Thèses en cours

• Xinliang XIE, Fabrication additive par projection à froid et caractérisation de matériaux composites nanotubes de carbon/Al . Thèse débutée en 2016. Co-directeur: LIAO Hanlin.
• Yu MA, Etude de matériaux composites à matrice d'aluminium renforcée par des nanoparticules TiB2 pour la MET . Thèse débutée en 2016. Co-directeur: Vincent JI .
• SHEN Zhengyan, . Thèse débutée en 2016. Co-directeur: Silvain Jean François.
• Devadas BHAT PANEMANGALORE, Engineered surfaces based on magnesium alloys and composites. Thèse débutée en 2015. Co-directeur: Rajashekhara Shabadi.

Communications et séminaires récents

35 communication(s) orale(s), dont 6 invité(e)s. 7 communication(s) par affiche. Liste détaillée.

Publications récentes

• 2017
  43. C. Y. Dan, Z. Chen, G. Ji, S. H. Zhong, Y. Wu, F. Brisset, H. W. Wang, V. Ji, Microstructure study of cold rolling nanosized in-situ TiB 2 particle reinforced Al composites, Materials & Design 130 357-365 (2017) [doi: 10.1016/j.matdes.2017.05.076]
  42. M. Chen, X. Li, G. Ji, Y. Wu, Z. Chen, W. Baekelant, K. Vanmeensel, H. Wang, J. P. Kruth, Novel Composite Powders with Uniform TiB2 Nano-Particle Distribution for 3D Printing, Applied Sciences 7 250 (2017) [doi: 10.3390/app7030250]
  41. X. P. Li, G. Ji, Z. Chen, A. Addad, Y. Wu, H. W. Wang, J. Vleugels, J. Van humbeeck, J. P. Kruth, Selective laser melting of nano-TiB 2 decorated AlSi10Mg alloy with high fracture strength and ductility, Acta Materialia 129 183-193 (2017) [doi: 10.1016/j.actamat.2017.02.062]
  40. M. Cao, D. B. Xiong, Z. Tan, G. Ji, B. Amin-ahmadi, Q. Guo, G. Fan, C. Guo, Z. Li, D. Zhang, Aligning graphene in bulk copper: Nacre-inspired nanolaminated architecture coupled with in-situ processing for enhanced mechanical properties and high electrical conductivity, Carbon 117 65-74 (2017) [doi: 10.1016/j.carbon.2017.02.089]
  39. Z. Chen, G. A. Sun, Y. Wu, M. H. Mathon, A. Borbely, D. Chen, G. Ji, M. L. Wang, S. Y. Zhong, H. W. Wang, Multi-scale study of microstructure evolution in hot extruded nano-sized TiB2 particle reinforced aluminum composites, Materials & Design 116 577-590 (2017) [doi: 10.1016/j.matdes.2016.12.070]
• 2016
  38. Z. Tan, G. Ji, A. Addad, Z. Li, J. F. Silvain, D. Zhang, Tailoring interfacial bonding states of highly thermal performance diamond/Al composites: Spark plasma sintering vs. vacuum hot pressing, Composites Part A: Applied Science and Manufacturing 91 9-19 (2016) [doi: 10.1016/j.compositesa.2016.09.012]
  37. L. Yan, Z. Tan, G. Ji, Z. Li, G. Fan, D. Schryvers, A. Shan, D. Zhang, A quantitative method to characterize the Al4C3-formed interfacial reaction: The case study of MWCNT/Al composites, Materials Characterization 112 213-218 (2016) [doi: 10.1016/j.matchar.2015.12.031]
  36. G. Ji, Z. Tan, Y. Lu, D. Schryvers, Z. Li, D. Zhang, Heterogeneous interfacial chemical nature and bonds in a W-coated diamond/Al composite, Materials Characterization 112 129-133 (2016) [doi: 10.1016/j.matchar.2015.12.013]
  35. Z. Tan, Z. Chen, G. Fan, G. Ji, J. Zhang, R. Xu, A. Shan, Z. Li, D. Zhang, Effect of particle size on the thermal and mechanical properties of aluminum composites reinforced with SiC and diamond, Materials & Design 90 845-851 (2016) [doi: 10.1016/j.matdes.2015.11.028]
• 2015
  34. G. Serghiou, G. Ji, N. Odling, H. J. Reichmann, J. P. Morniroli, R. Boehler, D. J. Frost, J. P. Wright, B. Wunder, Creating Reactivity with Unstable Endmembers using Pressure and Temperature: Synthesis of Bulk Cubic Mg0.4Fe0.6N, Angewandte Chemie International Edition 54 15109-15112 (2015) [doi: 10.1002/anie.201506257]
  33. Z. Chen, J. Li, A. Borbely, G. Ji, S. Y. Zhong, Y. Wu, M. L. Wang, H. W. Wang, The effects of nanosized particles on microstructural evolution of an in-situ TiB2/6063Al composite produced by friction stir processing, Materials & Design 88 999-1007 (2015) [doi: 10.1016/j.matdes.2015.09.127]
  32. L. Cheng, G. De temmerman, P. A. Zeijlmans van emmichoven, G. Ji, H. B. Zhou, B. Wang, Y. Yuan, Y. Zhang, G. H. Lu, Effect of neon plasma pre-irradiation on surface morphology and deuterium retention of tungsten, Journal of Nuclear Materials 463 1025-1028 (2015) [doi: 10.1016/j.jnucmat.2014.11.110]
  31. Z. Chen, Z. Tan, G. Ji, G. Fan, D. Schryvers, Q. Ouyang, Z. Li, Effect of Interface Evolution on Thermal Conductivity of Vacuum Hot Pressed SiC/Al Composites, Advanced Engineering Materials 17 1076-1084 (2015) [doi: 10.1002/adem.201400412]
  30. L. Pittarello, G. Ji, A. Yamaguchi, D. Schryvers, V. Debaille, P. Claeys, From olivine to ringwoodite: a TEM study of a complex process, Meteoritics & Planetary Science 50 944-957 (2015) [doi: 10.1111/maps.12441]
  29. Y. Tang, Z. Chen, A. Borbély, G. Ji, S. Y. Zhong, D. Schryvers, V. Ji, H. W. Wang, Quantitative study of particle size distribution in an in-situ grown Al–TiB2 composite by synchrotron X-ray diffraction and electron microscopy, Materials Characterization 102 131-136 (2015) [doi: 10.1016/j.matchar.2015.03.003]
  28. G. Serghiou, G. Ji, N. Odling, H. J. Reichmann, D. J. Frost, J. P. Wright, Synthesis and high-resolution study distinguishing between very similar interstitial iron nitride structures, High Pressure Research 1-9 (2015) [doi: 10.1080/08957959.2014.996561]
  27. C. Zhou, D. Chen, X. B. Zhang, Z. Chen, S. Y. Zhong, Y. Wu, G. Ji, H. W. Wang, The roles of geometry and topology structures of graphite fillers on thermal conductivity of the graphite/aluminum composites, Physics Letters A 379 452-457 (2015) [doi: 10.1016/j.physleta.2014.10.048]
  26. C. Zhou, W. Huang, Z. Chen, G. Ji, M. L. Wang, D. Chen, H. W. Wang, In-plane thermal enhancement behaviors of Al matrix composites with oriented graphite flake alignment, Composites Part B: Engineering 70 256-262 (2015) [doi: 10.1016/j.compositesb.2014.11.018]
• 2014
  25. S. M. Ma, P. Zhang, G. Ji, Z. Chen, G. A. Sun, S. Y. Zhong, V. Ji, H. W. Wang, Microstructure and mechanical properties of friction stir processed Al–Mg–Si alloys dispersion-strengthened by nanosized TiB2 particles, Journal of Alloys and Compounds 616 128-136 (2014) [doi: 10.1016/j.jallcom.2014.07.092]
  24. C. Zhou, G. Ji, Z. Chen, M. Wang, A. Addad, D. Schryvers, H. Wang, Fabrication, interface characterization and modeling of oriented graphite flakes/Si/Al composites for thermal management applications, Materials & Design 63 719-728 (2014) [doi: 10.1016/j.matdes.2014.07.009]
  23. X. P. Li, J. Q. Wang, M. Yan, G. Ji, G. B. Schaffer, M. Qian, Formation of anomalously large Al single crystals at triple points during pulsed electric current sintering (PECS) of Al86Ni6Y4.5Co2La1.5 metallic glass, Materials Letters 132 196-199 (2014) [doi: 10.1016/j.matlet.2014.06.077]
  22. G. Serghiou, G. Ji, M. Koch-müller, N. Odling, H. J. Reichmann, J. P. Wright, P. Johnson, Dense Si _x Ge _{1– x} (0 < x < 1) Materials Landscape Using Extreme Conditions and Precession Electron Diffraction, Inorganic Chemistry 53 5656-5662 (2014) [doi: 10.1021/ic500416s]
  21. G. Ji, Z. Tan, R. Shabadi, Z. Li, W. Grünewald, A. Addad, D. Schryvers, D. Zhang, Triple ion beam cutting of diamond/Al composites for interface characterization, Materials Characterization 89 132-137 (2014) [doi: 10.1016/j.matchar.2014.01.008]
  20. Z. Tan, Z. Li, D. B. Xiong, G. Fan, G. Ji, D. Zhang, A predictive model for interfacial thermal conductance in surface metallized diamond aluminum matrix composites, Materials & Design 55 257-262 (2014) [doi: 10.1016/j.matdes.2013.09.060]
• 2013
  19. F. Housaer, A. Legris, F. Béclin, M. Touzin, D. Tingaud, G. Ji, R. Shabadi, Characterization of Al/MWCNTs composites prepared by powder metallurgy routes, MATEC Web of Conferences 7 01002 (2013) [doi: 10.1051/matecconf/20130701002]
  18. J. Zou, C. Buckley, H. Shao, G. Ji, K. Zhang, Light-Metal-Based Nanostructures for Energy and Biomedical Applications, Journal of Nanomaterials 2013 1-2 (2013) [doi: 10.1155/2013/203542]
  17. G. Ji, J. P. Morniroli, Electron diffraction characterization of a new metastable Al2Cu phase in an Al–Cu friction stir weld, Journal of Applied Crystallography 46 430-442 (2013) [doi: 10.1107/S0021889813001635]
  16. X. P. Li, M. Yan, G. Ji, M. Qian, Applied Pressure on Altering the Nano-Crystallization Behavior of Al86Ni6Y4.5Co2La1.5 Metallic Glass Powder during Spark Plasma Sintering and Its Effect on Powder Consolidation, Journal of Nanomaterials 2013 1-6 (2013) [doi: 10.1155/2013/101508]
  15. Z. Chen, G. Ji, N. Prud’homme, A. Addad, V. Ji, J. Chevalier, G. Bernard-granger, Stabilization of the tetragonal phase in large columnar zirconia crystals without incorporating dopants, Scripta Materialia 68 559-562 (2013) [doi: 10.1016/j.scriptamat.2012.11.028]
  14. Z. Tan, Z. Li, G. Fan, Q. Guo, X. Kai, G. Ji, L. Zhang, D. Zhang, Enhanced thermal conductivity in diamond/aluminum composites with a tungsten interface nanolayer, Materials & Design 47 160-166 (2013) [doi: 10.1016/j.matdes.2012.11.061]
  13. Z. Tan, Z. Li, G. Fan, X. Kai, G. Ji, L. Zhang, D. Zhang, Fabrication of diamond/aluminum composites by vacuum hot pressing: Process optimization and thermal properties, Composites Part B: Engineering 47 173-180 (2013) [doi: 10.1016/j.compositesb.2012.11.014]
  12. Z. Tan, Z. Li, G. Fan, X. Kai, G. Ji, L. Zhang, D. Zhang, Diamond/aluminum composites processed by vacuum hot pressing: Microstructure characteristics and thermal properties, Diamond and Related Materials 31 1-5 (2013) [doi: 10.1016/j.diamond.2012.10.008]
  11. G. Ji, F. Bernard, S. Launois, T. Grosdidier, Processing conditions, microstructure and mechanical properties of hetero-nanostructured ODS FeAl alloys produced by spark plasma sintering, Materials Science and Engineering: A 559 566-573 (2013) [doi: 10.1016/j.msea.2012.08.142]
• 2012
  10. J. Zou, H. Sun, X. Zeng, G. Ji, W. Ding, Preparation and Hydrogen Storage Properties of Mg-Rich Mg-Ni Ultrafine Particles, Journal of Nanomaterials 2012 1-8 (2012) [doi: 10.1155/2012/592147]
  9. M. N. Avettand-fenoël, R. Taillard, G. Ji, D. Goran, Multiscale Study of Interfacial Intermetallic Compounds in a Dissimilar Al 6082-T6/Cu Friction-Stir Weld, Metallurgical and Materials Transactions A 43 4655-4666 (2012) [doi: 10.1007/s11661-012-1277-3]
  8. D. Jacob, G. Ji, J. P. Morniroli, A systematic method to identify the space group from PED and CBED patterns part II – practical examples, Ultramicroscopy 121 61-71 (2012) [doi: 10.1016/j.ultramic.2012.04.015]
  7. J. P. Morniroli, G. Ji, D. Jacob, A systematic method to identify the space group from PED and CBED patterns part I - theory, Ultramicroscopy 121 42-60 (2012) [doi: 10.1016/j.ultramic.2012.04.008]
  6. M. N. Avettand-fènoël, R. Taillard, G. Ji, Quality of Interfaces in Cu/Al Dissimilar Friction-Stirred Welds, Materials Science Forum 706-709 959-964 (2012) [doi: 10.4028/www.scientific.net/MSF.706-709.959]
• 2011
  5. D. Goran, G. Ji, M. N. Avettand-fènoël, R. Taillard, Texture and Microstructure Evolution in Friction Stir Welded Cu-Al Sheets Characterized by EBSD, Materials Science Forum 702-703 574-577 (2011) [doi: 10.4028/www.scientific.net/MSF.702-703.574]
  4. G. Ji, D. Jacob, J. P. Morniroli, The state of order in Fe-Al studied by precession electron diffraction, Philosophical Magazine Letters 91 57-63 (2011) [doi: 10.1080/09500839.2010.524898]
• 2010
  3. T. Grosdidier, D. Goran, G. Ji, N. Llorca, On the processing of hetero-nanostructured metals for improved strength/ductility balance by ECAE and SPS techniques, Journal of Alloys and Compounds 504S S456-S459 (2010) [doi: 10.1016/j.jallcom.2010.03.035]
  2. J. P. Morniroli, P. Stadelmann, G. Ji, S. Nicolopoulos, The symmetry of precession electron diffraction patterns, Journal of Microscopy 237 511-515 (2010) [doi: 10.1111/j.1365-2818.2009.03311.x]
• 2009
  1. G. Ji, J. P. Morniroli, G. J. Aucherlonie, J. Drnnan, D. Jacob, An efficient approach to characterize pseudo-merohedral twins by precession electron diffraction: application to the LaGaO3 perovskite, Ultramicroscopy 109 1282-1294 (2009) [doi: 10.1016/j.ultramic.2009.05.014]