Search Results - "Gruber, Patric"

Plasticity in Confined Dimensions by Kraft, Oliver, Gruber, Patric A., Mönig, Reiner, Weygand, Daniel

“…This review examines the size effects observed in the mechanical strength of thin metal films and small samples such as single-crystalline pillars, whiskers,…”
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Mechanically robust, ITO-free, 4.8% efficient, all-solution processed organic solar cells on flexible PET foil by Nickel, Felix, Haas, Thomas, Wegner, Eduard, Bahro, Daniel, Salehin, Sayedus, Kraft, Oliver, A. Gruber, Patric, Colsmann, Alexander

“…We present all-solution processed, indium tin oxide-free organic solar cells on mechanically flexible polyethylene terephthalate (PET) substrates with power…”
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Intermitted 3D Diffraction Tomography Combined with In situ Laue Diffraction to Characterize Dislocation Structures and Stress Fields in Microbending Cantilevers by Molin, Jean‐Baptiste, Renversade, Loic, Micha, Jean‐Sebastien, Ulrich, Olivier, Robach, Odile, Gruber, Patric A., Kirchlechner, Christoph

“…The mechanisms of plastic deformation are investigated using different characterization tools as scanning electron microscopy (SEM), transmission electron…”
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Kinetics and driving forces of abnormal grain growth in thin Cu films by Sonnweber-Ribic, Petra, Gruber, Patric A., Dehm, Gerhard, Strunk, Horst P., Arzt, Eduard

“…The abnormal growth of individual (100) oriented grains is monitored by the in situ electron backscatter diffraction technique for more than 24h at three…”
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Untangling dislocation and grain boundary mediated plasticity in nanocrystalline nickel by Lohmiller, Jochen, Grewer, Manuel, Braun, Christian, Kobler, Aaron, Kübel, Christian, Schüler, Kerstin, Honkimäki, Veijo, Hahn, Horst, Kraft, Oliver, Birringer, Rainer, Gruber, Patric A.

“…Nanocrystalline (nc) materials possess unique mechanical properties, such as very high strength. However, an understanding of the deformation mechanisms and…”
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Differentiation of deformation modes in nanocrystalline Pd films inferred from peak asymmetry evolution using in situ x-ray diffraction by Lohmiller, Jochen, Baumbusch, Rudolf, Kraft, Oliver, Gruber, Patric A

“…Synchrotron-based in situ tensile testing was used to study the dominant deformation mechanisms of nanocrystalline Pd thin films on a compliant substrate. An…”
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Alloy-dependent deformation behavior of highly ductile nanocrystalline AuCu thin films by Lohmiller, Jochen, Spolenak, Ralph, Gruber, Patric A.

“…Nanocrystalline thin films on compliant substrates become increasingly important for the development of flexible electronic devices. In this study,…”
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Influences of Ta passivation layers on the fatigue behavior of thin Cu films by Wang, Dong, Gruber, Patric A., Volkert, Cynthia A., Kraft, Oliver

“…Fatigue behavior of 100nm and 1.0µm thick Cu films with 10nm Ta passivation layers has been studied using cyclic tensile testing. The results show that Ta…”
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Monitoring of stress–strain evolution in thin films by reflection anisotropy spectroscopy and synchrotron X-ray diffraction by Wyss, Andreas, Sologubenko, Alla S., Mishra, Nilesha, Gruber, Patric A., Spolenak, Ralph

“…With progressing miniaturization of modern electronic devices, interconnects become increasingly smaller. Additionally, as electronic devices move away from…”
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In situ studies on the cohesive properties of α- and β-Ta layers on polyimide substrates by Frank, Stephan, Gruber, Patric A., Handge, Ulrich A., Spolenak, Ralph

“…Despite much technological interest, a standardized test method for the quantification of the cohesive properties of thin films has not yet been established…”
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Size effects on yield strength and strain hardening for ultra-thin Cu films with and without passivation: A study by synchrotron and bulge test techniques by Gruber, Patric A., Böhm, Jochen, Onuseit, Felix, Wanner, Alexander, Spolenak, Ralph, Arzt, Eduard

“…We present a systematic study of the mechanical properties of different Cu, Ta/Cu and Ta/Cu/Ta films systems. By using a novel synchrotron-based tensile…”
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Microstructural dependence of the fracture toughness of metallic thin films: A bulge test and atomistic simulation study on single-crystalline and polycrystalline silver films by Preiß, Eva I., Lyu, Hao, Liebig, Jan P., Richter, Gunther, Gannott, Florentina, Gruber, Patric A., Göken, Mathias, Bitzek, Erik, Merle, Benoit

“…The microstructure contribution to the very low fracture toughness of freestanding metallic thin films was investigated by bulge fracture tests on 200-nm-thick…”
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Load Sharing Phenomena in Nanoscale Cu/Nb Multilayers by Polyakov, Mikhail N., Lohmiller, Jochen, Gruber, Patric A., Hodge, Andrea M.

“…By use of X‐ray diffraction, the load‐bearing contributions of nanometer‐thick Cu and Nb layers in Cu/Nb multilayer composites are isolated. The Cu bears…”
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Effect of film thickness on the stretchability and fatigue resistance of Cu films on polymer substrates by Kim, Byoung-Joon, Shin, Hae-A-Seul, Lee, Ji-Hoon, Yang, Tae-Youl, Haas, Thomas, Gruber, Patric, Choi, In-Suk, Kraft, Oliver, Joo, Young-Chang

“…The thickness dependence of the electrical stability under monotonic and cyclic tensile loading is investigated for Cu films on polymer substrates. As for…”
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Thermo mechanical properties and plastic deformation of gold nanolines and gold thin films by Olliges, Sven, Frank, Stephan, Gruber, Patric A., Auzelyte, Vaida, Solak, Harun, Spolenak, Ralph

“…► Thermo-mechanical properties of Au thin films and Au nanowires. ► Yield strength is strongly temperature dependent. ► Au thin films are stronger compared to…”
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Strong single-crystalline Au films tested by a new synchrotron technique by Gruber, Patric A., Solenthaler, Christian, Arzt, Eduard, Spolenak, Ralph

“…Although it is well known that thin films exhibit mechanical properties very different from those of their bulk counterparts, knowledge of the underlying…”
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Temperature dependence of mechanical properties in ultrathin Au films with and without passivation by Gruber, Patric A., Olliges, Sven, Arzt, Eduard, Spolenak, Ralph

“…Temperature and film thickness are expected to have an influence on the mechanical properties of thin films. However, mechanical testing of ultrathin metallic…”
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Texture transition in Cu thin films: Electron backscatter diffraction vs. X-ray diffraction by Sonnweber-Ribic, Petra, Gruber, Patric, Dehm, Gerhard, Arzt, Eduard

“…The microtexture of 0.5–10 μm thick Cu films on polyimide substrates was characterized by automated electron backscatter diffraction (EBSD). The transition…”
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Deformation-induced grain growth and twinning in nanocrystalline palladium thin films by Kobler, Aaron, Lohmiller, Jochen, Schäfer, Jonathan, Kerber, Michael, Castrup, Anna, Kashiwar, Ankush, Gruber, Patric A, Albe, Karsten, Hahn, Horst, Kübel, Christian

“…The microstructure and mechanical properties of nanocrystalline Pd films prepared by magnetron sputtering have been investigated as a function of strain. The…”
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Observation of shear band formation in nanocrystalline Pd–Au alloy during in situ SEM compression testing by Ivanisenko, Yulia, Werz, Thomas, Minkow, Alexander, Lohmiller, Jochen, Gruber, Patric A., Kobler, Aaron, Kurmanaeva, Lilia, Fecht, Hans-Jörg

“…Understanding the deformation behavior of nanocrystalline (nc) materials is important because of their possible application as structural materials. The…”
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