Thomas Walter CORNELIUS
- Accueil
- Publications
Bureau 407, service 262
Campus de Saint Jérôme
Avenue Escadrille Normandie-Niémen
F-13397 Marseille
Materials Science
Nanotechnology
Synchrotron X-ray diffraction (Coherent X-ray diffraction, Laue microdiffraction)
In-situ nano-mechanical testing
Piezoelectricity
Finite-size effects
Nanowires
Web of Science Researcher ID: D-4850-2012
ORCID: 0000-0003-4272-4720
Director of the national research network GDR 2126 CohereX on Science with coherent X-rays at 3rd and 4th generation synchrotron sources
Main organizer of Symposium Q on X-ray and neutron methods at large scale facilities for materials and their processes at E-MRS Spring Meeting 2025 held in Strasbourg from May 26 to 30, 2025.
Member of organizing committee of XTOP2024 conference held in Carry-le-Rouet from March 17 to 22, 2024.
Chair of the local organization committee of the Rayons X et Matière 2021 conference held in Aix-en-Provence from 23 to 26 of November 2021.
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Member of the Scientific council of the French CRG beamlines at ESRF
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Member of Scientific council of IM2NP
- Member of Bureau of PHaNO department at IM2NP
- Contact person for further education at IM2NP
- Editorial Board Member of "Materials"
- Guest editor of Special Issue on "X-ray Diffraction of Functional Materials"
CV in brief
Education
2016: Habilitation à diriger des recherches (HDR), Aix-Marseille Université, France
2006: Doctor of Science (Dr. rer. nat.), Ruprecht-Karls University, Heidelberg, Germany
2003: Diploma in Physics (Dipl. Phys.), Ruprecht-Karls University, Heidelberg, Germany
Professional experience and education
since Oct 2023: CNRS Research Director, IM2NP UMR 7334 CNRS, Marseille, France
Oct 2011 - Sep 2023: CNRS researcher, IM2NP UMR 7334 CNRS, Marseille, France
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development of a scanning force microscope compatible with 3rd generation synchrotron endstations
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in-situ nano-mechanical testing of nanostructures in combination with synchrotron X-ray diffraction techniques
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piezoelectricity of ferroelectric thin films studied by in-situ X-ray diffraction
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Sep 2008 - Aug 2011: Postdoctoral fellow, European Synchrotron Radiation Facility (ESRF), ID01 beamline, Grenoble, France
In situ combination of an atomic force microscope with micro-focused X-ray diffraction
Sep 2006 - Aug 2008: Postdoctoral fellow, GSI Helmholtz Center for Heavy Ion Research, Materials Research Department, Darmstadt, Germany
Finite-size and quantum size effects in metal and semi-metal nanowires
Oct 2003 - Jul 2006: Doctoral work, Ruprecht-Karls University, Heidelberg, Germany
work performed at GSI Helmholtz Center for Heavy Ion Research, Materials Research Department, Darmstadt, Germany
Title: Fabrication and characterization of bismuth nanowires
1998 - 2003: Study of Physics, Ruprecht-Karls University, Heidelberg, Germany
Recent publications (last 5 years)
- M.D Magalhães, T. Douillard, H. Reveron, S. Comby-Dasonneville, T.W. Cornelius, S. Meille, M. Texier, J.-S. Micha, D. Rodney, O. Thomas, J. Chevalier, In situ Laue microdiffraction during compression tests on Ce-TZP single crystal micropillars, J. Eur. Cer. Soc. 45 (2025) 116794
- S. Yehya, T.W. Cornelius, M.-I. Richard, F. Berenguer, M. Levi, E. Rabkin, O. Thmas, S. Labat, In sith three-dimensional observation of plasticity in a Pt nanoparticle, Nanoscale (2024)
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H. Iteney, T.W. Cornelius, O. Thomas, J. Amodeo, Influence of surfae roughness on the defoermation of gold nanoparticles under compression, Acta Materialia 281(2024) 120317
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T.S. Fernandes, M. Texier, P. Hans, C. Mocuta, S. Dassonneville, G. Navarro, S. Jeannot, T.W. Cornelius, M. Han, J.S. Ruiz, M. Rosenthal, Y. le Friec, R. Simola, O. Thomas, Investigation of phase segregation dynamics in Ge-rich GST thin films by in-situ X-ray fluorescence mapping, Phys. Status Solidi RLL (2024) 2300408
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H. Iteney, J.A. Gonzalez Joa, C. Le Bourlot, T.W. Cornelius, O. Thomas, J. Amodeo, Pyrough: design of virtual samples with rough surfaces for atomisitc and finite-element simulations, Comp. Phys. Comm. 295 (2024) 108958
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E. Navarro, T.W. Cornelius, H. Proudhon, S. Escoubas, R. Sahay, P.S. Lee, N. Ragahavan, A.S. Budiman, O. Thomas, Shear loading of FCC/BCC Cu/Nb nanolamniates studied by in-situ X-ray micro-diffraction, Microelectronic Engineering 276 (2023) 111999
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H. Iteney, T.W. Cornelius, O. Thomas, J. Amodeo, Load versus displacement-controlled nanocompression: Insights from atomistic simulations, Scripta Materialia 226 (2023) 115245
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F. Lauraux, S. Labat, M.-I. Richard, S.J. Leake, T. Zhou, O. Kovalenko, E. Rabkin, T.U. Schülli, O. Thomas, T.W. Cornelius, In situ nano-indentation of a gold sub-micrometric particle imaged by multi-wavelenght Bragg coherent X-ray diffraction, Materials 15 (2022) 6195
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B. Ayoub, S. Moreau, S. Lhostis, H. Frémont, S. Mermoz, E. Souchier, E. Deloffre, S. Escoubas, T.W. Cornelius, O. Thomas, In-situ characterization of thermomechanical behaviour of individual 300 nm copper interconnects for hybrid bonding, Microelectronic Engineering 261 (2022) 111809
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O. Thomas, S. Labat, T. Cornelius, M.-I. Richard, X-ray diffraction imaging of deformations in thin films and nano-objects, Nanomaterials 12 (2022) 1363
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M. Rössle, O. Thomas, C. Mocuta, R. Rousset, M. Texier, S. Escoubas, E.B. Araujo, T.W. Cornelius, Time resolved piezoelecric response in lanthanum modified (Pb88La12)(Zr52Ti48)O3 relaxor ferroelecric thin films, 131 J. Appl. Phys. (2022) 064102
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R. Sahay, A.S. Budiman, I. Aziz, E. Navarro, S. Escoubas, T.W. Cornelius, F.E. Gunawan, C. Harito, P. See Lee, O. Thomas, N. Raghavan, Crystallographic anisotropy dependence of interfacial sliding phenomenon in a Cu(16)/Nb(16) ARB (Accumulated Rolling Bonding) nanolaminate, Nanomaterials 12 (2022) 308
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B. Croes, F. Cheynis, Y. Zhang, C. Voulot, K.D. Dorkenoo, S. Cherif-Hertel, C. Mocuta, M. Texier, T. Cornelius, O. Thomas, P. Müller, S. Curiotto, F. Leroy, Ferroelectric nanodomain in epitaxial GeTe thin films, Phys. Rev. Mat. 5 (2021) 124415
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R. Sahay, A.S. Budiman, E. Navarro, S. Escoubas, T.W. Cornelius, I. Aziz, C. Harito, F. Gunawan, G. Kim, P. See Lee, O. Thomas, N. Raghavan, Berkovich nanoindentation study of 16 nm Cu/Nb ARB nanolaminates: effects of anisotropy on the surface pileup, MRS Advances 6 (2021) 495-499
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F. Lauraux, S. Labat, S. Yehya, M.-I. Richard, S. Leake, T. Zhou, J.-S. Micha, O. Robach, O. Kovalenko, E. Rabkin, T.U. Schülli, O. Thomas, T.W. Cornelius, Simultaneous multi-Bragg peak coherent X-ray diffraction imaging, Crystals 11 (2021) 312
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A.A. Hassan, A. Abboud, T.W. Cornelius, Z. Ren, O. Thomas, G. Richter, J.-S. Micha, S. Send, R. Hartmann, L. Strüder, U. Pietsch, Energy dispersive X-ray Laue diffraction on a bent gold nanowire, J. Appl. Cryst. 54 (2021) 80-86
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F. Lauraux, S. Yehya, S. Labat, J.-S. Micha, O. Robach, O. Kovalenko, E. Rabkin, O. Thomas, T.W. Cornelius, In situ force measurement during nano-indentation combined with Laue microdiffraction, Nano Select 2 (2021) 99-106
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L. Ni, S. Labat, S.J. Leake, M. Dupraz, J. Carnis, T.W. Cornelius, G. Beutier, M. Verdier, T.U. Schülli, O. Thomas, J. Eymery, M.-I. Richard, Mapping of inversion domain boundaries in single GaN wires, ACS Nano (2020)
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T.W. Cornelius, C. Moctua, S. Escoubas, L.R.M. Lima, E.B. Araújo, A.L. Kholkin, O. Thomas, Piezoelectric properties of Pb1-xLax(Zr0.52Ti0.48)O3 thin films studied by in situ X-ray diffraction, Materials 13 (2020) 3338
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Z. Ren, T.W. Cornelius, C. Leclere, A. Davydok, J.-S. Micha, O. Robach, O. Ullrich, G. Richter, O. Thomas, First states of plasticity in three-point bent Au nanowires detected by in situ Laue microdiffraction, Appl. Phys. Lett. 116 (2020) 243101
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F. Lauraux, T.W. Cornelius, S. Labat, M.-I. Richard, S. Leake, T. Zhou, O. Kovalenko, E. Rabkin, T.U. Schülli, O. Thomas, Multi-wavelength Bragg coherent X-ray diffraction imaging of Au particles, J. Appl. Cryst. 53 (2020) 170 - 177
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M.-I. Richard, T.W. Cornelius, F. Lauraux, J.-B. Molin, C. Kirchlechner, J. Carnis, S. Leake, L. Thilly, O. Thomas, Variable-wavelength quick scanning nanofocused X-ray microscopy for in situ strain and tilt mapping, Small 16 (2020) 1905990
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F. Morissot, C. Zuliani, J. Luque, Z. Ali, M. Mouis, O. Lourzhal, M. Texier, T.W. Cornelius, C. Ternon, ZnO based nanowire network for gas sensing applications, Mater. Res. Express 6 (2019) 084004
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M. Zeghouane, G. Avit, T.W. Cornelius, D. Salomon, Y. André, C. Bougerol, T. Taliercio, A. Meguekam-Sado, P. Ferret, D. Castelluci, E. Gil, E. Tournié, O. Thomas, A. Trassoudaine, Selective growth of ordered hexagonal InN nanorods, CrystEngComm 21 (2019) 2702 - 2708
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J. Shin, L.Y. Chen, U. Sanli, G. Richter, S. Labat, M.-I. Richard, T.W. Cornelius, O. Thomas, D.S. Gianola, Controlling dislocation nucleation-mediated plasticity in nanostructures via surface modifications, Acta Mater. 166 (2019) 572 - 586
Recent talks at conferences and seminars
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19ème Journée de Matière Condensée, Marseille (France), Oct 2024, Functional materials in the light of synchrotron X-ray diffraction (invited) (semi-plenary)
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Materials Science and Engineering (MSE 2024), Darmstadt (Germany), Sep 2024, Correlative characterizations of the Transformation Induced Plasticity (TRIP) in ceria-stabilized tetragonal zirconia (CSTZ) micropillars
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Materials Science and Engineering (MSE 2024), Darmstadt (Germany), Sep 2024, Electrically-driven phase transition in antiferroelectric epitaxial PbZrO3 thin film studied by in situ synchrotron X-ray diffraction
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Rigaku Thin Film XRD Forum, Neu-Isenburg (Germany), Sep 2024, Structural analysis of accumulative roll bonded Cu/Nb nanolaminates using X-ray diffraction techniques (invited)
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Workshop on oxide and semiconductor epitaxy, Frejus (France), May 2024, Electrically-driven antiferroelectric-ferroelectric phase transition in PbZrO3 thin film studied by in situ synchrotron X-ray diffraction
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XVème colloque Rayons X et Matière 2023, Bordeaux (France), Nov 2023, Probing the full strain tensor at ferroelectric domain walls by scanning X-ray diffraction microscopy
- International Meeting on Ferroelectrics (IMF 2023), Tel Aviv (Israel), Mar 2023, In-situ and time-resolved synchrotron X-ray diffraction studies on polycrystalline PLZT thin films
- Paul-Drude Institut, Colloquium on "Advanced Synchrotron Radiation Techniques for Nanostructured Materials", Berlin (Germany), Oct 2022, In situ synchrotron X-ray diffraction techniques for studying functional materials (invited)
- Matériaux Electroactifs et Applications (MatElec 2022), Villeneuve-d'Ascq (France), Jul 2022, High-resolution 2D mapping of full strain tensor in periodically poled unixail ferroelectric LiNbO3 crystal
- 11th European Solid Mechanics Conference (ESMC 2022), Galway (Ireland), Jul 2022, In-situ visualization of nano-indentation by Bragg coherent X-ray diffraction imaging (invited)
- Lund University , Lund (Sweden), May 2022, In-situ synchotron X-ray diffraction techniques for studying functional materials (invited)
- 5th International Caparica Symposium on Nanoparticles/Nanomaterials and Applications 2022 (ISN2A 2022), Caparica (Portugal), Jan 2022, Piezoelecric response of ferroelectric thin films studied by in-situ and time-resolved synchrotron X-ray diffraction during electric field application (invited)
- E-MRS Spring Meeting 2021, Strasbourg (France), May 2021, In-situ nano-indentation of Au crystals imaged by Bragg coherent X-ray diffraction
- MRS Spring Meeting 2021, Seattle (WA, USA), Apr 2021, Time-resolved synchrotron X-ray diffraction studies of the piezoelectric response of ferroelectric thin films (invited)
- ECI Nanomechanical Testing in Materials Research and Development VII, Malaga (Spain), Oct 2019, In situ nano-indentation of Au crystals imaged by Bragg coherent X-ray diffraction
- Dislocations 2019, Haifa (Israel), Sep 2019, Geometrically necessary dislocations in three-point bent Au nanowires studied by in-situ Laue microdiffraction
- Workshop on Quelques défis scientifiques à la lumière des synchrotrons de 4ème génération, Paris (France), Sep 2019, Bragg coherent X-ray diffraction imaging at extremely brilliant sources (invited)
- Coherence at ESRF-EBS workshop, Grenoble (France), Sep 2019, Plasticity at the nanoscale studied by in-situ nano-mechanical testing coupled with BCDI
- CINaM, Aix-Marseille University (AMU), Marseille (France), Theory and numerical simulation group, May 2019, Nano-mechanical behavior of individual nanostructures studied by in situ synchrotron X-ray diffraction (invited)
Previous responsabilities
- Contact person for Radiation protection (PCR) at IM2NP (2016-2022)
- Co-responsable of MNO research group (2019-2021)
Previously member of following committees
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Program Advisory Committee for Materials Research (Mat-PAC) of GSI Helmholtz Center for Heavy Ion Research (2015-2023)
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SOLEIL Synchrotron Peer Review Committee PRC3 (2018-2023)
- ESRF Beamtime Review Panel C02 (2017-2021)
- CNRS National Committee (CoNRS), section 05 (2016-2021)