Publications

Main content

2017

Cohesive and adhesive properties of ultrathin amorphous and crystalline Ge2Sb2Te5 films on polyimide substrates
Franziska F. Schlich, Andreas Wyss, Henning Galinski and Ralph Spolenak
Acta Materialia, 126: 264-271, Amsterdam: Elsevier, 2017.
Nanoindentation analysis of the micromechanical anisotropy in mouse cortical bone
Michele Casanova, Anna Balmelli, Davide Carnelli, Diana Courty, Philipp Schneider and Ralph Müller
Royal Society Open Science, 4 (2): 160971, London: Royal Society Publishing, 2017.
Monitoring of stress–strain evolution in thin films by reflection anisotropy spectroscopy and synchrotron X-ray diffraction
Andreas Wyss, Alla S. Sologubenko, Nilesha Mishra, Patric A. Gruber and Ralph Spolenak
Journal of Materials Science, 52 (11): 6741-6753, Berlin: Springer, 2017.
Top-down method to introduce ultra-high elastic strain
Thomas Zabel, Richard Geiger, Esteban Marín, Elisabeth Müller, Ana Díaz, Christopher Bonzon, Martin J. Süess, Ralph Spolenak, Jérôme Faist and Hans Sigg
Journal of Materials Research, 32 (4): 726-736, Cambridge: Cambridge University Press, 2017.
Fracture properties of a refractory high-entropy alloy: In situ micro-cantilever and atom probe tomography studies
Y. Zou, P. Okle, H. Yu, T. Sumigawa, T. Kitamura, S. Maiti, W. Steurer and R. Spolenak
Scripta Materialia, 128: 95-99, New York, NY: Elsevier, 2017.
Gradient nanocomposite printing by dip pen nanolithography
Ayse C. Kandemir, Shivaprakash N. Ramakrishna, Derya Erdem, Diana Courty and Ralph Spolenak
Composites Science and Technology, 138: 186-200, Amsterdam: Elsevier, 2017.
Engineering the grain boundary network of thin films via ion-irradiation: Towards improved electromigration resistance
Huan Ma, Fabio La Mattina, Ivan Shorubalko, Ralph Spolenak and Matteo Seita
Acta Materialia, 123: 272-284, Amsterdam: Elsevier, 2017.
Investigation of the deformation behavior of aluminum micropillars produced by focused ion beam machining using Ga and Xe ions
Yuan Xiao, Juri Wehrs, Huan Ma, Talal Al-Samman, S. Korte-Kerzel, Mathias Göken, Johann Michler, Ralph Spolenak and Jeffrey M. Wheeler
Scripta Materialia, 127: 191-194, New York, NY: Elsevier, 2017.
Nanocrystalline High-Entropy Alloys: A New Paradigm in High-Temperature Strength and Stability
Yu Zou, Jeffrey M. Wheeler, Huan Ma, Phillip Okle and Ralph Spolenak
Nano Letters, 17 (3): 1569-1574, Washington, DC: American Chemical Society, 2017.

2016

Bridging room-temperature and high-temperature plasticity in decagonal Al–Ni–Co quasicrystals by micro-thermomechanical testing
Yu Zou, Jeffrey M. Wheeler, Alla S. Sologubenko, Johann Michler, Walter Steurer and Ralph Spolenak
Philosophical Magazine, 96 (32-34): 3356-3378, Abingdon: Taylor & Francis, 2016.
Nanoscale Cu/Ta multilayer deposition by co-sputtering on a rotating substrate. Empirical model and experiment
Claudia M. Müller, Alla S. Sologubenko, Stephan S.A. Gerstl, Martin J. Süess, Diana Courty and Ralph Spolenak
Surface and Coatings Technology, 302: 284-292, Amsterdam: Elsevier, 2016.
Disappearance of plastic anisotropy in decagonal quasicrystals at small scales and room temperature
Yu Zou, Pawel Kuczera, Walter Steurer and Ralph Spolenak
Extreme Mechanics Letters, 8: 229-234, Amsterdam: Elsevier, 2016.
Superior room-temperature ductility of typically brittle quasicrystals at small sizes
Yu Zou, Pawel Kuczera, Alla Sologubenko, Takashi Sumigawa, Takayuki Kitamura, Walter Steurer and Ralph Spolenak
Nature Communications, 7: 12261, London: Nature Publishing Group, 2016.
Size- and phase-dependent mechanical properties of ultrathin Si films on polyimide substrates
Franziska F. Schlich and Ralph Spolenak
Acta Materialia, 110: 122-130, Amsterdam: Elsevier, 2016.
Polymer nanocomposite patterning by dippen nanolithography
Ayse C. Kandemir, Derya Erdem, Huan Ma, Alain Reiser and Ralph Spolenak
Nanotechnology, 27 (13): 135303, Bristol: Institute of Physics, 2016.
Color evaluation of a dielectric mirror coating using porcine tissue and prosthetic gingival material: a comparison of two models
Christina M. Pecnik, Daniel Muff, Ralph Spolenak and Irena Sailer
Clinical Oral Implants Research, 27 (2): 139-148, Oxford: Wiley-Blackwell, 2016.
Periodically microstructured composite films made by electric- and magnetic-directed colloidal assembly
Ahmet F. Demirörs, Diana Courty, Rafael Libanori and André R. Studart
Proceedings of the National Academy of Sciences of the United States of America: PNAS, 113 (17): 4623-4628, Washington, DC: National Academy of Sciences, 2016.
Template-Free 3D Microprinting of Metals Using a Force-Controlled Nanopipette for Layer-by-Layer Electrodeposition
Luca Hirt, Stephan Ihle, Zhijian Pan, Livie Dorwling-Carter, Alain Reiser, Jeffrey M. Wheeler, Ralph Spolenak, János Vörös and Tomaso Zambelli
Advanced Materials, 28 (12): 2311-2315, Weinheim: Wiley-VCH, 2016.
An in situ X-ray diffraction study of phase separation in Cu-Ta alloy thin films
Claudia M. Mueller and Ralph Spolenak
Thin Solid Films, 598: 276-288, Amsterdam: Elsevier, 2016.
Synthesis, structure and mechanical properties of ice-templated tungsten foams
André Röthlisberger, Sandra Häberli, Ralph Spolenak and David C. Dunand
Journal of Materials Research, 31 (6): 753-764, Cambridge: Cambridge University Press, 2016.
Cyclic loading for the characterisation of strain hardening during in situ microcompression experiments
Matthias Schamel, Jeffrey M. Wheeler, Christoph Niederberger, Johann Michler, Alla Sologubenko and Ralph Spolenak
Philosophical Magazine, 96 (32-34): 3479-3501, Abingdon: Taylor & Francis, 2016.

2015

Copper thin films by ion beam assisted deposition: Strong texture, superior thermal stability and enhanced hardness
Huan Ma, Yu Zou, Alla S. Sologubenko and Ralph Spolenak
Acta Materialia, 98: 17-28, Amsterdam: Elsevier, 2015.
The Hidden Pathways in Dense Energy Materials - Oxygen at Defects in Nanocrystalline Metals
Barbara Scherrer, Max Döbeli, Peter Felfer, Ralph Spolenak, Julie Cairney and Henning Galinski
Advanced Materials, 27 (40): 6220-6224, Weinheim: Wiley-VCH, 2015.
Precipitation strengthening of Nb-stabilized TP347 austenitic steel by a dispersion of secondary Nb(C,N) formed upon a short-term hardening heat treatment
Christian Solenthaler, Mageshwaran Ramesh, Peter J. Uggowitzer and Ralph Spolenak
Materials Science & Engineering. A, Structural Materials : Properties, Microstructure and Processing, 647: 294-302, Amsterdam: Elsevier, 2015.
Ultrastrong ductile and stable high-entropy alloys at small scales
Yu Zou, Huan Ma and Ralph Spolenak
Nature Communications, 6: 7748, London: Nature Publishing Group, 2015.
Fracture toughness of esthetic dental coating systems by nanoindentation and FIB sectional analysis
Christina M. Pecnik, Diana Courty, Daniel Muff and Ralph Spolenak
Journal of the Mechanical Behavior of Biomedical Materials, 47: 1-11, Amsterdam: Elsevier, 2015.
On spinodal decomposition in Cu-34 at.% Ta thin films - An atom probe tomography and transmission electron microscopy study
Claudia M. Müller, Alla S. Sologubenko, Stephan S.A. Gerstl and Ralph Spolenak
Acta Materialia, 89: 181-192, Amsterdam: Elsevier, 2015.
In vitro color evaluation of esthetic coatings for metallic dental implants and implant prosthetic appliances
Christina M. Pecnik, Malgorzata Roos, Daniel Muff, Ralph Spolenak and Irena Sailer
Clinical Oral Implants Research, 26 (5): 563-571, Oxford: Wiley-Blackwell, 2015.
Color switching with enhanced optical contrast in ultrathin phase-change materials and semiconductors induced by femtosecond laser pulses
Franziska F. Schlich, Peter Zalden, Aaron M. Lindenberg and Ralph Spolenak
ACS Photonics, 2 (2): 178-182, Washington, DC: American Chemical Society, 2015.
Contact damage of hard and brittle thin films on ductile metallic substrates: An analysis of diamond-like carbon on titanium substrates
Daniel Bernoulli, Andi Wyss, R. Raghavan, K. Thorwarth, R. Hauert and Ralph Spolenak
Journal of Materials Science, 50 (7): 2779-2787, Berlin: Springer, 2015.
Cohesive and adhesive failure of hard and brittle films on ductile metallic substrates: A film thickness size effect analysis of the model system hydrogenated diamond-like carbon (a-C:H) on Ti substrates
D. Bernoulli, K. Häfliger, K. Thorwarth, G. Thorwarth, R. Hauert and R. Spolenak
Acta Materialia, 83: 29-36, Amsterdam: Elsevier, 2015.
The as-deposited structure of co-sputtered Cu-Ta alloys, studied by X-ray diffraction and molecular dynamics simulations
Claudia Manuela Müller, Stefan Parviainen, Flyura G. Djurabekova, Kai Nordlund and Ralph Spolenak
Acta Materialia, 82: 51-63, Amsterdam: Elsevier, 2015.
Alpha- vs. beta-W nanocrystalline thin films: A comprehensive study of sputter parameters and resulting materials' properties
F.T.N. Vüllers and Ralph Spolenak
Thin Solid Films, 577: 26-34, Amsterdam: Elsevier, 2015.
From solid solutions to fully phase separated interpenetrating networks in sputter deposited “immiscible” W–Cu thin films
F.T.N. Vüllers and Ralph Spolenak
Acta Materialia, 99: 213-227, Amsterdam: Elsevier, 2015.
Reflectance anisotropy spectroscopy as a tool for mechanical characterization of metallic thin films
Andi Wyss, Matthias Schamel, Alla S. Sologubenko, Richard Denk, Michael Hohage, Peter Zeppenfeld and Ralph Spolenak
Journal of Physics. D, Applied Physics, 48 (41): 415303, Bristol: Institute of Physics, 2015.
Size-dependent plasticity in KCl and LiF single crystals: Influence of orientation, temperature, pre-straining and doping
Yu Zou and Ralph Spolenak
Philosophical Magazine, 95 (16-18): 1795-1813, Abingdon: Taylor & Francis, 2015.

2014

Instability-induced pattern formation of photoactivated functional polymers
Henning Galinski, Antonio Ambrosio, Pasqualino Maddalena, Iwan Schenker, Ralph Spolenak and Federico Capasso
Proceedings of the National Academy of Sciences of the United States of America, 111 (48): 17017-17022, Washington, DC: National Academy of Sciences, 2014.
Special Wheels for Mass Transit
Andrea Ghidini, Markus Diener and Jürgen Schneider
Collana LRS TECH, 7, Lovere: Lucchini RS, 2014.
Colors of thin films of binary and ternary gold- and platinum-based alloys
Angela Furrer and Ralph Spolenak
Acta materialia, 66: 241-250, Amsterdam: Elsevier, 2014.
Size-dependent plasticity in an Nb25Mo25Ta25W25 refractory high-entropy alloy
Yu Zou, Soumyadipta Maiti, Walter Steurer and Ralph Spolenak
Acta materialia, 65: 85-97, Amsterdam: Elsevier, 2014.
Alloy-dependent deformation behavior of highly ductile nanocrystalline AuCu thin films
Jochen Lohmiller, Ralph Spolenak and Patric A. Gruber
Materials science & engineering A, Structural materials, 595: 235-240, Amsterdam: Elsevier, 2014.
On the peculiar deformation mechanism of ion-induced texture rotation in thin films
Matteo Seita, Alla S. Sologubenko, Franck Fortuna, Martin J. Süess and Ralph Spolenak
Acta materialia, 64: 297-306, Amsterdam: Elsevier, 2014.
Scanning X-ray strain microscopy of inhomogeneously strained Ge micro-bridges
T. Etzelstorfer, M.J. Süess, G.L. Schiefler, V.L.R. Jacques, D. Carbone, D. Chrastina, G. Isella, R. Spolenak, J. Stangl, H. Sigg and A. Diaz
Journal of Synchrotron Radiation, 21 (1): 111-118, Oxford: Wiley-Blackwell, 2014.
Fracture Toughness: A Quality Index for Railway Solid Wheels
Markus Diener and A. Ghidini
Materials performance and characterization, 3 (3): 286-304, Conshohocken, PA: ASTM International, 2014.
Excess carrier lifetimes in Ge layers on Si
R. Geiger, J. Frigerio, M.J. Süess, D. Chrastina, G. Isella, R. Spolenak, Jérôme Faist and H. Sigg
Applied physics letters, 104 (6): 062106, Melville, NY: American Institute of Physics, 2014.
Strained Ge microbridges to obtain a direct bandgab laser
Richard Geiger, Martin J. Süess, Christopher Bonzon, Ralph Spolenak, Jérome Faist and Hans Sigg
Silicon-Germanium Technology and Device Meeting (ISTDM), 2014 7th International, 7-8, Piscataway, NJ: IEEE, 2014.
Carrier lifetimes in uniaxially strained Ge micro bridges
R. Geiger, M.J. Süess, C. Bonzon, J. Frigerio, D. Chrastina, G. Isella, Ralph Spolenak, Jérôme Faist and H. Sigg
IEEE 11th International Conference on Group IV Photonics 2014 (GFP 2014), 227-228, Piscataway, N.J., USA: IEEE, 2014.
A Patterning-Based Strain Engineering for Sub-22 nm Node FinFETs
M. Schmidt, M. J. Suess, A. D. Barros, R. Geiger, H. Sigg, R. Spolenak and R. A. Minamisawa
IEEE electron device letters, 35 (3): 300-302, New York: IEEE, 2014.
Power-Dependent Raman Analysis of Highly Strained Si Nanobridges
M.J. Süess, R.A. Minamisawa, R. Geiger, K.K. Bourdelle, H. Sigg and R. Spolenak
Nano letters, 14 (3): 1249-1254, Washington, DC: American Chemical Society, 2014.

2013

Excess carrier lifetimes in Ge layers on Si
R. Geiger, J. Frigerio, M.J. Süess, R.A. Minamisawa, D. Chrastina, G. Isella, R. Spolenak, Jérôme Faist and H. Sigg
IEEE International Conference on Group IV Photonics GFP, 103-104, Picataway, N.J.: IEEE, 2013.
Magnetron sputter deposited tantalum and tantalum nitride thin films: An analysis of phase, hardness and composition
Daniel Bernoulli, Ulrich Müller, M. Schwarzenberger, R. Hauert and Ralph Spolenak
Thin solid films, 548: 157-161, Amsterdam: Elsevier, 2013.
Enhanced light emission from Ge micro bridges uniaxially strained beyond 3%
R. Geiger, M.J. Süess, R.A. Minamisawa, C. Bonzon, G. Schiefler, J Frigerio, D. Chrastina, G. Isella, R. Spolenak, Jérôme Faist and H. Sigg
2013 IEEE 10th International Conference on Group IV Photonics (GFP 2013) : Seoul, South Korea, 28 - 30 August 2013, 93-94, Piscataway, NJ: IEEE, 2013.
Determination of the Au/SiNx interfacial energy by AFM and FIB tomography
C.M. Müller and R. Spolenak
Surface Science, 617: 94-105, Amsterdam: Elsevier, 2013.
Investigating the mechanism of collective bidirectional growth of carbon nanofiber carpets on metallic substrates
André Röthlisberger, Matteo Seita, Alain Reiser, Efrat Shawat, Ralph Spolenak and Gilbert D. Nessim
Carbon, 63: 498-507, Amsterdam: Elsevier, 2013.
Strong interference in ultrathin semiconducting layers on a wide variety of substrate materials
Franziska F. Schlich and R. Spolenak
Applied physics letters, 103 (21): 213112, Melville, NY: American Institute of Physics, 2013.
Selective ion-induced grain growth: Thermal spike modeling and its experimental validation
Matteo Seita, Robin Schäublin, Max Döbeli and Ralph Spolenak
Acta materialia, 61 (16): 6171-6177, Amsterdam: Elsevier, 2013.
Time-dependent analysis of agglomerating Pt thin films on YSZ single crystals
H. Galinski, T. Ryll, L. Schlagenhauf, I. Schenker, R. Spolenak and L. J. Gauckler
Comptes rendus Physique, 14 (7): 590-600, Paris: Elsevier, 2013.
Size-dependent plasticity in micron- and submicron-sized ionic crystals
Yu Zou and Ralph Spolenak
Philosophical magazine letters, 93 (7): 431-438, London: Taylor & Francis, 2013.
The effect of solute segregation on strain localization in nanocrystalline thin films: Dislocation glide vs. grain-boundary mediated plasticity
Jochen Lohmiller, Aaron Kobler, Ralph Spolenak and Patric A. Gruber
Applied Physics Letters, 102 (24): 241916, Melville, NY: American Institute of Physics, 2013.
Failure mechanisms and cutting characteristics of brazed single diamond grains
Sebastian Buhl, Christian Leinenbach, Ralph Spolenak and Konrad Wegener
The International journal of advanced manufacturing technology, 66 (5-8): 775-786, Berlin: Springer, 2013.
The effects of defects in purple AuAl2 thin films
Angela Furrer, Matteo Seita and Ralph Spolenak
Acta materialia, 61 (8): 2874-2883, Amsterdam: Elsevier, 2013.
Dewetting of Au and AuPt alloy films: A dewetting zone model
Claudia Manuela Müller and Ralph Spolenak
Journal of applied physics, 113 (9): 094301, Melville, NY: American Institute of Physics, 2013.
Seed-mediated synthesis of gold nanorods: control of the aspect ratio by variation of the reducing agent
Susanne Koeppl, Nico Ghielmetti, Walter Caseri and Ralph Spolenak
Journal of nanoparticle research, 15 (3): 1471, Dordrecht: Springer, 2013.
Analysis of enhanced light emission from highly strained germanium microbridges
Martin J. Süess, R. Geiger, R. A. Minamisawa, G. Schiefler, J. Frigerio, D. Chrastina, G. Isella, Ralph Spolenak, Jérôme Faist and H. Sigg
Nature photonics, 7 (6): 467-473, London, England: Nature Publishing Group, 2013.

2012

Stretchable heterogeneous composites with extreme mechanical gradients
Rafael Libanori, Randall M. Erb, Alain Reiser, Hortense Le Ferrand, Martin. J. Süess, Ralph Spolenak and André R. Studart
Nature Communications, 3: 1265, Nature Publishing Group, 2012.
Ion-induced grain growth and texturing in refractory thin films: A low temperature process
M. Seita, A. Reiser and R. Spolenak
Applied Physics Letters, 101 (25): 251905, Melville, NY: American Institute of Physics, 2012.
Thermomechanical analysis of residual stresses in brazed diamond metal joints using Raman spectroscopy and finite element simulation
Mansur Akbari, Sebastian Buhl, Christian Leinenbach, Ralph Spolenak and Konrad Wegener
Mechanics of materials, 52: 69-77, Amsterdam: Elsevier, 2012.
Response to comment on: 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
Patric A. Gruber, Alexander Wanner, Ralph Spolenak and Eduard Arzt
Scripta materialia, 67 (7-8): 740-742, New York: Elsevier, 2012.
Usage of the isotope effect for the synthesis of ultrahigh aspect ratio gold nanorods
Susanne Koeppl, Felix P.V. Koch, Walter Caseri and Ralph Spolenak
Journal of materials chemistry, 22 (29): 14594-14601, Cambridge: Royal Society of Chemistry, 2012.
Tensile strained Ge quantum wells on Si substrate: Post-growth annealing versus low temperature re-growth
M.J. Suess, L. Carroll, H. Sigg, A. Diaz, D. Chrastina, G. Isella, E. Muller and R. Spolenak
Materials science & engineering. B, 177 (10): 696-699, Amsterdam: Elsevier, 2012.
Microstructure, residual stresses and shear strength of diamond–steel-joints brazed with a Cu–Sn-based active filler alloy
Sebastian Buhl, Christian Leinenbach, Ralph Spolenak and Konrad Wegener
International journal of refractory metals & hard materials, 30 (1): 16-24, Amsterdam: Elsevier, 2012.
Superlos: Innovative steel by Lucchini RS for high-speed wheel application
Andrea Ghidini, Markus Diener, Andrea Gianni and J. Schneider
Lovere: Lucchini RS, 2012.
Top-down fabricated silicon nanowires under tensile elastic strain up to 4.5%
R.A. Minamisawa, M. J. Süess, R. Spolenak, Jérôme Faist, C. David, J. Gobrecht, K. K. Bourdelle and H. Sigg
Nature Communications, 3: 1096, London: Nature Publishing Group, 2012.

2011

Dealloying of Platinum-Aluminum Thin Films: Dynamics of Pattern Formation
Henning Galinski, Thomas Ryll, Lukas Schlagenhauf, Felix Rechberger, Sun Ying, Ludwig J. Gauckler, Flavio C. F. Mornaghini, Yasmina Ries, Ralph Spolenak and Max Döbeli
Physical Review Letters, 107 (22): 225503, New York: American Physical Society, 2011.
Dealloying of platinum-aluminum thin films: Electrode performance
Thomas Ryll, Henning Galinski, Lukas Schlagenhauf, Felix Rechberger, Sun Ying, Ludwig J. Gauckler, Flavio C.F. Mornaghini, Yasmina Ries, Ralph Spolenak and Max Döbeli
Physical review. B, Condensed matter and materials physics, 84 (18): 184111, Ridge, NY: American Physical Society, 2011.
In situ studies on the cohesive properties of α- and β-Ta layers on polyimide substrates
Stephan Frank, Patric A. Gruber, Ulrich A. Handge and Ralph Spolenak
Acta materialia, 59 (15): 5881-5892, Amsterdam: Elsevier, 2011.
Conducting thermomechanical fatigue test in air at light water reactor relevant temperature intervals
Mageshwaran Ramesh, Hans J. Leber, Markus Diener and Ralph Spolenak
Journal of nuclear materials, 415 (1): 23-30, Amsterdam: Elsevier, 2011.
Multi-directional self-ion irradiation of thin gold films: A new strategy for achieving full texture control
Matteo Seita, Daniel Muff and Ralph Spolenak
Acta materialia, 59 (13): 5351-5357, Amsterdam: Elsevier, 2011.
Thermo mechanical properties and plastic deformation of gold nanolines and gold thin films
Sven Olliges, Stephan Frank, Patric A. Gruber, Vaida Auzelyte, Harun Solak and Ralph Spolenak
Materials science & engineering. A, Structural materials, 528 (19-20): 6203-6209, Amsterdam: Elsevier, 2011.
Thermomechanical and isothermal fatigue behavior of 347 and 316L austenitic stainless tube and pipe steels
Mageshwaran Ramesh, Hans J. Leber, Koenraad G.F. Janssens, Markus Diener and Ralph Spolenak
International journal of fatigue, 33 (5): 683-691, Oxford: Elsevier, 2011.
Deformation behavior of gold nano-pillars prepared by nanoimprinting and focused ion-beam milling
M. Dietiker, S. Buzzi, G. Pigozzi, Jörg F. Löffler and Ralph Spolenak
Acta materialia, 59 (5): 2180-2192, Amsterdam: Elsevier, 2011.
A combinatorial study on the influence of elemental composition and heat treatment on the phase composition, microstructure and mechanical properties of Ni-W alloy thin films
C. Borgia, T. Scharowsky, A. Furrer, C. Solenthaler and R. Spolenak
Acta materialia, 59 (1): 386-399, Amsterdam: Elsevier, 2011.
Analysis Of Thermal Residual Stresses In Brazed Diamond-Metal Joints Considering Creep And Plasticity In 316L Stainless Steel And Filler Alloy
Mansur Akbari, Sebastian Buhl, Christian Leinenbach, Ralph Spolenak and Konrad Wegener
Zürich: ETH Zürich, 2011.
Towards a Reproducible Synthesis of High Aspect Ratio Gold Nanorods
Susanne Koeppl, Christian Solenthaler, Walter Caseri and Ralph Spolenak
Journal of Nanomaterials, 2011: 515049, New York: Hindawi, 2011.

2010

Revealing plastic deformation mechanisms in polycrystalline thin films with synchrotron XRD
Ralph D. Nyilas, Stephan Frank and Ralph Spolenak
JOM, 62 (12): 48-55, New York: Springer, 2010.
Microstructure-property relationship in highly ductile Au-Cu thin films for flexible electronics
J. Lohmiller, N.C. Woo and R. Spolenak
Materials science & engineering. A, Structural materials, 527 (29-30): 7731-7740, Amsterdam: Elsevier, 2010.
Direct evidence for stress-induced texture evolution and grain growth of silver thin films upon thermal treatment and self-ion bombardment
Matteo Seita, Christina M. Pecnik, Stephan Frank and Ralph Spolenak
Acta materialia, 58 (19): 6513-6525, Amsterdam: Elsevier, 2010.
Microstructure evolution during dewetting in thin Au films
Claudia Manuela Mueller and Ralph Spolenak
Acta materialia, 58 (18): 6035-6045, Amsterdam: Elsevier, 2010.
In situ Observations and Quantitative Analysis of Short Circuit Probability Due to Ultrahigh Frequency Fatigue
Christoph Eberl, Heinz Riesch-Oppermann, Ralph Spolenak, Franz Kubat, Werner Ruile, Diana Courty and Oliver Kraft
IEEE transactions on device and materials reliability, 10 (3): 366-373, Piscataway, NJ: IEEE, 2010.
Tensile Tests on Few-Layer Graphite/Polymer Composite
Barbara Grant, Giancarlo Pigozzi, Stephan Frank and Ralph Spolenak
AIP conference proceedings, 1267: 467-468, Melville, N.Y.: American Institute of Physics, 2010.
High Lateral Resolution Analysis Of Stresses In Silver Thin Films By Means Of Raman Microscopy
Thomas Wermelinger, Shelley A. Scott, Max G. Lagally, Christian Hinderling and Ralph Spoleank
AIP conference proceedings, 1267: 776-777, Melville, N.Y.: American Institute of Physics, 2010.
Influence of the brazing parameters on microstructure, residual stresses and shear strength of diamond-metal joints
Sebastian Buhl, Christian Leinenbach, Ralph Spolenak and Konrad Wegener
Journal of materials science, 45 (16): 4358-4368, Berlin: Springer, 2010.
Designing micro-patterned Ti films that survive up to 10% applied tensile strain
Noble C. Woo, Kunigunde Cherenack, Gerhard Tröster and Ralph Spolenak
Applied physics. A, Materials science & processing, 100 (1): 281-285, Berlin: Springer, 2010.
Correlation between the defect structure and the residual stress distribution in ZnO visualized by TEM and Raman microscopy
Thomas Wermelinger, Flavio C.F. Mornaghini, Christian Hinderling and Ralph Spolenak
Materials letters, 64 (1): 28-30, Amsterdam: North-Holland, 2010.
A combinatorial study on the influence of Cu addition, film thickness and heat treatment on phase composition, texture and mechanical properties of Ti-Ni shape memory alloy thin films
Cesare Borgia, Sven Olliges, Marianne Dietiker, Giancarlo Pigozzi and Ralph Spolenak
Thin solid films, 518 (8): 1897-1913, Amsterdam: Elsevier, 2010.
Microstructure, residual stresses and shear strength of diamond-steel-joints brazed with CuSnTiZr filler alloy as a function of brazing parameters
S. Buhl, C. Leinenbach, R. Spolenak and Konrad Wegener
DVS Berichte, 263: 243-247, Düsseldorf: DVS Media, 2010.
Materials for heavy haul solid wheels: New experiences
M. Diener and A. Ghidini
Proceedings of the Institution of Mechanical Engineers. Part F, Journal of rail and rapid transit, 224 (F5): 421-428, London, UK: Professional Engineering Publishing, 2010.
In situ Elastic Strain Measurements: Diffraction and Spectroscopy
R. Spolenak, W. Ludwig, J. Y. Buffiere and J. Michler
MRS bulletin, 35 (5): 368-374, 2010.
B-Fabric: The Swiss Army Knife for Life Sciences
Can Tuerker, Fuat Akal, Dieter Joho, Christian Panse, Simon Barkow-Oesterreicher, Hubert Rehrauer and Ralph Spolenak
Proceedings of the 2010 EDBT/ICDT workshops : Lausanne, Switzerland - March 22 - 26, 2010, 426: 717-720, New York, NY: ACM, 2010.

2009

Deformation behavior of silver submicrometer-pillars prepared by nanoimprinting
S. Buzzi, M. Dietiker, K. Kunze, R. Spolenak and Jörg F. Löffler
Philosophical magazine, 89 (10): 869-884, Abingdon: Taylor & Francis, 2009.
Texture evolution and mechanical properties of ion-irradiated Au thin films
Marianne Dietiker, Sven Olliges, Michael Schinhammer, Matteo Seita and Ralph Spolenak
Acta materialia, 57 (14): 4009-4021, Amsterdam: Elsevier, 2009.
Mechanical Failure of Thin Ta and Cu/Ta Layers on Polyimide Substrates: A Synchrotron-Based Technique for In Situ Characterization
Stephan Frank, Ulrich A. Handge, Sven Olliges and Ralph Spolenak
AIP conference proceedings, 1143: 104-117, Melville, N.Y.: American Institute of Physics, 2009.
The relationship between thin film fragmentation and buckle formation: Synchrotron-based in situ studies and two-dimensional stress analysis
Stephan Frank, Ulrich A. Handge, Sven Olliges and Ralph Spolenak
Acta materialia, 57 (5): 1442-1453, Amsterdam: Elsevier, 2009.
Adhesion design maps for fibrillar adhesives: The effect of shape
Christian Greiner, Ralph Spolenak and Eduard Arzt
Acta biomaterialia, 5 (2): 597-606, Amsterdam: Elsevier, 2009.
Brittle-to-ductile transition in ultrathin Ta/Cu film systems
Patric A. Gruber, Eduard Arzt and Ralph Spolenak
Journal of materials research, 24 (6): 1906-1918, Warrendale, PA: MRS, 2009.
Nanowire Development and Characterization for Applications in Biosensing
Robert MacKenzie, Vaida Auzelyte, Sven Olliges, Ralph Spolenak, Harun H. Solak and Janos Vörös
In Nanosystems design and technology, edited by De Micheli, Giovanni, Yusuf Leblebici, Martin Gijs and Janos Vörös, 143-174, Dordrecht: Springer, 2009.
Metal plasticity by grain rotation: Microdiffraction case studies
K. R. Magid, R. D. Nyilas and R. Spolenak
Materials science & engineering. A, Structural materials, 524 (1-2): 33-39, Amsterdam: Elsevier, 2009.
Synchrotron X-ray microdiffraction reveals rotational plastic deformation mechanisms in polycrystalline thin films
Ralph D. Nyilas, Miroslav Kobas and Ralph Spolenak
Acta materialia, 57 (13): 3738-3753, Amsterdam: Elsevier, 2009.
Thermomechanical properties of gold nanowires supported on a flexible substrate
Sven Olliges, Stephan Frank, Patric A. Gruber, Vaida Auzelyte, Karsten Kunze, Harun H. Solak and Ralph Spolenak
Scripta materialia, 60 (5): 273-276, New York: Elsevier, 2009.
Measuring stresses in thin metal films by means of Raman microscopy using silicon as a strain gage material
Thomas Wermelinger, Christophe Charpentier, Müge D. Yüksek and Ralph Spolenak
Journal of Raman spectroscopy, 40 (12): 1849-1857, Chichester: Wiley, 2009.
Correlating Raman peak shifts with phase transformation and defect densities: A comprehensive TEM and Raman study on silicon
Thomas Wermelinger and Ralph Spolenak
Journal of Raman spectroscopy, 40 (6): 679-686, Chichester: Wiley, 2009.
Symmetry of residual stress fields of ZnO below an indent measured by three-dimensional Raman spectroscopy
Thomas Wermelinger and Ralph Spolenak
Journal of applied physics, 106 (6): 064907, Melville, NY: American Institute of Physics, 2009.

2008

Large area arrays of metal nanowires
V. Auzelyte, H. H. Solak, Y. Ekinci, R. MacKenzie, J. Voeroes, S. Olliges and R. Spolenak
Microelectronic engineering. micro and nano fabrication, 85 (5-6): 1131-1134, Amsterdam: Elsevier, 2008.
Rapid qualitative phase analysis in highly textured thin films by x-ray diffraction
Cesare Borgia, Sven Olliges and Ralph Spolenak
Review of scientific instruments, 79 (4): 43904-1-43904-6, New York: American Institute of Physics, 2008.
Nanoindentation of single-crystalline gold thin films: Correlating hardness and the onset of plasticity
Marianne Dietiker, Ralph D. Nyilas, Christian Solenthaler and Ralph Spolenak
Acta materialia, 56 (15): 3887-3899, Amsterdam: Elsevier, 2008.
The influence of internal length scales on mechanical properties in natural nanocomposites: A comparative study on inner layers of seashells
Franziska D. Fleischli, Marianne Dietiker, Cesare Borgia and Ralph Spolenak
Acta biomaterialia, 4 (6): 1694-1706, Oxford: Elsevier, 2008.
Optical Strain Measurement by Digital Image Analysis
Stephan Frank and R. Spolenak
Zürich: ETH, 2008.
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
Patric A. Gruber, Jochen Boehm, Felix Onuseit, Alexander Wanner, Ralph Spolenak and Eduard Arzt
Acta materialia, 56 (10): 2318-2335, Amsterdam: Elsevier, 2008.
Temperature dependence of mechanical properties in ultrathin Au films with and without passivation
Patric A. Gruber, Sven Olliges, Eduard Arzt and Ralph Spolenak
Journal of materials research, 23 (9): 2406-2419, Warrendale, PA: MRS, 2008.
Strong single-crystalline Au films tested by a new synchrotron technique
Patric A. Gruber, Christian Solenthaler, Eduard Arzt and Ralph Spolenak
Acta materialia, 56 (8): 1876-1889, Amsterdam: Elsevier, 2008.
Mechanical properties of a single gecko seta
Gerrit Huber, Steffen Orso, Ralph Spolenak, Ulrike G.K. Wegst, Susan Enders, Stanislav N. Gorb and Eduard Arzt
International journal of materials research, 99 (10): 1113-1118, München: Hanser, 2008.
Ordered arrays of faceted gold nanoparticles obtained by dewetting and nanosphere lithography
Claudia M. Mueller, Flavio C. F. Mornaghini and Ralph Spolenak
Nanotechnology, 19 (48): 485306-1-485306-12, Bristol: Institute of Physics, 2008.
Orientation-dependent ductile-to-brittle transitions in nanostructured materials
Ralph D. Nyilas and Ralph Spolenak
Acta materialia, 56 (19): 5627-5639, Amsterdam: Elsevier, 2008.
In situ observation of cracks in gold nano-interconnects on flexible substrates
Sven Olliges, Patric A. Gruber, Steffen Orso, Vaida Auzelyte, Yasin Ekinci, Harun H. Solak and Ralph Spolenak
Scripta Materialia, 58 (3): 175-178, New York: Elsevier, 2008.
Fast assembly of bio-inspired nanocomposite films
Viatcheslav Vertlib, Marianne Dietiker, Michael Plötze, Lee Yezek, Ralph Spolenak and Alexander M. Puzrin
Journal of materials research, 23 (4): 1026-1035, Warrendale, PA: MRS, 2008.
In situ compression tests on micron-sized silicon pillars by Raman microscopy: Stress measurements and deformation analysis
K. Wasmer, T. Wermelinger, A. Bidiville, R. Spolenak and J. Michler
Journal of materials research, 23 (11): 3040-3047, Warrendale, PA: MRS, 2008.
Nano-scale analysis using synchrotron-radiation: Applications in the semiconductor industry
Ehrenfried Zschech, Holm Geisler, Jochen Rinderknecht, Gerd Schneider, Ralph Spolenak and Dieter Schmeisser
Current nanoscience, 4 (3): 256-266, Sharjah [u.a.]: Bentham Science Publishers, 2008.

2007

Fatigue damage in thin film Al interconnects at ultra high frequency: A finite element analysis approach
Christoph Eberl, Ralph Spolenak, Oliver Kraft, Werner Ruile and Eduard Arzt
Thin solid films, 515 (6): 3291-3297, Amsterdam: Elsevier, 2007.
Grain growth resistance and increased hardness of bulk nanocrystalline fcc cobalt prepared by a bottom-up approach
R.N. Grass, M. Dietiker, C. Solenthaler, R. Spolenak and Wendelin J. Stark
Nanotechnology, 18 (3): 035703, Bristol: Institute of Physics, 2007.
Influence of surface roughness on gecko adhesion
Gerrit Huber, Stanislav N. Gorb, Naoe Hosoda, Ralph Spolenak and Eduard Arzt
Acta biomaterialia, 3 (4): 607-610, unknown: Elsevier, 2007.
Dealloying of Au-Ag thin films with a composition gradient: Influence on morphology of nanoporous Au
X. Lu, T. J. Balk, R. Spolenak and E. Arzt
Thin solid films, 515 (18): 7122-7126, Amsterdam: Elsevier, 2007.
Dealloying of Au–Ag thin films with a composition gradient: Influence on morphology of nanoporous Au
X. Lu, T. J. Balk, R. Spolenak and E. Arzt
Thin solid films, 515 (18): 7122-7126, Amsterdam: Elsevier, 2007.
Investigation of dealloying in Au-Ag thin films by quantitative electron probe microanalysis
X. Lu, E. Bischoff, R. Spolenak and T. J. Balk
Scripta materialia : a letters journal, 56 (7): 557-560, New York: Elsevier, 2007.
Tensile strength of gold nanointerconnects without the influence of strain gradients
Sven Olliges, Patric A. Gruber, Vaida Auzelyte, Yasin Ekinci, Harun H. Solak and Ralph Spolenak
Acta materialia, 55 (15): 5201-5210, Amsterdam: Elsevier, 2007.
Fast assembly of nanocomposite films and their geometrical and mechanical characterization
Michael Plötze, Viatcheslav Vertlib, Marianne Dietiker, Alexander M. Puzrin and Ralph Spolenak
Enchanted clays : 44th Annual Meeting of the Clay Minerals Society, Santa Fe, New Mexico, USA, June 2-7, 2007, 139-139, Chantilly, Va.: Clay Minerals Society, 2007.
Development of a high strength, high stiffness metal-based biodegradable material
Ralph Spolenak
Bern: Kommission für Technologie und Innovation, 2007.
3-D Raman spectroscopy measurements of the symmetry of residual stress fields in plastically deformed sapphire crystals
Thomas Wermelinger, Cesare Borgia, Christian Solenthaler and Ralph Spolenak
Acta materialia, 55 (14): 4657-4665, Amsterdam: Elsevier, 2007.

2006

Converting Polycrystals into single crystals: Selective grain growth by high energy ion bombardment
Sven Olliges, Patric Gruber, Anita Bardill, Daniel Ehrler, Heinz Dieter Carstanjen and Ralph Spolenak
Acta materialia, 54 (20): 5393-5399, Amsterdam: Elsevier, 2006.
Dimensional Control of Brittle Nanoplatelets: A Statistical Analysis of a Thin Film Cracking Approach
M. Heinrich, P. Gruber, S. Orso, U.A. Handge and R. Spolenak
Nano letters, 6 (9): 2026-2030, Washington, DC: American Chemical Society, 2006.
Single crystal like thin films by selective ion-induced grain growth
Ralph Spolenak and M. Teresa Pérez Prado
Scripta materialia, 55 (1): 103-106, New York, NY: Elsevier, 2006.
Crystal plasticity in Cu damascene interconnect lines undergoing electromigration as revealed by synchrotron x-ray microdiffraction
A.S. Budiman, W.D. Nix, N. Tamura, B.C. Valek, K. Gadre, J. Maiz, R. Spolenak and J.R. Patel
Applied physics letters, 88 (23): 233515, Melville, NY: American Institute of Physics, 2006.
Damage analysis in Al thin films fatigued at ultrahigh frequencies
Christoph Eberl, Ralph Spolenak, Oliver Kraft, Franz Kubat, Werner Ruile and Eduard Arzt
Journal of applied physics, 99 (11): 113501, Melville, NY: American Institute of Physics, 2006.
Ultra high-cycle fatigue in pure Al thin films and line structures
C. Eberl, R. Spolenak, E. Arzt, F. Kubat, A. Leidl, W. Ruile and O. Kraft
Materials science & engineering. A, Structural materials, 421 (1-2): 68-76, Amsterdam: Elsevier, 2006.
Electromigration-induced plastic deformation in Cu damascene interconnect lines as revealed by Synchrotron X-Ray Microdiffraction
Arief S. Budiman, N. Tamura, B.C. Valek, W.D. Nix, K. Gadre, J. Maiz, R. Spolenak and J.R. Patel
Materials Research Society symposium proceedings, 914: 295-304, Warrendale, Pa.: Materials Research Society, 2006.
X-ray microdiffraction as a probe to reveal flux divergences in interconnects
R. Spolenak, N. Tamura and J.R. Patel
AIP conference proceedings, 817: 288-295, American Institute of Physics: Melville, NY, 2006.

2005

Reversible orientation-biased grain growth in thin metal films induced by a focused ion beam
R. Spolenak, L. Sauter and C. Eberl
Scripta materialia, 53 (11): 1291-1296, New York: Elsevier, 2005.
Effects of contact shape on the scaling of biological attachments
Ralph Spolenak, Stanislav Gorb, Stanislav Gao and Eduard Arzt
Proceedings of the Royal Society. Series A, Mathematical, physical and engineering sciences, 461 (2054): 305-319, London: The Royal Society, 2005.
Adhesion design maps for bio-inspired attachment systems
Ralph Spolenak, Stanislav Gorb and Eduard Arzt
Acta biomaterialia, 1 (1): 5-13, Amsterdam: Elsevier, 2005.
The Department of Materials (D-MATL)
Markus Diener
In Lehre und Forschung an der ETH Zürich : eine Festschrift zum 150-Jahr-Jubiläum, 117-121, Basel: Birkhäuser, 2005.
Application of the white/monochromatic X-ray µ-diffraction technique to the study of texture and triaxial strain at the submicron level
P. Goudeau, N. Tamura, R. Spolenak and H.A. Padmore
Materials science forum, 490-491: 672-677, Uetikon-Zuerich: Trans Tech, 2005.
Resolving the nanoscale adhesion of individual gecko spatulae by atomic force microscopy
Gerrit Huber, Stanislav N. Gorb, Ralph Spolenak and Eduard Arzt
Biology letters, 1 (1): 2-4, London: The Royal Society, 2005.
Evidence for capillarity contributions to gecko adhesion from single spatula nanomechanical measurements
Gerrit Huber, Hubert Mantz, Ralph Spolenak, Klaus Mecke, Karin Jacobs, Stanislav N. Gorb and Eduard Arzt
Proceedings of the National Academy of Sciences of the United States of America, 102 (45): 16293-16296, Washington, DC: National Academy of Sciences, 2005.
Ultra-High-Energy-Density Converter for Portable Power
B. Schneider, M. Bruderer, D. Dyntar, C. Zwyssig, M. Diener, K. Boulouchos, R.S. Abhari, L. Guzzella and Johann W. Kolar
Proceedings of PowerMEMS 2005, Nov 28 - 30, Tokyo, Japan, 81-84, Tokyo: PowerMEMS 2005, 2005.
X-ray diffraction as a probe for elastic strain: Micro- and nanoscale investigation of thin metal films
R. Spolenak
Materials Research Society symposium proceedings, 840: 163-173, Warrendale, Pa.: Materials Research Society, 2005.

2004

Fracture toughness from hardwood in mode I and II
M. Scheffler, Peter Niemz, M. Diener, V. Lustig and H.-J. Hardtke
Holz als Roh- und Werkstoff, 62 (2): 93-100, Berlin: Springer, 2004.
Crack resistance of high-nitrogen Cr-Mn austenitic steels welded joints
A. Balitskii, et al., M. Diener and M. Harzenmoser
Proceeding 3rd Int. conference on fracture mechanics of materials and structural integrit, 647-652, Lviv, Ukraine: 3rd Int. conference on fracture mechanics of materials and structural integrit, 2004.
Fatigue and corrosion fatigue of high-nitrogen austenitic stainless steel
Markus Diener and Markus O. Speidel
Materials and manufacturing processes, 19 (1): 111-115, New York: Taylor & Francis, 2004.

2003

High-nitrogen austenitic stainless steels - Future materials for the chemical industries
M. O. Speidel, M.L. Zheng-Cui, C. Kowanda, H. Speider and M. Diener
Transactions of the Indian Institute of Metals, 56 (3): 281-286, New Delhi: Springer, 2003.

1984

Struktureinfluss auf die bruchmechanischen Kennwerte sowie die Ausbildung von Ermüdungsbruchflächen bei Aluminium - Kupfer - Gusslegierungen
Markus Diener
Doctoral Thesis, Zürich, ETH Zürich, 1984.
 
 
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