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Williams Lefebvre



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Surface Microscopy of Atomic and Molecular Hydrogen from Field-Evaporating Semiconductors

Lorenzo Rigutti , Enrico Di Russo , Florian Chabanais , Ivan Blum , Jonathan Houard
Journal of Physical Chemistry C, 2021, 125 (31), pp.17078-17087. ⟨10.1021/acs.jpcc.1c04778⟩
Journal articles hal-03448318v1

Behavior of the ε-Ga 2 O 3 :Sn Evaporation During Laser-Assisted Atom Probe Tomography

Florian Chabanais , Enrico Di Russo , Alexander Karg , Martin Eickhoff , Williams Lefebvre
Microscopy and Microanalysis, 2021, 27 (4), pp.687-695. ⟨10.1017/S1431927621000544⟩
Journal articles hal-03467531v1

Effects of Mg on strengthening mechanisms in ultrafine-grained Al–Mg–Zr alloy

T.S. Orlova , T.A. Latynina , M.Y. Murashkin , F. Chabanais , Lorenzo Rigutti
Journal of Alloys and Compounds, 2021, 859, pp.157775. ⟨10.1016/j.jallcom.2020.157775⟩
Journal articles hal-03260637v1
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Nanoscale periodic gradients generated by laser powder bed fusion of an AlSi10Mg alloy

Williams Lefebvre , Grégory Rose , Pauline Delroisse , Eric Baustert , Fabien Cuvilly
Materials & Design, 2021, 197, pp.109264. ⟨10.1016/j.matdes.2020.109264⟩
Journal articles hal-03260666v1
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Investigations of powder reusing on microstructure and mechanical properties of Inconel 718 obtained by additive manufacturing

Elie Paccou , Morgane Mokhtari , Clément Keller , Josiane Nguejio , Williams Lefebvre
Materials Science and Engineering: A, 2021, 828, pp.142113. ⟨10.1016/j.msea.2021.142113⟩
Journal articles hal-03467518v1
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Vacancy release upon heating of an ultrafine grain Al-Zr alloy: In-situ observations and theoretical modeling

Williams Lefebvre , N.V. Skiba , F. Chabanais , M.Yu. Gutkin , Lorenzo Rigutti
Journal of Alloys and Compounds, 2021, 862, pp.158455. ⟨10.1016/j.jallcom.2020.158455⟩
Journal articles hal-03260629v1
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Probing the origins of magnetism in 2 at% Fe-implanted 4H-SiC

Leifeng Zhang , Lindor Diallo , Abdeslem Fnidiki , Luc Lechevallier , Alain Declemy
Scripta Materialia, 2020, 188, pp.157-163. ⟨10.1016/j.scriptamat.2020.07.030⟩
Journal articles hal-02922644v1
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Atomic-scale investigation of the interface precipitation in a TiB 2 nanoparticles reinforced Al–Zn–Mg–Cu matrix composite

Yu Ma , Ahmed Addad , G Ji , Ming-Xing Zhang , Williams Lefebvre
Acta Materialia, 2019, Acta Materialia, 185, pp.287 - 299. ⟨10.1016/j.actamat.2019.11.068⟩
Journal articles hal-03019087v1

Niobium Base Superalloys: Achievement of a Coherent Ordered Precipitate Structure in the Nb Solid-Solution

François Saint-Antonin , Williams Lefebvre , Ivan Blum
Crystals, 2019, 9 (7), pp.345. ⟨10.3390/cryst9070345⟩
Journal articles hal-03260704v1

La sonde atomique tomographique

Lorenzo Rigutti , François Vurpillot , Williams Lefebvre , Angela Vella
Reflets de la Physique, 2019, 62, pp.4-10. ⟨10.1051/refdp/201962004⟩
Journal articles hal-03260708v1

Over-ageing of an Al-Mg-Si alloy with silicon excess

G. Meyruey , V. Massardier , W. Lefebvre , M. Perez
Materials Science and Engineering: A, 2018, 730, pp.92-105. ⟨10.1016/j.msea.2018.05.094⟩
Journal articles hal-01916317v1

Composition Metrology of Ternary Semiconductor Alloys Analyzed by Atom Probe Tomography

E. Di Russo , F. Moyon , N. Gogneau , L. Largeau , E. Giraud
Journal of Physical Chemistry C, 2018, 122 (29), pp.16704--16714. ⟨10.1021/acs.jpcc.8b03223⟩
Journal articles hal-01928844v1

Reverse Monte Carlo Reconstruction Algorithm for Discrete Electron Tomography Based on HAADF-STEM Atom Counting

F. Moyon , Daniel Hernandez Maldonado , M.D. Robertson , A. Etienne , Célia Castro
Journal of Microscopy, 2017, 265 (1), pp.73-80. ⟨10.1111/jmi.12464⟩
Journal articles hal-01954197v1

Revealing the atomic structure of two dimensional and three dimensional defects by aberration corrected Scanning Transmission Electron Microscopy

Williams Lefebvre , Alfiia Akhatova , Lorenzo Mancini , Auriane Etienne , Bertrand Radiguet
JEOL NEWS Magazine , 2017
Journal articles hal-02112299v1

Three-dimensional atomic-scale investigation of ZnO-Mg x Zn 1−x O m-plane heterostructures

E. Di Russo , L. Mancini , F. Moyon , S. Moldovan , J. Houard
Applied Physics Letters, 2017, 111 (3), pp.032108. ⟨10.1063/1.4994659⟩
Journal articles hal-01766135v1

Multi-excitonic emission from Stranski-Krastanov GaN/AlN quantum dots inside a nanoscale tip

L. Mancini , F. Moyon , J. Houard , I. Blum , W. Lefebvre
Applied Physics Letters, 2017, 111 (24), ⟨10.1063/1.5004417⟩
Journal articles hal-01766091v1

Carrier Localization in GaN/AlN Quantum Dots As Revealed by Three-Dimensional Multimicroscopy

Lorenzo Mancini , Florian Moyon , David Hernàndez-Maldonado , Ivan Blum , Jonathan Houard
Nano Letters, 2017, 17 (7), pp.4261 - 4269. ⟨10.1021/acs.nanolett.7b01189⟩
Journal articles hal-01765951v1

Cu Atoms Suppress Misfit Dislocations at the B''/Al Interface in Al\textendashMg\textendashSi Alloys

Takeshi Saito , Flemming J.H. Ehlers , Williams Lefebvre , David Hernandez-Maldonado , Ruben Bjørge
Scripta Materialia, 2016, 110, pp.6-9. ⟨10.1016/j.scriptamat.2015.07.033⟩
Journal articles hal-01954230v1

Statistical nanoscale study of localised radiative transitions in GaN/AlGaN quantum wells and AlGaN epitaxial layers

L. Rigutti , L. Mancini , W. Lefebvre , J. Houard , Daniel Hernandez Maldonado
Semiconductor Science and Technology, 2016, 31 (9), pp.095009. ⟨10.1088/0268-1242/31/9/095009⟩
Journal articles hal-01928848v1

Mechanical and Electrical Properties of an Ultrafine Grained Al\textendash8.5 Wt. % RE (RE = 5.4 Wt.% Ce, 3.1 Wt.% La) Alloy Processed by Severe Plastic Deformation

M.Yu. Murashkin , I. Sabirov , A.E. Medvedev , N.A. Enikeev , W. Lefebvre
Materials & Design, 2016, 90, pp.433-442. ⟨10.1016/j.matdes.2015.10.163⟩
Journal articles hal-01954255v1

Advanced Volume Reconstruction and Data Mining Methods in Atom Probe Tomography

F. Vurpillot , W. Lefebvre , J.M. Cairney , C. Oberdorfer , B.P. Geiser
MRS Bulletin, 2016, 41 (01), pp.46-52. ⟨10.1557/mrs.2015.312⟩
Journal articles hal-01954244v1

The effect of minor solute additions on the precipitation path of an AlCuLi alloy

Eva Gumbmann , Williams Lefebvre , Frédéric de Geuser , Christophe Sigli , Alexis Deschamps
Acta Materialia, 2016, 115, pp.104-114. ⟨10.1016/j.actamat.2016.05.050⟩
Journal articles hal-01367843v1
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A combinatorial approach for studying the effect of Mg concentration on precipitation in an Al–Cu–Li alloy

E Gumbmann , F de Geuser , A Deschamps , W Lefebvre , F Robaut
Scripta Materialia, 2016, ⟨10.1016/j.scriptamat.2015.07.042⟩
Journal articles hal-01265702v1

Microstructure, Mechanical Properties and Creep of Magnesium Alloy Elektron21 Reinforced with AlN Nanoparticles by Ultrasound-Assisted Stirring

Lydia Katsarou , Maher Mounib , Williams Lefebvre , Sergey Vorozhtsov , Matteo Pavese
Materials Science and Engineering: A, 2016, 659, pp.84-92. ⟨10.1016/j.msea.2016.02.042⟩
Journal articles hal-01954250v1

Multi-Microscopy Study of the Influence of Stacking Faults and Three-Dimensional In Distribution on the Optical Properties of m-Plane InGaN Quantum Wells Grown on Microwire Sidewalls

L. Mancini , Daniel Hernandez Maldonado , W. Lefebvre , J. Houard , I. Blum
Applied Physics Letters, 2016, 108 (4), pp.042102. ⟨10.1063/1.4940748⟩
Journal articles hal-01954240v1

Understanding and controlling the structure and segregation behaviour of AuRh nanocatalysts

L. Piccolo , Z. Y. Li , Ilker Demiroglu , Florian Moyon , Z. Konuspayeva
Scientific Reports, 2016, 6, pp.35226. ⟨10.1038/srep35226⟩
Journal articles hal-01399198v1

Statistical correction of atom probe tomography data of semiconductor alloys combined with optical spectroscopy: The case of Al0.25Ga0.75N

L. Rigutti , L. Mancini , Daniel Hernandez Maldonado , W. Lefebvre , E. Giraud
Journal of Applied Physics, 2016, 119 (10), pp.105704. ⟨10.1063/1.4943612⟩
Journal articles hal-01928851v1
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Identification of the metallurgical parameters explaining the corrosion susceptibility in a 2050 aluminium alloy

Mathilde Guérin , Joël Alexis , Eric Andrieu , Lydia Laffont-Dantras , Williams Lefebvre
Corrosion Science, 2016, 102, pp.291-300. ⟨10.1016/j.corsci.2015.10.020⟩
Journal articles hal-01264384v1

Assessing the Composition of Wide Bandgap Compound Semiconductors by Atom Probe Tomography: A Metrological Problem

L. Rigutti , L. Mancini , E. Di Russo , I. Blum , F. Moyon
Microscopy and Microanalysis, 2016, 22 (S3), pp.650-651. ⟨10.1017/S1431927616004104⟩
Journal articles hal-01954232v1

HAADF–STEM atom counting in atom probe tomography specimens: Towards quantitative correlative microscopy

W. Lefebvre , Daniel Hernandez Maldonado , F. Moyon , F. Cuvilly , C. Vaudolon
Ultramicroscopy, 2015, 159, pp.403-412. ⟨10.1016/j.ultramic.2015.02.011⟩
Journal articles hal-02107619v1

Size distribution and volume fraction of T1 phase precipitates from TEM images: Direct measurements and related correction

Thomas Dorin , Patricia Donnadieu , Jean-Marc Chaix , Williams Lefebvre , Frédéric De Geuser
Micron, 2015, 78, pp.19-27. ⟨10.1016/j.micron.2015.06.002⟩
Journal articles hal-01264142v1

Correlation of Microphotoluminescence Spectroscopy, Scanning Transmission Electron Microscopy, and Atom Probe Tomography on a Single Nano-object Containing an InGaN/GaN Multiquantum Well System

Lorenzo Rigutti , Ivan Blum , Deodatta Shinde , David Hernandez-Maldonado , Williams Lefebvre
Nano Letters, 2014, 14 (1), pp.107-114. ⟨10.1021/nl4034768⟩
Journal articles hal-01986734v1

Quantitative description of the T-1 formation kinetics in an Al-Cu-Li alloy using differential scanning calorimetry, small-angle X-ray scattering and transmission electron microscopy

T. Dorin , A. Deschamps , F. de Geuser , W. Lefebvre , C. Sigli
Philosophical Magazine, 2014, 94 (10), pp.1012-1030. ⟨10.1080/14786435.2013.878047⟩
Journal articles hal-01053233v1
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Reactivity and Microstructure of Al2O3-Reinforced Magnesium-Matrix Composites

Maher Mounib , Matteo Pavese , Claudio Badini , Williams Lefebvre , Hajo Dieringa
Advances in Materials Science and Engineering, 2014, 2014, pp.476079. ⟨10.1155/2014/476079⟩
Journal articles hal-02354626v1

Strengthening mechanisms of T-1 precipitates and their influence on the plasticity of an Al-Cu-Li alloy.

T. Dorin , F. de Geuser , W. Lefebvre , C. Sigli , A. Deschamps
Materials Science and Engineering: A, 2014, 605, pp.119-126. ⟨10.1016/j.msea.2014.03.024⟩
Journal articles hal-01073083v1
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Composition of Wide Bandgap Semiconductor Materials and Nanostructures Measured by Atom Probe Tomography and Its Dependence on the Surface Electric Field

Lorenzo Mancini , Nooshin Amirifar , Deodatta Shinde , Ivan Blum , Matthieu Gilbert
Journal of Physical Chemistry C, 2014, 118 (41), pp.24136-24151. ⟨10.1021/jp5071264⟩
Journal articles hal-01163403v1

Tracking the path of dislocations across ordered Al3Zr nano-precipitates in three dimensions

W. Lefebvre , N. Masquelier , J. Houard , Renaud Patte , H. Zapolsky
Scripta Materialia, 2014, 70, pp.43-46. ⟨10.1016/j.scriptamat.2013.09.014⟩
Journal articles hal-02109343v1

Nano-precipitates made of atomic pillars revealed by single atom detection in a Mg-Nd alloy

W. Lefebvre , V. Kopp , Cristelle Pareige
Applied Physics Letters, 2012, 100 (14), pp.141906. ⟨10.1063/1.3701272⟩
Journal articles hal-02107335v1

Experimental and modelling assessment of precipitation kinetics in an Al-Li-Mg alloy

A. Deschamps , C. Sigli , T. Mourey , F. De geuser , W. Lefebvre
Acta Materialia, 2012, 60 (5), pp.1917-1928. ⟨10.1016/j.actamat.2012.01.010⟩
Journal articles hal-00728089v1

Determination of the Mg-Rich Phase Boundary of the Binary Mg-Nd Phase Diagram by Means of Atom Probe Tomography

V. Kopp , W. Lefebvre , Cristelle Pareige
Journal of Phase Equilibria and Diffusion, 2011, 32 (4), pp.298-301. ⟨10.1007/s11669-011-9882-1⟩
Journal articles hal-02107366v1

Determination of Matrix Composition Based on Solute-Solute Nearest-Neighbor Distances in Atom Probe Tomography

F. de Geuser , W. Lefebvre
Microscopy Research and Technique, 2011, 74 (3), pp.257-263. ⟨10.1002/jemt.20899⟩
Journal articles hal-00633947v1

Evolution of precipitate microstructures during the retrogression and re-ageing heat treatment of an Al-Zn-Mg-Cu alloy

T. Marlaud , A. Deschamps , F. Bley , W. Lefebvre , B. Baroux
Acta Materialia, 2010, 58 (14), pp.4814-4826. ⟨10.1016/j.actamat.2010.05.017⟩
Journal articles hal-00517197v1

Enhanced Strength and Ductility of Ultrafine-Grained Ti Processed by Severe Plastic Deformation

Irina Semenova , Gulnaz Salimgareeva , Gérald da Costa , Williams Lefebvre , Ruslan Valiev
Advanced Engineering Materials, 2010, 12 (8), pp.803-807. ⟨10.1002/adem.201000059⟩
Journal articles hal-02108169v1

Influence of alloy composition and heat treatment on precipitate composition in Al-Zn-Mg-Cu alloys

T. Marlaud , A. Deschamps , F. Bley , W. Lefebvre , B. Baroux
Acta Materialia, 2010, 58 (1), pp.248-260. ⟨10.1016/j.actamat.2009.09.003⟩
Journal articles hal-00456224v1

Clustering and nearest neighbour distances in atom-probe tomography

T. Philippe , F. de Geuser , S. Duguay , W. Lefebvre , O. Cojocaru-Mirédin
Ultramicroscopy, 2009, 109, pp.1304-1309. ⟨10.1016/j.ultramic.2009.06.007⟩
Journal articles hal-00457542v1
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Complementary use of TEM and APT for the investigation of steels nanostructured by severe plastic deformation

Xavier Sauvage , Williams Lefebvre , Cécile Genevois , S. Ohsaki , Kazuhiro Hono
Scripta Materialia, 2009, 60, pp.1056-1061. ⟨10.1016/j.scriptamat.2009.02.019⟩
Journal articles hal-00375381v1

3DAP measurements of Al content in different types of precipitates in aluminium alloys

W. Lefebvre , F. Danoix , G. da Costa , Frédéric de Geuser , H. Hallem
Surface and Interface Analysis, 2007, 39 (2-3), pp.206-212. ⟨10.1002/sia.2516⟩
Journal articles hal-02320474v1
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An improved reconstruction procedure for the correction of local magnification effects in three-dimensional atom-probe

F. de Geuser , W. Lefebvre , F. Danoix , F. Vurpillot , B. Forbord
Surface and Interface Analysis, 2007, 39 (2-3), pp.268--272. ⟨10.1002/sia.2489⟩
Journal articles hal-00408094v1

Nanocrystallized Al92Sm8 amorphous alloy investigated by high-resolution microscopy and 3D atom-probe analysis

T. Gloriant , F. Danoix , W. Lefebvre , A.L. Greer
Adv. Eng. Mater, 2007, 9-3, pp.151-155
Journal articles hal-00496138v1
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Complex Precipitation Pathways in Multi-Component Alloys

Emmanuel Clouet , Ludovic Laé , Thierry Épicier , Williams Lefebvre , Maylise Nastar
Nature Materials, 2006, 5, pp.482-488. ⟨10.1038/Nmat1652⟩
Journal articles hal-00077357v1
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3D atom probe study of solute atoms clustering during natural ageing and pre-ageing of an Al-Mg-Si alloy

F. de Geuser , W. Lefebvre , D. Blavette
Philosophical Magazine Letters, 2006, 86 (4), pp.227--234. ⟨10.1080/09500830600643270⟩
Journal articles hal-00408093v1

Atom probe tomography II. The precipitation in Al base alloys

F. de Geuser , W. Lefebvre , P. Auger , F. Danoix , A. Bigot
Advanced Engineering Materials, 2006, 8 (12), pp.1206--1209. ⟨10.1002/adem.200600180⟩
Journal articles hal-01928900v1

Complex precipitation pathways in multicomponent alloys

E. Clouet , L. Lae , T. Epicier , W. Lefebvre , M. Nastar
Nature Materials, 2006, 5 (6), pp.482-488
Journal articles hal-00139911v1

Characterisation of the composition and volume fraction of η′ and η precipitates in an Al–Zn–Mg alloy by a combination of atom probe, small-angle X-ray scattering and transmission electron microscopy

Myriam Dumont , W. Lefebvre , B. Doisneau-Cottignies , A. Deschamps
Acta Materialia, 2005, 53 (10), pp.2881 - 2892. ⟨10.1016/j.actamat.2005.03.004⟩
Journal articles hal-01774069v1
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Three Dimensional Atom Probe investigation on the formation of Al3(Sc,Zr)-dispersoids in aluminium alloys

Borge Forbord , Williams Lefebvre , Frederic Danoix , Hakon Hallem , Knut Marthinsen
Scripta Metallurgica, 2004, 51, pp.333-337. ⟨10.1016/j.scriptamat.2004.03.033⟩
Journal articles hal-00003787v1

Atom probe study of phase transformations in a Ti-48 at.% Al alloy

Williams Lefebvre , A. Menand , A. Loiseau , D. Blavette
Materials Science and Engineering: A, 2002, 327 (1), pp.40--46. ⟨10.1016/S0921-5093(01)01890-1⟩
Journal articles hal-01928915v1

Correlative Investigations by HAADF-STEM and Atom Probe Tomography

Williams Lefebvre , Florian Moyon , Antoine Normand , Nicolas Rolland , Ivan Blum
European Microscopy Congress, Aug 2016, Lyon, France. pp.775-776, ⟨10.1002/9783527808465.EMC2016.8364⟩
Conference papers hal-01954243v1

Combinatorial Approach to Investigate the Influence of Minor Alloying Elements in AlCuLi Alloys

E. Gumbmann , F. de Geuser , C. Sigli , W. Lefebvre , A. Deschamps
International Conference on Solid-Solid Phase Transformations in Inorganic Materials (PTM), 2015, Whistler, BC, Canada
Conference papers hal-01838889v1

The influence of Mg and Ag on the precipitation kinetics and the formation of the T1 phase in Al-Cu-Li alloys

E. Gumbmann , F. de Geuser , W. Lefebvre , C. Sigli , A. Deschamps
International Conference on Aluminium Alloys (ICAA 14), 2014, Trondheim, Norway. ⟨10.4028/⟩
Conference papers hal-01838895v1

Complementarity of atom probe, small angle scattering and differential scanning calorimetry for the study of precipitation in aluminium alloys

F. de Geuser , T. Dorin , W. Lefebvre , B. Gault , A. Deschamps
International Conference on Aluminium Alloys (ICAA 14), 2014, Trondheim, Norway. ⟨10.4028/⟩
Conference papers hal-01838893v1

Tailoring the morphological parameters of the T1 phase in Al-Cu-Li alloys: a way to quantify the microstructure-strength relationship

T. Dorin , F. de Geuser , W. Lefebvre , A. Deschamps
EUROMAT conference, 2013, Sevilla, Spain
Conference papers hal-01838901v1

Methods for the study of clustering and precipitation in Al-based alloys by APT

W. Lefebvre , F. Vurpillot , M. Torsaeter , F. de Geuser
International Conference on Aluminium Alloys (ICAA 12), 2010, Yokohama, Japan
Conference papers hal-01838921v1

Characterization of preprecipitation stages by atom probe tomography and small-angle X-ray scattering in an Al-Li-Cu-Mg-Ag alloy

W. Lefebvre , K. Hoummada , B. Decreus , F. de Geuser , A. Deschamps
International Conference on Aluminium Alloys (ICAA 11), 2008, Aachen, Germany
Conference papers hal-01838929v1

3D Atom Probe investigation of the early stages of precipitation in an Al-Mg-Si alloy

Frederic de Geuser , W. Lefebvre , D. Blavette
International Conference on Solid-Solid Phase Transformations in Inorganic Materials (PTM), 2005, Phoenix, United States
Conference papers hal-01838936v1

Atom Probe Tomography in Materials Science

D. Blavette , Frederic de Geuser , W. Lefebvre , E. Bémont
Journées d'automne de la SF2M, 2005, Paris, France
Conference papers hal-01838933v1

3D Atom Probe investigation of the early stages of precipitation in an Al-Mg-Si alloy

F. de Geuser , W. Lefebvre , D. Blavette
German-French symposium, 2005, Rouen, France
Conference papers hal-01838934v1

3DAP investigations of Al-based alloys : how much Al in precipitates

W. Lefebvre , F. Danoix , Frederic de Geuser , H. Hallem , A. Deschamps
49th International Field Emission Symposium (IFES), 2004, Graz, Austria
Conference papers hal-01838940v1

An improved reconstruction procedure for the correction of local magnification effects in 3D Atom Probe

Frederic de Geuser , W. Lefebvre , F. Danoix , F. Vurpillot , B. Forbord
49th International Field Emission Symposium (IFES), 2004, Graz, Austria
Conference papers hal-01838942v1

3D atom probe: Chemical analysis with (near) atomic resolution

F. Danoix , F. Vurpillot , W. Lefebvre , D. Blavette
Microscopy and Microanalysis, 2003, Unknown, Unknown Region. pp.568--569
Conference papers hal-01928912v1

Detection of dissociated Al hydrides by APFIM

F. de Geuser , F. Danoix , Williams Lefebvre , D. Blavette
3D Atom Probe Workshop, Oak Ridge National Laboratory, 2003, Oak Ridge, United States
Conference papers hal-01838943v1