Date of download: 10/8/2017 Copyright © ASME. All rights reserved. From: Energy Absorption of Thin-Walled Square Tubes With a Prefolded Origami Pattern—Part I: Geometry and Numerical Simulation J. Appl. Mech. 2013;81(1):011003-011003-11. doi:10.1115/1.4024405 Figure Legend: (a) A module of the origami pattern, (b) a module of the origami crash box, (c) a quarter of the origami pattern partially folded, and (d) a conventional square tube

Date of download: 10/8/2017 Copyright © ASME. All rights reserved. From: Energy Absorption of Thin-Walled Square Tubes With a Prefolded Origami Pattern—Part I: Geometry and Numerical Simulation J. Appl. Mech. 2013;81(1):011003-011003-11. doi:10.1115/1.4024405 Figure Legend: Material engineering stress–strain curve

Date of download: 10/8/2017 Copyright © ASME. All rights reserved. From: Energy Absorption of Thin-Walled Square Tubes With a Prefolded Origami Pattern—Part I: Geometry and Numerical Simulation J. Appl. Mech. 2013;81(1):011003-011003-11. doi:10.1115/1.4024405 Figure Legend: (a) Crushing process of A0, and (b) PEEQ contour maps of A0

Date of download: 10/8/2017 Copyright © ASME. All rights reserved. From: Energy Absorption of Thin-Walled Square Tubes With a Prefolded Origami Pattern—Part I: Geometry and Numerical Simulation J. Appl. Mech. 2013;81(1):011003-011003-11. doi:10.1115/1.4024405 Figure Legend: Force versus displacement curves of A0 and A1_1

Date of download: 10/8/2017 Copyright © ASME. All rights reserved. From: Energy Absorption of Thin-Walled Square Tubes With a Prefolded Origami Pattern—Part I: Geometry and Numerical Simulation J. Appl. Mech. 2013;81(1):011003-011003-11. doi:10.1115/1.4024405 Figure Legend: (a) Crushing process of A1_1, and (b) PEEQ contour maps of A1_1

Date of download: 10/8/2017 Copyright © ASME. All rights reserved. From: Energy Absorption of Thin-Walled Square Tubes With a Prefolded Origami Pattern—Part I: Geometry and Numerical Simulation J. Appl. Mech. 2013;81(1):011003-011003-11. doi:10.1115/1.4024405 Figure Legend: Crushed configurations of (a) A1_2, (b) A1_3, (c) A1_4, (d) A1_5, (e) A2_1, (f) A2_4, (g) A2_5, (h) A3_1, (i) A3_4, (j) A4_1, (k) A4_2, and (l) A5_1

Date of download: 10/8/2017 Copyright © ASME. All rights reserved. From: Energy Absorption of Thin-Walled Square Tubes With a Prefolded Origami Pattern—Part I: Geometry and Numerical Simulation J. Appl. Mech. 2013;81(1):011003-011003-11. doi:10.1115/1.4024405 Figure Legend: (a) Normalized mean crushing force versus dihedral angle curves, (b) normalized mean crushing force versus number of modules curves, (c) normalized peak force versus dihedral angle curves, (d) normalized peak force versus number of modules curves, and (e) length of stationary plastic hinge lines versus number of modules curves of A1_1–A5_1

Date of download: 10/8/2017 Copyright © ASME. All rights reserved. From: Energy Absorption of Thin-Walled Square Tubes With a Prefolded Origami Pattern—Part I: Geometry and Numerical Simulation J. Appl. Mech. 2013;81(1):011003-011003-11. doi:10.1115/1.4024405 Figure Legend: Force versus displacement curves of A1_1, A1_2 and A1_3

Date of download: 10/8/2017 Copyright © ASME. All rights reserved. From: Energy Absorption of Thin-Walled Square Tubes With a Prefolded Origami Pattern—Part I: Geometry and Numerical Simulation J. Appl. Mech. 2013;81(1):011003-011003-11. doi:10.1115/1.4024405 Figure Legend: Force versus displacement curves of A1_1, A2_1 and A3_1

Date of download: 10/8/2017 Copyright © ASME. All rights reserved. From: Energy Absorption of Thin-Walled Square Tubes With a Prefolded Origami Pattern—Part I: Geometry and Numerical Simulation J. Appl. Mech. 2013;81(1):011003-011003-11. doi:10.1115/1.4024405 Figure Legend: Crushed configurations of A1_1 (a) subjected to dynamic loading, (b) assigned to high strength steel, (c) assigned to aluminum alloy, (d) subjected to free-free boundary conditions, and (e) subjected to fixed-fixed boundary conditions