1. Date of download: 6/8/2016 Copyright © ASME. All rights reserved. From: Modeling, Prototyping, and Testing of Helical Shape Memory Compression Springs With Hollow Cross Section J. Mech. Des. 2010;132(6):061008-061008-9. doi:10.1115/1.4001601 Simplified stress-strain curves of a shape memory alloy in martensitic and austenitic states Figure Legend:

2. Date of download: 6/8/2016 Copyright © ASME. All rights reserved. From: Modeling, Prototyping, and Testing of Helical Shape Memory Compression Springs With Hollow Cross Section J. Mech. Des. 2010;132(6):061008-061008-9. doi:10.1115/1.4001601 Schematic of the experimental setup for the electro-thermomechanical characterization of the springs Figure Legend:

3. Date of download: 6/8/2016 Copyright © ASME. All rights reserved. From: Modeling, Prototyping, and Testing of Helical Shape Memory Compression Springs With Hollow Cross Section J. Mech. Des. 2010;132(6):061008-061008-9. doi:10.1115/1.4001601 Theoretical dimensionless properties of the hollow spring as a function of the void ratio (data from Ref. ) Figure Legend:

4. Date of download: 6/8/2016 Copyright © ASME. All rights reserved. From: Modeling, Prototyping, and Testing of Helical Shape Memory Compression Springs With Hollow Cross Section J. Mech. Des. 2010;132(6):061008-061008-9. doi:10.1115/1.4001601 Load-deflection curves of the hollow spring at different temperatures Figure Legend:

5. Date of download: 6/8/2016 Copyright © ASME. All rights reserved. From: Modeling, Prototyping, and Testing of Helical Shape Memory Compression Springs With Hollow Cross Section J. Mech. Des. 2010;132(6):061008-061008-9. doi:10.1115/1.4001601 Load-deflection curves of the solid spring at different temperatures Figure Legend:

6. Date of download: 6/8/2016 Copyright © ASME. All rights reserved. From: Modeling, Prototyping, and Testing of Helical Shape Memory Compression Springs With Hollow Cross Section J. Mech. Des. 2010;132(6):061008-061008-9. doi:10.1115/1.4001601 Transients of the force on constrained hollow and solid springs (applied deflection=10 mm) upon electric heating and convective cooling Figure Legend: