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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
Anomalous slip of ZrB<sub>2</sub> ceramic grains during in-situ micropillar compression up to 500 °C
Csanádi, T., Wehrs, J., Grasso, S., Reece, M., Michler, J., & Dusza, J. (2019). Anomalous slip of ZrB2 ceramic grains during in-situ micropillar compression up to 500 °C. International Journal of Refractory Metals and Hard Materials, 80, 270-276. https://doi.org/10.1016/j.ijrmhm.2019.01.021
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
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
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.
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
High-temperature in situ deformation of GaAs micro-pillars: lithography versus FIB machining
Chen, M., Wehrs, J., Michler, J., & Wheeler, J. M. (2016). High-temperature in situ deformation of GaAs micro-pillars: lithography versus FIB machining. JOM: Journal of the Minerals, Metals and Materials Society, 68(11), 2761-2767. https://doi.org/10.1007/s11837-016-2106-8
Mapping strain fields induced in Zr-based bulk metallic glasses during <I>in-situ</I> nanoindentation by X-ray nanodiffraction
Gamcová, J., Mohanty, G., Michalik, Š., Wehrs, J., Bednarčík, J., Krywka, C., … Franz, H. (2016). Mapping strain fields induced in Zr-based bulk metallic glasses during in-situ nanoindentation by X-ray nanodiffraction. Applied Physics Letters, 108(3), 031907 (4 pp.). https://doi.org/10.1063/1.4939981