Amorphization and plasticity of olivine during low‐temperature micropillar deformation experiments

K Kranjc, AS Thind, AY Borisevich… - Journal of …, 2020 - Wiley Online Library
induced by indentation complicates comparisons with traditional uniaxial measurements of
yield behavior. In this work, we apply a focused ion beam (… Micropillar compression has been …

Experimental and Crystal Plasticity Finite Element Study of the Deformation Behavior of High‐Mn Steel Micropillars

S Ha, SH Kayani, K Lee, S Park, JG Kim… - steel research …, 2023 - Wiley Online Library
… The micropillars were milled by a focused ion beam (FIB) in an FE-SEM (MIRA 1 LHM,
TESCAN) using a 30 keV Ga ion beam (beam … The compressive properties of micropillars were …

Orientation dependent plasticity of the refractory multi-principal element alloy MoNbTi investigated via micropillar compression

GH Balbus, SI Rao, ON Senkov, EJ Payton - Acta Materialia, 2024 - Elsevier
focused ion beam (FIB). These 31 rough machined pillars were selected to probe orientation
effects … 800 eV 100 pA to minimize FIB-induced damage. Annular dark field (ADF) scanning (…

Micropillar compression study of Fe-irradiated 304L steel

E Paccou, B Tanguy, M Legros - Scripta Materialia, 2019 - Elsevier
effects occur when compared to results obtained near the surface. By compressing in-situ
Fe… irradiated single crystalline micropillars in a SEM, we want to assess the irradiation effect on …

Sample size effect phenomenon in microcompression testing of unirradiated and ion-irradiated 800H steel at high temperatures

A Prasitthipayong, DM Frazer, R Zhang, HT Vo… - Materials …, 2024 - Elsevier
beam scanning electron microscope and focused ion beam (FIB-SEM Dual-Beam) was used
to fabricate micro-pillars … size effects in unirradiated and irradiated 800H micro-pillars from …

Micro-mechanical response of ultrafine grain and nanocrystalline tantalum

W Yang, CJ Ruestes, Z Li, OT Abad… - journal of materials …, 2021 - Elsevier
… were conducted on micropillars, with … size effect as well as the strain-rate-sensitivity of the
nanocrystalline Ta samples, small compression pillars were machined via focused ion beam (…

Micro/nano mechanical properties differences of shallow irradiation damage layer revealed by a combined experimental and MD study

Z Zhu, L Guo, R Li, S Chen, H Deng… - Materials Science and …, 2024 - Elsevier
… irradiation-induced defects. The focused ion beam technique (FIB) was utilized to prepare
both cross-sectional TEM specimens and micropillars designated for micropillar compression …

Size effect and plastic deformation mechanisms of AlON micro/nanopillars with different crystallographic orientations

C Zhang, Y Xing, X Song, X Liang, Y Li, X Lin… - Journal of the European …, 2024 - Elsevier
… In this work, the focus ion beam (FIB) technique was employed to fabricate AlON … >-oriented
AlON pillars In order to reveal the underlying deformation mechanism of AlON micropillars

Characterization of mechanical property degradation of ion-irradiated materials

L Mei, X Guo, K Jin - Frontiers in Materials, 2022 - frontiersin.org
… In-Situ Irradiation Induced Creep The stress states of micro-pillars uniaxial creep tests
are similar to those of conventional creep tests, making it more reliable to assess the creep …

Investigation of geometrically necessary dislocation structures in compressed Cu micropillars by 3-dimensional HR-EBSD

S Kalácska, Z Dankházi, G Zilahi, X Maeder… - Materials Science and …, 2020 - Elsevier
… dislocation distribution in deformed single crystal copper micropillars. Identical micropillars
(6 μm × 6 μm × 18 μm in size) were fabricated by focused ion beam (FIB) and compressed at …