Department of Theoretical Geophysics
Institute of Geophysics Polish Academy of Sciences


tel:
e-mail: pklejment@igf.edu.pl

Education

  • 2014 – 2019 – PhD Student, Institute of Geophysics Polish Academy of Sciences

  • 2013 – 2014 – Master’s studies, Applied Physics, Faculty of Physics Warsaw University of Technology

  • 2009 – 2013 – engineering studies, Applied Physics, Faculty of Physics Warsaw University of Technology

Employment

  • 2019 up to now – Assisstant Professor at Institute of Geophysics Polish Academy of Sciences

Selected scientific projects

  • 2022 – 2023, NCN MINIATURA 6 (National Science Centre, Poland), Prediction of numerically modeled earthquakes using supervised machine learning

  • (Principal Investigator) Obliczeniowe Granty Badawcze na superkomputerze Cray XC40 “Okeanos” ICM UW:
    – Project GB79-15, 2019/2021, „Modelowanie numeryczne techniką DEM wpływu modułu Younga w współczynnika Poissona na proces fragmentacji geomateriałów”
    – Project GC70-6, 2017/2018, “Symulacje pękania kruchego przy pomocy Metody Elementów Dyskretnych”
    – Project GB72-7, 2018, „Modelowanie komputerowe pękania kruchego w geofizyce przy pomocy Metody Elementów Dyskretnych”

  • (Researcher) Obliczeniowy Grant Badawczy na superkomputerze Cray XC40 “Okeanos” ICM UW:
    – Project Early Science „Modelowanie pękania materiałów kruchych w procesie ściskania/rozciągania”, 2016

  • (Principal Investigator) Granty Młodych Naukowców IGF PAN:
    – nr (6d/IGF PAN/2017mł), 2017/2018, „Analiza parametrów mikroskopowych związanych z procesem pękania kruchego przy pomocy Metody Elementów Dyskretnych”
    – nr (5f/IGF PAN/2016mł), 2016/2017, „Modelowanie pękania kruchego przy pomocy Metody Elementów Dyskretnych”

Selected research stays

  • Institut National des Sciences Appliquées de Lyon (INSA Lyon), VI 2023

  • The University Centre in Svalbard, Spitsbergen (Norwegia), studia Arctic Technology: Arctic Marine Measurements Techniques, Operations and Transport, VIII – IX 2018

  • DEM Open Forum and 5th ESyS-Particle Workshop, University of Glasgow (Szkocja), VIII – IX 2017

  • University of Debrecen, Faculty of Theoretical Physics (Węgry), VII 2016

  • research stay at synchrotron European Synchrotron Radiation Facility ESRF, Grenoble (France) with measurements for Master Thesis, II 2014

Publications

 

  • As Assisstant Professor:
  • 6) (soon) Klejment P. (2025), Non-history-based DEM model for predictions of numerical earthquakes, Geology, Geophysics and Environment, vol. 51 (3): 255–270
  • 5) Klejment P. (2025), Failure Prediction With (pseudo) Acoustic Emission and Supervised Algorithm Random Forest – Case Study of Four Numerical Sandstones, Civil and Environmental Engineering Reports, 35(3):326-347, doi:10.59440/ceer/207438
  • 4) Klejment P. (2024), Detecting Anomalies in Numerical Stick-Slip Cycles with the Unsupervised Algorithm Isolation Forest, Przegląd Geofizyczny (2024) vol. 69, iss. 3-4, pp. 115-133, https://doi.org/10.32045/PG-2024-050
  • 3) Klejment P. (2021), „Application of supervised machine learning as a method for identifying DEM contact law parameters”, Mathematical Biosciences and Engineering, Volume 18, Issue 6: 7490-7505, doi: 10.3934/mbe.2021370, https://www.aimspress.com/article/doi/10.3934/mbe.2021370
  • 2) Klejment P., Dziedziczak R., Łukaszewski P. (2021), „Strength of industrial sandstones modelled with the Discrete Element Method”, Studia Geotechnica et Mechanica, 2021, 1–20, DOI:10.2478/sgem-2021-0020
  • 1) Dębski W., Klejment P. (2021), „Earthquake physics beyond the linear fracture mechanics – a discrete approach”, Philosophical Transactions of The Royal Society A: Mathematical, Physical and Engineering Sciences, 379(2196):20200132, DOI:10.1098/rsta.2020.0132

  • Doctoral Thesis, Klejment P. (2020), „The Microscopic Insight into Fracturing of Brittle Materials with the Discrete Element Method”; Publications of the IG PAS Geophysical Data Bases, Processing and Instrumentation 427

  • As PhD Student:
  • 6) Klejment P., Foltyn N., Kosmala A., Dębski W. (2018), ”Discrete Element Method as the Numerical Tool for the Hydraulic Fracturing Modeling” Interdisciplinary Approaches for Sustainable Development Goals, Geoplanet: Earth and Planetary Sciences. T. Zieliński et al(eds.), Spriger, pp.217-235, https://www.springer.com/us/book/9783319717876, doi:10.1007/978-3-319-71788-3
  • 5) Klejment P., Dębski W., Kosmala A. (2018) „Particle-Based DEM Model for Simulating Brittle Cracks Evolution in Rock-like Materials During the Tensional Fracturing Process” Proceedings of the First International Conference on Theoretical, Applied and Experimental Mechanics E.E.Gdoutos, Springer, 2018, pp.215-220, doi:10.1007/978-3-319-91989-8
  • 4) Klejment P., Dębski W. (2018) „Crack nucleation in solid materials under external load-simulations with the Discrete Element Method” Proceedings of the 12th International Fatigue Congress (FATIGUE2018) MATECWebConf, vol.165, (22019) doi:10.1051/matecconf/201816522019
  • 3) Klejment P. , Dębski W. (2017), „Brazilian Test – A Microscopic Point of View on The Tensile Fracture Generation”, conference proceedings, V International Conference on Particle-based Methods – Fundamentals and Application, pp. 78-89
  • 2) Klejment P. , Kosmala A., Foltyn N., Dębski W. (2017), „Symulacje komputerowe parametrów mikroskopowych i makroskopowych materiałów przy pomocy Metody Elementów Dyskretnych”, monografia „Innowacje w polskiej nauce w obszarze matematyki i informatyki”, p.5-19
  • 1) Dębski W., Klejment P. (2016), „The New Algorithm for Fast Probabilistic Hypocenter Locations”, Acta Geophysica, vol. 64, no. 6, pp. 2382-2409, DOI: 10.1515/acgeo-2016-0111

Lectures for PhD Students

 

  • 10) (soon) Deep Learning with Python (autumn 2025, 10h, Geoplanet Doctoral School)
  • 9) Typesetting scientific documents with LaTeX (spring 2025, 10h, Geoplanet Doctoral School)
  • 8) Introduction to Machine Learning with Python (autumn 2024, 24h, Geoplanet Doctoral School)
  • 7) Elements of scientific programming with Python (autumn 2023, 24h, Geoplanet Doctoral School)
  • 6) Typesetting scientific documents with LaTeX (spring 2023, 10h, Geoplanet Doctoral School)
  • 5) Introduction to Machine Learning with Python (autumn 2022, 20h, Geoplanet Doctoral School)
  • 4) Numerical Methods with Python (spring 2022, 12h, Geoplanet Doctoral School)
  • 3) Enhancing datasets management with SQL (autumn 2021, 10h, Geoplanet Doctoral School)
  • 2) Introduction to Machine Learning (spring 2021, 16h, IGF PAN)
  • 1) Typesetting scientific documents with computer programming language LaTeX (spring 2020, 10h, IGF PAN)

Conferences

 

  • 16) XXIV Conference of PhD Students and Young Scientists CPSYS 2024, Wrocław X 2024, presentation
  • 15) International Sopot Youth Conference 2022, Sopot, VI 2022, presentation
  • 14) Supercomputing Frontiers Europe 2020, Warszawa, III 2020 r., presentation
  • 13) 1st International Conference on Theoretical, Applied, Experimental Mechanics, Paphos, Cypr, VI 2018 r., presentation
  • 12) Fatigue 2018, Poitiers, Francja, V/VI 2018 r., poster
  • 11) European Geosciences Union EGU 2018, Wiedeń, Austria, IV 2018, two posters
  • 10) Supercomputing Frontiers Europe 2018, Warszawa, III 2018 r., presentation
  • 9) International Polar Studies in Poland 2017, Warsaw, XI 2017, presentation
  • 8) Particles 2017, Hannover, IX 2017, presentation
  • 7) European Geosciences Union EGU 2017, Wiedeń, Austria, IV 2017, poster
  • 6) International Sopot Youth Conference 2017, Sopot, V 2017, presentation
  • 5) II Ogólnopolska Konferencja Innowacyjni Naukowcy 2016, Wrocław, X 2016, presentation
  • 4) European Seismological Commission 2016, Triest, Włochy, presentation
  • 3) Polish Scientific Networks 2016, Wrocław, poster
  • 2) International Sopot Youth Conference 2016, Sopot, V 2016, presentation
  • 1) IUGG 2015, Praga, Czechy, VI 2015, presentation