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Thomas Jaouen

Chargé de recherche CNRS en Physique de la Matière Condensée
35
Documents
Identifiants chercheurs

Présentation

**Employment** -------------- ### **Researcher at CNRS** Since 2020 : Institut de Physique de Rennes (IPR), Université Rennes 1, France ### Postdoctoral research associate 2012 - 2020 : Department of Physics, University of Fribourg, Electron Spectroscopy (P. Aebi) group, Switzerland ### Graduate Student 2009 - 2012 : University of Rennes I, Institute of Physics-Rennes UMR-CNRS 6251, France. Education --------- **PhD in Physics - 2012:** « [Insulator at the ultrathin limit: electronic properties of MgO tunneling barriers ](https://tel.archives-ouvertes.fr/tel-00772602/document)». advisors P. Schieffer and G. Jézéquel, Université Rennes 1, France. **Master - 2009:** « Growth and characterization of MgO tunneling barriers on Si(001) for spin injection ». University of Rennes I, Institute of Physics-Rennes UMR-CNRS 6251, France. Journal Referee --------------- Nature Communications, Physical Review Letters, Physical Review B, Physical Review Research, Physical Review Materials, The Journal of Physical Chemistry, Thin Solid Films. Invited seminars ---------------- "Carrier-density control of a quantum-confined charge-density-wave", Institut des Nanosciences de Paris, Sorbonne Université, Paris, France, May 24th 2022. "Phase separation in the vicinity of Fermi surface hot spots in 1*T*-TiSe2", International meeting SUPERSTRIPES 2019, Ischia (Naples), Italy, June 23th-29st 2019. "Sonder les états inoccupés et excites aux interfaces metal/oxyde par spectroscopie Auger résonante", ELSPEC’2018, Biarritz, France, 05-08 June 2018. "Nature and control of MgO/interfaces at the ultrathin limit", 31ième édition des Journées Surfaces Interfaces (JSI), Rennes, France, 25-27 January 2017. “Layer-resolved Auger electron diffraction study of Mg atom incorporation at MgO/Ag(001) interfaces", Workshop EUSpec, Institut de Physique de Rennes (IPR), Université de Rennes 1, Rennes, France, June 2016. "Excited States at Interfaces of a Metal-Supported Ultrathin Oxide Film", One Day Conference on Nano- and Multifunctional Oxide Materials, Institut Jean Lamour, Université de Lorraine, February 2016. "Layer-resolved Resonant Auger Spectroscopy to Probe Excited States at Interfaces of a Metal-Supported Ultrathin Oxide Film", Workshop Statistical Physics and Low-Dimensional Systems, Pont-à-Mousson, France 20th to 22nd May 2015. "Layer-Resolved Resonant Auger Spectroscopy to Probe the Nature of a Metal-Supported Ultrathin Oxide Film", Institut de Physique de Rennes (IPR), Université de Rennes 1, Rennes, France, April 10th 2015. "Insulator at the Ultrathin limit: Electronic properties of MgO tunneling barriers on Ag(001)”, Université de Fribourg, Switzerland, February 17th 2012.

Domaines de recherche

Science des matériaux [cond-mat.mtrl-sci]

Compétences

Spectroscopies de Photoémission (XPD, ARPES, Laser-ARPES, tr-ARPES). Rayonnement synchrotron (Spin-ARPES, et ResPES). Microscopie/spectroscopie à effet tunnel (STM/STS), Calculs DFT, Simulations en théorie de la diffusion multiple.

Publications

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Carrier-Density Control of the Quantum-Confined 1T-TiSe2 Charge Density Wave

Thomas Jaouen , Aki Pulkkinen , Maxime Rumo , Geoffroy Kremer , Björn Salzmann
Physical Review Letters, 2023, 130 (22), pp.226401. ⟨10.1103/physrevlett.130.226401⟩
Article dans une revue hal-04113005v1
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Protection of Ising spin-orbit coupling in bulk misfit superconductors

Tomáš Samuely , Darshana Wickramaratne , Martin Gmitra , Thomas Jaouen , Ondrej Šofranko
Physical Review B, 2023, 108 (22), pp.L220501. ⟨10.1103/physrevb.108.l220501⟩
Article dans une revue hal-04325007v2
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Energy dependence of interference phenomena in the forward-scattering regime of photoelectron diffraction

Sylvain Tricot , Thomas Jaouen , D. Sébilleau , Philippe Schieffer
Journal of Electron Spectroscopy and Related Phenomena, 2022, 256, pp.147176. ⟨10.1016/j.elspec.2022.147176⟩
Article dans une revue hal-03616311v1
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Electron-momentum dependence of electron-phonon coupling underlies dramatic phonon renormalization in YNi2B2C

Philipp Kurzhals , Geoffroy Kremer , Thomas Jaouen , Christopher Nicholson , Rolf Heid
Nature Communications, 2022, 13 (1), pp.228. ⟨10.1038/s41467-021-27843-y⟩
Article dans une revue hal-03521119v1
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Insensitivity of the striped charge orders in IrTe 2 to alkali surface doping implies their structural origin

Maxime Rumo , Aki Pulkkinen , Bjoern Salzmann , Geoffroy Kremer , Baptiste Hildebrand
Physical Review Materials, 2021, 5 (7), pp.074002. ⟨10.1103/PhysRevMaterials.5.074002⟩
Article dans une revue hal-03277839v1
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Ultrafast dynamics of the surface photovoltage in potassium-doped black phosphorus

Geoffroy Kremer , Maxime Rumo , Changming Yue , Aki Pulkkinen , Christopher Nicholson
Physical Review B, 2021, 104 (3), pp.035125. ⟨10.1103/PhysRevB.104.035125⟩
Article dans une revue hal-03285155v2
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Misfit Layer Compounds: A Platform for Heavily Doped 2D Transition Metal Dichalcogenides

Raphaël T. Leriche , Alexandra Palacio‐morales , Marco Campetella , Cesare Tresca , Shunsuke Sasaki
Advanced Functional Materials, 2021, 31 (6), pp.2007706. ⟨10.1002/adfm.202007706⟩
Article dans une revue hal-02993227v1
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Uniaxial strain-induced phase transition in the 2D topological semimetal IrTe2

Christopher W. Nicholson , Maxime Rumo , Aki Pulkkinen , Geoffroy Kremer , Björn Salzmann
Communications Materials, 2021, 2 (25), ⟨10.1038/s43246-021-00130-5⟩
Article dans une revue hal-03157775v1
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Unveiling the complete dispersion of the giant Rashba split surface states of ferroelectric α − GeTe ( 111 ) by alkali doping

Geoffroy Kremer , Thomas Jaouen , Bjoern Salzmann , Laurent Nicolaï , Maxime Rumo
Physical Review Research, 2020, 2 (3), ⟨10.1103/PhysRevResearch.2.033115⟩
Article dans une revue hal-02961511v1
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Examining the surface phase diagram of IrTe 2 with photoemission

Maxime Rumo , Christopher W. Nicholson , Aki Pulkkinen , Baptiste Hildebrand , Geoffroy Kremer
Physical Review B, 2020, 101 (23), pp.235120. ⟨10.1103/PhysRevB.101.235120⟩
Article dans une revue hal-02961505v1
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Nature of native atomic defects in ZrTe 5 and their impact on the low-energy electronic structure

B. Salzmann , A. Pulkkinen , B. Hildebrand , T. Jaouen , S. Zhang
Physical Review Materials, 2020, 4 (11), pp.114201. ⟨10.1103/PhysRevMaterials.4.114201⟩
Article dans une revue hal-03001155v1
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Carbon‐Assisted Stable Silver Nanostructures

S. Narjes Abdollahi , Efraín Ochoa Martínez , Cédric Kilchoer , Geoffroy Kremer , Thomas Jaouen
Advanced Materials Interfaces, 2020, 7 (23), pp.2001227. ⟨10.1002/admi.202001227⟩
Article dans une revue hal-02974866v1

Semimetal-to-semiconductor transition and charge-density-wave suppression in 1 T − TiSe 2 − x S x single crystals

M.-L. Mottas , T. Jaouen , B. Hildebrand , M. Rumo , F. Vanini
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2019, 99 (15), ⟨10.1103/PhysRevB.99.155103⟩
Article dans une revue hal-02142313v1

Phase separation in the vicinity of Fermi surface hot spots

T. Jaouen , B. Hildebrand , M.-L. Mottas , M. Di Giovannantonio , P. Ruffieux
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2019, 100 (7), ⟨10.1103/PhysRevB.100.075152⟩
Article dans une revue hal-02344411v1

Robustness of the charge-ordered phases in IrTe 2 against photoexcitation

C. Monney , A. Schuler , Thomas Jaouen , M.-L. Mottas , Th. Wolf
Physical Review B: Condensed Matter (1978-1997), 2018, 97 (7), pp.075110. ⟨10.1103/PhysRevB.97.075110⟩
Article dans une revue hal-02901158v1
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A Ga-doped SnO 2 mesoporous contact for UV stable highly efficient perovskite solar cells

Bart Roose , Christian Johansen , Kevin Dupraz , Thomas Jaouen , Philipp Aebi
Journal of Materials Chemistry A, 2018, 6 (4), pp.1850-1857. ⟨10.1039/C7TA07663K⟩
Article dans une revue hal-02901165v1

Local Real-Space View of the Achiral 1 T − TiSe2 2 × 2 × 2 Charge Density Wave

B. Hildebrand , T. Jaouen , M.-L. Mottas , G. Monney , Céline Barreteau
Physical Review Letters, 2018, 120 (13), ⟨10.1103/PhysRevLett.120.136404⟩
Article dans une revue hal-02104569v1

Local resilience of the 1 T − TiSe 2 charge density wave to Ti self-doping

B. Hildebrand , T. Jaouen , C. Didiot , E. Razzoli , G. Monney
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2017, 95 (8), ⟨10.1103/PhysRevB.95.081104⟩
Article dans une revue hal-02104639v1
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Band Bending in Mg-Colored and O-2-Activated Ultrathin MgO(001) Films

Thomas Jaouen , Baptiste Hildebrand , Philipp Aebi , Gabriel Delhaye , Sylvain Tricot
Journal of Physical Chemistry C, 2017, 121 (8), pp.4363-4367. ⟨10.1021/acs.jpcc.6b12541⟩
Article dans une revue hal-01502359v1

Selective Probing of Hidden Spin-Polarized States in Inversion-Symmetric Bulk MoS 2

E. Razzoli , Thomas Jaouen , M.-L. Mottas , B. Hildebrand , G. Monney
Physical Review Letters, 2017, 118 (8), pp.086402. ⟨10.1103/PhysRevLett.118.086402⟩
Article dans une revue hal-02901164v1
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Short-range phase coherence and origin of the 1 T − TiSe 2 charge density wave

B. Hildebrand , T. Jaouen , C. Didiot , E. Razzoli , G. Monney
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2016, 93 (12), ⟨10.1103/PhysRevB.93.125140⟩
Article dans une revue hal-02104682v1
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Three-dimensional momentum-resolved electronic structure of 1 T − TiSe 2 : A combined soft-x-ray photoemission and density functional theory study

Z. Vydrova , E. Schwier , G. Monney , Thomas Jaouen , E. Razzoli
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2015, 91 (23), pp.235129. ⟨10.1103/PhysRevB.91.235129⟩
Article dans une revue hal-02901161v1

Excited states at interfaces of a metal-supported ultrathin oxide film

Thomas Jaouen , E. Razzoli , C. Didiot , G. Monney , B. Hildebrand
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2015, 91 (16), pp.161410(R). ⟨10.1103/PhysRevB.91.161410⟩
Article dans une revue hal-02901160v1
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Induced work function changes at Mg-doped MgO/Ag(001) interfaces: Combined Auger electron diffraction and density functional study

Thomas Jaouen , Philipp Aebi , Sylvain Tricot , Gabriel Delhaye , Bruno Lépine
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2014, 90, pp.125433. ⟨10.1103/PhysRevB.90.125433⟩
Article dans une revue hal-01101454v1

Layer-resolved study of Mg atom incorporation at MgO/Ag(001) buried interface

Thomas Jaouen , Sylvain Tricot , Gabriel Delhaye , Bruno Lépine , Didier Sébilleau
Physical Review Letters, 2013, 111 (2), pp.027601. ⟨10.1103/PhysRevLett.111.027601⟩
Article dans une revue hal-00844344v1

Tuning the Schottky barrier height at MgO/metal interface

Thomas Jaouen , Guy Jézéquel , Gabriel Delhaye , Bruno Lépine , Pascal Turban
Applied Physics Letters, 2012, 100 (2), pp.022103-022103-3. ⟨10.1063/1.3675859⟩
Article dans une revue hal-00910875v1

Experimental evidences and driving mechanisms for anisotropic misalignments in exchange coupled systems

D. Dekadjevi , T. Jaouen , D. Spenato , S. Pogossian , J. Ben Youssef
The European Physical Journal B: Condensed Matter and Complex Systems, 2011, 80 (1), pp.121-125
Article dans une revue hal-01946188v1

Work function shifts, Schottky barrier height, and ionization potential determination of thin MgO films on Ag(001)

Thomas Jaouen , Guy Jézéquel , Gabriel Delhaye , Bruno Lépine , Pascal Turban
Applied Physics Letters, 2010, 97, pp.2104. ⟨10.1063/1.3525159⟩
Article dans une revue hal-00732776v1
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Isolant dans la limite ultra-mince: propriétés électroniques de barrières tunnel de MgO

Thomas Jaouen
Science des matériaux [cond-mat.mtrl-sci]. Université Rennes 1, 2012. Français. ⟨NNT : ⟩
Thèse tel-00772602v1