Long Nguyen Tuan

Dr.-Ing. Long Nguyen Tuan

Wissenschaftlicher Mitarbeiter

Marienstr. 15, Raum 012
Tel: +49 (0) 3643 / 58 45 12
E-Mail: long.nguyen.tuan[at]uni-weimar.de 

Academic CV

2020 - presentPostdoctoral research, Institute of Structural Mechanics  and F.A. Institute of Material Sciences, Bauhaus-Universität Weimar, Germany
2017 - 2020Postdoctoral research, F.A. Institute of Material Sciences, Bauhaus-Universität Weimar, Germany
2015 -  2017Postdoctoral research, Institute of Structural Mechanics, Bauhaus-Universität Weimar, Germany
2014Postdoctoral research, Chair of Foundation Engineering, Soil and Rock Mechanics, Ruhr-Universität Bochum, Germany
2009 - 2014Doctoral study, Chair of Foundation Engineering, Soil and Rock Mechanics, Ruhr-Universität Bochum, Germany
2006 - 2008Master study (M.Sc.), Department of Civil Engineering, Bauhaus-Universität, Weimar, Germany
1997 - 2002Bachelor study, Department of Civil Engineering Hanoi Architectural University, Vietnam

Research interests

  • Static and dynamic numerical simulation of coupled problems in FEM, XFEM
  • Simulation of the development of micro structure in cement hydration
  • Optimization analysis: Particle Swarm Optimization, Adjoint, Level set
  • Sensitivity analysis: local and global analysis
  • Experiment in unsaturated soils
  • Soil water characteristic curve: experiment and model development
  • Landslide analysis
  • Time Domain Reflectometry method

Research projects

  • Carl Zeiss Stiftung: Entwicklung eines leistungsfähigen »Beton 2.0«

  • DFG (LU1652-30-1 und LU1652-30-2): Wachstum und Porosität von C-S-H Phasen – Weiterentwicklung des ‚Sheet Growth‘ Modells und Kopplung mit experimentellen Ergebnissen (1H NMR, REM)

  • DFG (LA 2869/4-1) Entwicklung und Analyse von Methoden zur Identifikation von korrelierten Parametern in Mehrfeldproblemen

  • DFG (SCHA 675/17-1) Thermo-Säule-Projekt: Die Forschung analysiert ungesättigten Böden angewendet Puffermaterial im Rahme des gekoppelten thermo-hydro-mechanischen Verhaltens (2009 -2014 in Uni-Bochum)

  • BMBF (Research Grant No. 02C1104) Experimentelle und numerische Untersuchungen zum Langzeitverhalten von Abschlussbauwerken: Thermo-Hydro-Mechanisch-Chemisch gekoppelte Systeme

Publications

 

2023

  • Nguyen-Tuan, L.; Müller, M.; Ludwig, H.-M. & Lahmer, T. Dimitrovová, Z.; Biswas, P.; Gonçalves, R. & Silva, T. (Eds.) Ultrasonic Wave Propagation in Imperfect Concrete Structures: XFEM Simulation and Experiments. Recent Trends in Wave Mechanics and Vibrations, Springer International Publishing, 2023, 178-188

2020

  • Nguyen-Tuan, L.; Etzold, M. A.; Roessler, C. & Ludwig, H.-M. Growth and porosity of C-S-H phases using the sheet growth model. Cement and Concrete Research, 2020, 129, 105960
  • Naber, C.; Kleiner, F.; Becker, F.; Nguyen-Tuan, L.; Roessler, C.; Etzold, M. A. & Neubauer, J. C-S-H Pore Size Characterization Via a Combined Nuclear Magnetic Resonance (NMR)-Scanning Electron Microscopy (SEM) Surface Relaxivity Calibration, Materials, MDPI AG, 2020, 13, 1779

2019

  • Nguyen-Tuan, L.; Nanthakumar, S. S. & Lahmer, T. Identification of multiple flaws in dams using inverse analysis based on hydro-mechanical XFEM and level sets. Computers and Geotechnics, 2019, 110, 211 – 221

2018

  • Nguyen-Tuan, L., Koenke, C., Bettzieche, V. & Lahmer, T., 2018. Uncertainty assessment in the results of inverse problems: applied to damage detection in masonry dams. Int. J. Reliability and Safety, Band 12, pp. 2-23.
  • Nguyen-Tuan, L., Könke, C. & Lahmer, T., 2018. Damage identification using inverse analysis for 3D coupled thermo-hydro-mechanical problems. Computers & Structures, Band 196, pp. 146-156.

2017

  • Schmidt, A., Nguyen-Tuan, L., Könke, C. & Lahmer, T., 2017. Polymorphic Uncertainty Modeling of Heterogeneous Thermo-Hydro-Mechanical Coupled Systems under Vague Assumptions on Parameter Correlations. PAMM, Band 17, pp. 69-70.
  • Alalade, M., Nguyen-Tuan, L., Wuttke, F. & Lahmer, T., 2017. Damage identification in gravity dams using dynamic coupled hydro-mechanical XFEM. International Journal of Mechanics and Materials in Design, pp. 157-175.
  • Nguyen-Tuan, L., Koenke, C., Bettzieche, V. & Lahmer, T., 2017. Numerical modeling and validation for 3D coupled-nonlinear thermo-hydro-mechanical problems in masonry dams. Computers and Structures, Band 178, pp. 143-154.

2016

  • Nguyen-Tuan, L., Lahmer, T., Datcheva, M. & Schanz, T., 2016. Global and local sensitivity analyses for coupled thermo–hydro–mechanical problems. International Journal for Numerical and Analytical Methods in Geomechanics, Band 41, pp. 707-720.

  • Thermo-hydro-mechanische 3-D-Simulation von Staumauern – Modellierung und Validierung, Wasserwirtschaft, 2016, 106, 27-30

  • Nguyen-Tuan, L. et al., 2016. A novel parameter identification approach for buffer elements involving complex coupled thermo-hydro-mechanical analyses. Computers and Geotechnics , Band 76, pp. 23-32.

2013

  • Schanz, T., Nguyen-Tuan, L. & Datcheva, M., 2013. A Column Experiment to Study the Thermo-Hydro-Mechanical Behaviour of Expansive Soils. Rock Mechanics and Rock Engineering, Band 46, pp. 1287-1301.

2012

  • Schanz, T., Nguyen-Tuan, L. & Datcheva, M., 2012. Thermo-Hydro Mechanical Column Experiment to Study Expansive Soil Behaviour. s.l., Springer, pp. 125-130.

2011

  • Schanz, T., Baille, W. & Nguyen-Tuan, L., 2011. Effects of Temperature on Measurements of Soil Water Content with Time Domain Reflectometry. ASTM - Geotechnical Testing Journal, Band 34, pp. 1-8.