Marius Milatz

Univ.-Prof. Dr.-Ing. habil. Marius Milatz

Marius Milatz

Head of institute

Room 124
Beethovenstr. 51b
38106 Braunschweig

Phone: +49 (0)531 391 62000
Fax: +49 (0)531 391 62040

E-Mail: marius.milatz(at)tu-braunschweig.de

Areas of work and research topics

  • Imaging methods in geomechanics (e.g. computed tomography, CT)
  • Development of geomechanical laboratory tests based on "physical computing"
  • Partially saturated soils and capillary effects
  • Interactions of soil, water and structure
  • Underground construction/tunneling
  • Wear and bonding in loose rock in tunnel construction and special civil engineering applications
  • Cross-scale numerical modeling of geomechanical processes on the particle and pore scale as well as continuum scale

Gallery on current research topics

Geomechanical experiments with computer tomography (CT)

3D visualization and analysis of the direct shear of sand using frame shear tests in the CT scanner
A Pore Space Odyssey (journey through “digital sand” from a CT scan)

Numerical simulations on the particle and pore scale based on CT experiments

Simulation of the distribution of liquid and gas in the pore space of sand using the multiphase Lattice-Boltzmann method (sand and liquid during cyclic dewatering and rewatering)
Simulation of the distribution of liquid and gas in the pore space of sand using the multiphase Lattice-Boltzmann method (liquid with cyclic dewatering and rewatering)
Simulation of a frame shear test on “digital sand” with the finite discrete element method (FDEM)

Teaching

Summer semester

  • Soil mechanics (Bachelor program)
  • Geotechnical and rock engineering (Master program)
  • Underground cavity construction (Master program)

Winter semester

  • Geotechnical engineering (Bachelor program)
  • Theoretical and experimental soil and rock mechanics (Master program)
  • Numerical methods in geotechnical engineering (Master program)

Memberships

  • Deutsche Gesellschaft für Geotechnik e. V. (DGGT)
  • DGGT-Arbeitskreis "Verschleiß und Verklebung im Lockergestein"
  • Corresponding member, TC 106 "Unsaturated Soils" der International Society for Soil Mechanics and Geotechnical Engineering (ISSMGE)
  • Nominated member, TC 105 "Geo-Mechanics from Micro to Macro" der International Society for Soil Mechanics and Geotechnical Engineering (ISSMGE)

Publications

Habilitation thesis

Milatz, M. (2022): Investigation of capillary effects on the grain scale by means of in situ experiments, imaging and numerical simulations. Habilitation thesis. Hamburg University of Technology. DOI: 10.15480/882.4803.

PhD thesis

Milatz, M. (2016): Untersuchungen zum Einfluss der Kapillarität auf das hydraulisch-mechanische Verhalten von granularen Tragschichten für Verkehrswege. Dissertation. Veröffentlichungen des Instituts für Geotechnik und Baubetrieb der Technischen Universität Hamburg-Harburg, Heft 36.

Diploma thesis

Milatz, M. (2011): Numerische Untersuchungen zur Entwicklung des Kapillardrucks im Boden bei der Überfahrt schwerer Fahrzeuge. Diplomarbeit. Institut für Geotechnik und Baubetrieb der Technischen Universität Hamburg-Harburg.

 

Publications in peer-reviewed journals

2023

Wang, Q., M. Milatz, R. Hosseini und K. Kumar (2023): Multiphase lattice Boltzmann modeling of cyclic water retention behavior in unsaturated sand based on X-ray Computed Tomography. In: Canadian Geotechnical Journal. DOI: 10.1139/cgj-2022-0489.

2022

Milatz, M., E. Andò, G. Viggiani und S. Mora (2022): In situ X-ray CT imaging of transient water retention experiments with cyclic drainage and imbibition. In: Open Geomechanics 3, 5. DOI: 10.5802/ogeo.13.

2021

Milatz, M., N. Hüsener, E. Andò, G. Viggiani und J. Grabe (2021): Quantitative 3D imaging of partially saturated granular materials under uniaxial compression. In: Acta Geotechnica 16, S. 3573--3600. DOI: 10.1007/s11440-021-01315-5.

2020

Milatz, M. (2020): An automated testing device for continuous measurement of the hysteretic water retention curve of granular media. In: Acta Geotechnica. DOI: 10.1007/s11440-020- 00922-y.

2019

Milatz, M. (2019): Zur Anwendung von Einplatinen-Computern in der bodenmechanischen Forschung und Lehre am Beispiel eines einaxialen Druckversuchs zur Untersuchung teilgesättigter granularer Böden (On the application of single-board computers in soil mechanical research and teaching using the example of an uniaxial compression test for the investigation of unsaturated granular soils). In: Geotechnik 42 (1). (In German). DOI: 10.1002/gete.201800015.

Milatz, M., J. Grabe und M. M. Delle (2019): Bewertung von Verklebungen und Werkzeugverschleiß im Lockergestein anhand von Modellversuchen (Evaluation of clogging and wear of tools in loose rock based on model tests). In: Geotechnik 42 (2). (In German). DOI: 10.1002/gete.201800017.

2018

Milatz, M., T. Törzs, E. Nikooee, S. M. Hassanizadeh und J. Grabe (2018): Theoretical and experimental investigations on the role of transient effects in the water retention behaviour of unsaturated granular soils. In: Geomechanics for Energy and the Environment 15, S. 54--64. DOI: 10.1016/j.gete.2018.02.003.

Zobel, D., M. Milatz und J. Grabe (2018): Modellversuche zur Stabilität von Baumaschinen mit hohem Schwerpunkt. In: Geotechnik 41 (1), S. 40--46. DOI: 10.1002/gete.201700009.

2015

Milatz, M. und J. Grabe (2015): A new simple shear apparatus and testing method for unsaturated sands. In: Geotechnical Testing Journal 38 (1), S. 9--22. DOI: 10.1520/GTJ20140035.

Milatz, M. und J. Grabe (2015): Zum Einfluss der Teilsättigung auf den Plattendruckversuch. In: Geotechnik 38 (1), S. 28--35. DOI: 10.1002/gete.201400021.

Other peer-reviewed publications

2020

Milatz, M. (2020): Application of single-board computers in experimental research on unsaturated soils. In: Proc. of 4th European Conference on Unsaturated Soils (E-UNSAT 2020). Hrsg. von R. Cardoso, C. Jommi und E. Romero. Lissabon, Portugal. DOI: 10.1051/e3sconf/202019502022

2019

Milatz, M. und J. Grabe (2019): Microscopic investigation of the hydro-mechanical behavior of unsaturated granular media with X-ray CT. In: Proc. of 7th Asia-Pacific Conference on Unsaturated Soils (AP-UNSAT 2019). Nagoya, Japan. Weblink.

2018

Milatz, M., T. Törzs und J. Grabe (2018): Investigation of transient effects on the soil-water characteristic curve of different granular soils. In: Proc. of 7th International Conference on Unsaturated Soils (UNSAT 2018). Hrsg. von C. W. W. Ng, A. K. Leung, A. C. F. Chiu und C. Zhou. Bd. 1. Hong Kong, S. 355--360.

2016

Milatz, M., T. Törzs und J. Grabe (2016): Settlements in unsaturated granular soils induced by changes in saturation and suction. In: Proc. of 3rd European Conference on Unsaturated Soils (E-UNSAT 2016), Paris, France. DOI: 10.1051/e3sconf/20160914009.

2015

Milatz, M. (2015): An experimental method to study the drying-wetting behaviour of a sand. In: Unsaturated Soil Mechanics -- From Theory to Practice. Proc. of the 6th Asia Pacific Conference on Unsaturated Soils (AP-UNSAT 2015), Guilin, China. Hrsg. von Z. Chen, C. Wei, D. Sun und X. Xu. CRC Press, S. 211--216.

2014

Milatz, M. und J. Grabe (2014): Triaxial and simple shear tests on unsaturated sand specimens with negative pore water pressures. In: Proc. of 6th International Conference on Unsaturated Soils (UNSAT 2014). Bd. 2. Sydney, Australia, S. 1631--1637.

2013

Milatz, M. (2013): On the control of low negative water pressures in laboratory tests on unsaturated sand. In: Proc. of 5th International Young Geotechnical Engineers' Conference (iYGEC). Paris, France, S. 55--58.

2012

Lippert, T., S. Lippert, O. von Estorff, M. Milatz und K. Reimann (2012): Prediction of pile driving induced underwater noise. In: Proc. of 19th International Congress on Sound and Vibration ICSV19 in Vilnius/Lithuania.

Lippert, T., S. Lippert, O. von Estorff, M. Milatz und K. Reimann (2012): Prediction of underwater sound due to pile driving for offshore wind farms - a challenge for numerical simulation. In: Proc. of 41st International Congress and Exposition on Noise Control Engineering InterNoise 2012 in New York/USA.

Milatz, M., K. Reimann und J. Grabe (2012): Numerical simulations of hydro sound emissions due to offshore pile driving. In: Proc. of 7th International Conference on Offshore Site Investigation and Geotechnics 2012 in London/UK. Hrsg. von Society for Underwater Technology (SUT), S. 161--167.

2011

Henke, S., M. Milatz und J. Grabe (2011): Numerical simulations of acoustic emissions due to offshore-pile installation. In: Proc. Appl. Math. Mech. 11, S. 629--630. DOI: 10.1002/pamm.201110304.

Other publications without peer review

2022

Heinrich, D. und M. Milatz (2022): On the application of single-board computers and physical computing for the investigation of the water retention curve of unsaturated granular soils. In: Proc. of 10th International Conference on Physical Modelling in Geotechnics (ICPMG 2022). Daejeon, Korea.

Milatz, M. (2022): Investigation of unsaturated granular soil behaviour by means of in situ CT experiments. In: Tagungsband zum Workshop des GRK 2462 "Processes in natural and technical Particle-Fluid-Systems" (PintPFS), Veröffentlichungen des Instituts für Geotechnik und Baubetrieb der Technischen Universität Hamburg, Heft 54. Hrsg. von J. Grabe.

Milatz, M. (2022): Zur Simulation von Kapillareffekten in granularen Böden mit der Mehrphasen-Lattice-Boltzmann-Methode. In: Tagungsband zum Workshop Numerische Methoden in der Geotechnik, Veröffentlichungen des Instituts für Geotechnik und Baubetrieb der Technischen Universität Hamburg, Heft 53. Hrsg. von J. Grabe.

Schröder, M. und M. Milatz (2022): Investigation of soil clogging mechanisms at the cutting tool-soil interface with miniaturised separation tests and computed tomography. In: Proc. of 10th International Conference on Physical Modelling in Geotechnics (ICPMG 2022). Daejeon, Korea.

2017

Grabe, J., M. Milatz, D. Zobel und M. Liebetrau (2017): Zur Standsicherheit von Spezialtiefbaumaschinen auf nachgiebigem Untergrund. In: Tagungsband zur 11. Österreichischen Geotechniktagung 2017 in Wien. Hrsg. von Österreichischer Ingenieur- und Architekten-Verein, S. 305--316.

2014

Milatz, M. (2014): Experimentelle Untersuchung der Kapillarität bei Sand unter monotoner und zyklischer Belastung. In: Tagungsband des Ohde-Kolloquiums 2014 - Aktuelle Themen der Geotechnik, Mitteilungen des Instituts für Geotechnik der TU Dresden . Bd. 19, S. 1--13.

Milatz, M. (2014): Numerische Modellierung der Belastung aus Schwerlastverkehr in Offshore Basishäfen. In: Tagungsband zum Workshop Offshore Basishäfen an der TU Hamburg-Harburg, Veröffentlichungen des Instituts für Geotechnik und Baubetrieb der TU Hamburg-Harburg. Bd. 31, S. 161--176.

Vollmert, L., M. Beuße, A. Emersleben, K. Lhotzky und M. Milatz (2014): Setup of unique full scale trafficking trials of unbound pavements and first results. In: Proc. of 10th International Conference on Geosynthetics (ICG). Berlin, Germany.

2013

Grabe, J., T. Hamann und M. Milatz (2013): Numerical simulation of inelastic wave propagation in soil modelled as one- and two-phase medium. In: Proc. of Vienna Congress on Recent Advances in Earthquake Engineering and Structural Dynamics (VEESD). Vienna, Austria.

2012

Milatz, M. und J. Grabe (2012): Der Einfluss bewegter Radlasten auf das dynamische System des Untergrundes. In: Proc. der 4. VDI-Fachtagung Baudynamik 2012, VDI-Berichte 2160. Kassel, Deutschland, S. 187--196.

Research data and software

2022

Heinrich, D. und M. Milatz (2022): UNSAT-Pi -- A miniaturised test apparatus for examining the uniaxial compressive strength of partially saturated granular media during CT imaging. TUHH Open Research (TORE), Hamburg University of Technology. DOI: 10.15480/336.4393.

Heinrich, D. und M. Milatz (2022): UNSAT-Pi 2 -- A miniaturised flow cell apparatus for measuring the water retention curve of granular media during CT imaging. TUHH Open Research (TORE), Hamburg University of Technology. DOI: 10.15480/336.4394.

Milatz, M. (2022): Implementation of a multiphase Lattice Boltzmann Method for the simulation of water retention behaviour of CT scanned granular media. TUHH Open Research (TORE), Hamburg University of Technology. DOI: 10.15480/336.4364.

Milatz, M., E. Andò und G. Viggiani (2022): Data from in situ X-ray CT imaging of transient water retention experiments with cyclic drainage and imbibition. TUHH Open Research (TORE), Hamburg University of Technology. DOI: 10.15480/336.4291.

2021

Hüsener, N., L. Helfen, M. Milatz und A. Tengattini (2021): Combined X-ray- and neutrontomography imaging of capillary collapse in unsaturated granular soils. Institut Laue-Langevin (ILL). DOI: 10.5291/ILL-DATA.1-05-53.

Milatz, M., N. Hüsener, E. Andò, G. Viggiani und J. Grabe (2021): Data from in situ uniaxial compression experiments on unsaturated granular media with X-ray CT imaging. TUHH Open Research (TORE), Hamburg University of Technology. DOI: 10.15480/336.3291.

2019

Milatz, M., E. Andò, L. Helfen, N. Hüsener und A. Tengattini (2019): Partial saturation in granular media. Institut Laue-Langevin (ILL). DOI: 10.5291/ILL-DATA.UGA-73.