Program Studi Teknik Metalurgi

Staff Akademik – Tria Laksana

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Tria Laksana Achmad, ST., MT

Tria Laksana Achmad, ST., MT., Ph.D.
NIP: 198502182012121002

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CONTACT

EDUCATION

  1. [2018] PhD, Advanced Materials, School of Materials Science and Engineering, Tsinghua University, Beijing, PR China. (Dissertation: Development of stacking fault energy (SFE) modeling of Co-based alloys for alloy design, Supervisor: Professor Yang Zhi-Gang).
  2. [2012] Master, Corrosion Engineering, Department of Mining Engineering, Institute of Technology Bandung (ITB), Bandung, Indonesia. (Thesis: Influence of Concentration of Dissolved Al2O3 on the Characteristic and the Corrosion Resistance of the Anodized Layer Produced on Aluminum Alloy 2024 T3 in Chromic Acid Solution, Supervisor: Associate Professor Sunara Purwadaria).
  3. [2008] Bachelor, Department of Metallurgical Engineering, Institute of Technology Bandung (ITB), Bandung, Indonesia. (Thesis: Study of Zn Recycling Process from a Paint Factory Waste Material by Hydrometallurgical Route, Supervisor: Associate Professor Sunara Purwadaria).

RESEARCH INTERESTS

Computational design of Co-based alloys, Superalloys, High Entropy Alloys (HEA).

Computational metallurgy (First-principle DFT (ab-initio), Molecular dynamics, Computational thermodynamics, Machine Learning method).

TEACHING EXPERIENCE

Computational Methods for Alloy Design, Advanced Computational Metallurgy, Phase Transformation and Heat Treatment, Advanced Phase Transformation, Alloy Design, Metallurgy Plant Design, Physical Metallurgy, Advanced Physical Metallurgy, High-Performance Alloys, High-Temperature Alloys, Diffusion and Microstructure Stability, Applied Mathematics, Engineering Drawing, Strength of Materials, Metallurgical Process Engineering 1, Metallurgical Process Engineering 2, Special Topics, General Metallurgy, Non-Destructive Testing and Failure Analysis, Rare Earth Metal Metallurgy, Computational Thinking.

 

PUBLICATIONS

  1. [2025] TL Achmad, PA Wibowo, FT Sukma, Design of high entropy superalloy FeNiCrCoAl using molecular dynamics, computational thermodynamics, and machine learning, Journal of Alloys and Compounds 1010, 177514. https://doi.org/10.1016/j.jallcom.2024.177514
  2. [2025] TL Achmad, ST Prasetya Aji, AA Korda, Development of CoCrWNi Alloy Through Stacking Fault Energy Modeling by First-Principles, Computational Thermodynamic, and Experimental Methods, Metals and Materials International, 1-18. https://doi.org/10.1007/s12540-025-01894-y
  3. [2025] TL Achmad, GF Ritonga, EI Pane, LH Sebastian, Unlocking High-Entropy Alloys FeNiCrCoCu Design: Stacking Fault Energy Modeling with First-Principles DFT, Molecular Dynamics, Thermodynamics, and Machine Learning, Journal of Physics: Conference Series 2980 (1), 012037. https://doi.org/10.1088/1742-6596/2980/1/012037
  4. [2025] AA Korda, DPT Muhammad, F Muhammad, TL Achmad, B Prawara, Microstructural stability and high temperature isothermal oxidation behavior studies of high entropy alloy Al0. 5CoCrFeNi, Corrosion Communications, https://doi.org/10.1016/j.corcom.2024.07.005
  5. [2024] TL Achmad, FF Baskara. Design of High Entropy Superalloy FeNiCrAlCu using Computational Thermodynamic and Machine Learning: Effect of Alloying Compositions and Temperatures on the Stacking Fault Energy. E3S Web of Conferences 543, 03010, 2024. https://doi.org/10.1051/e3sconf/202454303010
  6. [2024] F Nugraha, MF Aulia, TL Achmad. Effect of Alloying Compositions on the Stacking Fault Energy and Elasticity of FeNiCrAlCo and FeNiCrAlCu: A First-principles Study for Fe-based High Entropy Superalloy Design. E3S Web of Conferences 543, 03009, 2024. https://doi.org/10.1051/e3sconf/202454303009
  7. F Muhammad, EM Lestari, TL Achmad, AA Korda, B Prawara, DH Prajitno, et al., Microstructural Stability and High-Temperature Oxidation Behavior of Al0. 25CoCrCuFeNi High Entropy Alloy, Metalurgi 39 (1), 49-62.
  8. [2023] AA Korda, MA Akbar, F Muhammad, TL Achmad, B Prawara, DH Prajitno, High-Temperature Oxidation and Microstructural Changes of Al0.75CoCrFeNi High-Entropy Alloy at 900 and 1100 °C, Metals 14 (1), 33, 2023. https://doi.org/10.3390/met14010033
  9. [2023] Syafira, T., Achmad, T.L., Dilasari, B.; Effect of steel surface roughness on the performance of organic inhibitors in hydrochloric acid solution, Advances in Metallurgy and Engineering Materials: Characterizations and Innovation 2020; 2023; AIP Conference Proceedings AIP Publishing. DOI: https://doi.org/10.1063/5.0117209
  10. [2022] EA Basuki, N Adrianto, R Triastomo, AA Korda, TL Achmad, F Muhammad. Isothermal Oxidation Behavior of Ferritic Oxide Dispersion Strengthened Alloy at High Temperatures. Journal of Engineering and Technological Sciences 54 (2), 370-382, 2022 https://doi.org/10.5614/j.eng.technol.sci.2022.54.2.10
  11. [2018] Achmad TL, Fu W, Chen H, Zhang C, Yang ZG. Effect of solute segregation on the intrinsic stacking fault energy of Co-based binary alloys: A first-principles study. Journal of Alloys and Compounds. 2018, 748:328-337. (2017 Journal Citation Reports Impact Factor = 3.779) https://doi.org/10.1016/j.jallcom.2018.03.167
  12. [2018] Achmad TL, Fu W, Chen H, Zhang C, Yang ZG. Effect of strain on the intrinsic stacking fault energy of fcc Co: a first-principles study. Journal of Materials Science 53:10217–10230. (2017 Journal Citation Reports Impact Factor = 2.993) https://doi.org/10.1007/s10853-018-2320-6
  13. [2018] Achmad TL, Fu W, Chen H, Zhang C, Yang ZG. Computational thermodynamic and first-principles calculation of stacking fault energy on ternary Co-based alloys. Computational Material Science 143:112–117. (2017 Journal Citation Reports Impact Factor = 2.530) https://doi.org/10.1016/j.commatsci.2017.11.004
  14. [2017] Achmad TL, Fu W, Chen H, Zhang C, Yang ZG. Co-based alloys design based on first-principles calculations: Influence of transition metal and rare-earth alloying element on stacking fault energy. AIP Conference Proceedings 1805:060004. http://dx.doi.org/10.1063/1.4974440
  15. [2017] Achmad TL, Fu W, Chen H, Zhang C, Yang ZG. Effects of alloying elements concentrations and temperatures on the stacking fault energies of Co-based alloys by computational thermodynamic approach and first-principles calculations. Journal of Alloys and Compounds 694:1265-1279. (2017 Journal Citation Reports Impact Factor = 3.779). http://dx.doi.org/10.1016/j.jallcom.2016.10.113
  16. [2016] Achmad TL, Fu W, Chen H, Zhang C, Yang ZG. First-principles calculations of generalized-stacking-fault-energy of Co-based alloys. Computational Material Science 121:86–96. (2017 Journal Citation Reports Impact Factor = 2.530) http://dx.doi.org/10.1016/j.commatsci.2016.04.031

JOURNAL REVIEWER

Journal of Materials Science & Technology, Journal of Alloys and Compounds, BMC Oral Health, Mechanics of Advanced Materials and Structures, Computational Materials Science, Materials Research Express, Advances in Materials Science and Engineering, Physica Scripta, Jurnal Teknik Pertambangan dan Metalurgi, Teknika: Jurnal Sains dan Teknologi.

RESEARCH EXPERIENCE

Team Leader

  1. [2025] Integration of Molecular Dynamics and Machine Learning for Optimizing High Entropy Alloy Composition and Exploring the Influence of Stacking Fault Energy, Grain Size, Strain Rate, and Temperature on Mechanical Properties (Riset PPMI FTTM 2025)
  2. [2024] Development of High Entropy Alloys Using Molecular Dynamics and Machine Learning (Riset PPMI FTTM 2024)
  3. [2023] Development of Cobalt-Based Alloy Design for Biomedical Tools, Heavy Equipment, and High-Speed Train Brake Discs (Riset PPMI FTTM 2023)
  4. [2021] Design of Medium and High Entropy Alloys for Biomedical Applications Using Computational Methods (Riset Peningkatan Kapasitas Dosen Muda ITB 2021)

Team Member

  1. [2022-2024] Development of High Entropy Superalloy Materials for Rocket Nozzle and Other High-Temperature Components (Program Riset dan Inovasi untuk Indonesia Maju (RIIM))
  2. [2022] Development of Strategic Metal Alloys for Medical, Defense, and High-Temperature Applications (PPMI 2022)
  3. [2021] Development of High Entropy Alloys for High-Temperature Applications (PPMI 2021)
  4. [2020] Study on the Effect of Steel Surface Roughness on the Efficiency of Inhibitors (P3MI 2020)

CONFERENCES

  1. [2024] Unlocking High-Entropy Alloys FeNiCrCoCu Design: Stacking Fault Energy Modeling with First-Principles DFT, Molecular Dynamics, Thermodynamics, and Machine Learning, International Conference on Physics and Technology of Advanced Materials (ICPTAM) 2024, Bali, Indonesia.
  2. [2023] Design of High Entropy Superalloy FeNiCrAlCu with Stacking Fault Energy Modeling using Thermodynamic Calculations, First-principles, and Machine Learning, The 3rd World Congress on High Entropy Alloys (HEA 2023), Pittsburgh, USA.
  3. [2023] Effect of Alloying Compositions on the Stacking Fault Energy and Elasticity of FeNiCrAlCo and FeNiCrAlCu: A First-principles Study for Fe-based High Entropy Superalloy Design, International Process Metallurgy Conference (IPMC) 2023, Bandung, Indonesia.
  4. [2016] Co-based alloys design based on first-principles calculations: Influence of transition metal and rare-earth alloying element on stacking fault energy, The 1st International Process Metallurgy Conference (IPMC), Bandung, Indonesia.
  5. [2016] Development of stacking fault energy (SFE) modeling of Co-based alloys by thermodynamic and first-principles calculations, The Ninth Pacific Rim International Conference on Advanced Materials and Processing (PRICM9), The Japan Institute of Metals and Materials, Kyoto, Japan.
  6. [2011] Influence of concentration of dissolved Al2O3 on the characteristic and the corrosion resistance of the anodize layer produced on aluminum alloy 2024 T3 in chromic acid solution. Material and Metallurgical Conference, LIPI, Serpong, Indonesia.

PROJECT / WORK EXPERIENCES

(Principal Investigator)

  1. [2015] Development of technology for wear resistance improvement of Co-base superalloy; Proposition of idea of new alloy composition for good wear resistance. Mitsubishi Heavy Industries – Tsinghua University.
  2. [2014] Development of technology for wear resistance improvement of Co-base superalloy; Mapping of generation condition of stacking faults for conventional Co-base alloys. Mitsubishi Heavy Industries – Tsinghua University.

(Project Assistant)

  1. [2025] Failure Analysis of Rotating Shaft Pulley at PT Freeport Indonesia
  2. [2024] Study of Biocoal as a Substitute for Coal in Tin Smelting at PT Timah Tbk
  3. [2022] Optimization Study of Silver Electrorefining and Electrowinning Processes at UBPP Precious Metals PT Antam
  4. [2022] SNI Drafting for the Revision of SNI Egrek, SNI Garden Fork, Pull Fork, and Thatching Fork
  5. [2021] Equipment and Operation Assessment of FeNi-3 at UBPN Antam Southeast Sulawesi
  6. [2021] SNI Drafting for the Revision of SNI Hoe, Amendment of SNI Shovel, and Revision of SNI Egrek
  7. [2021] Testing and Analysis of Materials and Processes for Galvanized Wire Mesh for Underground Support Use at PT Intan Metalindo
  8. [2021] Pyrometallurgy Study on the Chlorination Process at PT Antam Precious Metals
  9. [2021] Development of a Grand Strategy for Mineral and Coal Commodities
  10. [2020] Business Plan Development for Silica Sand Business Expansion at PT Timah Investasi Mineral
  11. [2019] Response to JIS SUH 330 for Electric Furnace Hanger Rod at Antam
  12. [2019] Study on the Construction of Hot Skin Pass Mill #2 and #3 with a Capacity of 1,550,000 Tons per Year at PT Krakatau Steel, in collaboration with LAPI ITB
  13. [2019] Study on the Construction of a Tension Leveler Machine with a Capacity of 250,000 Tons per Year at PT Krakatau Steel, in collaboration with LAPI ITB
  14. [2019] Feasibility Study Services for the Construction of an Ausmelt TSL Plant at the Metallurgy Unit in Muntok, PT Timah Tbk
  15. [2013] High-powered Ultrasonic Consolidation Material, Processing and Structural Methods Development: Heat treatment & Microstructure. Boeing – Tsinghua University.
  16. [2012] Feasibility Study of Ferro-Nickel Smelter Plant in South Sulawesi PT Titan Mineral Utama, with LAPI ITB.
  17. [2012] Academic analysis of feasibility study of copper, nickel, iron, lead, zinc, aluminum smelter plant, with Indonesian Mining Association (IMA) and LAPI ITB.
  18. [2012] Feasibility Study of Fuming process of tin smelting in PT Timah, Mentok and implementation of roasting process for arsenic removal from tin concentrate of tin mining in Kundur, with LAPI ITB.
  19. [2011] Corrosion assessment of gas production facilities of Jambi Merang field PT Pertamina, with GL Noble Denton.
  20. [2011] Study of analysis and use of coal gas application for MFO (marine fuel oil) substitution at reverberatory furnace, PT Timah, Mentok, with LAPI ITB.
  21. [2011] Study of analysis and economic evaluation technology of Ausmelt and Fuming Process in tin smelting PT Timah Mentok, with LAPI ITB.
  22. [2010] Modernization of Metallurgical Plant of Unit Metalurgi PT Timah, Mentok, with LAPI ITB.
  23. [2010] Study of Crude FeNi Dephosphorization for High Carbon Ferronickel Product, PT Antam, Pomala, with LAPI ITB.
  24. [2009] Design of Zinc Recycling Plant from Zinc Waste Materials for LabZinc Industries (M) Sdn.Bhd., Malaysia.
  25. [2009] Feasibility study of anode slime treatment plant in Gresik of PT. Aneka Tambang TBK, UBPP Logam Mulia with LAPI ITB.

(Short Course Trainer)

  • [2010 – 2011] Corrosion and Cathodic Protection Short Course for PT Pertamina.

(Laboratory Assistant)

  • [2007 – 2012] Assistant of electrometallurgy and corrosion laboratory.

(Teaching Assistant)

  • [2009 – 2012] Metal Corrosion & Prevention Technology, Metallurgy Extraction, Metallurgical Kinetics, Materials Characterization, Transport Phenomena of Metallurgy, Metal Forming.

COMPUTATION SKILLS

  1. First-principles calculations: VASP (Vienna Ab initio Simulation Package), CASTEP (Cambridge Sequential Total Energy Package), Quantum Espresso (QE), Burai.
  2. Molecular Dynamics: LAMMPS
  3. Computational Thermodynamics: ThermoCalc, Pandat
  4. Machine Learning: Jupyter Notebook, Google Colab
  5. Atomic-scale simulation tools: Atomsk
  6. Visualization tools: Ovito, Vesta
  7. Material modeling and simulation: Materials Studio
  8. Numerical calculations: MATLAB
  9. Potentiostat analysis: Gamry Chemical Analysis
  10. XRD profile analysis: MDI Jade

Version: May, 2025

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