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Size-dependent plasticity and activation parameters of lithographically-produced silicon micropillars
Chen, M., Wehrs, J., Sologubenko, A. S., Rabier, J., Michler, J., & Wheeler, J. M. (2020). Size-dependent plasticity and activation parameters of lithographically-produced silicon micropillars. Materials and Design, 189, 108506 (13 pp.). https://doi.org/10.1016/j.matdes.2020.108506
High temperature fracture toughness of ceramic coatings evaluated using micro-pillar splitting
Best, J. P., Wehrs, J., Polyakov, M., Morstein, M., & Michler, J. (2019). High temperature fracture toughness of ceramic coatings evaluated using micro-pillar splitting. Scripta Materialia, 162, 190-194. https://doi.org/10.1016/j.scriptamat.2018.11.013
Deformation of lamellar γ-TiAl below the general yield stress
Edwards, T. E. J., Di Gioacchino, F., Goodfellow, A. J., Mohanty, G., Wehrs, J., Michler, J., & Clegg, W. J. (2019). Deformation of lamellar γ-TiAl below the general yield stress. Acta Materialia, 163, 122-139. https://doi.org/10.1016/j.actamat.2018.09.061
Transverse deformation of a lamellar TiAl alloy at high temperature by <i>in situ</i> microcompression
Edwards, T. E. J., Di Gioacchino, F., Goodfellow, A. J., Mohanty, G., Wehrs, J., Michler, J., & Clegg, W. J. (2019). Transverse deformation of a lamellar TiAl alloy at high temperature by in situ microcompression. Acta Materialia, 166, 85-99. https://doi.org/10.1016/j.actamat.2018.11.050
Determination of the true projected contact area by in situ indentation testing
Guillonneau, G., Wheeler, J. M., Wehrs, J., Philippe, L., Baral, P., Höppel, H. W., … Michler, J. (2019). Determination of the true projected contact area by in situ indentation testing. Journal of Materials Research, 34(16), 2859-2868. https://doi.org/10.1557/jmr.2019.236
Microstructure-driven strengthening of TiB<sub>2</sub> coatings deposited by pulsed magnetron sputtering
Polyakov, M. N., Morstein, M., Maeder, X., Nelis, T., Lundin, D., Wehrs, J., … Michler, J. (2019). Microstructure-driven strengthening of TiB2 coatings deposited by pulsed magnetron sputtering. Surface and Coatings Technology, 368, 88-96. https://doi.org/10.1016/j.surfcoat.2019.04.042
Elevated and cryogenic temperature micropillar compression of magnesium–niobium multilayer films
Thomas, K., Mohanty, G., Wehrs, J., Taylor, A. A., Pathak, S., Casari, D., … Michler, J. (2019). Elevated and cryogenic temperature micropillar compression of magnesium–niobium multilayer films. Journal of Materials Science, 54(15), 10884-10901. https://doi.org/10.1007/s10853-019-03422-x
Ni nanocluster composites for enhanced impact resistance of multilayered arc-PVD ceramic coatings
Best, J. P., Polyakov, M., Shinde, D., Hörnqvist Colliander, M., Wehrs, J., Michler, J., & Morstein, M. (2018). Ni nanocluster composites for enhanced impact resistance of multilayered arc-PVD ceramic coatings. Surface and Coatings Technology, 354, 360-368. https://doi.org/10.1016/j.surfcoat.2018.07.102
Analysis of longitudinal twinning in y-TiAl by microcompression up to 700 °C with strain and crystal orientation mapping
Edwards, T. E. J., Di Gioacchino, F., Mohanty, G., Wehrs, J., Michler, J., & Clegg, W. J. (2018). Analysis of longitudinal twinning in y-TiAl by microcompression up to 700 °C with strain and crystal orientation mapping. Presented at the Gordon research conference on thin film and small scale mechanical behavior. Lewiston, USA.
Deformation of lamellar y-TiAl below the general yield stress
Edwards, T. E. J., Di Gioacchino, F., Goodfellow, A. J., Mohanty, G., Wehrs, J., Michler, J., & Clegg, W. J. (2018). Deformation of lamellar y-TiAl below the general yield stress. Presented at the Indentation 2018. Liège, Belgium.
Longitudinal twinning in a TiAl alloy at high temperature by <i>in situ</i> microcompression
Edwards, T. E., Di Gioacchino, F., Mohanty, G., Wehrs, J., Michler, J., & Clegg, W. J. (2018). Longitudinal twinning in a TiAl alloy at high temperature by in situ microcompression. Acta Materialia, 148, 202-215. https://doi.org/10.1016/j.actamat.2018.01.007
Comparison study of internal stress measured by diffraction mapping and calculation using FEM
Gamcova, J., Milkovič, O., Németh, D., Mohanty, G., Michalik, Š., Wehrs, J., … Franz, H. (2018). Comparison study of internal stress measured by diffraction mapping and calculation using FEM. Key Engineering Materials, 784, 120-123. https://doi.org/10.4028/www.scientific.net/KEM.784.120
Nanomechanical testing at high strain rates: new instrumentation for nanoindentation and microcompression
Guillonneau, G., Mieszala, M., Wehrs, J., Schwiedrzik, J., Grop, S., Frey, D., … Wheeler, J. M. (2018). Nanomechanical testing at high strain rates: new instrumentation for nanoindentation and microcompression. Materials and Design, 148, 39-48. https://doi.org/10.1016/j.matdes.2018.03.050
Reversible, high temperature softening of plasma-nitrided hot-working steel studied using <I>in situ</I> micro-pillar compression
Best, J. P., Wehrs, J., Maeder, X., Zechner, J., Wheeler, J. M., Schär, T., … Michler, J. (2017). Reversible, high temperature softening of plasma-nitrided hot-working steel studied using in situ micro-pillar compression. Materials Science and Engineering A: Structural Materials: Properties, Microstructure and Processing, 680, 433-436. https://doi.org/10.1016/j.msea.2016.11.003
Electrodeposition of dilute Ni-W alloy with enhanced thermal stability: accessing nanotwinned to nanocrystalline microstructures
Hasegawa, M., Guillonneau, G., Maeder, X., Mohanty, G., Wehrs, J., Michler, J., & Philippe, L. (2017). Electrodeposition of dilute Ni-W alloy with enhanced thermal stability: accessing nanotwinned to nanocrystalline microstructures. Materials Today Communications, 12, 63-71. https://doi.org/10.1016/j.mtcomm.2017.06.002
In situ micromechanical testing inside the scanning electron microscope at subambient temperatures
Schwiedrzik, J., Wehrs, J., Deckarm, M., Birringer, R., & Michler, J. (2017). In situ micromechanical testing inside the scanning electron microscope at subambient temperatures. Presented at the ECI Nanomechanical testing in materials research and development VI. Dubrovnik, Croatia.
Brittle to ductile transition of tribomaterial in relation to wear response at high temperatures
Viat, A., Guillonneau, G., Fouvry, S., Kermouche, G., Sao Joao, S., Wehrs, J., … Henne, J. F. (2017). Brittle to ductile transition of tribomaterial in relation to wear response at high temperatures. Wear, 392-393, 60-68. https://doi.org/10.1016/j.wear.2017.09.015
Elevated temperature, micro-compression transient plasticity tests on nanocrystalline Palladium-Gold: probing activation parameters at the lower limit of crystallinity
Wehrs, J., Deckarm, M. J., Wheeler, J. M., Maeder, X., Birringer, R., Mischler, S., & Michler, J. (2017). Elevated temperature, micro-compression transient plasticity tests on nanocrystalline Palladium-Gold: probing activation parameters at the lower limit of crystallinity. Acta Materialia, 129, 124-137. https://doi.org/10.1016/j.actamat.2017.02.045
Investigation of the deformation behavior of aluminum micropillars produced by focused ion beam machining using Ga and Xe ions
Xiao, Y., Wehrs, J., Ma, H., Al-Samman, T., Korte-Kerzel, S., Göken, M., … Wheeler, J. M. (2017). Investigation of the deformation behavior of aluminum micropillars produced by focused ion beam machining using Ga and Xe ions. Scripta Materialia, 127, 191-194. https://doi.org/10.1016/j.scriptamat.2016.08.028
A comparison of three different notching ions for small-scale fracture toughness measurement
Best, J. P., Zechner, J., Shorubalko, I., Oboňa, J. V., Wehrs, J., Morstein, M., & Michler, J. (2016). A comparison of three different notching ions for small-scale fracture toughness measurement. Scripta Materialia, 112, 71-74. https://doi.org/10.1016/j.scriptamat.2015.09.014