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Tough Interface Tailored Nanostructured Metals

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Publications

Controlling the high temperature deformation behavior and thermal stability of ultra-fine-grained W by re alloying

Author(s): J. Kappacher, O. Renk, D. Kiener, H. Clemens, V. Maier-Kiener
Published in: Journal of Materials Research, online, 2021, ISSN 0884-2914
Publisher: Materials Research Society
DOI: 10.1557/s43578-020-00026-z

In situ fracture observations of distinct interface types within a fully lamellar intermetallic TiAl alloy

Author(s): M. Burtscher, M. Alfreider, K. Schmuck, H. Clemens, S. Mayer, D. Kiener
Published in: Journal of Materials Research, online, 2021, ISSN 0884-2914
Publisher: Materials Research Society
DOI: 10.1557/jmr.2020.306

Open-cell tungsten nanofoams: Scaling behavior and structural disorder dependence of Young’s modulus and flow strength

Author(s): Mingyue Zhao, Karsten Schlueter, Michael Wurmshuber, Maria Reitgruber, Daniel Kiener
Published in: Materials & Design, 197, 2021, Page(s) 109187, ISSN 0264-1275
Publisher: Elsevier BV
DOI: 10.1016/j.matdes.2020.109187

An analytical solution for the correct determination of crack lengths via cantilever stiffness

Author(s): Markus Alfreider, Stefan Kolitsch, Stefan Wurster, Daniel Kiener
Published in: Materials & Design, 194, 2020, Page(s) 108914, ISSN 0264-1275
Publisher: Elsevier BV
DOI: 10.1016/j.matdes.2020.108914

Open-cell tungsten nanofoams: Chloride ion induced structure modification and mechanical behavior

Author(s): Mingyue Zhao, Manuel J. Pfeifenberger, Daniel Kiener
Published in: Results in Physics, 17, 2020, Page(s) 103062, ISSN 2211-3797
Publisher: Elsevier BV
DOI: 10.1016/j.rinp.2020.103062

Disordered Interfaces Enable High Temperature Thermal Stability and Strength in a Nanocrystalline Aluminum Alloy

Author(s): Glenn H. Balbus, Johann Kappacher, David J. Sprouster, Fulin Wang, Jungho Shin, Yolita M. Eggeler, Timothy J. Rupert, Jason R. Trelewicz, Daniel Kiener, Verena Maier-Kiener, Daniel S. Gianola
Published in: Acta Materialia, online, 2021, Page(s) 116973, ISSN 1359-6454
Publisher: Elsevier BV
DOI: 10.1016/j.actamat.2021.116973

Thermally activated deformation mechanisms and solid solution softening in W-Re alloys investigated via high temperature nanoindentation

Author(s): Johann Kappacher, Alexander Leitner, Daniel Kiener, Helmut Clemens, Verena Maier-Kiener
Published in: Materials & Design, 189, 2020, Page(s) 108499, ISSN 0264-1275
Publisher: Elsevier BV
DOI: 10.1016/j.matdes.2020.108499

Strength ranking for interfaces between a TiN hard coating and microstructural constituents of high speed steel determined by micromechanical testing

Author(s): Matthias Gsellmann, Thomas Klünsner, Christian Mitterer, Martin Krobath, Michael Wurmshuber, Harald Leitner, Werner Ecker, Stefan Marsoner, Verena Maier-Kiener, Daniel Kiener, Gerald Ressel
Published in: Materials & Design, 204, 2021, Page(s) 109690, ISSN 0264-1275
Publisher: Elsevier BV
DOI: 10.1016/j.matdes.2021.109690

Tailoring ultra-strong nanocrystalline tungsten nanofoams by reverse phase dissolution

Author(s): Mingyue Zhao, Inas Issa, Manuel J. Pfeifenberger, Michael Wurmshuber, Daniel Kiener
Published in: Acta Materialia, 182, 2020, Page(s) 215-225, ISSN 1359-6454
Publisher: Elsevier BV
DOI: 10.1016/j.actamat.2019.10.030

Fracture properties of ultrafine grain chromium correlated to single dislocation processes at room temperature—ADDENDUM

Author(s): I. Issa, A. Hohenwarter, R. Fritz, D. Kiener
Published in: Journal of Materials Research, 34/24, 2019, Page(s) 1, ISSN 0884-2914
Publisher: Materials Research Society
DOI: 10.1557/jmr.2019.286

Prospects of Using Small Scale Testing to Examine Different Deformation Mechanisms in Nanoscale Single Crystals—A Case Study in Mg

Author(s): Daniel Kiener, Jiwon Jeong, Markus Alfreider, Ruth Konetschnik, Sang Ho Oh
Published in: Crystals, 11/1, 2021, Page(s) 61, ISSN 2073-4352
Publisher: Multidisciplinary Digital Publishing Institute (MDPI)
DOI: 10.3390/cryst11010061

Experimental and Numerical Investigation of the Deformation and Fracture Mode of Microcantilever Beams Made of Cr(Re)/Al2O3 Metal–Matrix Composite

Author(s): Witold Węglewski, Pandi Pitchai, Kamil Bochenek, Gabriella Bolzon, Ruth Konetschnik, Bernhard Sartory, Reinhold Ebner, Daniel Kiener, Michał Basista
Published in: Metallurgical and Materials Transactions A, 51/5, 2020, Page(s) 2377-2390, ISSN 1073-5623
Publisher: ASM International
DOI: 10.1007/s11661-020-05687-3

Intrinsic toughness of the bulk-metallic glass Vitreloy 105 measured using micro-cantilever beams

Author(s): Daniel Sorensen, Eric Hintsala, Joseph Stevick, Jesse Pischlar, Bernard Li, Daniel Kiener, Jason C. Myers, Hui Jin, Jia Liu, Douglas Stauffer, Antonio J. Ramirez, Robert O. Ritchie
Published in: Acta Materialia, 183, 2020, Page(s) 242-248, ISSN 1359-6454
Publisher: Elsevier BV
DOI: 10.1016/j.actamat.2019.11.021

The effect of grain size on bubble formation and evolution in helium-irradiated Cu-Fe-Ag

Author(s): M. Wurmshuber, D. Frazer, M. Balooch, I. Issa, A. Bachmaier, P. Hosemann, D. Kiener
Published in: Materials Characterization, 171, 2021, Page(s) 110822, ISSN 1044-5803
Publisher: Elsevier BV
DOI: 10.1016/j.matchar.2020.110822

How the interface type manipulates the thermomechanical response of nanostructured metals: A case study on nickel

Author(s): O. Renk, V. Maier-Kiener, C. Motz, J. Eckert, D. Kiener, R. Pippan
Published in: Materialia, 15, 2021, Page(s) 101020, ISSN 2589-1529
Publisher: Elsevier B.V.
DOI: 10.1016/j.mtla.2021.101020

Ultrafine-grained Tungsten by High-Pressure Torsion – Bulk precursor versus powder processing route

Author(s): M Wurmshuber, S Doppermann, S Wurster, D Kiener
Published in: IOP Conference Series: Materials Science and Engineering, 580, 2019, Page(s) 012051, ISSN 1757-899X
Publisher: IOP Conference Series: Materials Science and Engineering
DOI: 10.1088/1757-899x/580/1/012051

Probing defect relaxation in ultra-fine grained Ta using micromechanical spectroscopy

Author(s): M. Alfreider, I. Issa, O. Renk, D. Kiener
Published in: Acta Materialia, 185, 2020, Page(s) 309-319, ISSN 1359-6454
Publisher: Elsevier BV
DOI: 10.1016/j.actamat.2019.12.011

Initiation of fatigue damage in ultrafine grained metal films

Author(s): O. Glushko, D. Kiener
Published in: Acta Materialia, 206, 2021, Page(s) 116599, ISSN 1359-6454
Publisher: Elsevier BV
DOI: 10.1016/j.actamat.2020.116599

Fracture mechanics of micro samples: Fundamental considerations

Author(s): R. Pippan, S. Wurster, D. Kiener
Published in: Materials & Design, 159, 2018, Page(s) 252-267, ISSN 0264-1275
Publisher: Elsevier BV
DOI: 10.1016/j.matdes.2018.09.004

Impact of interfaces on the radiation response and underlying defect recovery mechanisms in nanostructured Cu-Fe-Ag

Author(s): Michael Wurmshuber, David Frazer, Andrea Bachmaier, Yongqiang Wang, Peter Hosemann, Daniel Kiener
Published in: Materials & Design, 160, 2018, Page(s) 1148-1157, ISSN 0264-1275
Publisher: Elsevier BV
DOI: 10.1016/j.matdes.2018.11.007

Anneal hardening and elevated temperature strain rate sensitivity of nanostructured metals: Their relation to intergranular dislocation accommodation

Author(s): O. Renk, V. Maier-Kiener, I. Issa, J.H. Li, D. Kiener, R. Pippan
Published in: Acta Materialia, 165, 2019, Page(s) 409-419, ISSN 1359-6454
Publisher: Elsevier BV
DOI: 10.1016/j.actamat.2018.12.002

Rate limiting deformation mechanisms of bcc metals in confined volumes

Author(s): D. Kiener, R. Fritz, M. Alfreider, A. Leitner, R. Pippan, V. Maier-Kiener
Published in: Acta Materialia, 166, 2019, Page(s) 687-701, ISSN 1359-6454
Publisher: Elsevier BV
DOI: 10.1016/j.actamat.2019.01.020

Bioinspired nacre-like alumina with a bulk-metallic glass-forming alloy as a compliant phase

Author(s): Amy Wat, Je In Lee, Chae Woo Ryu, Bernd Gludovatz, Jinyeon Kim, Antoni P. Tomsia, Takehiko Ishikawa, Julianna Schmitz, Andreas Meyer, Markus Alfreider, Daniel Kiener, Eun Soo Park, Robert O. Ritchie
Published in: Nature Communications, 10/1, 2019, Page(s) 961, ISSN 2041-1723
Publisher: Nature Publishing Group
DOI: 10.1038/s41467-019-08753-6

Fracture properties of ultrafine grain chromium correlated to single dislocation processes at room temperature

Author(s): Inas Issa, Anton Hohenwarter, Reinhard Fritz, Daniel Kiener
Published in: Journal of Materials Research, 34/13, 2019, Page(s) 2370-2383, ISSN 0884-2914
Publisher: Materials Research Society
DOI: 10.1557/jmr.2019.140

Fracture behavior and deformation mechanisms in nanolaminated crystalline/amorphous micro-cantilevers

Author(s): Y.Q. Wang, R. Fritz, D. Kiener, J.Y. Zhang, G. Liu, O. Kolednik, R. Pippan, J. Sun
Published in: Acta Materialia, 180, 2019, Page(s) 73-83, ISSN 1359-6454
Publisher: Elsevier BV
DOI: 10.1016/j.actamat.2019.09.002

Addressing Fracture Properties of Individual Constituents Within a Cu-WTi-SiOx-Si Multilayer

Author(s): Markus Alfreider; Johannes Zechner; Daniel Kiener
Published in: JOM - Journal of Materials, 72/12, 2020, Page(s) 4551–4558, ISSN 1543-1851
Publisher: Springer
DOI: 10.1007/s11837-020-04444-6

In-situ observation of the initiation of plasticity by nucleation of prismatic dislocation loops

Author(s): Subin Lee, Aviral Vaid, Jiseong Im, Bongsoo Kim, Arun Prakash, Julien Guénolé, Daniel Kiener, Erik Bitzek, Sang Ho Oh
Published in: Nature Communications, 11/1, 2020, ISSN 2041-1723
Publisher: Nature Publishing Group
DOI: 10.1038/s41467-020-15775-y

Achieving work hardening by forming boundaries on the nanoscale in a Ti-based metallic glass matrix composite

Author(s): Jing Fan, Wei Rao, Junwei Qiao, P.K. Liaw, Daniel Şopu, Daniel Kiener, Jürgen Eckert, Guozheng Kang, Yucheng Wu
Published in: Journal of Materials Science & Technology, 50, 2020, Page(s) 192-203, ISSN 1005-0302
Publisher: Allerton Press Inc.
DOI: 10.1016/j.jmst.2020.02.036

Extracting information from noisy data: strain mapping during dynamic in situ SEM experiments

Author(s): M. Alfreider, M. Meindlhumer, V. Maier-Kiener, A. Hohenwarter, D. Kiener
Published in: Journal of Materials Research, online, 2021, Page(s) 2291-2304, ISSN 0884-2914
Publisher: Materials Research Society
DOI: 10.1557/s43578-020-00041-0

Linking Macroscopic Fracture Properties to Single Dislocation Processes

Author(s): I. Issa, M. Alfreider, D. Kozic, O. Kolednik, S. Sandfeld, D. Kiener
Published in: Microscopy and Microanalysis, 24/S1, 2018, Page(s) 2184-2185, ISSN 1431-9276
Publisher: Cambridge Press
DOI: 10.1017/s1431927618011406

Analysis of the strain information from nanodiffraction data

Author(s): Lukas Schretter
Published in: Master thesis, 2021
Publisher: Montanuniversität Leoben