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R. Schwaiger

Dr. rer. nat. Ruth Schwaiger

IAM-WBM Werkstoffmechanik 1 (WM1)
Raum: 222, Bau 696 (Campus Nord)
Tel.: +49 721 608-24878
ruth schwaigerZiq5∂kit edu

Gruppenleiterin Nanomechanics of Materials and Surfaces
Technologieexpertin der Karlsruhe NanoMicro Facility für Helium-Ionen-Mikroskopie


Researcher ID Q-4178-2016
Scopus Author ID 6701474515
Google Scholar https://scholar.google.de/citations?user=W-jiDVAAAAAJ&hl=de
Researchgate https://www.researchgate.net/profile/Ruth_Schwaiger


Professional Experience
Since 09/2012 Group leader "Nanomechanics of Materials and Surfaces" and KNMF technology expert for Helium Ion Microscopy (KIT, IAM-WBM)
05/2010 – 08/2012 Group leader "Nanomechanics of Materials and Surfaces" (KIT, IAM-CMS)
06/2007 – 04/2010 Senior consultant (P3 Ingenieurgesellschaft, Stuttgart, Germany)
01/2004 – 05/2007 Junior research group leader "Mechanical behavior of nanostructured metals"
(IMFII, Forschungszentrum Karlsruhe GmbH, Germany)
01/2002 – 12/2003 Research associate (Massachusetts Institute of Technology, Dept. of Materials Science and Engineering (Prof. Subra Suresh), Cambridge, MA, USA)
University Education
2010 Master of Business Administration (MBA (Open)) from the Open University Business School, Milton Keynes, UK
2002 PhD (Dr. rer. nat.) from the University Stuttgart and Max-Planck-Institute for Metals Research, Stuttgart, Germany
1997 Diploma in Physics (Dipl. Ing.) from the University of Technology, Vienna, Austria



Selected Publications


A. Schroer, J. M. Wheeler, R. Schwaiger, "Deformation behavior and energy absorption capability of polymer and ceramic-polymer composite microlattices under cyclic loading", Journal of Materials Research 33, 274-289 (2018). doi: 10.1557/jmr.2017.485 (invited article)

H. Chen, A. Kauffmann, S. Laube, I.-C. Choi, R. Schwaiger et.al., “Contribution of Lattice Distortion to Solid Solution Strengthening in a Series of Refractory High Entropy Alloys", Metallurgical and Materials Transactions A (2018). doi: 10.1007/s11661-017-4386-1

T. Juarez, A. Schroer, R. Schwaiger, A. M. Hodge, “Evaluating sputter deposited metal coatings on 3D printed polymer micro-truss structures", Materials & Design 140, 442-450 (2018). doi: 10.1016/j.matdes.2017.12.005


I.C. Choi, C. Brandl, R. Schwaiger, "Thermally activated dislocation plasticity in body-centered cubic chromium studied by high-temperature nanoindentation", Acta Materialia 140, 107–115 (2017). doi: 10.1016/ j.actamat.2017.08.026

T. Schwark, O. Kraft, R. Schwaiger, "The Boundaries of Soft Magnetic Composites Reveal Their Complexity in Compression and Bending Tests at the Micro-Scale", Materials Science & Engineering A 684, 270–274 (2017). doi: 10.1016/j.msea.2016.12.056

A. Kumar, C. Ensslen, A. Krüger, M. Klimenkov, O. Kraft, R. Schwaiger, "Micromechanical study on the deformation behavior of directionally solidified NiAl-Cr eutectic composites", Journal of Materials Research 32, 2127–2134 (2017). doi: 10.1557/jmr.2017.23

X. Li, T. Kreuter, X.M. Luo, R. Schwaiger, G.P. Zhang, "Detecting Co-deformation Behavior of Cu/Au Nanolayered Composites", Materials Research Letters 5, 20–28 (2017). doi:10.1080/21663831.2016.1226976.

V. Samaeeaghmiyoni, H. Idrissi, J. Groten, R. Schwaiger, D. Schryvers, "Quantitative in-situ TEM nano-tensile testing of single crystal Ni facilitated by a new sample preparation approach", Micron 94, 66-73 (2017). doi: 10.1016/j.micron.2016.12.005

J. Bauer, L.R. Meza, T.A. Schaedler, R. Schwaiger et al., "Nanolattices - An Emerging Class of Mechanical Metamaterials", Advanced Materials 29, 1701850 (2017). doi: 10.1002/adma.20170185


S. Weyand, H. Blattmann, V. Schimpf, R. Mülhaupt, R. Schwaiger, "Structure-property-glass transition relationships in non-isocyanate polyurethanes investigated by dynamic nanoindentation", Materials Research Express 3, 075019 (2016)

A. Schroer, J. Bauer, R. Schwaiger, O. Kraft, "Optimizing the mechanical properties of polymer resists for strong and light-weight micro-truss structures", Extreme Mechanics Letters 8, 283–291 (2016). doi:10.1016/j.eml.2016.04.014.

R. Schwaiger, J. Schneider, G. R. Bourret and O. Diwald, "Hydration of Magnesia Cubes: a Helium Ion Microscopy Study", Beilstein J. Nanotechnol. 7, 302–309 (2016).

Ch. Ensslen, Chr. Brandl, G. Richter, R. Schwaiger, O. Kraft, "Notch Insensitive Strength and Ductility in Gold Nanowires", Acta Materialia 108, 317-324 (2016).

J. Bauer, A. Schroer, R. Schwaiger, O. Kraft, "Approaching Theoretical Strength in Glassy Carbon Nanolattices", Nature Materials 15, 438–443 (2016).

Chr. Bohnert, N. J. Schmitt, S. M. Weygand, O. Kraft, R. Schwaiger, "Fracture toughness characterization of single-crystalline tungsten using notched micro-cantilever specimens", International Journal of Plasticity 81, 1-17 (2016).


Z.-P. Luo, G.-P. Zhang, R. Schwaiger, "Microstructural vortex formation during cyclic sliding of Cu/Au multilayers" Scripta Materialia 107, 67-70 (2015).

J. M. Wheeler, D. E.J. Armstrong, W. Heinz, R. Schwaiger, "High temperature nanoindentation: The state of the art and future challenges", Current Opinion in Solid State and Materials Science, 19 (6), 354–366 (2015).

J. Bauer, A. Schroer, R. Schwaiger et al., "Push-to-pull tensile testing of ultra-strong nanoscale ceramic-polymer composites made by additive manufacturing", Extreme Mechanics Letters 3, 105-112 (2015).

B.-G. Yoo, S. T. Boles, Y. Liu, X. Zhang, R. Schwaiger et al., "Quantitative damage and detwinning analysis of nanotwinned copper foil under cyclic loading", Acta Materialia 81, 184–193 (2014)

J. Bauer, S. Hengsbach, I. Tesari, R. Schwaiger, O. Kraft, "High-strength cellular ceramic composites with 3D microarchitecture", PNAS 111 (7), 2453–2458 (2014).

Chr. Bohnert, S. M. Weygand, N. J. Schmitt, R. Schwaiger, O. Kraft,"Orientation dependence of the fracture behavior of single-crystal tungsten", Procedia Materials Science 3, 479–484 (2014).

R. Schwaiger, M. Weber, B. Moser, P. Gumbsch, O. Kraft, "Mechanical assessment of ultrafine-grained nickel by microcompression experiment and finite element simulation", Journal of Materials Research 27(1), 266–277 (2012).

I.-S. Choi, Y. Gan, D. Kaufmann, O. Kraft, R. Schwaiger, "Measurement of Young's modulus of anisotropic materials using microcompression testing", Journal of Materials Research 27(21), 2752–2759, (2012).

T. Steinbrecher, G. Beuchle, B. Melzer, Th. Speck, O. Kraft, R. Schwaiger, "Structural development and morphology of the attachment system of Parthenocissus tricuspidata", International Journal of Plant Sciences 172(9), 1120 (2011).

B. Melzer, T. Steinbrecher, R. Seidel, O. Kraft, R. Schwaiger, Th. Speck, "The attachment strategy of English ivy: a complex mechanism acting on several hierarchical levels", Journal of the Royal Society Interface 7(50), 1383 (2010).

T. Steinbrecher, E. Danninger, D. Harder, Th. Speck, O. Kraft, R. Schwaiger, "Quantifying the attachment strength of climbing plants: a new approach", Acta Biomaterialia 6(4), 1497 (2010).