Exceptional microscale plasticity in amorphous aluminum oxide at room temperature

EJ Frankberg, A Lambai, J Zhang, J Kalikka… - Advanced …, 2023 - Wiley Online Library
… and induce a brittleto-ductile transition.[22] Further, fabricating micropillar samples using the
focused ion beam … exceptional plasticity in the realm of ceramic and oxide glass micropillar

Micro-mechanical response of ultrafine grain and nanocrystalline tantalum

W Yang, CJ Ruestes, Z Li, OT Abad… - journal of materials …, 2021 - Elsevier
… is quite different in micropillar experiments, … effect as well as the strain-rate-sensitivity of the
nanocrystalline Ta samples, small compression pillars were machined via focused ion beam (…

The influence of nano/micro sample size on the strain-rate sensitivity of plastic flow in tungsten

P Srivastava, K Jiang, Y Cui, E Olivera… - … Journal of Plasticity, 2021 - Elsevier
… using the Focused Ion Beam (FIB) method with a gallium ion … cylindrical micropillars, whereas
for dog-bone micropillars, slip … This work may lead to new ideas to eliminate the effect of …

[HTML][HTML] Increase of twinning stress in single crystalline Ni-Mn-Ga micropillars

D Musiienko, J Kopeček, RH Colman, K Ullakko… - Materialia, 2024 - Elsevier
… A series of micropillars with varying initial … oriented Ni-Mn-Ga single crystals by focused ion
beam milling. We successfully reduced the twinning stress of the as-prepared micropillars by …

[HTML][HTML] The role of incoherent twin boundaries on the plasticity of Cu micropillars

R Hosseinabadi, A Brognara, C Kirchlechner, JP Best… - Materials & Design, 2023 - Elsevier
… Using annular Ga focused ion beam (FIB) milling at 30 kV, two sets of pillars were produced
with differing compression directions. The first set of pillars was milled on the film surface, …

Deformation patterns and fracture stress of beta-phase gallium oxide single crystal obtained using compression of micro-pillars

YQ Wu, S Gao, RK Kang, H Huang - Journal of materials science, 2019 - Springer
… The slicing-induced damaged layer is usually removed by … Micro-pillars were fabricated
using FEI Scios focused ion … was attributed to the ion beam damage during the fabrication of the …

[HTML][HTML] Ferroelastic and plastic behaviors in pseudo-single crystal micropillars of nontransformable tetragonal zirconia

H Masuda, K Morita, M Watanabe, T Hara, H Yoshida… - Acta Materialia, 2021 - Elsevier
… stress-induced phase transformation, were characterized via pseudo-single crystal micropillar
… Dense and cylindrical micropillars were fabricated using a focused ion beam from pseudo-…

Origins of size effects in initially dislocation-free single-crystal silver micro-and nanocubes

C Griesbach, SJ Jeon, DF Rojas, M Ponga, S Yazdi… - Acta Materialia, 2021 - Elsevier
… face-centered-cubic (fcc) micropillars and found a power law which describes the size …
FIB-fabricated micropillars To investigate how surface ion-damage from a focused ion beam (FIB) …

Origins of size effects in initially dislocation-free single-crystal metallic micro-and nanocubes

C Griesbach, SJ Jeon, DF Rojas, M Ponga… - arXiv preprint arXiv …, 2020 - arxiv.org
… alternative methods to create the micropillars show a similar size effect as the FIB-fabricated …
-fabricated micropillars To investigate how surface ion-damage from a focused ion beam (…

Strengthening effect of grain and twin boundaries in zirconium bi-crystal micropillars

J Singh, S Chakrabarty, P Pant - Philosophical Magazine Letters, 2021 - Taylor & Francis
… In this work, the effect of crystallographic orientations and the strengthening due to … micropillars
of pure zirconium (Zr) with ≥99.9% purity. Micropillars fabricated using focused ion beam