All Stories

  1. Severe plastic deformation for producing superfunctional ultrafine-grained and heterostructured materials: An interdisciplinary review

    Article • Journal of Alloys and Compounds, October 2024, Elsevier

    Dr-Ing. Lembit Kommel

  2. Overview of Hard Cyclic Viscoplastic Deformation as a New SPD Method for Modifying the Structure and Properties of Niobium and Tantalum

    Article • March 2024, Research Desk Inc

    Dr-Ing. Lembit Kommel

  3. Overview of Hard Cyclic Viscoplastic Deformation as a New SPD Method for Modifying and Studying the Structure and Properties of Cu-Alloys

    Article • MATERIALS TRANSACTIONS, February 2024, Japan Institute of Metals

    Dr-Ing. Lembit Kommel

  4. The impact of microstructural refinement on the tribological behavior of niobium processed by Indirect Extrusion Angular Pressing

    Article • Tribology International, March 2022, Elsevier

    Dr-Ing. Lembit Kommel

  5. The formation of gradient microstructure under wear track during dry sliding in pure tantalum planks

    Article • Wear, February 2021, Elsevier

    Dr-Ing. Lembit Kommel

  6. Tailoring the microstructure and tribological properties in commercially pure aluminium processed by High Pressure Torsion Extrusion

    Article • Proceedings of the Estonian Academy of Sciences, January 2021, Estonian Academy Publishers

    Dr-Ing. Lembit Kommel

  7. High cycle fatigue.

    Article • Materials Performance and Characterization, February 2020, ASTM International

    Dr-Ing. Lembit Kommel

  8. Microstructure and physical-mechanical properties evolution of pure tantalum processed with hard cyclic viscoplastic deformation

    Article • International Journal of Refractory Metals and Hard Materials, September 2019, Elsevier

    Dr-Ing. Lembit Kommel

  9. Evolution of microstructure and hardness in aluminum processed by High Pressure Torsion Extrusion

    Article • Materials Science and Engineering A, August 2019, Elsevier

    Dr-Ing. Lembit Kommel

  10. Impact pressure on mechanical properties of aluminum based composite by ECAP-parallel channel

    Article • Pollack Periodica, April 2019, Akademiai Kiado

    Klodian Dhoska, Dr-Ing. Lembit Kommel, Assoc. Prof. Dr.-Tech Agus Pramono, Dr-Ing. Lembit Kommel

  11. Structuration of Refractory Metals Tantalum and Niobium Using Modified Equal Channel Angular Pressing Technique

    Article • Key Engineering Materials, April 2019, Trans Tech Publications

    Dr-Ing. Lembit Kommel

  12. Investigation of Steam Turbine Blades Damage and Reliability in a Power Plant

    Article • Key Engineering Materials, April 2019, Trans Tech Publications

    Dr-Ing. Lembit Kommel, Andrei Dedov

  13. Enhancement of Hydrogen Storage in Metals by Using a New Technique in Severe Plastic Deformations

    Article • Key Engineering Materials, April 2019, Trans Tech Publications

    Dr-Ing. Lembit Kommel

  14. High-strength aluminum alloy of ultrafine grained by consolidation-ECAP

    Article • IOP Conference Series Materials Science and Engineering, February 2019, Institute of Physics Publishing

    Dr-Ing. Lembit Kommel

  15. Microstructure and properties that change during hard cyclic visco-plastic deformation of bulk high purity niobium

    Article • International Journal of Refractory Metals and Hard Materials, February 2019, Elsevier

    Dr-Ing. Lembit Kommel

  16. Nanostructure development in refractory metals: ECAP processing of Niobium and Tantalum using indirect-extrusion technique

    Article • International Journal of Refractory Metals and Hard Materials, February 2019, Elsevier

    Dr-Ing. Lembit Kommel

  17. Interdiffusion of chemical elements in superalloy induced by Joule heating and SPD in-situ

    Article • International Journal for Innovation Education and Research, September 2018, International Journal for Innovation Education and Research

    Dr-Ing. Lembit Kommel

  18. Dependance of Wear of Cu-Cr-S Alloy on Hardness and Electrical Conductivity in Sliding Electrical Contact

    Article • Solid State Phenomena, October 2017, Trans Tech Publications

    Dr-Ing. Lembit Kommel, Dr-Ing. Lembit Kommel

  19. Tribological Behavior at Dry Sliding by Electric Current of Cu-Cr-S Alloy after Equal Channel Angular Pressing

    Article • Key Engineering Materials, December 2016, Trans Tech Publications

    Dr-Ing. Lembit Kommel, Dr-Ing. Lembit Kommel

  20. Microstructure and Properties Characterization of Polycrystalline Ni-Fe-Cr-Based Superalloy EP-718E after Electric Upsetting

    Article • Key Engineering Materials, December 2016, Trans Tech Publications

    Dr-Ing. Lembit Kommel, Dr-Ing. Lembit Kommel

  21. Order change and phase's redistribution in single crystal of Ni-based superalloy during hard cyclic viscoplastic deformation

    Article • Acta Crystallographica Section A Foundations and Advances, August 2016, International Union of Crystallography

    Dr-Ing. Lembit Kommel, Dr-Ing. Lembit Kommel

  22. The Aluminum Based Composite Produced by Self Propagating High Temperature Synthesis

    Article • Materials Science, February 2016, Publishing House Technologija

    Ph.D Agus Pramono, Dr-Ing. Lembit Kommel, Dr-Ing. Lembit Kommel

  23. Effect of Hard Cyclic Viscoplastic Deformation on Phases Chemical Composition and Micromechanical Properties Evolution in Single Crystal Ni-Based Superalloy

    Article • Acta Physica Polonica A, October 2015, Institute of Physics, Polish Academy of Sciences

    Dr-Ing. Lembit Kommel

  24. Hot and Cold of Pressing Effect on ECAP-Parallel Channel Composite Based on Al/ANF Material

    Article • Advanced Materials Research, August 2015, Trans Tech Publications

    Ph.D Agus Pramono, Dr-Ing. Lembit Kommel, Dr-Ing. Lembit Kommel

  25. Microstructure, texture and mechanical properties of cyclic expansion–extrusion deformed pure copper

    Article • Materials Science and Engineering A, March 2015, Elsevier

    Dr-Ing. Lembit Kommel

  26. Electrical conductivity and mechanical properties of Cu-0.7wt% Cr and Cu-1.0wt% Cr alloys processed by severe plastic deformation

    Article • IOP Conference Series Materials Science and Engineering, August 2014, Institute of Physics Publishing

    Dr-Ing. Lembit Kommel

  27. Processing and properties of bulk ultrafine-grained pure niobium

    Article • Journal of Materials Science, February 2013, Springer Science + Business Media

    Dr-Ing. Lembit Kommel, Dr-Ing. Lembit Kommel

  28. Microstructure, Properties and Atomic Level Strain in Severely Deformed Rare Metal Niobium

    Article • Materials Science, December 2012, Publishing House Technologija

    Dr-Ing. Lembit Kommel, Dr-Ing. Lembit Kommel

  29. Effect of New Superhard Phases Formation on Properties of Composite Processed by SHS

    Article • Key Engineering Materials, November 2012, Trans Tech Publications

    Dr-Ing. Lembit Kommel, Dr-Ing. Lembit Kommel

  30. Hot Consolidation of Aluminium and Aluminium nano-MMC Powders by Equal Channel Angular Pressing

    Article • Materials Science, September 2012, Publishing House Technologija

    Dr-Ing. Lembit Kommel, Dr-Ing. Lembit Kommel

  31. Phases Micromechanical Properties of Ni-base Superalloy Measured by Nanoindentation

    Article • Materials Science, March 2012, Publishing House Technologija

    Dr-Ing. Lembit Kommel, Dr-Ing. Lembit Kommel

  32. Influence of the SPD Processing Features on the Nanostructure and Properties of a Pure Niobium

    Article • Materials Science Forum, December 2010, Trans Tech Publications

    Dr-Ing. Lembit Kommel, Dr-Ing. Lembit Kommel

  33. Properties development of ultrafine-grained copper under hard cyclic viscoplastic deformation

    Article • Materials Letters, July 2010, Elsevier

    Dr-Ing. Lembit Kommel, Dr-Ing. Lembit Kommel

  34. Diffusion in SC Ni-Base Superalloy under Viscoplastic Deformation

    Article • Defect and Diffusion Forum, April 2010, Trans Tech Publications

    Dr-Ing. Lembit Kommel, Dr-Ing. Lembit Kommel

  35. Solid Phase’s Transformations in Boron Carbide Based Composites during Heat Treatment

    Article • March 2008, CrossRef Test Account

    Dr-Ing. Lembit Kommel, Dr-Ing. Lembit Kommel

  36. Metals Microstructure Improving under Hard Cyclic Viscoplastic Deformation

    Article • Materials Science Forum, January 2008, Trans Tech Publications

    Dr-Ing. Lembit Kommel, Dr-Ing. Lembit Kommel

  37. UFG Microstructure Processing by ECAP from Double Electron-Beam Melted Rare Metal

    Article • Materials Science Forum, January 2008, Trans Tech Publications

    Dr-Ing. Lembit Kommel, Dr-Ing. Lembit Kommel

  38. Solid Phase’s Transformations in Boron Carbide Based Composites during Heat Treatment

    Article • Solid State Phenomena, January 2008, Trans Tech Publications

    Dr-Ing. Lembit Kommel, Dr-Ing. Lembit Kommel

  39. Microstructure and properties development of copper during severe plastic deformation

    Article • Materials & Design (1980-2015), January 2007, Elsevier

    Dr-Ing. Lembit Kommel, Dr-Ing. Lembit Kommel

  40. Diffusion in the Interface Region of Ti/TiAl-Nb Bonding

    Article • January 2006, CrossRef Test Account

    Dr-Ing. Lembit Kommel, Dr-Ing. Lembit Kommel

  41. Diffusion in the Interface Region of Ti/TiAl-Nb Bonding

    Article • Defect and Diffusion Forum, January 2006, Trans Tech Publications

    Dr-Ing. Lembit Kommel, Dr-Ing. Lembit Kommel

  42. Tribological Properties of Boron Nitride Based Composites

    Article • January 2005, ASME International

    Dr-Ing. Lembit Kommel, Dr-Ing. Lembit Kommel