Mechanical response of single-layer tetrahedral trusses under shear loading

Mechanics of Materials

Volumn 36, Issue 8, 2004, Pages 715-721

  Sugimura, Yuki ^a  

^a HARVARD UNIVERSITY   (United States)

Author keywords

Aluminum alloy; Casting; Lightweight materials; Rapid prototyping; Shear; Structural design; Truss core

Indexed keywords

ALUMINUM ALLOYS; ANISOTROPY; HONEYCOMB STRUCTURES; INVESTMENT CASTING; LOADING; RAPID PROTOTYPING; STRUCTURAL DESIGN; STRUCTURAL PANELS;

LIGHTWEIGHT MATERIALS; SHEAR; TRUSS CORES;

TRUSSES;

EID: 1842426302     PISSN: 01676636     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.mechmat.2003.05.002     Document Type: Conference Paper

References (22)

1. Allen H.G. Analysis and Design of Structural Sandwich Panels. 1969;Pergamon Press, Oxford.
2. Andrews E.W., Ashby M.F., Gibson L.J. The creep of cellular solids. Acta Mater. 47:1999;2853-2863.
3. Andrews E.W., Sanders W., Gibson L.J. Compressive and tensile behavior of aluminum foams. Mater. Sci. Engng. A. 270:1999;113-124.
4. Ashby M.F., Evans A.G., Fleck N.A., Gibson L.J., Hutchinson J.W., Wadley H.N.G. Metal Foams: A Design Guide. 2000;Butterworth-Heinemann, Boston.
5. Bart-Smith, H., 2000. Metallic foams: performance and use in ultralight sandwich structures. Ph.D. Thesis, Harvard University.
6. Bart-Smith H., Bastawros A.F., Mumm D.R., Evans A.G., Sypeck D., Wadley H.N.G. Compressive deformation and yielding mechanisms in cellular Al alloys determined using X-ray tomography and surface strain mapping. Acta Mater. 46:1998;3583-3592.
7. Brittain S., Sugimura Y., Schueller O.J.A., Evans A.G., Whitesides G.M. Fabrication and mechanical performance of a mesoscale, space-filling truss system. JMEMS. 10:2001;113-120.
8. Chiras S., Mumm D.R., Evans A.G., Wicks N., Hutchinson J.W., Dharmasena K., Wadley H.N.G., Fichter S. The structural performance of near-optimized truss core panels. Int. J. Solids Struct. 39:2002;4093-4115.
9. Deshpande V.S., Fleck N.A. Isotropic constitutive models for metallic foams. JMPS. 48:2000;1253-1283.
10. Deshpande V.S., Fleck N.A. Collapse of truss-core sandwich beams in three-point bending. Int. J. Solids Struct. 38:2001;6275-6305.
11. Deshpande V.S., Fleck N.A., Ashby M.F. Effective properties of the octet-truss lattice material. JMPS. 49:2001;1747-1769.
12. Gibson L.J., Ashby M.F. Cellular Solids: Structure and Properties. second ed. 1997;Cambridge University Press, Cambridge.
13. Gioux G., McCormack T., Gibson L.J. Failure of aluminum foams under multi-axial loads. Int. J. Mech. Sci. 42:2000;1097-1117.
14. Harte A.M., Fleck N.A., Ashby M.F. Fatigue failure of an open cell and a closed cell aluminum alloy foam. Acta Mater. 47(8):1999;2511-2524.
15. Miller R. A continuum plasticity model for the constitutive and indentation behavior of foamed metals. Int. J. Mech. Sci. 42:2000;729-754.
16. Santosa S., Wierzbicki T. Crash behavior of box columns filled with aluminum honeycomb or foam. Comput. Struct. 68(4):1998;343-367.
17. Sugimura Y., Meyer J., He M.Y., Bart-Smith H., Grenestedt J., Evans A.G. On the mechanical performance of closed cell aluminum alloy foams. Acta Mater. 45:1997;5245-5259.
18. Sugimura Y., Rabiei A., Evans A.G., Harte A.M., Fleck N.A. Compression fatigue of cellular Al alloys. Mat. Sci. Engng. A. 269:1999;38-48.
19. Sypeck D.J., Wadley H.N.G. Multifunctional microtruss laminates. J. Mater. Res. 16:2001;890-897.
20. Wallach J.C., Gibson L.J. Defect sensitivity of a 3D truss material. Scripta Mater. 45:2001;639-644.
21. Wicks N., Hutchinson J.W. Optimal truss plates. Int. J. Solids Struct. 38:2001;5165-5183.
22. Xia Y., Whitesides G.M. Soft lithography. Ann. Rev. Mater. Sci. 28:1998;153-184.