Liquid-like versus stress-driven dynamics in a metallic glass former observed by temperature scanning X-ray photon correlation spectroscopy
Abstract Since several decades, the dynamics and vitrification kinetics of supercooled liquids are the subject of active research in science and engineering. Profiting from modern detector technology and highly brilliant fourth-generation synchrotron radiation, we apply temperature scanning X-ray ph...
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Nature Portfolio
2025-05-01
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| Series: | Nature Communications |
| Online Access: | https://doi.org/10.1038/s41467-025-59767-2 |
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| author | Maximilian Frey Nico Neuber Sascha Sebastian Riegler Antoine Cornet Yuriy Chushkin Federico Zontone Lucas Matthias Ruschel Bastian Adam Mehran Nabahat Fan Yang Jie Shen Fabian Westermeier Michael Sprung Daniele Cangialosi Valerio Di Lisio Isabella Gallino Ralf Busch Beatrice Ruta Eloi Pineda |
| author_facet | Maximilian Frey Nico Neuber Sascha Sebastian Riegler Antoine Cornet Yuriy Chushkin Federico Zontone Lucas Matthias Ruschel Bastian Adam Mehran Nabahat Fan Yang Jie Shen Fabian Westermeier Michael Sprung Daniele Cangialosi Valerio Di Lisio Isabella Gallino Ralf Busch Beatrice Ruta Eloi Pineda |
| author_sort | Maximilian Frey |
| collection | DOAJ |
| description | Abstract Since several decades, the dynamics and vitrification kinetics of supercooled liquids are the subject of active research in science and engineering. Profiting from modern detector technology and highly brilliant fourth-generation synchrotron radiation, we apply temperature scanning X-ray photon correlation spectroscopy (XPCS) to probe the dynamics of a Pt-based metallic glass former in the glass, glass transition region, and supercooled liquid, covering up to six orders of magnitude in timescales. Our data demonstrates that the structural α-relaxation process is still observable in the glass, although it is partially masked by a faster source of decorrelation observed at atomic scale. We present an approach that interprets these findings as the superposition of heterogeneous liquid-like and stress-driven ballistic-like atomic motions. This work not only extends the dynamical range probed by standard isothermal XPCS but also adds a different view on the α-relaxation across the glass transition and provides insights into the anomalous, compressed temporal decay of the density-density correlation functions observed in metallic glasses and many out-of-equilibrium soft materials. |
| format | Article |
| id | doaj-art-75e50afa1fec4130b60907bc5c3ee913 |
| institution | Kabale University |
| issn | 2041-1723 |
| language | English |
| publishDate | 2025-05-01 |
| publisher | Nature Portfolio |
| record_format | Article |
| series | Nature Communications |
| spelling | doaj-art-75e50afa1fec4130b60907bc5c3ee9132025-08-20T03:53:58ZengNature PortfolioNature Communications2041-17232025-05-0116111210.1038/s41467-025-59767-2Liquid-like versus stress-driven dynamics in a metallic glass former observed by temperature scanning X-ray photon correlation spectroscopyMaximilian Frey0Nico Neuber1Sascha Sebastian Riegler2Antoine Cornet3Yuriy Chushkin4Federico Zontone5Lucas Matthias Ruschel6Bastian Adam7Mehran Nabahat8Fan Yang9Jie Shen10Fabian Westermeier11Michael Sprung12Daniele Cangialosi13Valerio Di Lisio14Isabella Gallino15Ralf Busch16Beatrice Ruta17Eloi Pineda18Chair of Metallic Materials, Saarland UniversityChair of Metallic Materials, Saarland UniversityChair of Metallic Materials, Saarland UniversityInstitut Néel, Université Grenoble Alpes and Centre National de la Recherche ScientifiqueEuropean Synchrotron Radiation FacilityEuropean Synchrotron Radiation FacilityChair of Metallic Materials, Saarland UniversityChair of Metallic Materials, Saarland UniversityDepartment of Physics, Institute of Energy Technologies, Universitat Politècnica de Catalunya—BarcelonaTechInstitut für Materialphysik im Weltraum, Deutsches Zentrum für Luft- und Raumfahrt (DLR)Institut Néel, Université Grenoble Alpes and Centre National de la Recherche ScientifiqueDeutsches Elektronen-Synchrotron DESYDeutsches Elektronen-Synchrotron DESYDonostia International Physics CenterDonostia International Physics CenterMetallic Materials, Technical University of BerlinChair of Metallic Materials, Saarland UniversityInstitut Néel, Université Grenoble Alpes and Centre National de la Recherche ScientifiqueDepartment of Physics, Institute of Energy Technologies, Universitat Politècnica de Catalunya—BarcelonaTechAbstract Since several decades, the dynamics and vitrification kinetics of supercooled liquids are the subject of active research in science and engineering. Profiting from modern detector technology and highly brilliant fourth-generation synchrotron radiation, we apply temperature scanning X-ray photon correlation spectroscopy (XPCS) to probe the dynamics of a Pt-based metallic glass former in the glass, glass transition region, and supercooled liquid, covering up to six orders of magnitude in timescales. Our data demonstrates that the structural α-relaxation process is still observable in the glass, although it is partially masked by a faster source of decorrelation observed at atomic scale. We present an approach that interprets these findings as the superposition of heterogeneous liquid-like and stress-driven ballistic-like atomic motions. This work not only extends the dynamical range probed by standard isothermal XPCS but also adds a different view on the α-relaxation across the glass transition and provides insights into the anomalous, compressed temporal decay of the density-density correlation functions observed in metallic glasses and many out-of-equilibrium soft materials.https://doi.org/10.1038/s41467-025-59767-2 |
| spellingShingle | Maximilian Frey Nico Neuber Sascha Sebastian Riegler Antoine Cornet Yuriy Chushkin Federico Zontone Lucas Matthias Ruschel Bastian Adam Mehran Nabahat Fan Yang Jie Shen Fabian Westermeier Michael Sprung Daniele Cangialosi Valerio Di Lisio Isabella Gallino Ralf Busch Beatrice Ruta Eloi Pineda Liquid-like versus stress-driven dynamics in a metallic glass former observed by temperature scanning X-ray photon correlation spectroscopy Nature Communications |
| title | Liquid-like versus stress-driven dynamics in a metallic glass former observed by temperature scanning X-ray photon correlation spectroscopy |
| title_full | Liquid-like versus stress-driven dynamics in a metallic glass former observed by temperature scanning X-ray photon correlation spectroscopy |
| title_fullStr | Liquid-like versus stress-driven dynamics in a metallic glass former observed by temperature scanning X-ray photon correlation spectroscopy |
| title_full_unstemmed | Liquid-like versus stress-driven dynamics in a metallic glass former observed by temperature scanning X-ray photon correlation spectroscopy |
| title_short | Liquid-like versus stress-driven dynamics in a metallic glass former observed by temperature scanning X-ray photon correlation spectroscopy |
| title_sort | liquid like versus stress driven dynamics in a metallic glass former observed by temperature scanning x ray photon correlation spectroscopy |
| url | https://doi.org/10.1038/s41467-025-59767-2 |
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