Selected Publications for R. O. Ritchie (2011-2012)

• E. A. Zimmermann, E. Schaible, H. Bale, H. D. Barth, S. Y. Tang, P. Reichert, B. Busse, T. Alliston, J. W. Ager III, and R. O. Ritchie, “Age-Related Changes in the Plasticity and Toughness of Human Cortical Bone at Multiple Length-Scales”, Proceedings of the National Academy of Sciences (PNAS), vol. 108 (35), Aug. 2011, pp. 14416-14421.
• S. S. Ionova-Martin, J. M. Wade, S. Tang, M. Shahnazari, J. W. Ager III, N. E. Lane, W. Yao, T. Alliston, C. Vaisse, and R. O. Ritchie, “Changes in Cortical Bone Response to High-Fat Diet from Adolescence to Adulthood in Mice”, Osteoporosis International, vol. 22 (8), Aug. 2011, pp. 2283-2293.
• A. Runciman, D. Xu, A. R. Pelton, and R. O. Ritchie, “An Equivalent Strain/Coffin-Manson Approach to Multiaxial Fatigue and Life Prediction in Superelastic Nitinol Medical Devices”, Biomaterials, vol. 32 (22), Aug. 2011, pp. 4987-4993. 
• K. J. Koester, H. D. Barth, and R. O. Ritchie, “Effect of Aging on the Transverse Toughness of Human Cortical Bone: Evaluation by R-Curves”, Journal of the Mechanical Behavior of Biomedical Materials, vol. 4 (7), Oct. 2011, pp. 1504-1513.
• B. N. Cox, M. R. Begley, P. Kroll, D. B. Marshall, R. O. Ritchie, and Q. D. Yang, “Multi-Scale Approaches to Fracture and Fatigue of Fiber Composites – Where are the Experimental and Computational Limits and Challenges?”, in Composite Materials for Structural Performance: Towards Higher Limits, Proceedings of the 32nd Risø International Symposium on Materials Science, 2011.
• M. Barney, D. Xu, S. W. Robertson, V. Schroeder, R. O. Ritchie, A. R. Pelton, and A. Mehta, “Impact of Thermomechanical Texture on the Superelastic Response of Nitinol Implants”, Journal of the Mechanical Behavior of Biomedical Materials, vol. 4 (7), Oct. 2011, pp. 1431-1439.
• R. O. Ritchie, “The Conflicts between Strength and Toughness”, Nature Materials, vol. 10 (11), Nov. 2011, pp. 817-822.
• H. D. Barth, E. A. Zimmermann, E. Schaible, S. Y. Tang, T. Alliston, and R. O. Ritchie, “Characterization of the Effects of X-Ray Irradiation on the Hierarchical Structure and Mechanical Properties of Human Cortical Bone”, Biomaterials, vol. 32 (34), Dec. 2011, pp. 8892-8904.
• Y. Murakami and R. O. Ritchie, “Effect of Hydrogen on Fatigue-Crack Propagation in Steels”, in Gaseous Hydrogen Embrittlement of Materials in Energy Technologies, R. P. Gangloff and B. P. Somerday, eds., Woodhead Publishing Ltd., Cambridge, U.K., 2012, vol. 1, pp. 379-417.
• J. A. Lemberg, M. R. Middlemas, T. Weingärtner, B. Gludovatz, J. K. Cochran, and R. O. Ritchie “On the Fracture Toughness of Fine-Grained Mo-3Si-1B (wt.%) Alloys at Ambient to Elevated (1300°C) Temperatures”, Intermetallics, vol. 20 (1), Jan. 2012, pp. 141-154.
• S. W. Robertson, A. R. Pelton, and R. O. Ritchie, “Mechanical Fatigue and Fracture of Nitinol”, International Materials Reviews, vol. 57 (1), Jan. 2012, pp. 1-37.
• D. Olvera, E. A. Zimmermann, and R. O. Ritchie, “Mixed-Mode Toughness of Human Cortical Bone Containing a Longitudinal Crack in Compression”, Bone, vol. 50 (1), Jan. 2012, pp. 331-336. 
• K. E. Thomson, D. Jiang, W. Yao, R. O. Ritchie, and A. K. Mukherjee, “Characterization and Mechanical Testing of Alumina-Based Nanocomposites Reinforced with Niobium and/or Carbon Nanotubes Fabricated by Spark Plasma Sintering”, Acta Materialia, vol. 60 (2), Jan. 2012, pp. 622-632.
• H. Bale, M. Blacklock, M. R. Begley, D. B. Marshall, B. N. Cox, and R. O. Ritchie, “Characterizing Three-Dimensional Textile Ceramic Composites using Synchrotron X-Ray Computed Micro-Tomography”, Journal of the American Ceramic Society, vol. 95 (1), Jan. 2012, pp. 392-402.
• Z. Wang, P. Marcolongo, J. A. Lemberg, B. Panganiban, J. W. Evans, R. O. Ritchie, and P. K. Wright, “Fatigue as a Mechanism of Water Tree Propagation in TR-XLPE”, IEEE Transactions on Dielectrics and Electrical Insulation, vol. 19 (1), Feb. 2012, pp. 321-330.
• M. Guan, W. Yao, R. Liu, K. S. Lam, J. Nolta, J. Jia, B. Panganiban, L. Meng, P. Zhou, M. Shahnazari, R. O. Ritchie, and N. E. Lane,  “Directing Mesenchymal Stem Cells to Bone to Augment Bone Formation and Increase Bone Mass”, Nature Medicine, vol. 18 (3), March 2012, pp. 456-462.
• M. L. Martin, B. P. Somerday, R. O. Ritchie, P. Sofronis and I. M. Robertson, “Hydrogen-Induced Intergranular Failure in Nickel Revisited”, Acta Materialia, vol. 60 (6-7), April 2012, pp. 2739-2745.
• D. H. Alsem, H. Xiang, R. O. Ritchie, and K. Komvopoulos, “Sidewall Adhesion and Sliding Contact Behavior of Polycrystalline Silicon Microdevices Operated in High Vacuum”, Journal of Microelectromechanical Systems, vol. 21 (2), April 2012, pp. 359-369.
• E. A. Zimmermann, H. D. Barth and R. O. Ritchie, “On the Multiscale Origins of Fracture Resistance in Human Bone and its Biological Degradation”, Journal of Materials, vol. 64 (4), April 2012, pp. 486-493.
• J. A. Lemberg and R. O. Ritchie, “Mo-Si-B Alloys for Ultrahigh-Temperature Structural Applications”, Advanced Materials, vol 24 (26), July 10, 2012, pp. 3445-3480.
• M. R. Begley, N. R. Philips, B. G. Compton, D. V. Wilbrink, R. O. Ritchie and M. Utz, “Mechanical Models to Guide the Development of Synthetic ‘Brick and Mortar’ Composites”, Journal of the Mechanics and Physics of Solids, vol. 60 (8), Aug. 2012, pp. 1545-1560.
• Altenberger, R. K. Nalla, Y. Sano, L. Wagner and R. O. Ritchie, “On the Effect of Deep-Rolling and Laser-Peening on the Stress-Controlled Low- and High-Cycle Fatigue Behavior of Ti-6Al-4V at Elevated Temperatures up to 550°C”, International Journal of Fatigue, vol. 44,  Nov. 2012, pp. 292-302.
• R. O. Ritchie, E. A. Zimmermann, H. D. Barth and H. A. Bale, “Biological Degradation of the Hierarchical Structure and Fracture Properties of Human Bone”, Proceedings of the 19th European Conference on Fracture (ECF-19), R. Goldstein, ed., 2012.
• R. O. Ritchie and M. E. Launey, “Crack Growth in Brittle and Ductile Solids”, in Encyclopedia of Tribology, Q. Jane Wang and Yip Wah Chung, eds., Springer Science, AZ Dordrecht, The Netherlands, 2012.
• M. E. Launey and R. O. Ritchie, “Crack Growth in Noncrystalline Solids”, in Encyclopedia of Tribology, Q. Jane Wang and Yip Wah Chung, eds., Springer Science, AZ Dordrecht, The Netherlands, 2012.
• J. Regelsberger, P. Milovanovic, T. Schmidt, M. Hahn, E. Zimmermann, M. Tsokos, J. Zustin, R. O. Ritchie, M. Amling, and B. Busse, “Changes to the Cell, Tissue and Architecture Levels in Cranial Suture Synostosis Reveal a Problem of Timing in Bone Development”, in eCells and Materials Journal, vol. 24, Dec. 2012, pp. 441-458.