<div class="csl-bib-body">
<div class="csl-entry">Fuger, C., Hahn, R., Hirle, A. V., Wojcik, T., Kutrowatz, P., Bohrn, F., Hunold, O., Polcik, P., & Riedl-Tragenreif, H. (2023). Tissue phase affected fracture toughness of nano-columnar TiB₂₊z thin films. <i>Materials Research Letters</i>, <i>11</i>(8), 613–622. https://doi.org/10.34726/5316</div>
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dc.identifier.issn
2166-3831
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dc.identifier.uri
http://hdl.handle.net/20.500.12708/190927
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dc.identifier.uri
https://doi.org/10.34726/5316
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dc.description.abstract
Structural imperfections such as nano-columnar tissue phases constitute a morphological design feature in protective thin films. Especially in the rising group of PVD transition metal diborides, excess Boron is known to form nm-sized B-rich precipitations in-between nano-crystalline domains. Here, we focus on super-stoichiometric TiB₂₊z thin films, varying the stoichiometry from TiB₂.₀₄ to TiB₄.₄₂ (B: 67–82 at.%). The tissue phase fraction and thickness is mainly governed by the B content and corresponding deposition conditions. A decreasing tissue phase width from ≈ 3–1 nm leads to an increasing critical stress intensity factor KIC of ≈ 40%.
en
dc.description.sponsorship
Christian Doppler Forschungsgesellschaft
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dc.language.iso
en
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dc.publisher
TAYLOR & FRANCIS INC
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dc.relation.ispartof
Materials Research Letters
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dc.rights.uri
http://creativecommons.org/licenses/by-nc/4.0/
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dc.subject
fracture toughness
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dc.subject
micro-mechanical testing
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dc.subject
TiB 2
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dc.subject
tissue phase
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dc.subject
Transition metal diborides
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dc.title
Tissue phase affected fracture toughness of nano-columnar TiB₂₊z thin films
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dc.type
Article
en
dc.type
Artikel
de
dc.rights.license
Creative Commons Attribution-NonCommercial 4.0 International
en
dc.rights.license
Creative Commons Namensnennung - Nicht kommerziell 4.0 International