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Just another WordPress site - Ruhr-Universität Bochum

ICAMS
Prof. Dr. Gerhard Wilde

Advanced Study Group Leader

Department: Diffusion and Microstructure Analysis

WWU Münster

Contact

Institute of Materials Physics
Westphalian Wilhelms University

Wilhelm-Klemm-Straße 10
48149 Münster

Tel.: +49 251 83 33571
E-Mail: gwilde@uni-muenster.de

Publications
  • S. Shanmugam, M. Peterlechner, H. Rösner, T. Hickel, et al.
    Coherent twin-oriented Al3Sc-based precipitates in Al matrix. Scripta Materialia, 229, 115351, (2023)
  • D. Gaertner, J. Kundin, I. Steinbach, S. Divinski, et al.
    Tracer diffusion under a concentration gradient: a pathway for a consistent development of mobility databases in multicomponent alloys. Journal of Alloys and Compounds, 930, 167301, (2023)
  • A. Gupta, B. Tas, D. Korbmacher, B. Dutta, et al.
    A combined experimental and first-principles based assessment of finite-temperature thermodynamic properties of intermetallic Al3Sc. Materials, 14, 1837, (2021)
  • M. Bruns, M. Hassani, F. Varnik, A. Hassanpour, et al.
    Decelerated aging in metallic glasses by low temperature thermal cycling. Physical Review Research, 3, 013234, (2021)
  • G. Mohan Muralikrishna, C. Liebscher, G. Wilde, S. Divinski
    Novel multicomponent B2 ordered aluminides: compositional design, synthesis, characterization and thermal stability. Metals, 10, 1411, (2020)
  • G. Mohan Muralikrishna, C. Liebscher, G. Wilde, S. Divinski
    Novel multicomponent B2-ordered aluminides: compositional design, synthesis, characterization, and thermal stability. Metals, 10, 1411, (2020)
  • A. Hassanpour, H. Rösner, S. Divinski, G. Wilde
    Impact of severe plastic deformation on the relaxation of glassy and supercooled liquid states of amorphous Pd40Ni40P20. Journal of Applied Physics, 128, 155107, (2020)
  • D. Gaertner, G. Wilde, S. Divinski
    Tracer diffusion in single crystalline CoCrFeNi and CoCrFeMnNi high-entropy alloys: Kinetic hints towards a low-temperature phase instability of the solid-solution?. Scripta Materialia, 187, 57-62, (2020)
  • M. Vaidya, B. Grabowski, G. Wilde, S. Divinski
    Phenomenon of ultra-fast tracer diffusion of Co in HCP high entropy alloys. Acta Materialia, 196, 220-230, (2020)
  • J. Kottke, A. Stukowski, K. Albe, S. Divinski, G. Wilde
    Experimental and theoretical study of tracer diffusion in a series of (CoCrFeMn) 100− xNix alloys. Acta Materialia, 194, 236-248, (2020)
  • S. Rajeshwari K., H. Rösner, M. Peterlechner, S. Divinski, G. Wilde
    Grain boundary diffusion and grain boundary structures of a Ni-Cr-Fe-alloy: evidences for grain boundary phase transitions. Acta Materialia, 195, 501-518, (2020)
  • M. Glienke, S. Divinski, G. Wilde
    Grain boundary diffusion in CoCrFeMnNi high entropy alloy: kinetic hints towards a phase decomposition. Acta Materialia, 195, 304-316, (2020)
  • H. Zhou, M. Peterlechner, G. Wilde
    X-ray photon correlation spectroscopy revealing the change of relaxation dynamics of a severely deformed Pd-based bulk metallic glass. Acta Materialia, 195, 446-453, (2020)
  • L. García de la Cruz, S. Divinski, G. Wilde
    Ultrafast atomic diffusion paths in fine-grained nickel obtained by spark plasma sintering. Metallurgical and Materials Transactions A, 51, 3425–3434, (2020)
  • L. Neier, S. Divinski, G. Wilde
    Effects of severe-strain-induced defects on the mechanical response of two kinds of high-angle grain boundaries. Philosophical Magazine, 100, 2365-2385, (2020)
  • R. Hubek, S. Divinski, H. Rösner, J. Horbach, G. Wilde
    Shear bands in monolithic metallic glasses: experiment, theory, and modeling. Frontiers in Materials, 7, 144, (2020)
  • R. Hubek, M. Peterlechner, S. Divinski, G. Wilde
    Intrinsic heterogeneity of shear banding: hints from diffusion and relaxation measurements of Co micro-alloyed PdNiP-based glass. Journal of Applied Physics, 127, 115109, (2020)
  • M. Gabski, M. Peterlechner, G. Wilde
    Exploring the phase space of multi-principal-element alloys and predicting the formation of bulk metallic glasses. Entropy, 22, 292, (2020)
  • F. Emeis, M. Peterlechner, G. Wilde
    Hall–Petch relations of severely deformed Cu, Ni, and Cu–Ni alloys: analysis of the dislocation blockage strength of deformation‐modified grain boundaries. Advanced Engineering Materials, 22, 1900429, (2020)
  • H. Zhou, M. Peterlechner, G. Wilde
    Two-stage rejuvenation and the correlation between rejuvenation behavior and the boson heat capacity peak of a bulk metallic glass. Acta Materialia, 179, 308-316, (2019)
  • G. Wilde, S. Divinski
    Grain boundaries and diffusion phenomena in severely deformed materials. Materials Transactions, 60, 1302-1315, (2019)
  • F. Emeis, M. Peterlechner, G. Wilde
    Characterization of special grain boundaries and triple junctions in CuxNi1‐x alloys upon deformation and annealing. Advanced Engineering Materials, 21, 1801214, (2019)
  • F. Emeis, J. Leuthold, M. Peterlechner, G. Wilde
    Characterization of special grain boundaries and triple junctions in CuxNi1‐x alloys upon deformation and annealing. Advanced Engineering Materials, 21, 1801214, (2019)
  • D. Gaertner, K. Abrahams, I. Steinbach, G. Wilde
    Concentration-dependent atomic mobilities in FCC CoCrFeMnNi high-entropy alloys. Acta Materialia, 166, 357-370, (2019)
  • J. Kottke, S. Divinski, G. Wilde
    Tracer diffusion in the Ni–CoCrFeMn system: Transition from a dilute solid solution to a high entropy alloy. Scripta Materialia, 159, 94-98, (2019)
  • J. Kottke, S. Divinski, G. Wilde
    Tracer diffusion in the Ni-CoCrFeMn system: transition from a dilute solid solution to a high entropy alloy. Scripta Materialia, 159, 94-98, (2019)
  • D. Gaertner, G. Wilde, S. Divinski
    Tracer diffusion in single crystalline CoCrFeNi and CoCrFeMnNi high entropy alloys. Journal of Materials Research, 33, 3184-3191, (2018)
  • A. Gupta, V. Kulitcki, J. Neugebauer, G. Wilde, et al.
    Precipitate-induced nonlinearities of diffusion along grain boundaries in Al-based alloys. Physical Review Materials, 2, 073801, (2018)
  • A. Gupta, J. Neugebauer, G. Wilde, T. Hickel, S. Divinski
    Non-monotonic effect of precipitation on grain boundary diffusion in Al-based alloys. Physical Review Materials, 2, 073801, (2018)
  • M. Radek, G. Wilde, M. Peterlechner
    STEMcl–A multi-GPU multislice algorithm for simulation of large structure and imaging parameter series. Ultramicroscopy, 188, 24-30, (2018)
  • F. Emeis, M. Peterlechner, S. Divinski, G. Wilde
    Grain boundary engineering parameters for ultrafine grained microstructures: Proof of principles by a systematic composition variation in Cu-Ni system. Acta Materialia, 150, 262-272, (2018)
  • M. Vaidya, G. Wilde, S. Divinski
    Bulk tracer diffusion in CoCrFeNi and CoCrFeMnNi high entropy alloys. Acta Materialia, 146, 211-224, (2018)
  • M. Naderi, M. Peterlechner, S. Divinski, G. Wilde
    The effect of pre-annealing on defects, microstructure and recrystallization of ultra-fine grained Al produced by high-pressure torsion. Materials Science and Engineering A, 708, 171-180, (2017)
  • Z. B. Wang, S. Divinski, G. Wilde
    Revealing interfacial diffusion kinetics in ultra-fine laminated Ni with low-angle grain boundaries. Materials Research Letters, 5, 577-583, (2017)
  • M. Vaidya, G. Wilde, S. Divinski
    Radioactive isotopes reveal a non sluggish kinetics of grain boundary diffusion in high entropy alloys. Scientific Reports, 7, 12273, (2017)
  • V. Hieronymus-Schmidt, H. Rösner, A. Zaccone, G. Wilde
    Shear banding in metallic glasses described by alignments of Eshelby quadrupoles. Physical Review B, 95, 134111, (2017)
  • D. Gaertner, G. Wilde, S. Divinski
    Grain boundary diffusion and segregation of 57Co in high-purity copper: Radiotracer measurements in B and C diffusion regimes. Acta Materialia, 127, 407-415, (2017)
  • A. Gupta, B. T. Kavakbasi, B. Dutta, B. Grabowski, et al.
    Low-temperature features in the heat capacity of unary metals and intermetallics for the example of bulk aluminum and Al3Sc. Physical Review B, 95, 094307, (2017)
  • Y. Buranova, M. Peterlechner, S. Divinski, G. Wilde
    Al3(Sc,Zr)-based precipitates in Al–Mg alloy: Effect of severe deformation. Acta Materialia, 124, 210-224, (2017)
  • N. Ibrahim, M. Peterlechner, M. Wegner, S. Divinski, G. Wilde
    Mechanical alloying via high-pressure torsion of the immiscible Cu50Ta50 system. Materials Science and Engineering A, 685, 19-30, (2017)
  • P.B. Straumal, M. Wegner, S. Divinski, G. Wilde
    Diffusion of 63Ni in the severely deformed ultrafine grained Cu-base alloys. Scripta Materialia, 127, 141-145, (2017)
  • M. Q. Jiang, G. Wilde
    Shear band dilatation in amorphous alloys. Scripta Materialia, 127, 54-57, (2017)
  • P. B. Straumal, M. Wegner, S. Divinski, G. Wilde
    Diffusion of 63Ni in the severely deformed ultrafine grained Cu-base alloys. Scripta Materialia, 127, 141-145, (2017)
  • V. V. Popov, G. Reglitz, S. Divinski, G. Wilde
    Evolution of Ni structure under ECAP and DCAP and further annealing. Materials Science Forum, 879, 1507-1512, (2017)
  • M. Vaidya, G. Wilde, S. Divinski
    Ni tracer diffusion in CoCrFeNi and CoCrFeMnNi high entropy alloys. Journal of Alloys and Compounds, 688, 994-1001, (2016)
  • J. Leuthold, G. Reglitz, M. Wegner, G. Wilde, S. Divinski
    Local texture-microstructure correlation due to deformation localization in ECAP-processed nickel. Materials Science and Engineering A, 669, 196-204, (2016)
  • I. Binkowski, J. Horbach, S. Divinski, G. Wilde
    Shear band relaxation in a deformed bulk metallic glass. Acta Materialia, 109, 330-340, (2016)
  • Y. Buranova, H. Rösner, S. Divinski, G. Wilde
    Quantitative measurements of grain boundary excess volume from HAADF-STEM micrographs. Acta Materialia, 106, 367-373, (2016)
  • N. Nollmann, H. Rösner, G. Wilde
    Impact of micro-alloying on the plasticity of Pd-based bulk metallic glasses. Scripta Materialia, 111, 119-122, (2016)
  • I. S. Golovin, S. Divinski, G. Wilde
    Diffusionless nature of D03 → L12 transition in Fe3Ga alloys. Journal of Alloys and Compounds, 656, 897-902, (2016)
  • V. Kulitskiy, S. Divinski, G. Wilde
    Ultrafine-grained structure produced by FSW and ECAP in Al-Mg-Sc-Zr alloy: Comparison. Materials Science Forum, 838, 379-384, (2016)
  • M. Naderi, S. Divinski, G. Wilde
    Kinetic, volumetric and structural effects induced by liquid Ga penetration into ultrafine grained Al. Acta Materialia, 99, 196-205, (2015)
  • N. Winkler, G. Wilde
    Controlling crystallization, phase transformation and magnetic properties of amorphous FeNiP by annealing in nano-confinement. Journal of Materials Chemistry C, 3, 7543-7551, (2015)
  • M. Q. Jiang, G. Wilde
    Understanding ductile-to-brittle transition of metallic glasses from shear-transformation-zone dilatation. Theoretical and Applied Mechanics Letters, 5, 200-204, (2015)
  • V. Schmidt, H. Rösner, G. Wilde
    Quantitative measurement of density in a shear band of metallic glass monitored along its propagation direction. Physical Review Letters, 115, 035501, (2015)
  • M. Shepelenko, G. Wilde, S. Divinski
    Recovery, recrystallization and diffusion in cold-rolled Ni. International Journal of Materials Research, 106, 554-564, (2015)
  • D. Liu, G. Wilde, S. Divinski
    Grain boundary diffusion and precipitates in B2 Ti−50.2 at.% Ni alloy. Intermetallics, 61, 30-37, (2015)
  • J. Buenz, G. Wilde
    On the applicability of a mesoscopic interface sliding controlled model for understanding superplastic flow in bulk metallic glasses. Intermetallics, 60, 50-57, (2015)
  • D. Prokoshkina, G. Wilde, S. Divinski
    Persistence of ultrafast atomic diffusion paths in recrystallizing ultrafine grained Ni. Scripta Materialia, 101, 91-94, (2015)
  • Y.P. Mitrofanov, S. Divinski, G. Wilde
    The impact of elastic and plastic strain on relaxation and crystallization of Pd–Ni–P-based bulk metallic glasses. Acta Materialia, 90, 318-329, (2015)
  • C. Simon, G. Wilde
    Experimental determination of the nucleation rates of undercooled micron-sized liquid droplets based on fast chip calorimetry. Thermochimica Acta, 603, 39-45, (2015)
  • M. Q. Jiang, G. Wilde
    Origin of stress overshoot in amorphous solids. Mechanics of Materials, 81, 72-83, (2015)
  • S. Divinski, G. Reglitz, G. Wilde
    Effect of heat treatment on diffusion, internal friction, microstructure and mechanical properties of ultra-fine-grained nickel severely deformed by equal-channel angular pressing. Acta Materialia, 82, 11-21, (2015)
  • G. Reglitz, S. Divinski, G. Wilde
    Combined volumetric, energetic and microstructural defect analysis of ECAP-processed nickel. Acta Materialia, 103, 396-406, (2015)
  • V. Perekrestov, G. Wilde
    Formation of porous low-dimensional nickel systems during near-equilibrium condensation in ultrapure inert environment. Applied Surface Science, 316, 155-162, (2014)
  • M.Q. Jiang, G. Wilde
    Cryogenic-temperature-induced transition from shear to dilatational failure in metallic glasses. Acta Materialia, 77, 248-257, (2014)
  • M.Q. Jiang, G. Wilde
    Wavelike fracture pattern in a metallic glass: a Kelvin-Helmholtz flow instability. Philosophical Magazine Letters, 94, 669-677, (2014)
  • M. Wegner, S. Divinski, G. Wilde
    Grain boundary and triple junction diffusion in nanocrystalline copper. Journal of Applied Physics, 116, 093514, (2014)
  • G. Wilde
    Physical metallurgy of nanocrystalline metals. Physical Metallurgy, 2707-2805, (2014)
  • J. Bokeloh, G. Wilde
    High-precision nucleation rate measurements for higher-melting metals. Journal of Metals, 66, 1512-1519, (2014)
  • H. Rösner, M. Peterlechner, G. Wilde
    Density changes in shear bands of a metallic glass determined by correlative analytical transmission electron microscopy. Ultramicroscopy, 142, 1-9, (2014)
  • Y. Zhang, G. Wilde
    Nucleation transitions in an undercooled Cu70Co30 immiscible alloy. Applied Physics Letters, 105, 041908, (2014)
  • S. Cosentino, G. Wilde
    Light absorption in Ge nanoclusters embedded in SiO2: comparison between magnetron sputtering and sol-gel synthesis. Applied Physics A, 116, 233-241, (2014)
  • S. Urazhdin, G. Wilde
    Nanomagnonic devices based on the spin transfer torque. Nature Nanotechnology, 9, 509-513, (2014)
  • Y. Zhang, G. Wilde
    Particle size distribution and composition in phase-separated Cu75Co25 alloys under various magnetic fields. Scripta Materialia, 82, 5-8, (2014)
  • D. Prokoshkina, G. Wilde, S. Divinski
    Effect of recrystallization on diffusion in ultrafine-grained Ni. Acta Materialia, 69, 314-325, (2014)
  • Y. Zhang, G. Wilde
    Effect of undercooling on particle size distribution in phase separated Cu75Co25-xMx (M = Ni, Fe) alloys with low M content. Journal of Alloys and Compounds, 596, 55-57, (2014)
  • S. V. Madge, G. Wilde
    Novel W-based metallic glass with high hardness and wear resistance. Intermetallics, 47, 6-10, (2014)
  • J. Bünz, G. Wilde, K. Albe
    Low temperature heat capacity of a severely deformed metallic glass. Physical Review Letters, 112, 135501, (2014)
  • G. Wilde
    Early stages of crystal formation in glass-forming metallic alloys. Glass – selected properties and crystallization, 95-135, (2014)
  • Y.P. Mitrofanov, S. Divinski, G. Wilde
    Impact of plastic deformation and shear band formation on the boson heat capacity peak of a bulk metallic glass. Physical Review Letters, 112, 135901, (2014)
  • S. Divinski, G. Reglitz, G. Wilde
    Effect of pinning by an orientation gradient on the thermal stability of ultrafine grained Ni produced by equal channel angular pressing. Journal of Applied Physics, 115, 113503, (2014)
  • J. Bokeloh, G. Wilde
    Nucleation barriers for the liquid-to-crystal transition in simple metals: experiment vs. simulation. European Physical Journal Special Topics, 223, 511-526, (2014)
  • H. Emmerich, G. Wilde, R. Spatschek
    Heterogeneous nucleation and microstructure formation: steps towards a system and scale bridging understanding. European Physical Journal Special Topics, 223, 337-346, (2014)
  • A. S. Makarov, G. Wilde
    "Defect"-induced heat flow and shear modulus relaxation in a metallic glass. Intermetallics, 44, 106-109, (2014)
  • M. Wegner, R. Pippan, S. Divinski, G. Wilde
    Percolating porosity in ultrafine grained copper processed by high pressure torsion. Journal of Applied Physics, 114, 183509, (2013)
Talks and Posters
  • 29.11.2020
    Gerhard Wilde
    Coupling between MRO structure and local plasticity of metallic glasses invited
    MRS Fall meeting, online event
  • 28.09.2020
    Gerhard Wilde
    Fast Scanning Chip calorimetry: new measurement capabilities at high controlled rates invited
    17th Discussion Meeting on Thermodynamics of Alloys (TOFA), Bad Staffelstein, Germany
  • 22.09.2020
    Bengü Tas Kavakbasi, Vladislav Kulitchkii, Ankit Gupta, Martin Peterlechner, et al.
    Microstructure evolution of an Al-Sc-Zr-based alloy as a result of mechano-chemical coupling
    Materials Science and Engineering Congress 2020 online conference, TU Darmstadt, Germany
  • 23.02.2020
    Gerhard Wilde
    Self-diffusion in high-entropy alloys: the impact of constituents and composition invited
    TMS 2019, San Diego, USA
  • 07.07.2019
    Gerhard Wilde
    Shear bands in metallic glasses: atomic transport, propagation and relaxation behaviour
    ISMANAM2019, Chennai, Indien
  • 27.06.2019
    Ankit Gupta, Tilmann Hickel, Jörg Neugebauer, Bengü Tas Kavakbasi, et al.
    Precipitate-induced nonlinearities of solute diffusion in Al-based alloys invited
    15th Diffusion in Solids and Liquids (DSL) Conference, Athens, Greece
  • 10.03.2019
    Gerhard Wilde
    Self-diffusion in high-entropy alloys invited
    TMS 2019, San Antonio, USA
  • 24.02.2019
    Bengü Tas Kavakbasi, Friederike Emeis, Vladislav Kulitchkii, Sergiy Divinski, Gerhard Wilde
    Effect of shear strain on the microstructure of Al-Sc-Zr-based alloy
    Euromat 2019, Stockholm, Sweden
  • 02.09.2014
    Gerhard Wilde
    Grain boundaries in severely deformed metals and alloys invited
    35th Risø International Symposium on Materials Science, Risø, Denmark
  • 18.08.2014
    Gerhard Wilde
    Grain boundaries in severely deformed metallic materials invited
    International Conference on Diffusion in Materials DIMAT 2014, Münster, Germany
  • 03.07.2014
    Gerhard Wilde
    Grain boundaries and triple junctions in severely deformed materials invited
    International Conference on materials by severe plastic deformation, NanoSPD, Metz, France
  • 28.04.2014
    Daria Prokoshkina, Leonid Klinger, Gerhard Wilde, Eugen Rabkin, Sergiy Divinski
    Short-circuit diffusion in recrystallizing microstructure: diffusion properties of a recrystallization front invited
    NIST Diffusion Workshop Series, Multicomponent Diffusion Data and the Materials Genome, Gaithersburg, USA
  • 20.02.2014
    Sergiy Divinski, Gerrit Reglitz, Jochen Fiebig, Matthias Wegner, et al.
    Grain boundaries in severely deformed metals: effect of deformation temperature and stacking fault energy invited
    TMS Annual Meeting and Exhibition, San Diego, USA
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