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Correlating the State and Properties of Grain Boundaries

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Publications

Observations of grain-boundary phase transformations in an elemental metal

Author(s): Thorsten Meiners, Timofey Frolov, Robert E. Rudd, Gerhard Dehm, Christian H. Liebscher
Published in: Nature, 579/7799, 2020, Page(s) 375-378, ISSN 0028-0836
Publisher: Nature Publishing Group
DOI: 10.1038/s41586-020-2082-6

Interplay of Chemistry and Faceting at Grain Boundaries in a Model Al Alloy

Author(s): Huan Zhao, Liam Huber, Wenjun Lu, Nicolas J. Peter, Dayong An, Frédéric De Geuser, Gerhard Dehm, Dirk Ponge, Jörg Neugebauer, Baptiste Gault, Dierk Raabe
Published in: Physical Review Letters, 124/10, 2020, ISSN 0031-9007
Publisher: American Physical Society
DOI: 10.1103/physrevlett.124.106102

Advances in in situ nanomechanical testing

Author(s): A. Minor, G. Dehm
Published in: MRS Bulletin, 2019, ISSN 0883-7694
Publisher: Materials Research Society
DOI: 10.1557/mrs.2019.127

Dopant-segregation to grain boundaries controls electrical conductivity of n-type NbCo(Pt)Sn half-Heusler alloy mediating thermoelectric performance

Author(s): Ting Luo, Federico Serrano-Sánchez, Hanna Bishara, Siyuan Zhang, Ruben Bueno Villoro, Jimmy Jiahong Kuo, Claudia Felser, Christina Scheu, G. Jeffrey Snyder, James P. Best, Gerhard Dehm, Yuan Yu, Dierk Raabe, Chenguang Fu, Baptiste Gault
Published in: Acta Materialia, 217, 2021, Page(s) 117147, ISSN 1359-6454
Publisher: Elsevier BV
DOI: 10.1016/j.actamat.2021.117147

Tantalum and zirconium induced structural transitions at complex [111] tilt grain boundaries in copper

Author(s): T. Meiners, J.M. Duarte, G. Richter, G. Dehm, C.H. Liebscher
Published in: Acta Materialia, 190, 2020, Page(s) 93-104, ISSN 1359-6454
Publisher: Elsevier BV
DOI: 10.1016/j.actamat.2020.02.064

Approaches to Measure the Resistivity of Grain Boundaries in Metals with High Sensitivity and Spatial Resolution: A Case Study Employing Cu

Author(s): Hanna Bishara, Matteo Ghidelli, Gerhard Dehm
Published in: ACS Applied Electronic Materials, 2/7, 2020, Page(s) 2049-2056, ISSN 2637-6113
Publisher: American Chemical Society
DOI: 10.1021/acsaelm.0c00311

In situ nanoindentation during electrochemical hydrogen charging: a comparison between front-side and a novel back-side charging approach

Author(s): M. J. Duarte, X. Fang, J. Rao, W. Krieger, S. Brinckmann, G. Dehm
Published in: Journal of Materials Science, 56/14, 2021, Page(s) 8732-8744, ISSN 0022-2461
Publisher: Kluwer Academic Publishers
DOI: 10.1007/s10853-020-05749-2

Thin-Film Microtensile-Test Structures for High-Throughput Characterization of Mechanical Properties

Author(s): T. Oellers, V. G. Arigela, C. Kirchlechner, G. Dehm, A. Ludwig
Published in: ACS Combinatorial Science, 2020, ISSN 2156-8952
Publisher: American Chemical Society
DOI: 10.1021/acscombsci.9b00182

Segregation-Induced Nanofaceting Transition at an Asymmetric Tilt Grain Boundary in Copper

Author(s): Nicolas J. Peter, Timofey Frolov, Maria J. Duarte, Raheleh Hadian, Colin Ophus, Christoph Kirchlechner, Christian H. Liebscher, Gerhard Dehm
Published in: Physical Review Letters, 121/25, 2018, ISSN 0031-9007
Publisher: American Physical Society
DOI: 10.1103/physrevlett.121.255502

Synthesis and mechanical testing of grain boundaries at the micro and sub-micro scale

Author(s): Nataliya V. Malyar, Hauke Springer, Jürgen Wichert, Gerhard Dehm, Christoph Kirchlechner
Published in: Materials Testing, 61/1, 2019, Page(s) 5-18, ISSN 0025-5300
Publisher: Carl Hanser Verlag GmbH & Co.
DOI: 10.3139/120.111286

Properties and influence of microstructure and crystal defects in Fe2VAl modified by laser surface remelting

Author(s): Leonie Gomell, Moritz Roscher, Hanna Bishara, Eric A. Jägle, Christina Scheu, Baptiste Gault
Published in: Scripta Materialia, 193, 2021, Page(s) 153-157, ISSN 1359-6462
Publisher: Pergamon Press Ltd.
DOI: 10.1016/j.scriptamat.2020.10.050

Dislocation plasticity and detwinning under thermal stresses in nanotwinned Ag thin films

Author(s): Maya K. Kini, Claudia Merola, Benjamin Breitbach, Dennis Klapproth, Bastian Philippi, Jean-Baptiste Molin, Christoph Kirchlechner, Gerhard Dehm
Published in: Acta Materialia, 198, 2020, Page(s) 61-71, ISSN 1359-6454
Publisher: Elsevier BV
DOI: 10.1016/j.actamat.2020.07.056

Faceting diagram for Ag segregation induced nanofaceting at an asymmetric Cu tilt grain boundary

Author(s): Nicolas J. Peter, Maria J. Duarte, Christoph Kirchlechner, Christian H. Liebscher, Gerhard Dehm
Published in: Acta Materialia, 214, 2021, Page(s) 116960, ISSN 1359-6454
Publisher: Elsevier BV
DOI: 10.1016/j.actamat.2021.116960

Aluminum depletion induced by complex co-segregation of carbon and boron in a {\Sigma} 5 [3 1 0] bcc-iron grain boundary

Author(s): Ahmadian, Ali; Scheiber, Daniel; Zhou, Xuyang; Gault, Baptiste; Liebscher, Christian H.; Romaner, Lorenz; Dehm, Gerhard
Published in: 1, 2021
Publisher: arxiv

Automated crystal orientation mapping by precession electron diffraction assisted four-dimensional scanning transmission electron microscopy (4D-STEM) using a scintillator based CMOS detector

Author(s): Jeong, Jiwon; Cautaerts, Niels; Dehm, Gerhard; Liebscher, Christian H.
Published in: 1, 2021
Publisher: Arxiv

Grain Boundary Structure, Phase Transitions and Segregation Phenomena in Copper Alloys

Author(s): Thorsten Meiners
Published in: 2019
Publisher: RUB

Structure, chemistry and nanomechanics of grain boundaries in Cu-Ag alloy

Author(s): Nicolas Jörg Peter
Published in: 2021
Publisher: RUB