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Stephen Niezgoda

  • Assistant Professor, Materials Science Engineering
  • 494 Watts Hall
    2041 College Rd
    Columbus, OH 43210


Dr. Niezgoda is an Assistant Professor in the departments of Materials Science and Engineering and in Mechanical and Aerospace Engineering as OSU. Prior to his engineering studies Dr. Niezgoda worked as an industrial mechanic and machinist, and as an F.A.A. certified aircraft mechanic (A&P ratings). He earned both his B.S. Ph.D. from Drexel University. Dr. Niezgoda wend on to postdoctoral research appointments at Los Alamos National Laboratory in the Materials Science in Radiation and Dynamic Extremes group and at the Lujan Neutron Scattering Center (LANSCE).

Stephen R. Niezgoda is the director of Micro- & Mesoscale Mechanics and Structures Laboratory at The Ohio State University. His research interests include micromechanical modeling and simulation, constitutive model development, crystal plasticity, techniques in model and simulation co-design, computational materials design tools and materials data sciences.



  • Fullwood, DT, Adams, BL, Stevens, KA, Niezgoda, SR, Kalidindi, SR. 2008. "Spectral Methods in the Statistical Description and Design of Microstructure." In Materials Processing and Texture, edited by Rollett, AD,


  • Niezgoda, SR. "Representation of Stochastic Microstructures." In Data Analytics for Materials Characterization, edited by Simmons, JP, DeGraef, M,
  • Niezgoda, SR. "Estimation of Orientation Statistics." In Data Analytics for Materials Characterization, edited by Simmons, JP, Degraef, M,

Journal Articles


  • Zhao, P.; Low, T.S.E.; Wang, Y.; Niezgoda, S.R.;, 2016, "An integrated full-field model of concurrent plastic deformation and microstructure evolution: Application to 3D simulation of dynamic recrystallization in polycrystalline copper." International Journal of Plasticity 80, 38-55 - 38-55.
  • Turner, DM, Niezgoda, SR, Kalidindi, SR, 2016, "Efficient computation of the angularly resolved chord length distributions and lineal path functions in large microstructure datasets." Modelling and Simulation in Materials Science and Engineering 24, no. 7, 075002 - 075002.
  • Kuang, J, Low, TSE, Niezgoda, SR, Li, X, Geng, Y, Luo, AA, Tang, G, 2016, "Abnormal texture development in magnesium alloy Mg-3Al-1Zn during large strain electroplastic rolling: Effect of pulsed electric current." International Journal of Plasticity 87, 86-99 - 86-99.
  • AH Hunter, V ARAULLOâ€�PETERS, M Gibbons, OD Restrepo, SR Niezgoda, W Windl, KM Flores, DC Hofmann, EA Marquis, 2016, "Three-dimensional imaging of shear bands in bulk metallic glass composited." Journal of Microscopy 264, no. 3, 304-310 - 304-310.


  • Shi,R; Zhou,N; Niezgoda,S,R; Wang,Y, 2015, "Microstructure and transformation texture evolution during alpha precipitation in polycrystalline alpha/beta titanium alloys - A simulation study." ACTA MATERIALIA 94, 224-243 - 224-243.
  • Kumar,M,Arul; Kanjarla,A,K; Niezgoda,S,R; Lebensohn,R,A; Tome,C,N, 2015, "Numerical study of the stress state of a deformation twin in magnesium." ACTA MATERIALIA 84, 349-358 - 349-358.
  • Hardin,T,J; Ruggles,T,J; Koch,D,P; Niezgoda,S,R; Fullwood,D,T; Homer,E,R, 2015, "Analysis of traction-free assumption in high-resolution EBSD measurements." JOURNAL OF MICROSCOPY 260, no. 1, 73-85 - 73-85.
  • 2015, "Isothermal annealing of shocked zirconium: Stability of the two-phase alpha/omega microstructure." ACTA MATERIALIA 91,


  • Brown,D,W; Balogh,L; Byler,D; Hefferan,C,M; Hunter,J,F; Kenesei,P; Li,S,F; Lind,J; Niezgoda,S,R; Suter,R,M, 2014, "Demonstration of Near Field High Energy X-Ray Diffraction Microscopy on High-Z Ceramic Nuclear Fuel Material." MECHANICAL STRESS EVALUATION BY NEUTRONS AND SYNCHROTRON RADIATION VII 777, 112-117 - 112-117.
  • Zong,Hongxiang; Lookman,Turab; Ding,Xiangdong; Nisoli,Cristiano; Brown,Don; Niezgoda,Stephen,R; Jun,Sun, 2014, "The kinetics of the omega to alpha phase transformation in Zr, Ti: Analysis of data from shock-recovered samples and atomistic simulations." ACTA MATERIALIA 77, 191-199 - 191-199.
  • Niezgoda,Stephen,R; Kanjarla,Anand,K; Beyerlein,Irene,J; Tome,Carlos,N, 2014, "Stochastic modeling of twin nucleation in polycrystals: An application in hexagonal close-packed metals." INTERNATIONAL JOURNAL OF PLASTICITY 56, 119-138 - 119-138.


  • Balogh,L; Niezgoda,S,R; Kanjarla,A,K; Brown,D,W; Clausen,B; Liu,W; Tome,C,N, 2013, "Spatially resolved in situ strain measurements from an interior twinned grain in bulk polycrystalline AZ31 alloy." ACTA MATERIALIA 61, no. 10, 3612-3620 - 3612-3620.
  • Niezgoda, SR; Kanjarla, AK; Kalidindi, SR;, 2013, "Novel microstructure quantification framework for databasing, visualizing, and analysis of microstructure data." Integrating Materials and Manufacturing Innovation 2, no. 3, 1 - 1.
  • Niezgoda,Stephen,R; Beyerlein,Irene,J; Kanjarla,Anand,K; Tome,Carlos,N, 2013, "Introducing Grain Boundary Influenced Stochastic Effects into Constitutive Models." JOM 65, no. 3, 419-430 - 419-430.
  • Niezgoda,Stephen,R; Glover,Jared, 2013, "Unsupervised Learning for Efficient Texture Estimation From Limited Discrete Orientation Data." METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE 44A, no. 11, 4891-4905 - 4891-4905.


  • Qidwai,Siddiq,M; Turner,David,M; Niezgoda,Stephen,R; Lewis,Alexis,C; Geltmacher,Andrew,B; Rowenhorst,David,J; Kalidindi,Surya,R, 2012, "Estimating the response of polycrystalline materials using sets of weighted statistical volume elements." ACTA MATERIALIA 60, no. 13-14, 5284-5299 - 5284-5299.
  • Niezgoda,Stephen,R; McCabe,Rodney,J; Tome,Carlos,N, 2012, "Quantification of strain and orientation measurement error in cross-correlation EBSD in hexagonal close-packed materials." SCRIPTA MATERIALIA 67, no. 10, 818-821 - 818-821.


  • Fast,Tony; Niezgoda,Stephen,R; Kalidindi,Surya,R, 2011, "A new framework for computationally efficient structure-structure evolution linkages to facilitate high-fidelity scale bridging in multi-scale materials models." ACTA MATERIALIA 59, no. 2, 699-707 - 699-707.
  • Niezgoda,Stephen,R; Yabansu,Yuksel,C; Kalidindi,Surya,R, 2011, "Understanding and visualizing microstructure and microstructure variance as a stochastic process." ACTA MATERIALIA 59, no. 16, 6387-6400 - 6387-6400.
  • Kalidindi,Surya,R; Niezgoda,Stephen,R; Salem,Ayman,A, 2011, "Microstructure Informatics Using Higher-Order Statistics and Efficient Data-Mining Protocols." JOM 63, no. 4, 34-41 - 34-41.


  • Kalidindi,Surya,R; Niezgoda,Stephen,R; Landi,Giacomo; Vachhani,Shraddha; Fast,Tony, 2010, "A Novel Framework for Building Materials Knowledge Systems." CMC-COMPUTERS MATERIALS & CONTINUA 17, no. 2, 103-125 - 103-125.
  • Fullwood,David,T; Niezgoda,Stephen,R; Adams,Brent,L; Kalidindi,Surya,R, 2010, "Microstructure sensitive design for performance optimization." PROGRESS IN MATERIALS SCIENCE 55, no. 6, 477-562 - 477-562.
  • Gerrard,Dustin,D; Fullwood,David,T; Halverson,Denise,M; Niezgoda,Stephen,R, 2010, "Computational Homology, Connectedness, and Structure-Property Relations." CMC-COMPUTERS MATERIALS & CONTINUA 15, no. 2, 129-151 - 129-151.
  • Niezgoda,Stephen,R; Turner,David,M; Fullwood,David,T; Kalidindi,Surya,R, 2010, "Optimized structure based representative volume element sets reflecting the ensemble-averaged 2-point statistics." ACTA MATERIALIA 58, no. 13, 4432-4445 - 4432-4445.
  • Landi,Giacomo; Niezgoda,Stephen,R; Kalidindi,Surya,R, 2010, "Multi-scale modeling of elastic response of three-dimensional voxel-based microstructure datasets using novel DFT-based knowledge systems." ACTA MATERIALIA 58, no. 7, 2716-2725 - 2716-2725.


  • Niezgoda,Stephen,R; Kalidindi,Surya,R, 2009, "Applications of the Phase-Coded Generalized Hough Transform to Feature Detection, Analysis, and Segmentation of Digital Microstructures." CMC-COMPUTERS MATERIALS & CONTINUA 14, no. 2, 79-97 - 79-97.
  • Kalidindi,Surya,R; Knezevic,Marko; Niezgoda,Stephen; Shaffer,Joshua, 2009, "Representation of the orientation distribution function and computation of first-order elastic properties closures using discrete Fourier transforms." ACTA MATERIALIA 57, no. 13, 3916-3923 - 3916-3923.


  • Niezgoda,S,R; Fullwood,D,T; Kalidindi,S,R, 2008, "Delineation of the space of 2-point correlations in a composite material system." ACTA MATERIALIA 56, no. 18, 5285-5292 - 5285-5292.
  • Fullwood,David,T; Niezgoda,Stephen,R; Kalidindi,Surya,R, 2008, "Microstructure reconstructions from 2-point statistics using phase-recovery algorithms." ACTA MATERIALIA 56, no. 5, 942-948 - 942-948.
  • Fullwood,D,T; Kalidindi,S,R; Niezgoda,S,R; Fast,A; Hampson,N, 2008, "Gradient-based microstructure reconstructions from distributions using fast Fourier transforms." MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING 494, no. 1-2, 68-72 - 68-72.


  • Niezgoda,S; Gupta,V; Knight,R; Cairncross,R,A; Twardowski,T,E, 2006, "Effect of reinforcement size on the scratch resistance and crystallinity of HVOF sprayed nylon-11/ceramic composite coatings." JOURNAL OF THERMAL SPRAY TECHNOLOGY 15, no. 4, 731-738 - 731-738.


  • "An integrated full-field model of concurrent plastic deformation and microstructure evolution: Application to 3D simulation of dynamic recrystallization in polycrystalline copper." International Journal of Plasticity, Volume 80, May 2016, Pages 38-55
  • "Symmetrized Bingham Distribution for Representing Texture: Parameter estimation with respect to crystal and sample symmetries."
  • "Long-time behavior of the $ω\to α$ transition in shocked Zirconium: Interplay of nucleation and plastic deformation."


  • "Experimental and Model Epistemic and Aleatoric Uncertainty: Connections to Microstrutural Variance." 2011,
  • "Non-Stationary Microstructure Processes: Quantification of Texture Gradients and Orientation & Microtexture Spatial Correlations." 2012,
  • "Moving beyond the RVE: How do we integrate complex microstructure data into materials response models?." 2013,
  • "Rethinking Materials Data: Extracting Knowledge from Pretty Pictures." 2013,
  • "Construction of Evolutionary Microstructure Databases." 2013,
  • "Twinning and Metastable High-Pressure Phases in Group IV Hexagonal Metals." 2014,
  • "Fully Coupled Phase-Field and Elasto-Viscoplstic Fast Fourier Transform Models for Advanced Mesoscale Thermomechanical Processing." 2015,
  • "Measurement and Simulation of Type II and Type III Residual Stresses in Polycrystalline Materials." 2015,
  • "Insights on Shear Band Behavior in BMGMBs from FFT-based Continuum Modeling." 2016,
  • "Opportunities in Mesoscale Simulation: Integration of physics based constitutive theories with microstructure evolution." 2016,
  • "Evaluation and Generation of Representative Volume Elements." 2010,
  • "Application of Bayesian Blind Deconvolution in Electron Backscatter Diffraction Microscopy." 2011,
  • "Incorporating Stochastic Effects into Homogenized Plasticity Models." 2014,
  • "Bingham Mixture Model for Efficient micro texture Estimation from Discrete Orientation Data." 2016,
  • "Microstructure-Uncertainty Propagation in Sheet Metal Forming FE-Simulations." 2016,
  • "Computational Modeling of Shear Banding in Bulk Metallic Glass Composites." 2016,
  • "Nonintrusive stochastic modeling to account for microstructure variability." 2016,
  • "Advances in Statistical Microstructure Quantification: Bridging Characterization, Experiment, and SImulation." 2013,
  • "Coupled Phase-Field and Elasto-Viscoplastic FFT Models for Mesoscale SImulation." 2015,
  • "Fully Coupled Phase-Field and Dislocation Based EVPFFT Crystal Plasticity." 2016,
  • "The Curious Case of Metastable High Pressure Omega Phase in Group IV Transition Metals." 2016,
  • "Influence of Microstructure on Deformation Behavior in Bulk Metallic Glass Matrix Composites." 2016,
  • "Comparison of Microstructure Quantification Frameworks." 2014,

Papers in Proceedings


  • Salem, SS; Shaffer, JB; Niezgoda, SR; Satko, DP; Buijk, A; Semiatin, SL; Pilchak, AL "Microstructure Uncertainty Propagation in Sheet Metal Forming Fe-Simulations: Springback of Commercial-Purity Titanium." in 13th World Conference on Titanium. (5 2016). Ch. 314 - Ch. 314.


  • Fullwood,D,T; Kalidindi,S,R; Niezgoda,S,R; Fast,A; Hampson,N "Gradient-based microstructure reconstructions from distributions using fast Fourier transforms." JOURNAL: "MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING." in Symposium on Advances in Microstructure-Based Modeling and Characterization of Deformation Microstructures held at 2007 TMS Annual Meeting. (10 2008). 68-72 - 68-72.
  • Fullwood,D,T; Niezgoda,S,R; Kalidindi,S,R "Spectral representation and reconstruction of 3-D materials." in 137th Annual Meeting and Exhibition of the Minerals-Metals-and-Materials-Society. (1 2008). 141-147 - 141-147.


  • Niezgoda,S; Gupta,V; Knight,R; Cairncross,R,A; Twardowski,T,E "Effect of reinforcement size on the scratch resistance and crystallinity of HVOF sprayed nylon-11/ceramic composite coatings." JOURNAL: "JOURNAL OF THERMAL SPRAY TECHNOLOGY." in International Thermal Spray Conference (ITSC 2006). (12 2006). 731-738 - 731-738.


  • Galbincea,ND, Yuan, M ,Niezgoda, SR "Computational Design Tools for Quantifying Uncertainty Due to Material Variability." in AIAA Scitech - Special Symposium on Non-Deterministic Analysis.