Projects per year
Abstract
Metallic glasses have mechanical properties, which exhibit avalanches in the disguise of stress drops. We study these phenomena in a classical metallic glass system Cu-Zr-Al by athermal quasistatic shear and varying the element concentrations and for pure Cu-Zr 50/50 case the cooling rate. The resulting mechanical properties are close to the behavior found experimentally. At small strains, the pristine systems are akin to other glassy systems with a so-called gap distribution with a small positive exponent. Critical avalanching behavior is found only approaching the yield point. The post-yield stress drops are universal, and the gap distribution becomes flat.
Original language | English |
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Article number | 014107 |
Pages (from-to) | 1-9 |
Number of pages | 9 |
Journal | Physical Review E |
Volume | 111 |
Issue number | 1 |
DOIs | |
Publication status | Published - 3 Jan 2025 |
MoE publication type | A1 Journal article-refereed |
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BOMP: Aalto_R2B_Bayesian Optimization for Material Properties
Alava, M. (Principal investigator), Mäkinen, T. (Project Member), Raukko, A. (Project Member), Koivisto, J. (Project Member), Vara, N. (Project Member), Holmström, M. (Project Member), Ngui, P. (Project Member), Mäntysaari, V. (Project Member), Mesh, A. (Project Member), Magar, S. (Project Member) & Qureshi, M. (Project Member)
01/07/2024 → 31/12/2025
Project: Business Finland: New business from research ideas (TUTLI)
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CirPa: Aalto-R2B-Circular Panels
Alava, M. (Principal investigator), Mäkinen, T. (Project Member), Ranta, R. (Project Member), Kokkonen, V. (Project Member), Koivisto, J. (Project Member), Miranda Valdez, I. (Project Member), Mobredi, K. (Project Member), Lejon, J. (Project Member), Raukko, A. (Project Member), Shaikh, A. (Project Member), Ahmad, O. (Project Member), Hartikka, A. (Project Member), Magar, S. (Project Member), Vara, N. (Project Member) & Bhattarai, A. (Project Member)
01/01/2023 → 30/06/2024
Project: Business Finland: New business from research ideas (TUTLI)
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TUTL FoamWood: Manufacturing novel bio-based Woodlike foams by a continuous forming process
Alava, M. (Principal investigator), Puisto, A. (Project Member), Olsio, S. (Project Member), Karjalainen, A. (Project Member), Mohammed, A. (Project Member), Mäkinen, T. (Project Member), Ranta, R. (Project Member), Koivisto, J. (Project Member) & Jannuzzi Fonseca, L. (Project Member)
01/01/2021 → 30/06/2022
Project: Business Finland: New business from research ideas (TUTLI)