Alex J Plotkowski Group Leader, Computational Coupled Physics Contact plotkowskiaj@ornl.gov | 865.341.4276 All Publications Influence of alloy solidification path on melt pool behavior in additive manufacturing Effect of microalloying additions on microstructural evolution and thermal stability in cast Al-Ni alloys... An additively manufactured near-eutectic Al-Ce-Ni-Mn-Zr alloy with high creep resistance... Understanding solidification of near eutectic alloy using Cellular Automata (CA) Creep deformation and cavitation in an additively manufactured Al-8.6Cu-0.4Mn-0.9Zr (wt%) alloy Grain structure and texture selection regimes in metal powder bed fusion High Strength Aluminum Additive Manufacturing Additively Manufacturing Nitinol Shape Memory Alloys for Advanced Actuator Designs Grain Structure Evolution in Fe-6Si During Directed Energy Deposition... Diffusion, atomic transport, and ordering in Al-Zr alloys: FCC and liquid phases Effect of Mn on eutectic phase equilibria in Al-rich Al-Ce-Ni alloys... Leveraging the digital thread for physics-based prediction of microstructure heterogeneity in additively manufactured parts DYNAMIC BEAM SHAPE SENSING AND CONTROL IN AN OPEN ARCHITECTURE METAL AM SYSTEM FOR MICROSTRUCTURE MANIPULATION Local Modification of Cast Aluminum Alloys via the Cast-and-Print Process... Investigation of Form-and-Print processing of wrought aluminum alloys for industrial applications Microstructure and strengthening of Al-6Ce-3Ni-0.7Fe (wt%) alloy manufactured by laser powder-bed fusion... Operando neutron diffraction reveals mechanisms for controlled strain evolution in 3D printing... Microstructure and mechanical properties of hypoeutectic Al–6Ce–3Ni-0.7Fe (wt.%) alloy Uncertainty quantification for computational modelling of laser powder bed fusion Validating the Use of Gaussian Process Regression for Adaptive Mapping of Residual Stress Fields 3D Printed eutectic aluminum alloy has facility for site-specific properties Enabling rapid X-ray CT characterisation for additive manufacturing using CAD models and deep learning-based reconstruction... Hybrid Al Casting + AM Components for Automotive Applications Adaptive sampling for accelerating neutron diffraction-based strain mapping* Computational Requirements in Clean Energy and Manufacturing: Summary report of the virtual workshop held on June 28-29, 2021 Pagination Current page 1 Page 2 Page 3 … Next page ›› Last page Last » Key Links Curriculum Vitae Google Scholar ORCID Organizations User Facilities Manufacturing Demonstration Facility Computing and Computational Sciences Directorate Computational Sciences and Engineering Division Advanced Computing Methods for Engineered Systems Section Computational Coupled Physics