Select publications

  1. J. Kang, R.J. Shalloo, M.J. Higgins, S.J.D. Dann, J.-N Gruse, C.I.D. Underwood, A.F. Antoine, C. Arran, C.D. Baird, M.D. Balcazar, N. Bourgeois, J.A. Cardarelli, K. Krushelnick, S.P.D. Mangles, C.D. Murphy, N. Lu, P.P. Rajeev, M.P. Selwood, D.R. Symes, C.P. Ridgers, A.G.R. Thomas, C. Thornton, Z. Najmudin, P.G. Sanders, A.J. Shahani, and M.J.V. Streeter, “The Potential of Laser-wakefield Accelerators for Imaging Dynamic Processes in Materials," submitted (2022).
  2. P. Chao, G. Lindemann, A.H. Hunter, and A.J. Shahani, “Pseudo-4D View of the Growth and Form of Locked Eutectic Colonies,” Acta Mater. 240, 118335 (2022). DOI: 10.1016/j.actamat.2022.118335
  3. J. Kang, K. Walter, H. Bale, and A.J. Shahani, “Percolation of Grain Boundaries and Triple Junctions in Three Dimensions: A Test of Theory,” Acta Mater. 240, 118316 (2022). DOI: 10.1016/j.actamat.2022.118316
  4. G. Lindemann, P. Chao, A.H. Hunter, and A.J. Shahani, “Formation of Three-phase Eutectic Grains on Primary Phases: Observations from Correlative Imaging,” J. Alloy. Compd. 923, 66274 (2022). 10.1016/j.jallcom.2022.166274
  5. I. Han, K.L. Wang, A.T. Cadotte, Z. Xi, H. Parsamehr, X. Xiao, S.C. Glotzer, and A.J. Shahani, “Formation of a Single Quasicrystal upon Collision of Multiple Grains,” Nature Comm. 12, 5790 (2021). DOI: 10.1038/s41467-021-26070-9
  6. Y. Wang, J. Gao, W. Sun, and A.J. Shahani, “In situ Observation of Faceted Growth and Morphological Instability of a Complex-regular Eutectic in Zn-Mg-Al System,” Scripta Mater. 206, 114224 (2022). DOI: 10.1016/j.scriptamat.2021.114224
  7. N. Lu, S. Moniri, M. Wiltse, J. Spielman, N. Senabulya, and A.J. Shahani, “Dynamics of Ga Penetration in Textured Al Polycrystal Revealed through Multimodal Three-dimensional Analysis,” Acta Mater. 217, 117145 (2021). DOI: 10.1016/j.actamat.2021.117145
  8. M.J. Higgins, J. Kang, G. Huang, D. Montiel, N. Lu, H. Liu, Y.-F. Shen, P. Staublin, J.-S. Park, J.D. Almer, P. Kenesei, P.G. Sanders, R.M. Suter, K. Thornton, and A.J. Shahani, “Anomalous Strain-energy-driven Macroscale Translation of Grains during Non-isothermal Annealing,” Phys. Rev. Mater. 5, L070401 (2021). DOI: 10.1103/PhysRevMaterials.5.L070401
  9. N. Arai, T. Stan, S. Macfarland, P.W. Voorhees, N.S. Muyanja, A.J. Shahani, and K.T. Faber, “Coarsening of Dendrites in Freeze-cast Ceramic Systems,” Acta Mater. 215, 117039 (2021). DOI: 10.1016/j.actamat.2021.117039
  10. C.W. Reese, A. Gladstein, P. Shevchenko, X. Xiao, A.J. Shahani, and A.I. Taub, “Real-time Visualization of Particle Evolution during Reactive Flux-assisted Processing of Aluminum Melts,” Scripta Mater. 201, 113978 (2021). DOI: 10.1016/j.scriptamat.2021.113978
  11. Y. Wang, J. Gao, P. Chao, N.S. Muyanja, R.H. Mathiesen, and A.J. Shahani, “In situ Evidence for Impurity-induced Formation of Eutectic Colonies in an Interdendritic Liquid” Mater. Lett. 292, 129637 (2021). DOI: 10.1016/j.matlet.2021.129637
  12. P. Chao, X. Xiao, and A.J. Shahani, “Flexible Unsupervised Binary Change Detection Algorithm Identifies Phase Transitions in Continuous Image Streams,” Integr. Mater. Manuf. Innov. 10, 72 (2021). DOI: 10.1007/s40192-021-00199-3. Read paper →
  13. N. Lu,* J. Kang,* and A.J. Shahani, “Origins of Non-random Particle Distributions and Implications to Abnormal Grain Growth in an Al-3.5wt%Cu Alloy,” Metall. Mater. Trans. A 52, 914 (2021). (*equal contribution) DOI: 10.1007/s11661-020-06125-0
  14. R.J. Shalloo, S.J.D. Dann, J.-N. Gruse, C.I.D. Underwood, A.F. Antoine, C. Arran, M. Backhouse, C.D. Baird, M.D. Balcazar, N. Bourgeois, J.A. Cardarelli, P. Hatfield, J. Kang, K. Krushelnick, S.P.D. Mangles, C.D. Murphy, N. Lu, J. Osterhoff, K. Poder, P.P. Rajeev, C.P. Ridgers, S. Rozario, M.P. Selwood, A.J. Shahani, D.R. Symes, A.G.R. Thomas, C. Thornton, Z. Najmudin, M.J.V. Streeter, “Automation and Control of Laser Wakefield Accelerators using Bayesian Optimisation,” Nature Comm. 11, 6355 (2020). DOI: 10.1038/s41467-020-20245-6
  15. A.J. Shahani and A.J. Clarke, “Processing Metallic Materials far from Equilibrium,” MRS Bull. 45, 906 (2020). DOI: 10.1557/mrs.2020.269
  16. I. Han, J.T. McKeown, L. Tang, C.-Z. Wang, H. Parsamehr, Z. Xi, Y.-R. Lu, M.J. Kramer, and A. J. Shahani, “Dynamic Observation of Dendritic Quasicrystal Growth upon Laser-induced Solid-state Transformation,” Phys. Rev. Lett. 125, 195503 (2020). DOI: 10.1103/PhysRevLett.125.195503
  17. Y. Wang, P. Chao, S. Moniri, J. Gao, T. Volkenandt, V. De Andrade, and A.J. Shahani, “Integrated Three-dimensional Characterization of Reactive Phase Formation and Coarsening during Isothermal Annealing of Metastable Zn-3Mg-4Al Eutectic,” Mater. Char. 170, 110685 (2020). DOI: 10.1016/j.matchar.2020.110685
  18. (invited) A.J. Shahani, X. Xiao, E.M. Lauridsen, and P.W. Voorhees, “Characterization of Metals in Four Dimensions,” Mater. Res. Lett. 8, 462 (2020). DOI: 10.1080/21663831.2020.1809544
  19. (invited) Y. Wang, J. Gao, Y. Ren, V. De Andrade, and A.J. Shahani, “Formation of a Three-phase Spiral Structure due to Competitive Growth of a Peritectic Phase with a Metastable Eutectic,” JOM 72, 2965 (2020). DOI: 10.1007/s11837-020-04237-x
  20. S. Moniri, X. Xiao, and A.J. Shahani, “Singly-twinned growth of Si Crystals upon Chemical Modification,” Phys. Rev. Mater. 4, 063403 (2020). DOI: 10.1103/PhysRevMaterials.4.063403
  21. N. Lu,* J. Kang,* N. Senabulya, R. Keinan, N. Gueninchault, and A.J. Shahani, “Dynamics of Particle-assisted Abnormal Grain Growth Revealed through Integrated Three-dimensional Microanalysis,” Acta Mater. 195, 1 (2020). (*equal contribution) DOI: 10.1016/j.actamat.2020.04.049
  22. C.W. Reese, A. Gladstein, J.M. Fedors, V. De Andrade, B. Mishra, A.J. Shahani, and A.I. Taub, “In situ Al-TiC Composites Fabricated by Self-propagating High-temperature Reaction: Insights on Reaction Pathways and their Microstructural Signatures,” Metall. Mater. Trans. A 51, 3587 (2020). DOI: 10.1007/s11661-020-05786-1
  23. S. Antonelli, A. Ronne, I. Han, M. Ge, B. Layne, A.J. Shahani, K. Iwamatsu, J. Wishart, S. Hulbert, W.-K. Lee, Y.-C. Chen-Wiegart, and X. Xiao, “Versatile Compact Heater Design for In situ Nano-tomography by Transmission X-ray Microscopy,” J. Synchrotron Rad. 27, 746 (2020). DOI: 10.1107/S1600577520004567
  24. G.R. Lindemann and A.J. Shahani, “Accelerated Discovery of the Al-Ag-Cu Eutectic Coupled Zone through Genetic Optimization,” J. Alloy Compd. 827, 154124 (2020). DOI: 10.1016/j.jallcom.2020.154124
  25. (cover) S. Moniri, H. Bale, T. Volkenandt, Y. Wang, J. Gao, T. Lu, K. Sun, R.O. Ritchie, and A.J. Shahani, “Multi-step Crystallization of Self-organized Spiral Eutectics,” Small 16, 1906146 (2020). DOI: 10.1002/smll.201906146. Highlighted in Physics World and The Michigan Engineer.
  26. N. Senabulya and A.J. Shahani, “Growth Interactions between Icosahedral Quasicrystals,” Phys. Rev. Mater. 3, 093403 (2019). DOI: 10.1103/PhysRevMaterials.3.093403
  27. J. Kang,* N. Lu,* I. Loo, N. Senabulya, and A.J. Shahani, “PolyProc: A Modular Processing Pipeline for X-ray Diffraction Tomography,” Integr. Mater. Manuf. Innov. 8, 388 (2019). DOI: 10.1007/s40192-019-00147-2. (*equal contribution) See also our GitHub repository for codes.
  28. H. Parsamehr, T.-S. Chen, D.-S. Wang, M.-S. Leu, I. Han, Z. Xi, A.-P. Tsai, A.J. Shahani, and C.-H. Lai, “Thermal Spray Coating of Al-Cu-Fe Quasicrystals: Dynamic Observations and Surface Properties,” Materialia 8, 100432 (2019). DOI: 10.1016/j.mtla.2019.100432
  29. S. Moniri, X. Xiao, and A.J. Shahani, "The Mechanism of Eutectic Modification by Trace Impurities," Sci. Rep. 9, 3381 (2019). DOI: 10.1038/s41598-019-40455-3
  30. A.E. Hussein, N. Senabulya, M.J.V. Streeter, S.J.D. Dann, B. Kettle, F. Albert, N. Bourgeois, S. Cipiccia, J.M. Cole, E. Gerstmayr, I. G. González, A. Higginbotham, D.A. Jaroszynski, K. Falk, K. Krushelnick, N. Lemos, N.C. Lopes, C. Lumsden, O. Lundh, Y. Ma, S.P.D. Mangles, Z. Najmudin, P.P. Rajeev, M. Shahzad, M. Smid, R. Spesyvtsev, D.R. Symes, G. Vieux, J.C. Wood, A.J. Shahani, and A.G.R. Thomas, “Laser-wakefield Accelerators as Hard X-ray Sources for High-Resolution Imaging of Complex Microstructures,” Sci. Rep. 9, 3249 (2019). DOI: 10.1038/s41598-019-39845-4. Recognized by Nature Research as one of the “Top 100 downloaded physics papers for Sci. Rep. in 2019.”
  31. (invited) I. Han, X. Xiao, H. Sun, and A.J. Shahani, "A Side-by-side Comparison of the Solidification Dynamics of Quasicrystalline and Approximant Phases in the Al-Ni-Co System," Acta Cryst. A 75, 281 (2019). DOI: 10.1107/S2053273318017114
  32. S. Moniri and A.J. Shahani, "Chemical Modification of Degenerate Eutectics: A Review of Recent Advances and Current Issues," J. Mater. Res. 34, Early Career Scholars in Materials Science Annual Issue, 20 (2019). DOI: 10.1557/jmr.2018.361
  33. J. Zhou, M. Taylor, G.A. Melinte, A.J. Shahani, C.C. Dharmawardhana, H. Heinz, P.W. Voorhees, J. Perepezko, P. Ercius, and J. Miao, “Quantitative Characterization of High Temperature Oxidation using Electron Tomography and Energy-dispersive X-ray Spectroscopy,” Sci. Rep. 8, 10239 (2018). DOI: 10.1038/s41598-018-28348-3
  34. R. Keinan, H. Bale, N. Gueninchault, E.M. Lauridsen, and A.J. Shahani, “Integrated Imaging in Three Dimensions: Providing a New Lens on Grain Boundaries, Particles, and their Correlations in Polycrystalline Silicon,” Acta Mater. 148, 225 (2018). DOI: 10.1016/j.actamat.2018.01.045
  35. N. Senabulya, I. Han, X. Xiao, and A.J. Shahani, “On the Kinetic and Equilibrium Shapes of Icosahedral Al-Pd-Mn Quasicrystals,” Scripta Mater. 146, 218 (2018). DOI: 10.1016/j.scriptamat.2017.11.049
  36. I. Han, X. Xiao, and A.J. Shahani, “Probing the Growth and Melting Pathways of a Decagonal Quasicrystal in Real-time,” Sci. Rep. 7, 17407 (2017). DOI: 10.1038/s41598-017-17821-0
  37. (invited) A.J. Shahani and P.W. Voorhees, "Twin-mediated Crystal Growth," J. Mater. Res. 31, 2936 (2016). DOI: 10.1557/jmr.2016.308
  38. R.S. Weatherup, A.J. Shahani, J.-Z. Wang, K. Mingaard, A. Pollard, M.-G. Willinger, R. Schloegl, P.W. Voorhees, and S. Hofmann, "In Situ Graphene Growth Dynamics on Polycrystalline Catalyst Foils," Nano Lett. 16, 6196 (2016). DOI: 10.1021/acs.nanolett.6b02459
  39. A.J. Shahani, X. Xiao, and P.W. Voorhees, "The Mechanism of Eutectic Growth in Highly Anisotropic Materials," Nature Comm. 7, 12953 (2016). DOI: 10.1038/ncomms12953. Highlighted by Argonne APS in their feature magazine (p. 50).
  40. A.J. Shahani, X. Xiao, K. Skinner, M. Peters, and P.W. Voorhees, "Ostwald Ripening of Faceted Si Particles in an Al-Si-Cu Melt," Mater. Sci. Eng. A 673, 307 (2016). DOI: 10.1016/j.msea.2016.06.077
  41. A.J. Shahani, E.B. Gulsoy, S.O. Poulsen, X. Xiao, and P.W. Voorhees, "Twin-mediated Crystal Growth: An Enigma Resolved," Sci. Rep. 6, 28651 (2016). DOI: 10.1038/srep28651
  42. A.J. Shahani, E.B. Gulsoy, V.J. Roussochatzakis, J.W. Gibbs, J.L. Fife, and P.W. Voorhees, "The Dynamics of Coarsening in Highly Anisotropic Systems: Si Particles in Al-Si Liquids," Acta Mater. 97, 325 (2015). DOI: 10.1016/j.actamat.2015.06.064
  43. J.W. Gibbs, A.K. Mohan, E.B. Gulsoy, A.J. Shahani, X. Xiao, C. Bouman, M. De Graef, and P.W. Voorhees, "The Three-dimensional Morphology of Growing Dendrites," Sci. Rep. 5, 11824 (2015). DOI: 10.1038/srep11824. Highlighted by Argonne APS in their feature magazine (p. 178).
  44. A.J. Shahani, E.B. Gulsoy, J.W. Gibbs, J.L. Fife, and P.W. Voorhees, "Integrated Approach to the Data Processing of Four-dimensional Data Sets from Phase-contrast X-ray Tomography," Opt. Express 22, 24606 (2014). DOI: 10.1364/OE.22.024606. Also featured in J. Biomed. Opt. 9 (2014).
  45. E.B. Gulsoy, A.J. Shahani, J.W. Gibbs, J.L. Fife, and P.W. Voorhees, "Four-dimensional Evolution of Coarsening of Al-Si Alloy using Phase Contrast X-ray Tomographic Microscopy," Mater. Trans. 55, 161 (2014). DOI: 10.2320/matertrans.M2013225
  46. A.J. Shahani, J. Wu, L. Wu, Q. Wang, and X.-D. Zhou, "Morphological Transformations and Electrochemical Properties of Hydrothermally Synthesized Manganese (IV) Oxide Nanostructures," ECS Trans. 33, 185 (2011). DOI: 10.1149/1.3589196

Select datasets

  1. Y. Wang, J. Gao, Y. Ren, V. De Andrade, and A.J. Shahani, “Formation of a Three-phase Spiral Structure due to Competitive Growth of a Peritectic Phase with a Metastable Eutectic,” Deep Blue Data (2020). Grayscale images of X-ray nanotomography experiments and SEM images. DOI: 10.7302/71av-ch32
  2. S. Moniri, X. Xiao, and A.J. Shahani, “Singly-twinned growth of Si Crystals upon Chemical Modification,” Deep Blue Data (2020). X-ray projection data only. DOI: 10.7302/812m-d307
  3. S. Moniri, H. Bale, T. Volkenandt, Y. Wang, J. Gao, T. Lu, K. Sun, R.O. Ritchie, and A.J. Shahani, “Multi-step Crystallization of Self-organized Spiral Eutectics,” Deep Blue Data (2020). Grayscale images of X-ray nanotomography experiments, 3D EBSD crystallographic orientation maps, and SEM images. DOI: 10.7302/day1-6d63
  4. J. Kang, N. Lu, I. Loo, N. Senabulya, and A.J. Shahani, “PolyProc: A Modular Processing Pipeline for X-ray Diffraction Tomography” (2019). Download our software package on GitHub. Accompanying trial data is available on Dropbox.
  5. S. Moniri, X. Xiao, and A.J. Shahani, “The Mechanism of Eutectic Modification by Trace Impurities,” Deep Blue Data (2018). X-ray projection data only. DOI: 10.7302/Z2154F89
  6. N. Senabulya, I. Han, X. Xiao, and A.J. Shahani, “On the Kinetic and Equilibrium Shapes of Icosahedral Al-Pd-Mn Quasicrystals,” Materials Data Facility (2018). X-ray projection data only. DOI: 10.18126/M2J053
  7. I. Han, X. Xiao, and A.J. Shahani, “Probing the Growth and Melting Pathways of a Decagonal Quasicrystal in Real-time,” Materials Data Facility (2017). X-ray projection data only. DOI: 10.18126/M2K910
  8. A.J. Shahani, X. Xiao, and P.W. Voorhees, "The Mechanism of Eutectic Growth in Highly Anisotropic Materials," Materials Data Facility (2016). X-ray projection data only. DOI: 10.18126/M26P4H
  9. A.J. Shahani, E.B. Gulsoy, S.O. Poulsen, X. Xiao, and P.W. Voorhees, "Twin-Mediated Crystal Growth: An Enigma Resolved," Materials Data Facility (2016). X-ray projection data only. DOI: 10.18126/M2301J
  10. A.J. Shahani, X. Xiao, K. Skinner, M. Peters, and P.W. Voorhees, "Ostwald Ripening of Faceted Si Particles in an Al-Si-Cu Melt," Materials Data Facility (2016). X-ray projection data only. DOI: 10.18126/M2Z592