J-GLOBAL ID:201801013929639769   Update date: Sep. 03, 2021

Bernard Chrystelle

ベルナール クリステル | Bernard Chrystelle
Affiliation and department:
Job title: Assistant Professor
Research field  (2): Polymer materials ,  Machine materials and mechanics
Research keywords  (7): Material characterization ,  Numerical modelling ,  Micromechanics ,  Large strain behavior ,  Dynamic behavior ,  Cold-Spray ,  Polymer
Research theme for competitive and other funds  (12):
  • 2021 - 2026 Micromechanical modelling of polymer particles under impact
  • 2021 - 2022 Experimental and numerical approaches for water film and particle flow analyses (and its particle deposition behavior) for repairing leakage pipes by cold spray process (or solid-state particle impingement process)
  • 2021 - 2022 Nanomechanical behavior of polymer particle at low strain rates
  • 2021 - 2022 Numerical modelling of the particle temperature evolution during cold spray process
  • 2019 - 2021 Development, mechanical and biodegradable characterization of cellulose nanofiber reinforced biodegradable plastics
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Papers (25):
  • Shaoyun Zhou, Chrystelle A. Bernard, Kesavan Ravi, Hiroki Saito, Yuji Ichikawa, Kazuhiro Ogawa, Shu Yin. Development and Characterization of Photocatalytic GaN Coatings by Cold Spray Process. Journal of Thermal Spray Technology. 2021
  • V. Egorov, O. Maksimova, H. Koibuchi, C. Bernard, J.-M. Chenal, O. Lame, G. Diguet, G. Sebald, J.-Y. Cavaille, T. Takagi. Electromechanical properties of ferroelectric polymers: Finsler geometry modeling and a Monte Carlo study. Physics Letters A. 2021. 396. 127230-127230
  • CA Bernard, D George, S Ahzi, Y Rémond. A generalized mechanical model using stress-strain duality at large strain for amorphous polymers. Mathematics and Mechanics of Solids. 2021. 26. 3. 386-400
  • H. Kurita, C. Bernard, A. Lavrovsky, F. Narita. Tensile Properties of Mechanically-defibrated Cellulose Nanofiber Reinforced Polylactic Acid Matrix Composites Fabricated by Fused Deposition Modeling. Transactions of Nanjing University of Aeronautics and Astronautics. 2021. 38. 1. 68-74
  • C.A. Bernard, O. Lame, T. Deplancke, J.-Y. Cavaillé, K. Ogawa. From rheological to original three-dimensional mechanical modelling of semi-crystalline polymers: Application to a wide strain rate range and large deformation of Ultra-High Molecular Weight PolyEthylene. Mechanics of Materials. 2020. 151. 103640-103640
MISC (2):
Patents (1):
  • Molding of metal film on the inner wall of pipes
Lectures and oral presentations  (65):
  • Effect of laser texturing and Ti bond coat on the film formation property of cold sprayed fluoropolymer coatings
    (Mechanical Engineering Congress 2021)
  • Nozzle design for polymer coating by cold spray process
    (ELyT Worshop 2021 2021)
  • Progressive improvement in deposition efficiency for cold sprayer fluoropolymer coatings
    (ELyT Worshop 2021 2021)
  • Design of cold spray nozzles for inner wall polymer coating fabrication
    (International Thermal Spray Conference (ITSC) 2021 2021)
  • Extremely high deposition efficiency of robust and super-hydrophobic fluoropolymer coating on a metallic intermediate layer by low-pressure cold spray
    (International Thermal Spray Conference (ITSC) 2021 2021)
Education (5):
  • 2011 - 2015 University of Strasbourg PhD student
  • 2010 - 2011 Institute Polytechnique of Bordeaux Master's degree in Mathematics and Mechanics
  • 2009 - 2011 University of Bordeaux 1 Master's degree in Mechanics and Engineering
  • 2008 - 2009 University of Bordeaux 1 Bachelor's degree in Physics and Engineering
  • 2007 - 2008 University of South Toulon Var Bachelor's degree in Mathematics
Professional career (1):
  • Dr.
Work history (3):
  • 2017/02 - 現在 Frontier Research Institute for Interdisciplinary Sciences, Tohoku University Assistant Professor
  • 2016/10 - 2017/01 Tohoku University JSPS post doc researcher
  • 2015/10 - 2016/09 University of Strasbourg Post doc researcher
Awards (4):
  • 2021/07 - Tohoku University Tohoku University prominent researcher fellow
  • 2020/02 - Caterpillar STEM Award The 2nd Caterpillar STEM Award - Special Recognition Award Polymer coating by cold spray process: understanding and modeling polymer deformation behavior at high temperature and strain rate
  • 2019/11 - Institute of Fluid Science, Tohoku University 16th International Conference on Flow Dynamics Best Presentation Award for Young Researcher Investigation of the thermal behavior of in-flight polymer particle during cold spray process
  • 2014/05 - Mechanical Department, ICube Laboratory Mechanical Department day Best Presentation Award Thermo-mechanical behavior of polymers: Modelling and Applications
Association Membership(s) (2):
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