Experimental Characterization of NiMnGa Magnetic Shape Memory Alloy Rods Under Dynamic Magnetic Fields

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 5053, Issue , 2003, Pages 169-180

  Couch, Ronald N ^a   Chopra, Inderjit ^a  

^a UNIVERSITY OF MARYLAND   (United States)

Author keywords

Characterization; Magnetic shape memory; Magnetocrystalline anisotropy; NiMnGa

Indexed keywords

ACTUATORS; MAGNETIC ANISOTROPY; MAGNETIC FIELD EFFECTS; STIFFNESS;

ENERGY DENSITY; TWIN BOUNDARY MOTION;

SHAPE MEMORY EFFECT;

EID: 0242525652     PISSN: 0277786X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.484744     Document Type: Conference Paper

References (12)

1. R. Couch, I. Chopra, Experimental Characterization of NiMnGa Ferromagnetic Shape Memory Alloy Bars Under Varible Loading Conditions, Proceedings of SPIE, March 2002, Vol. 4701, pp. 29-39
2. A.Sovinov, et. al., Crystal Structure, Magnetic Anisotropy, and Mechanical Properties of seven-layered martensite in NiMnGa, Proceedings of SPIE, March 2002, Vol. 4699, pp. 195-205.
3. Henry, C.P., Feuchtwanger, J, et. al. AC Magnetic Field - Induced Strain of Single Crystal NiMnGa, Proceedings of SPIE, 2002, March 2002, Vol. 4699, pp. 164-171.
4. M. Marioni, D. Bono, et. al, Pulsed Magnetic Field Actuation of Single Crystalline Ferromagnetic Shape Memory Alloy Ni-Mn-Ga, Proceedings of SPIE, March 2002, Vol.4699, pp. 191-194.
5. Ulakko, K., Likhachev, A., et al., Magnetic Shape Memory (MSM)-A New Way to Generate Motion in Electormechanical Devices, ICEM 2000, August 2000, pp. 1195-1199.
6. R. Tickle, R. D. James, Magnetic and Magnetomechanical Properties of NiMnGa, Journal of Magnetism and Magnetic Materials, February 1999, Vol 195, pp. 627-638.
7. O'Handley, R.C., Murray, S.C. et al. Phenomenology of Giant Magnetic Field Induced Strain in Ferromagnetic Shape-Memory Materials, Journal of Applied Physics, May 2000, Vol 87, pp. 472-4717.
8. R. C. O'Handley, Model for Strain and Magnetization in Magnetic Shape Memory Alloys, Journal of Applied Physics, March 1998, Vol 83, No. 6, pp. 3263-3270.
9. Wuttig, M., Craciunescu C., Li, J., Phase Transformations in Ferromagnetic NiMnGa Shape Memory Films. Materials Transactions, JIM, Vol.44, No. 8, pp. 933-937.
10. Murray, S.J., Hayashi, Ryogi, et al. Magnetic and Mechanical Properties of FeNiCoTi and NiMnGa Magnetic Shape Memory Alloys, Proceedings of SPIE, March 1999, Vol 3675, pp. 204-211.
11. K. Ullakko, Y. Ezer, et. al., Magnetic Field Induced Strains in Polycrystalline NiMnGa at Room Temperature, Acta Metallurgica, 2001, Vol. 44, pp. 475-480.
12. T. Lee, I. Chopra, Design of a High Displacement Smart Trailing-Edge Flap Actuator Incorporating Dual Stage Mechanical Stroke Amplifier for Rotors, Ph.D. dissertation, University of Maryland, Department of Aerospace Engineering, College Park, MD, 1999.