Richard Lesar
Email: lesar@iastate.edu
Phone: 515-294-1841
Title(s):
Lynn Gleason Professor of Interdisciplinary Engineering
Materials Science and Engineering
Office
2220c Hoover528 Bissell Rd.
Ames, IA 500111096
Information
Honors and Awards
- Member of the Editorial Board of the Annual Reviews of Materials Research, 2001-present
- Member of the Editorial Board on the Current Opinion in Solid State and Materials Science, 2012-present
- Lynn Gleason Professor of Interdisciplinary Engineering, 2011
Education
- Ph.D. Chemical Physics, Harvard University, 1981
- A.M. Physics, Harvard University, 1977
- B.S. Chemistry, University of Michigan, 1975
Interest Areas
- Materials theory, modeling, and simulation
- Dislocation-based plasticity
- Multiscale design
- Microstructural evolution
Publications
Books
- Introduction to Computational Materials Science, R. LeSar (Cambridge University Press, Cambridge, UK, 2013).
Selected Recent Publications
- “The feedback loop between theory, simulation and experiment for plasticity and property modeling,” T. M. Pollock and R. LeSar, submitted to Current Opinion in Solid State and Material Sciences.
- “Interactive visualization of APT data at full fidelity,” A. Bryden, S. Broderick, S. K. Suram, K. Kaluskar, R. LeSar and K. Rajan. Ultramicroscopy (2013). http://dx.doi.org/10.1016/j.ultramic.2012.12.006
- “Teaching sustainable development in materials science and engineering,” R. LeSar, K. C. Chen, and D. Apelian, MRS Bulletin37, 449-454 (2012). http://dx.doi.org/10.1557/mrs.2012.9
- “Dislocation dynamics simulations of Bauschinger effects in metallic thin films.” C. Z. Zhou and R. LeSar, Computational Materials Science 54, 350-355 (2012). http://dx.doi.org/10.1016/j.commatsci.2011.09.031
- “Dislocation dynamics simulations of plasticity in polycrystalline thin films,” C. Z. Zhou and R. LeSar, International Journal of Plasticity 30-31, 185-201 (2012). http://dx.doi.org/10.1016/j.ijplas.2011.10.001
- “Plastic deformation mechanisms of fcc single crystals at small scales,” C. Z. Zhou, I. J. Beyerlein, and R. LeSar, Acta Materialia 59, 7673-7682 (2011). http://dx.doi.org/10.1016/j.actamat.2011.08.032
- “Simulations of the effect of surface coatings on plasticity at small scales,” C. Z. Zhou, S. B. Biner, and R. LeSar, Scripta Materialia 63, 1096-1099 (2010). http://dx.doi.org/10.1016/j.scriptamat.2010.08.012
- “Discrete dislocation dynamics simulations of plasticity at small scales,” C. Z. Zhou, S. B. Biner, and R. LeSar, Acta Materialia 58, 1565-1577 (2010). http://dx.doi.org/10.1016/j.actamat.2009.11.001
- “Materials informatics: An emerging technology for materials development,” R. LeSar, Statistical Analysis and Data Mining 1, 372-374 (2009). http://dx.doi.org/10.1002/sam.10034
- “Plastic anisotropy in fccsingle crystals in high rate deformation,” Z. Q. Wang, I. J. Beyerlein, and R. LeSar, International Journal of Plasticity 25, 26-48 (2009). http://dx.doi.org/10.1016/j.ijplas.2008.01.006
- “Slip band formation and mobile density generation in high rate deformation of single fcc crystals,” Z. Q. Wang, I. J. Beyerlein, and R. LeSar, Philosophical Magazine 88, 1321-1343 (2008). http://dx.doi.org/10.1080/14786430802129833
- “The impact of obstacles on dislocation patterning and stress correlations,” M. Haataja, J. M. Rickman, and R. LeSar, Physical Review B 77, 174105 (2008). http://dx.doi.org/10.1103/PhysRevB.77.174105
- “Importance of cross slip in high rate deformation,” Z. Q. Wang, I. J. Beyerlein, and R. LeSar, Modelling and Simulation of Materials Science and Engineering 15, 675-690 (2007). http://dx.doi.org/10.1088/0965-0393/15/6/006
- “Dislocation motion in high-strain-rate deformation.” Z. Q. Wang, I. J. Beyerlein, and R. LeSar, Philosophical Magazine 87, 2263-2279 (2007). http://dx.doi.org/10.1080/14786430601153422
- “A parallel algorithm for 3D dislocation dynamics,” Z. Wang, N. Ghoniem, S. Swaminarayan, and R. LeSar, Journal of Computational Physics 219, 608-621 (2006). http://dx.doi.org/10.1016/j.jcp.2006.04.005
- “Scale-free intermittent flow in crystal plasticity,” D. M. Dimiduk, C. Woodward, R. LeSar, and M. D. Uchic, Science 312, 1188-1190 (2006). http://dx.doi.org/10.1126/science.1123889