Wen, X., Xi, X.: A novel 3D impact energy absorption structure with negative Poisson’s ratio and its application in aircraft crashworthiness. Compos. Struct. 262, 113663 (2021)10.1016/j.compstruct.2021.113663 ↗
36. Xie, Q., Wang, Q.: Thermal buckling and postbuckling responses of the hybrid-honeycomb sandwich plates with tunable properties. Int. J. Struc. Stab. Dyn. 2650191 (2025)10.1142/S0219455426501919 ↗
37. Yang, F., Deng, X.: Analysis of in-plane impact mechanical properties of centre-symmetric chiral honeycomb. Int. J. Struct. Stab. Dyn. 24(23), 2450275 (2024)10.1142/S0219455424502754 ↗
38. Yang, W., Li, Z.-M., Shi, W., Xie, B.-H., Yang, M.-B.: Review on auxetic materials. J. Mater. Sci. 39(10), 3269–3279 (2004)10.1023/B:JMSC.0000026928.93231.e0 ↗
39. Yang, M., He, J., Yue, Q., Chen, S., Habibi M., Albaijan I.: Analytical modeling of thermo-electro-mechanical stresses in smart origami-reinforced plates under axial and torsional loading. Int. J. Struc. Stab. Dyn. 2650215 (2025)10.1142/S0219455426502159 ↗
40. Zhao, C., Zhou, Z., Liu, X., Tang, Z., Zhang, K., Zhang, P., Ren, J., Liu, Z., Le, G., Zhong, J.: The in-plane stretching and compression mechanics of negative Poisson’s ratio structures: concave hexagon, star shape, and their combination. J. Alloys Compd. 859, 157840 (2021)10.1016/j.jallcom.2020.157840 ↗