Publications Peer reviewed articles (29) Universality of grain boundary phases in fcc metals: Case study on high-angle [111] symmetric tilt grain boundaries Auteurs: Tobias Brink, Lena Langenohl, Hanna Bishara, and Gerhard Dehm Publié dans: Phys. Rev. B, Issue 107, 2023, Page(s) 054103, ISSN 2469-9969 Éditeur: American Physical Society DOI: 10.1103/physrevb.107.054103 Observations of grain-boundary phase transformations in an elemental metal Auteurs: Thorsten Meiners, Timofey Frolov, Robert E. Rudd, Gerhard Dehm, Christian H. Liebscher Publié dans: Nature, Issue 579/7799, 2020, Page(s) 375-378, ISSN 0028-0836 Éditeur: Nature Publishing Group DOI: 10.1038/s41586-020-2082-6 Interplay of Chemistry and Faceting at Grain Boundaries in a Model Al Alloy Auteurs: Huan Zhao, Liam Huber, Wenjun Lu, Nicolas J. Peter, Dayong An, Frédéric De Geuser, Gerhard Dehm, Dirk Ponge, Jörg Neugebauer, Baptiste Gault, Dierk Raabe Publié dans: Physical Review Letters, Issue 124/10, 2020, ISSN 0031-9007 Éditeur: American Physical Society DOI: 10.1103/physrevlett.124.106102 Effect of hybridization in PdAlY-(Ni/Au/Ir) metallic glasses thin films on electrical resistivity Auteurs: Hanna Bishara, P. Kontis, Gerhard Dehm, Jochen M. Schneider, Simon Evertz Publié dans: Scripta Materialia, Issue 214, 2022, Page(s) 114681, ISSN 1359-6462 Éditeur: Pergamon Press Ltd. DOI: 10.1016/j.scriptamat.2022.114681 Dual phase patterning during a congruent grain boundary phase transition in elemental copper. Auteurs: Lena Frommeyer; Tobias Brink; Rodrigo Freitas; Timofey Frolov; Gerhard Dehm; Christian H. Liebscher Publié dans: Nature Communications, Issue 13, 2022, Page(s) 3331, ISSN 2041-1723 Éditeur: Nature Publishing Group DOI: 10.1038/s41467-022-30922-3 Advances in in situ nanomechanical testing Auteurs: A. Minor, G. Dehm Publié dans: MRS Bulletin, 2019, ISSN 0883-7694 Éditeur: Materials Research Society DOI: 10.1557/mrs.2019.127 Microstructure manipulation by laser-surface remelting of a full-Heusler compound to enhance thermoelectric properties Auteurs: Gomell, Leonie; Haeger, Tobias; Roscher, Moritz; Bishara, Hanna; Heiderhoff, Ralf; Riedl, Thomas; Scheu, Christina; Gault, Baptiste Publié dans: Acta Materialia, 2022, Page(s) 117501, ISSN 1359-6454 Éditeur: Elsevier BV DOI: 10.48550/arxiv.2107.07327 Dopant-segregation to grain boundaries controls electrical conductivity of n-type NbCo(Pt)Sn half-Heusler alloy mediating thermoelectric performance Auteurs: 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 Publié dans: Acta Materialia, Issue 217, 2021, Page(s) 117147, ISSN 1359-6454 Éditeur: Elsevier BV DOI: 10.1016/j.actamat.2021.117147 Phase decomposition in nanocrystalline Cr0.8Cu0.2 thin films Auteurs: Jay Chakraborty; Tristan Philipp Harzer; Maria Jazmin Duarte; Gerhard Dehm Publié dans: Journal of Alloys and Compounds, Issue 888, 2021, ISSN 0925-8388 Éditeur: Elsevier BV DOI: 10.1016/j.jallcom.2021.161391 Dislocation-mediated electronic conductivity in rutile Auteurs: Muhammad, Qaisar; Bishara, Hanna; Porz, Lukas; Dietz, Christian; Ghidelli, Matteo; Dehm, Gerhard; Frömling, Till Publié dans: Materials Today Nano, Issue 17, 2022, ISSN 2588-8420 Éditeur: Elsevier DOI: 10.1016/j.mtnano.2021.100171 Tantalum and zirconium induced structural transitions at complex [111] tilt grain boundaries in copper Auteurs: T. Meiners, J.M. Duarte, G. Richter, G. Dehm, C.H. Liebscher Publié dans: Acta Materialia, Issue 190, 2020, Page(s) 93-104, ISSN 1359-6454 Éditeur: Elsevier BV DOI: 10.1016/j.actamat.2020.02.064 Decoupling the electrical resistivity contribution of grain boundaries in dilute Fe-alloyed Cu thin films Auteurs: Hanna Bishara, Lena Langenohl, Xuyang Zhou, Baptiste Gault, James P. Best, Gerhard Dehm Publié dans: Scripta Materialia, Issue 230, 2023, Page(s) 115393, ISSN 1359-6462 Éditeur: Pergamon Press Ltd. DOI: 10.1016/j.scriptamat.2023.115393 Atomistic deformation behavior of single and twin crystalline Cu nanopillars with preexisting dislocations Auteurs: Won-Seok Ko; Alexander Stukowski; Raheleh Hadian; Ali Nematollahi; Jong Bae Jeon; Wonseok Choi; Gerhard Dehm; Jörg Neugebauer; Christoph Kirchlechner; Christoph Kirchlechner; Blazej Grabowski Publié dans: Acta Materialia, Issue 197, 2020, Page(s) 54-68, ISSN 1359-6454 Éditeur: Elsevier BV DOI: 10.1016/j.actamat.2020.07.029 Approaches to Measure the Resistivity of Grain Boundaries in Metals with High Sensitivity and Spatial Resolution: A Case Study Employing Cu Auteurs: Hanna Bishara, Matteo Ghidelli, Gerhard Dehm Publié dans: ACS Applied Electronic Materials, Issue 2/7, 2020, Page(s) 2049-2056, ISSN 2637-6113 Éditeur: American Chemical Society DOI: 10.1021/acsaelm.0c00311 Implication of grain-boundary structure and chemistry on plasticity and failure Auteurs: Dehm, G., Cairney, J. Publié dans: MRS Bulletin, Issue 47, 2022, Page(s) 800-807, ISSN 0883-7694 Éditeur: Materials Research Society DOI: 10.1557/s43577-022-00378-3 Microstates and defects of incoherent Σ3 [111] twin boundaries in aluminum Auteurs: Saba Ahmad; Tobias Brink; Christian H. Liebscher; Gerhard Dehm Publié dans: Crossref, Issue 243, 2023, ISSN 1359-6454 Éditeur: Elsevier BV DOI: 10.1016/j.actamat.2022.118499 Microstructure and residual stress evolution in nanocrystalline Cu-Zr thin films Auteurs: J. Chakraborty, T. Oellers, R. Raghavan, A. Ludwig, G. Dehm Publié dans: Journal of Alloys and Compounds, Issue 896, 2022, Page(s) 162799, ISSN 0925-8388 Éditeur: Elsevier BV DOI: 10.1016/j.jallcom.2021.162799 Understanding Grain Boundary Electrical Resistivity in Cu: The Effect of Boundary Structure. Auteurs: Hanna Bishara; Subin Lee; Subin Lee; Tobias Brink; Matteo Ghidelli; Matteo Ghidelli; Gerhard Dehm Publié dans: "ACS Nano, American Chemical Society, 2021, 15 (10), pp.16607 - 16615. ⟨10.1021/acsnano.1c06367⟩", Issue 1, 2021, Page(s) 16607 - 16615, ISSN 1936-0851 Éditeur: American Chemical Society DOI: 10.48550/arxiv.2108.09148 In situ nanoindentation during electrochemical hydrogen charging: a comparison between front-side and a novel back-side charging approach Auteurs: M. J. Duarte, X. Fang, J. Rao, W. Krieger, S. Brinckmann, G. Dehm Publié dans: Journal of Materials Science, Issue 56/14, 2021, Page(s) 8732-8744, ISSN 0022-2461 Éditeur: Kluwer Academic Publishers DOI: 10.1007/s10853-020-05749-2 Thin-Film Microtensile-Test Structures for High-Throughput Characterization of Mechanical Properties Auteurs: T. Oellers, V. G. Arigela, C. Kirchlechner, G. Dehm, A. Ludwig Publié dans: ACS Combinatorial Science, 2020, ISSN 2156-8952 Éditeur: American Chemical Society DOI: 10.1021/acscombsci.9b00182 Segregation-Induced Nanofaceting Transition at an Asymmetric Tilt Grain Boundary in Copper Auteurs: Nicolas J. Peter, Timofey Frolov, Maria J. Duarte, Raheleh Hadian, Colin Ophus, Christoph Kirchlechner, Christian H. Liebscher, Gerhard Dehm Publié dans: Physical Review Letters, Issue 121/25, 2018, ISSN 0031-9007 Éditeur: American Physical Society DOI: 10.1103/physrevlett.121.255502 Synthesis and mechanical testing of grain boundaries at the micro and sub-micro scale Auteurs: Nataliya V. Malyar, Hauke Springer, Jürgen Wichert, Gerhard Dehm, Christoph Kirchlechner Publié dans: Materials Testing, Issue 61/1, 2019, Page(s) 5-18, ISSN 0025-5300 Éditeur: Carl Hanser Verlag GmbH & Co. DOI: 10.3139/120.111286 Microstructure, grain boundary evolution and anisotropic Fe segregation in (0001) textured Ti thin films Auteurs: Vivek Devulapalli, Marcus Hans, Prithiv T. Sukumar, Jochen M. Schneider, Gerhard Dehm, C.H. Liebscher Publié dans: Acta Materialia, Issue 238, 2022, Page(s) 118180, ISSN 1359-6454 Éditeur: Elsevier BV DOI: 10.1016/j.actamat.2022.118180 Dislocation-enhanced electrical conductivity in rutile TiO2 accessed by room-temperature nanoindentation Auteurs: Hanna Bishara, Hanna Tsybenko, Supriya Nandy, Qaisar Khushi Muhammad, Till Frömling, Xufei Fang, James P. Best, Gerhard Dehm Publié dans: Scripta Materialia, Issue 114543, 2022, ISSN 1359-6462 Éditeur: Pergamon Press Ltd. DOI: 10.1016/j.scriptamat.2022.114543 Properties and influence of microstructure and crystal defects in Fe2VAl modified by laser surface remelting Auteurs: Leonie Gomell, Moritz Roscher, Hanna Bishara, Eric A. Jägle, Christina Scheu, Baptiste Gault Publié dans: Scripta Materialia, Issue 193, 2021, Page(s) 153-157, ISSN 1359-6462 Éditeur: Pergamon Press Ltd. DOI: 10.1016/j.scriptamat.2020.10.050 Dislocation plasticity and detwinning under thermal stresses in nanotwinned Ag thin films Auteurs: Maya K. Kini, Claudia Merola, Benjamin Breitbach, Dennis Klapproth, Bastian Philippi, Jean-Baptiste Molin, Christoph Kirchlechner, Gerhard Dehm Publié dans: Acta Materialia, Issue 198, 2020, Page(s) 61-71, ISSN 1359-6454 Éditeur: Elsevier BV DOI: 10.1016/j.actamat.2020.07.056 Faceting diagram for Ag segregation induced nanofaceting at an asymmetric Cu tilt grain boundary Auteurs: Nicolas J. Peter, Maria J. Duarte, Christoph Kirchlechner, Christian H. Liebscher, Gerhard Dehm Publié dans: Acta Materialia, Issue 214, 2021, Page(s) 116960, ISSN 1359-6454 Éditeur: Elsevier BV DOI: 10.1016/j.actamat.2021.116960 Size scaling in bi-crystalline Cu micropillars containing a coherent twin boundary Auteurs: Reza Hosseinabadi, Heinz Riesch-Oppermann, James P. Best, Gerhard Dehm, Christoph Kirchlechner Publié dans: Acta Materialia, Issue 230, 2022, Page(s) 117841, ISSN 1359-6454 Éditeur: Elsevier BV DOI: 10.1016/j.actamat.2022.117841 Probing porosity in metals by electrical conductivity: Nanoscale experiments and multiscale simulations Auteurs: Tobias Kaiser; Gerhard Dehm; Christoph Kirchlechner; Andreas Menzel; Hanna Bishara Publié dans: European Journal of Mechanics - A/Solids, 97, Art.-Nr.: 104777, Issue 97, 2023, ISSN 0997-7538 Éditeur: Elsevier BV DOI: 10.5445/ir/1000150636 Other (2) Aluminum depletion induced by complex co-segregation of carbon and boron in a {\Sigma} 5 [3 1 0] bcc-iron grain boundary Auteurs: Ahmadian, Ali; Scheiber, Daniel; Zhou, Xuyang; Gault, Baptiste; Liebscher, Christian H.; Romaner, Lorenz; Dehm, Gerhard Publié dans: Issue 1, 2021 Éditeur: arxiv Automated crystal orientation mapping by precession electron diffraction assisted four-dimensional scanning transmission electron microscopy (4D-STEM) using a scintillator based CMOS detector Auteurs: Jeong, Jiwon; Cautaerts, Niels; Dehm, Gerhard; Liebscher, Christian H. Publié dans: Issue 1, 2021 Éditeur: Arxiv Thesis and dissertations (2) Grain Boundary Structure, Phase Transitions and Segregation Phenomena in Copper Alloys Auteurs: Thorsten Meiners Publié dans: 2019 Éditeur: RUB Structure, chemistry and nanomechanics of grain boundaries in Cu-Ag alloy Auteurs: Nicolas Jörg Peter Publié dans: 2021 Éditeur: RUB Recherche de données OpenAIRE... Une erreur s’est produite lors de la recherche de données OpenAIRE Aucun résultat disponible
