Mechanical Properties of Materials Laboratory

Determining worst-case fatigue thresholds for grain-bridging ceramics, Kruzic, J. J., Yuan R., Cannon R. M., and Ritchie R. O. , Materials Lifetime Science & Engineering, TMS Annual Meeting, p.61–68, (2002)

Ambient to high-temperature fracture toughness and cyclic fatigue behavior in Al-containing silicon carbide ceramics, Yuan, R., Kruzic J., Zhang X. F., De Jonghe L. C., and Ritchie R. O. , Acta Materialia, Dec, Volume 51, Number 20, p.6477-6491, (2003)

Determining the toughness of ceramics from Vickers indentations using the crack-opening displacements: An experimental study, Kruzic, J. J., and Ritchie R. O. , Journal of the American Ceramic Society, Aug, Volume 86, Number 8, p.1433-1436, (2003)

Crack-size effects on cyclic and monotonic crack growth in polycrystalline alumina: Quantification of the role of grain bridging, Kruzic, J. J., Cannon R. M., and Ritchie R. O. , Journal of the American Ceramic Society, Jan, Volume 87, Number 1, p.93-103, (2004)

An Experimental Assessment of Using Crack-Opening Displacements to Determine Indentation Toughness from Vickers Indents, Kruzic, J. J., and Ritchie R. O. , Indentation Techniques in Ceramic Materials Characterization, Ceramic Transactions, Volume 156, p.83–91, (2004)

Effects of moisture on grain-boundary strength, fracture, and fatigue properties of alumina, Kruzic, J. J., Cannon R. M., and Ritchie R. O. , Journal of the American Ceramic Society, Aug, Volume 88, Number 8, p.2236-2245, (2005)

Fatigue of bridging ceramics: Understanding crack size effects, Kruzic, J. J., Cannon R. M., and Ritchie R. O. , 11th International Conference on Fracture, (2005)

Fatigue threshold R-curves for predicting reliability of ceramics under cyclic loading, Kruzic, J. J., Cannon R. M., Ager J. W., and Ritchie R. O. , Acta Materialia, May, Volume 53, Number 9, p.2595-2605, (2005)

Fatigue Threshold R-curves for Reliability Predictions in Bridging Materials, Kruzic, J. J., Cannon R. M., and Ritchie R. O. , 9th International Fatigue Congress, Atlanta, GA, (2006)

The utility of R-curves for understanding fracture toughness-strength relations in bridging ceramics, Kruzic, J. J., Satet R. L., Hoffmann M. J., Cannon R. M., and Ritchie R. O. , Journal of the American Ceramic Society, Jun, Volume 91, Number 6, p.1986-1994, (2008)

Understanding Crack Size Effects during Fatigue of Extrinsically Toughened Materials, Kruzic, J. J. , 12th International Conference on Fracture, Ottawa, Canada, (2009)

First- and second-order approaches for the direct determination of bridging stresses from R-curves, Fuenfschilling, S., Fett T., Gallops S. E., Kruzic J. J., Oberacker R., and Hoffmann M. J. , Journal of the European Ceramic Society, Apr, Volume 30, Number 6, p.1229-1236, (2010)

R-Curves from Compliance and Optical Crack-Length Measurements, Fuenfschilling, S., Fett T., Oberacker R., Hoffmann M. J., Oezcoban H., Jelitto H., Schneider G. A., and Kruzic J. J. , Journal of the American Ceramic Society, Sep, Volume 93, Number 9, p.2814-2821, (2010)

Crack-Tip Toughness from Vickers Crack-Tip Opening Displacements for Materials with Strongly Rising R-Curves, Fuenfschilling, S., Fett T., Oberacker R., Hoffmann M. J., Schneider G. A., Becher P. F., and Kruzic J. J. , Journal of the American Ceramic Society, Jun, Volume 94, Number 6, p.1884-1892, (2011)

Fatigue Behavior, Bridging Stresses, and Fatigue Reliability in Silicon Nitride Ceramics, Greene, R. B., and Kruzic J. J. , ASME 2011 International Manufacturing Science and Engineering Conference, p.65–68, (2011)

Fatigue Reliability Predictions for Crack Bridging Materials, Gallops, S., and Kruzic J. J. , ASME 2011 Turbo Expo: Turbine Technical Conference and Exposition, p.163–167, (2011)

Fatigue Threshold R-Curve Behavior of Grain Bridging Ceramics: Role of Grain Size and Grain-Boundary Adhesion, Gallops, S., Fett T., and Kruzic J. J. , Journal of the American Ceramic Society, Aug, Volume 94, Number 8, p.2556-2561, (2011)

Fatigue threshold R-curves predict small crack fatigue behavior of bridging toughened materials, Gallops, S., Fett T., Ager J. W., and Kruzic J. J. , Acta Materialia, Dec, Volume 59, Number 20, p.7654-7661, (2011)

Mechanisms of toughening in silicon nitrides: The roles of crack bridging and microstructure, Fuenfschilling, S., Fett T., Hoffmann M. J., Oberacker R., Schwind T., Wippler J., Boehlke T., Oezcoban H., Schneider G. A., Becher P. F., et al. , Acta Materialia, Jun, Volume 59, Number 10, p.3978-3989, (2011)

Statistical analysis of fatigue crack propagation for natural flaws in silicon nitride, Haertelt, M., Riesch-Oppermann H., Kruzic J. J., and Kraft O. , 2nd International Conference of Engineering Against Fracture, (2011)

A direct comparison of non-destructive techniques for determining bridging stress distributions, Greene, R. B., Gallops S., Fuenfschilling S., Fett T., Hoffmann M. J., Ager J. W., and Kruzic J. J. , Journal of the Mechanics and Physics of Solids, Aug, Volume 60, Number 8, p.1462-1477, (2012)

Fatigue Threshold R-curves for the Analysis of Short Fatigue Cracks, Kruzic, J. J. , Fatigue Crack Growth: Mechanisms, Behavior and Analysis, (2012)

Deducing the Fatigue Crack Growth Rates of Natural Flaws in Silicon Nitride Ceramics: Role of R-Curves, Haertelt, M., Fuenfschilling S., Schwind T., Riesch-Oppermann H., Fett T., and Kruzic J. J. , Journal of the American Ceramic Society, Aug, Volume 96, Number 8, p.2593-2597, (2013)

Fatigue Crack Growth Behavior of Silicon Nitride: Roles of Grain Aspect Ratio and Intergranular Film Composition, Greene, R. B., Fuenfschilling S., Fett T., Hoffmann M. J., and Kruzic J. J. , Journal of the American Ceramic Society, Jan, Volume 96, Number 1, p.259-265, (2013)

Fatigue Threshold R-curves Predict Fatigue Endurance Strength for Self-Reinforced Silicon Nitride, Greene, R. B., Fuenfschilling S., Fett T., Hoffmann M. J., and Kruzic J. J. , Journal of the American Ceramic Society, Feb, Volume 97, Number 2, p.577-583, (2014)

Intergranular Nanostructure Effects on Strength and Toughness of Si3N4, Mikijelj, B., Nawaz Z., Kruzic J. J., Idrobo J., Swab J. J., Ozcoban H., Jelitto H., Schneider G. A., Fett T., and Liu Y. , Journal of the American Ceramic Society, Volume 98, Issue 5, p.1650-1657, (2015)