Profession

• since Oct 2024 - Professor of Foundation Engineering and Soil Mechanics, Potsdam University of Applied Sciences, Potsdam, Germany
• Jan 2021 - Sep 2024 Group Leader - Artificial Intelligence and Geotechnical Information Modeling, Center for Geotechnical Engineering and Institute of Soil Mechanics and Foundation Engineering, Rock Mechanics and Tunneling, Technical University of Munich, Germany
• Jul 2019 - Dec 2020 Research Associate, Center for Geotechnics and Institute of Soil Mechanics and Foundation Engineering, Rock Mechanics and Tunneling, Technical University of Munich, Germany
• Jan 2017 - Jun 2019 Senior Associate Professor - Coordinator of the Graduate Program, Department of Civil and Environmental Engineering, Universidad de las Americas Puebla, Puebla, Mexico, Member of the Advisory Board for the School of Engineering
• Apr 2015 - Oct 2016 Senior Geomechanics Engineer, Schlumberger, Mexico and Central America (projects for onshore, offshore and ultra-deepwater environments and for conventional and unconventional reservoirs), Mexico City, Mexico
• Aug 2012 - Mar 2015 Reservoir Geomechanics Scientist, AGT/Reservoir Geomechanics Center of Excellence, Schlumberger, Bracknell, UK (projects and training in the Americas, Europe, Africa and the Middle East)
• Dec 2007 - Jul 2012 Geotechnical project engineer, structural design, civil engineering, Bilfinger Berger GmbH, Wiesbaden, Germany
• Sep 2004 - Nov 2007 Research Associate, University of Stuttgart, Stuttgart, Germany
• Jan 2003 - Mar 2004 Research Associate, University of the Andes, Geotechnical Engineering Group, Bogot¨¢, Colombia
• May 2000 - July 2002 Junior Engineer, Ingetec S.A., Hydropower Project Miel I, Northern Europe, Colombia
• Aug 1999 - Jan 2000 Internship, Ingetec S.A., Miel I hydropower project, Norcasia, Colombia

Education

• 2008 Doctorate, Civil Engineering, University of Stuttgart, Stuttgart, Germany
• 2004 Master, Civil Engineering, Universidad de los Andes, Bogot¨¢, Colombia
• 2000 Diploma, Civil Engineering, Universidad Nacional de Colombia, Manizales, Colombia

Scholarships and awards

• Oct 2004 - Nov 2007 Research fellowship Investigation of granular ratcheting, funded by: German Research Foundation, Germany, Coordinator: Prof. Dr. Hans. J. Herrmann
• Aug 2002 - March 04 Scholarship of the Faculty of Civil and Environmental Engineering, University of the Andes, Bogot¨¢, Colombia

List of publications

• https://orcid.org/0000-0002-0939-0493 
• https://www.researchgate.net/profile/Andres-Pena-Olarte 
• https://scholar.google.de/citations?user=h7UZfKAAAAAJ&hl=de

2024

• A. Wiegel, A.A. Pe?a-Olarte, R. Cudmani. Implementierung von probabilistischen Baugrundmodellen in IFC 2x3 und 4.0. Bautechnik 101 (2024), H. 11, S. 633-639. https://doi.org/10.1002/bate.202400057.
• A. Wiegel, A.A. Pe?a-Olarte, R. Cudmani. Quantification and validation of uncertainties in subsoil models ¨C Case study at the New Town Hall, Munich. geotechnik 2024. https://doi.org/10.1002/gete.202400011.
• A. A. Pe?a-Olarte, D. Zhang, S. Vogt. Time-dependent behaviour and ageing of sands ¨C single grain analysis. IS-Grenoble2024: International Symposium on Geomechanics from Micro to Macro. September 2024, France. https://is-grenoble2024.sciencesconf.org/resource/page/id/17. 
• - A. Uday, A. A Pe?a-Olarte, S. Vogt, R. Cudmani. Performance of DEM contact model for rounded and subrounded granular materials under shear and compression. IS-Grenoble2024: International Symposium on Geomechanics from Micro to Macro. September 2024, France. https://is-grenoble2024.sciencesconf.org/resource/page/id/17 .
• K. Chen, R. Cudmani, A. A. Pe?a-Olarte. A damage rock model considering shear failure by modified logistic growth theory. Journal of Rock Mechanics and Geotechnical Engineering, Online September 2024. https://doi.org/10.1016/j.jrmge.2024.08.020.
• Z. Wang, R. Cudmani, A. A. Pe?a-Olarte, C. Zhang, P. Zhou. Leveraging Bayesian methods for addressing multi-uncertainty in data-driven seismic liquefaction assessment. Journal of Rock Mechanics and Geotechnical Engineering, Online September 2024. https://doi.org/10.1016/j.jrmge.2024.05.043.
• K. Chen, A. A. Pe?a-Olarte. Probabilistic Back Analysis Based on Nadam, Bayesian, and Matrix-Variate Deep Gaussian Process for Rock Tunnels. Journal: Rock Mechanics and Rock Engineering, Online July 2024. https://doi.org/10.1007/s00603-024-04032-z .
• D. Raj S V, M. Mukherjee, A. A. Pe?a-Olarte, R. Cudmani. Influence of Intermediate Principal Stress and Rolling Resistance on the Shearing Response of Sand: A Micromechanical Investigation. Journal: Computational Particle Mechanics, 2024. https://doi.org/10.1007/s40571-024-00782-3. 
• Z. Wang, R. Cudmani, A. A. Pe?a-Olarte. Tensor-based physics-encoded neural networks for modeling constitutive behavior of soil. Journal: Computers and Geotechnics, Online March 2024. https://doi.org/10.1016/j.compgeo.2024.106173.
• K. Chen, R. Cudmani, A. A. Pe?a-Olarte. Mechanical impairment characteristics and a novel constitutive model for rocks subjected to uniaxial loading process. International Journal of Damage Mechanics, Online, March 2024. https://doi.org/10.1177/10567895241233836 .
• K. Chen, R. Cudmani, A. A. Pe?a-Olarte. Validation of a damage constitutive model based on logistic model dedicated to the mechanical behavior of the rock. Geomechanics and Geophysics for Geo-Energy and Geo-Resources, Volume 10, article number 15, January 2024. https://doi.org/10.1007/s40948-023-00727-9 .
• K. Chen, R. Cudmani, A. A. Pe?a-Olarte. Assessment method for determining rock brittleness based on statistical damage constitutive relations. Geomechanics for Energy and the Environment, Volume 37, March 2024, 100517. https://doi.org/10.1016/j.gete.2023.100517.

2023

• A. Wiegel, A.A. Pe?a-Olarte, R. Cudmani. Perspectives of 3D Probabilistic Subsoil Modeling for BIM. Geotechnics 2023, 3(4), 1069-1084. https://doi.org/10.3390/geotechnics3040058 .
• A.P. Ribera, A. A. Pe?a-Olarte, R. Cudmani. Assessment of advanced constitutive models to simulate the monotonic behaviour of mine tailings. 1st Internacional Conference on Geotechnics of Tailings and Mine Waste, October 2023. Ouro Preto, State of Minas Gerais, Brazil. https://www.issmge.org/news/proceedings-of-1st-international-conference-on-geotechnics-of-tailings-and-mine-waste.
• R. Cudmani, A. Csuka, A. A. Pe?a-Olarte. Validation of constitutive models for assessing the seismic response of tailing dams during strong earthquakes. 1st Internacional Conference on Geotechnics of Tailings and Mine Waste, October 2023. Ouro Preto, State of Minas Gerais, Brazil. https://www.issmge.org/news/proceedings-of-1st-international-conference-on-geotechnics-of-tailings-and-mine-waste.
• B. Schatz, A. A. Pe?a-Olarte, A.P. Ribera, J. Schorr, I. Papaioannou, R. Cudmani. Reliability-Based Analysis Of Tailings Storage Facilities. A Case Study: Cadia NTSF Embankment Failure. 1st Internacional Conference on Geotechnics of Tailings and Mine Waste, October 2023. Ouro Preto, State of Minas Gerais, Brazil. https://www.issmge.org/news/proceedings-of-1st-international-conference-on-geotechnics-of-tailings-and-mine-waste.
• S.U.U.S. Shah, R. Cudmani, A.A. Pe?a-Olarte. Influence of grain size distribution on flow liquefaction: a DEM study. 1st Internacional Conference on Geotechnics of Tailings and Mine Waste, October 2023. Ouro Preto, State of Minas Gerais, Brazil. https://www.issmge.org/news/proceedings-of-1st-international-conference-on-geotechnics-of-tailings-and-mine-waste. 
• S.U.U.S. Shah, R. Cudmani, A.A. Pe?a-Olarte. Influence of grain sphericity on collapse mechanics. DEM9 9th International Conference on Discrete Element Methods, September 2023. Erlangen, Germany. (https://www.dem9.fau.de/ -> Book of abstracts)
• N. Sommer, M. Kidane, A.A. Pe?a-Olarte, R. Cudmani. Numerical Simulations of the Penetration Process of Open-Ended Piles using DEM. DEM9 9th International Conference on Discrete Element Methods, September 2023. Erlangen, Germany. (https://www.dem9.fau.de/ -> Book of abstracts)
• M. V. Molina, A.A. Pe?a-Olarte, R. Cudmani. DEM modeling of the drained and undrained triaxial response of Karlsruhe fine sand. DEM9 9th International Conference on Discrete Element Methods, September 2023. Erlangen, Germany. (https://www.dem9.fau.de/ -> Book of abstracts)
• A. Witty, A.A. Pe?a-Olarte, R. Cudmani. Creation and validation of probabilistic subsoil models with geostatistical simulation methods using two case studies, DGGT, Fachsektionstage Geotechnik, September 2023
• A. Uday. A. A. Pe?a-Olarte, Y. Wang.  Discrete modelling of the mechanical response of Cuxhaven sand under shear and oedometric conditions using the rolling resistance contact model. IS Porto Conference, September 2023. https://www.issmge.org/uploads/publications/121/122/isdcg2023-197-1-c.pdf .
• A. Witty, A.A. Pe?a-Olarte, R. Cudmani. Comparison of Gaussian and Indicator based Sequential Simulation Methods for 3D spatial Uncertainty Quantification in Subsoil Modelling using Cone Penetration Tests. Geo-Risk conference 2023, Arlington, US. July 2023. DOI: https://doi.org/10.1061/9780784484975.043 .
• A. Uday. A. A. Pe?a-Olarte.  Investigation of response of Cuxhaven sand under triaxial and ring shear boundary conditions using DEM. 10th NUMGE 2023, 10th European Conference on Numerical Methods in Geotechnical Engineering, London UK. June 2023. https://doi.org/10.53243/numge2023-212.
• S.U.U.S. Shah, R. Cudmani, A.A. Pe?a-Olarte. Influence of initial confining stress on the quasi-steady state. 10th NUMGE 2023, 10th European Conference on Numerical Methods in Geotechnical Engineering, London UK. June 2023. https://doi.org/10.53243/numge2023-261.
• S.U.U.S. Shah, R. Cudmani, A.A. Pe?a-Olarte. Micromechanics of the quasi-steady state: a DEM study. 17th Danube European Conference on Geotechnical Engineering. June 2023.
• A. Witty, A.A. Pe?a Olarte, R. Cudmani. Application of Geostatistical Sequential Simulation Methods for Probabilistic 3D Subsoil Modeling and Uncertainty Quantification. Concept and Examples. Geo-Congress 2023. Los Angeles, California. March 26¨C29, 2023. https://doi.org/10.1061/9780784484678.013.

2022

• M. V. Molina, A.C. Jacinto, A.A. Pe?a-Olarte, R. Cudmani. An¨¢lisis del comportamiento de suelos granulares aplicando el M¨¦todo de Elementos Discretos. XV Jornadas de Ciencia y Tecnolog¨ªa de Facultades de Ingenier¨ªa del NOA, September 2022. Salta, Argentina.
• S.U.U.S. Shah, R. Cudmani, A.A. Pe?a-Olarte. Influence of initial fabric on quasi-steady state: a micromechanical study. Proceedings of the Tailings and Mine Waste conference 2022, Univ. of Colorado, Denver, U.S.A.
• X. Zhao, J. Schorr, A.A. Pe?a Olarte, R. Cudmani. A Step Towards Quantifying the Uncertainty of the Soil Mechanical Response Through the Use of Genetic Algorithms. In: Barla, M., Di Donna, A., Sterpi, D., Insana, A. (eds) Challenges and Innovations in Geomechanics. IACMAG 2022. Lecture Notes in Civil Engineering, vol 288. Springer, Cham. https://doi.org/10.1007/978-3-031-12851-6_32.
• P. Buschendorf, J. Schorr, A.A. Pe?a Olarte. Calculation of the failure probability of slopes with consideration of the soil variability. Geomechanics and Tunnelling. 2022-10. DOI: https://doi.org/10.1002/geot.202200026.
• X. Ge, A.A. Pe?a-Olarte, R. Cudmani. A new method based on 1D visco-hypoplasticity constitutive model for predicting consolidation and creep. Advances in Civil Engineering: Structural Seismic Resistance, Monitoring and Detection 2022-09-09. DOI: 10.1201/9781003310884-89. Part of ISBN 9781003310884. 
• A. Witty, A.A. Pe?a Olarte, R. Cudmani. Probabilistic subsoil modeling for BIM considering uncertainties in the subsoil structure and soil properties - concept and examples... 13th Colloquium Building in Soil and Rock TAE - February 2022, 2022, 51 - 59. 

2021

• W. Chen, A.A. Pe?a Olarte, R. Cudmani. Modelling the monotonic and cyclic behaviour of sands using artificial neural networks. Powders & Grains 2021 ¨C 9th International Conference on Micromechanics on Granular Media. DOI: 10.1051/epjconf/202124911015. 
• M. Kidane, A.A. Pe?a Olarte, R. Cudmani. Coupled DEM-FDM simulations on cone penetration tests in coarse-grained soils. Powders & Grains 2021 ¨C 9th International Conference on Micromechanics on Granular Media. DOI: https://doi.org/10.1051/epjconf/202124911012.
• L. Zeng, A.A. Pe?a Olarte, R. Cudmani. Music of grain crushing with the Discrete Element Method. Powders & Grains 2021 ¨C 9th International Conference on Micromechanics on Granular Media. DOI: 10.1051/epjconf/202124907009.

2019

• S. Picazo-Vela and L.R. Hern¨¢ndez. Editors. Co-editor. Proceedings of the Workshop: Technology, Science, and Culture: A Global Vision 2018. Universidad de las Americas Puebla, Puebla, M¨¦xico. IntechOpen, 2019. DOI: 10.5772/intechopen.83691.

2014

• A. Rodriguez-Herrera, I. Telles, J. Minton, A. Pe?a Olarte, N. Koutsabeloulis. Attributes for Drilling Stability using Seismic-Driven Geomechanical Models: An Example from Gulf of Mexico. EAGE Workshop on Geomechanics in the Oil & Gas Industry - Enhancing the Value of Your Field, Dubai, UAE, 11-14 May 2014. DOI: 10.3997/2214-4609.20140457. 

2012

• A.A. Pe?a, K. Kluge, R. Cudmani. Failure and rehabilitation of a road embankment on Quickton near the E18, Norway. Technical Academy Esslingen, 8th Colloquium Building in Soil and Rock, Ostfildern/Stuttgart, Germany, 2012.
• R. Cudmani, C. Slominski, A.A. Pe?a, C. Schwab. Geotechnical challenges in the design and construction of the foundation of the Central Bank of Nigeria, Lagos. Technische Akademie Esslingen, 8th Colloquium Building in Soil and Rock, Ostfildern/Stuttgart, Germany, Technische Akademie Esslingen, 2012.

2009

• A.A. Pe?a, H.J. Herrmann, P.G. Lind. Force chains in sheared granular media of irregular particles. Powders and Grains 2009, Proc. 6. Int. Conf. on Micromechanics of Granular Media, pp 321-324, Golden, USA, AIP, 2009. DOI: 10.1063/1.3179924.
• A.A. Pe?a, R. Garc¨ªa-Rojo, F. Alonso-Marroqu¨ªn, H.J. Herrmann. Investigation of the Critical State in soil mechanics using DEM. Powders and Grains 2009, Proc. 6. Int. Conf. on Micromechanics of Granular Media, pp 185-188, Golden, USA, AIP, 2009. DOI: 10.1063/1.3179884.
• A.A. Pe?a, S. McNamara, P.G. Lind and H.J. Herrmann. Avalanches in anisotropic sheared granular media. Granular Matter 11(4):243-252, 2009. DOI: 10.1007/s10035-009-0136-4.
• A.A. Pe?a, P.G. Lind, S. McNamara, H.J. Herrmann. Geometrical derivation of frictional forces for granular media under slow shearing. Acta Mechanica 205: 171-183, 2009. DOI: 10.1007/s00707-009-0172-5.

2008

• A.A. Pe?a, P.G. Lind, H.J. Herrmann. Modeling slow deformation of polygonal particles using DEM. Particuology 6: 506-514, 2008. DOI: 10.1016/j.partic.2008.07.009.
• A.A. Pe?a. Influence of Particle Shape on the Global Mechanical Response of Granular Packings: Micromechanical Investigation of the Critical State in Soil Mechanics. Mitteilung - Institut f¨¹r Geotechnik, Universit?t Stuttgart, 59. Stuttgart (Deutschland, Bundesrepublik), Selbstverlag, ISBN: 978-3-921837-59-7, 2008.

2007

• A.A. Pe?a, R. Garc¨ªa-Rojo, H.J. Herrmann. Influence of particle shape on sheared dense granular media. Granular Matter, 9:279-291, 2007. DOI: 10.1007/s10035-007-0038-2.
• A.A. Pe?a, A. Lizcano, F. Alonso-Marroqu¨ªn, H.J. Herrmann. Biaxial test simulations using a packing of polygonal particles. Int. J. Numer. Anal. Meth. Geomech, 32:143-160, 2007. https://doi.org/10.1002/nag.618 . 
• F. Alonso-Marroqu¨ªn, A.A. Pe?a, H.J. Herrmann and P. Mora. Simulation of shear bands using polygonal particles. Discrete Element Methods (DEM) conference, Brisbane, Australia, 2007.

2005

• A.A. Pe?a, H.J. Herrmann, A. Lizcano and F. Alonso-Marroqu¨ªn. Investigation of the asymptotic states of granular materials using a discrete model of anisotropic particles. Powders and Grains 2005, Proc. 5. Int. Conf. on Micromechanics of Granular Media, pp 697-700, Stuttgart, Germany, 2005. EID: 2-s2.0-84857602357.
• R. Garc¨ªa-Rojo, S. McNamara, A.A. Pe?a and H. J. Herrmann. Sliding and localization in a biaxial test of granular material. Powders and Grains 2005, Proc. 5. Int. Conf. on Micromechanics of Granular Media, pp 791-795, Stuttgart, Germany, 2005. EID: 2-s2.0-84857518563.

2004

• A.A. Pe?a and A. Lizcano. Simulaci¨®n Num¨¦rica del Comportamiento esfuerzo-Deformaci¨®n de Medios Granulares no Cohesivos usando elementos discretos en 2D. Memorias del X Congreso Colombiano de Geotecnia, Paipa, Colombia, 2004. Lizcano, Montero (eds). ISBN 958-33-6321-9. (Spanish).

Patente

• Garc¨ªa-Teijeiro Xavier; Koutsabeloulis Nikolaos Constantinos; Krzicalla Fabian; Rodriguez Herrera Adrian; Pe?a Olarte Andr¨¦s Alfonso; Minton James. Schlumberger Technology Corp. Fracturing and reactivated fracture volumes. European Patent Office, PAT: EP2960680B1, 2022-12-14. 
• Garc¨ªa-Teijeiro Xavier; Koutsabeloulis Nikolaos Constantinos; Krzicalla Fabian; Rodriguez Herrera Adrian; Pe?a Olarte Andr¨¦s Alfonso; Minton James. Schlumberger Technology Corp. Fracturing and reactivated fracture volumes. US Patent Office, PAT:US10788604B2, 2020-09-29.