Skip to:

Email
aoppedal@cavs.msstate.edu

Office
CAVS 2124

Phone
(662) 325-8502

Box 5405
Mississippi State, MS 39762


Andrew Oppedal  

Email
aoppedal@cavs.msstate.edu

Office
CAVS 2124

Phone
(662) 325-8502

Box 5405
Mississippi State, MS 39762
Research Interest
Materials modeling
Materials characterization
Magnesium alloys
Titanium alloys
Nickel-based superalloys
Steel alloys
Crystal plasticity
Deformation twinning
Texture and anisotropy
SEM (scanning electron microscopy)
EBSD (electron backscatter diffraction)
Nanoindentation
X-ray computed tomography
Mechanical testing
Dynamic and intermediate strain rate testing
Selected Publications Total Publications:  55 
Tschopp, M. A., Miller, J. M., Oppedal, A. L., & Solanki, K.N. (2013). Characterizing the Local Primary Dendrite Arm Spacing in Directionally Solidified Dendritic Microstructures. Metallurgical and Materials Transactions A. Springer US. 45(1), 426-437. DOI:10.1007/s11661-013-1985-3. [Abstract]

Oppedal, A. L., El Kadiri, H., Tomé, C. N., Vogel, S. C., & Horstemeyer, M. (2013). Anisotropy in Hexagonal Close-packed Structures: Improvements to Crystal Plasticity Approaches Applied to Magnesium Alloy. Philosophical Magazine. Taylor & Francis. 93(35), 4311-4330. DOI:10.1080/14786435.2013.827802. [Abstract] [Document Site]

Ma, Q., Li, B., Oppedal, A. L., Whittington, W. R., Horstemeyer, S., Marin, E., Wang, P., & Horstemeyer, M. (2012). Strain Rate Dependence of Twinning at 450°C and Its Effect on Microstructure of an Extruded Magnesium Alloy. Materials Science and Engineering A. Elsevier. 559, 314-318.

Oppedal, A. L., El Kadiri, H., Tomé, C. N., Kaschner, G. C., Vogel, S. C., Baird, J., & Horstemeyer, M. (2011). Effect of Dislocation Transmutation on Modeling Hardening Mechanisms by Twinning in Magnesium. International Journal of Plasticity. Elsevier. 30-31, 41-61. DOI:10.1016/j.ijplas.2011.09.002. [Document Site]

El Kadiri, H., & Oppedal, A. L. (2010). A Crystal Plasticity Theory for Latent Hardening by Glide Twinning Through Dislocation Transmutation and Twin Accommodation Effects. Journal of the Mechanics and Physics of Solids. Elsevier. 58(4), 613--624. [Abstract]