Publications and Patents

FY23

  1. Escobar, J., B. Gwalani, J. Silverstein, T. Ajantiwalay, C. Roach, L. Bergmann, J.F. dos Santos, E. Maawad, B. Klusemann, A. Devaraj. 2023. “Rapid grain refinement and compositional homogenization in a cast binary Cu50Ni alloy achieved by friction stir processing,” Materials Characterization, 202: 112999. DOI: 10.1016/j.matchar.2023.112999.
  2. Milligan, B.K., L. Li, M. Komarasamy, T. Roosendaal, A. Soulami, S. Whalen. 2023. “Cladding and Butt-Joining Dissimilar Aluminum Alloys Simultaneously via Shear Assisted Processing and Extrusion,” The Journal of The Minerals, Metals & Materials Society. DOI: 10.1007/s11837-023-05855-x.
  3. Taysom, S., X. Ma, S.A. Whalen. 2023. “In Situ Temperature Measurement of a Deforming Interface with Thermoelectricity,” Journal of Measurement Science & Technology. DOI: 10.1177/0142231169327.
  4. Thomas, A., G. Perumal, D. Padmanaban, A. Kumar, R.K. Sharma, A. Ayyagari, X. Ma, B. Gwalani, H.S. Arora. 2023. “High strain-rate driven nano-tubular architecture in NiMn alloy for supercapacitor electrodes,” Chemical Engineering Journal, 465:143008. DOI: 10.1016/j.cej.2023.143008.
  5. Ajantiwalay, T., X. Ma, A. Yu, M. Pole, J.A. Silverstein, S. Mathaudhu, A. Devaraj, B. Gwalani. 2023. “Shear deformation of pure-Cu and Cu/Nb nano-laminates using micromechanical testing.”  Scripta Materialia, 230: 115403. DOI: 10.1016/j.scriptamat.2023.115403. 
  6. Sprueill, H., J.A. Bilbrey, Q. Pang, P.V. Sushko. 2023. “Active Sampling for Neural Network Potentials: Accelerated Simulations of Shear-induced Deformation in Cu-Ni Multilayers.” The Journal of Chemical Physics, 158(11): 114103. DOI: 10.1063/5.0133023. 
  7. Pole, M., Z. Lu, T.A. Ajantiwalay, M. Olszta, S. Tripathi, A. Yu, H. Mehta, T. Wang, X. Ma, A. Devaraj, B. Gwalani. 2023. "Modes of strain accommodation in Cu-Nb multilayered thin film on indentation and cyclic shear,” Surfaces and Interfaces, 37: 102712. DOI: 10.1016/j.surfin.2023.102712. PNNL-SA-179422. 2/7/2023.
  8. Thomas, A., A. Kumar, G. Perumal, R.K. Sharma, V. Manivasagam, K. Popat, A. Ayyagari, A. Yu, S. Tripathi, E. Buck, B. Gwalani, M. Bhogra, H.S. Arora. 2023. “Oxygen-Vacancy Abundant Nanoporous  Ni/NiMnO3/MnO2/NiMn Electrodes with Ultrahigh Capacitance and Energy Density for Supercapacitors,” ACS Appl. Mater. Interfaces, 15(4): 5086.5098.  DOI: 10.1021/acsami.2c16818. 
  9. Chen, N., S. Hu, W. Setyawan, P.V. Sushko, S.N. Mathauhu. 2023. “Defect Substructure Energy Landscape in Polycrystalline Al under Large Deformation: Insights from Molecular Dynamics,” Journal of Materials Research and Technology. 22: 3340-3351. DOI: 10.1016/j.jmrt.2022.12.131.
  10. Silvestroni, L., L.M. Rueschhoff, K.A. Acord, R. Castro, C. Powell. 2022. “Synthesis of far-from-equilibrium materials for extreme environments,” MRS Bulletin, 47: 1143-1153. DOI: 10.1557/s43577-022-00454-8. 
  11. Reza-E-Rabby, Md., X .Li, G. Grant, S. Mathaudhu, A.P. Reynolds. 2022. “Process parameters and system responses in friction extrusion,” Journal of Manufacturing Processes. 85: 21-30. DOI: 10.1016/j.jmapro.2022.11.027.
  12. Ma, X., M. Olszta, J. Liu, M. Song, M. Pole, M.R. Pallaka, J. Silverstein, J. Escobar, A.J. Bhattacharjee, S. Mukherjee, A. Devaraj, B. Gwalani. 2022. “Temperature-dependent formation of gradient structures with anomalous hardening in an Al-Si alloy,” Materials Science and Engineering: A, 858: 144061. DOI: 10.1016/j.msea.2022.144061.
  13. Garg, M., H.S. Grewal, R.K. Sharma, B. Gwalani, H.S. Arora. 2022. "High Oxidation Resistance of AlCoCrFeNi High Entropy Alloy through Severe Shear Deformation Processing," Journal of Alloys and Compounds, 917: 165385. DOI: 10.1016/j.jallcom.2022.165385. PNNL-SA-179750. October 2022.

FY22

  1. Wang, T., X. Li, B. Gwalani, G.J. Grant, C.A. Powell. 2022. “Compositionally graded aluminum-silicon alloy fabricated via friction extrusion,” Material Today Comm., 33: 104423. DOI: 10.1016/j.mtcomm.2022.104423.
  2. Escobar, J., B. Gwalani, M. Olszta, J. Silverstein, T. Ajantiwalay, N. Overman, W. Fu, Y. Li L. Bergmann, E. Maawad, B. Klusemann, J.F. dos Santos, A. Devaraj. 2022. “Heterogenous activation of dynamic recrystallization and twinning during friction stir processing of a Cu-4Nb alloy,” Journal of Alloys and Compounds, 928:167007. DOI: 10.1016/j.allcom.2022.167007.
  3. Bilbrey, J.A., N. Chen, S. Hu, P.V. Sushko. 2022. “Graph-component approach to defect identification in large atomistic simulations,” Comp. Mat. Sci. 214: 111700. DOI: 10.1016/j.commatsci.2022.111700.
  4. Mahajan, C., V. Hasannaeimi, M. Pole, E.J. Kautz, B. Gwalani, S. Mukherjee. 2022. "Corrosion Mechanisms in Model Binary Metallic Glass Coatings on Mild Steel and Correlation with Electron Work Function," Corrosion Science, 207: 110578. DOI: 10.1016/j.corsci.2022.110578.
  5. Li, X., Md. Reza-E-Rabby, A. Guzman, G. Grant, S. Mathaudhu, M. Hinton, A. Reynolds. 2022. “Strain and strain rate in friction extrusion.” Journal of Materials Research and Technology, 20: 882-893. DOI: 10.1016/j.jmrt.2022.07.116.
  6. Li, L., Md. Reza-E-Rabby, N. Overman, T. Wang, S. Whalen, G. Grant, S. Mathaudhu, A. Soulami. 2002. “Analysis of contact conditions and microstructure evolution in shear assisted processing and extrusion using smoothed particle hydrodynamics method,” Mat. & Design, 221: 111010. DOI: 10.1016/j.matdes.2022.111010. 
  7. Song, M., J. Liu, X. Ma, Q. Pang, M.J. Olszta, J.A. Silverstein, M.R. Pallaka, P.V. Sushko, S.N. Mathaudhu, C. Powell, A. Devaraj, B. Gwalani. 2022. “Mass transport in a highly immiscible alloy on extended shear deformation,” Journal of Material Science & Technology. 134: 197-208. DOI: 10.1016/j.jmst.2022.06.029. 
  8. Gwalani, B., M. Pole, K. Whalen, S. Li, A. Yu, B. O’Callahan, A. Nittala, C. Wang, J. Tao, K. Kappagantula. 2022. “Atomistic Understanding of Extreme Strain Shear Deformation of copper Graphene Composites,” Carbon 198: 63-69. DOI: 10.1016/j.carbon.2022.07.013.
  9. Song, M., J. Darsell, S. Jana.  2022. “Amorphization and alloying in Al-Ti system through friction extrusion method,” Journal of Materials Science, 57(25): 12055-12063. DOI: 10.1007/s10853-022-07355-w.
  10. Li, S., C.A. Powell, S. Mathaudhu, A. Devaraj, C. Wang. 2022. “Review of recent progress on in situ TEM shear deformation: a retrospective and perspective view,” Journal of Materials Science, 57(26): 12177-12201. DOI: 10.1007/s10853-022-07331-4.
  11. Ma, X.L., B. Gwalani, J. Tao, M. Efe. M. Olszta, M. Song, S. Yadav, A. Yu, T.J.  Nizolek, J.S. Carpenter, B. Zhou, A. Devaraj, S.N. Mathaudhu, A. Rohatgi. 2022. “Shear strain gradient in Cu/Nb nanolaminate: strain accommodation and chemical mixing,” Acta Materialia, 234: 117986. DOI: 10.1016/j.actamat.2022.117986.
  12. Yu, A., M. Pole, J. Escobar, K. Bozhilov, J. Liu, J.A. Silverstein, S. Mukherjee, S. Mathaudhu, A. Devaraj, B. Gwalani. 2022. “Decoupling of Strain and Temperature Effects on Microstructural Evolution during High Shear Strain Deformation,” Materialia, 22: 101402. DOI: 10.1016/j.mtla.2022.101402.
  13. Gwalani, B., Q. Pang, A. Yu, W. Fu, L. Li, M. Pole, C. Roach, S.N. Mathaudhu, T. Ajantiwalay, M. Efe, S. Hu, M. Song, A. Soulami, A. Rohatgi, Y. Li, P.V. Sushko, A. Devaraj. 2022. “Extended Shear Deformation of Immiscible Cu-Nb Alloy Resulting in Nano-Structuring and Oxygen Ingress with Enhancement in Mechanical Properties,” ACS Omega, 7(16): 13721-13736. DOI: 10.1021/acsomega.1c07368. 
  14. Li, S., L. Li, A. Soulami, C.A. Powell, S. Mathaudhu, A. Devaraj, C. Wang. 2022. “In-situ observation of deformation twin associated sub-grain boundary formation in copper single crystal under bending,” Materials Research Letters, 10(7): 488-495. DOI: 10.1080/21663831.2022.2057201.
  15. Li, S., N. Chen, A. Rohatgi, Y. Li, C.A. Powell, S. Mathaudhu, A. Devaraj, S. Hu, C. Wang. 2022. “Nanotwin-assisted reversible formation of low angle grain boundary in reciprocating shear load.” Acta Materialia, 230: 117850. DOI: 10.1016/j.actamat.2022.117850.
  16. Ballor, J.P., T. Li, F. Prima, C. Boehlert, A. Devaraj. 2022. "A Review of The Metastable Omega Phase in Beta Titanium Alloys: The Phase Transformation Mechanisms and Its Effect on Mechanical Properties,” International Materials Reviews, 68(1): 26-45. DOI: 10.1080/09506608.2022.2036401.
  17. Frazier, W.E., L. Li, B. Gwalani, J. Silverstein, A. Devaraj, A. Soulami, P.V. Sushko. 2022. “An approach for the microstructure-sensitive simulation of shear-induced deformation and recrystallization in Al-Si alloys,” Metallurgical and Materials Transactions A, 53: 1450-1461. DOI: 10.1007/s11661-022-06606-4.
  18. Ma, X., X. Li, G. Petrossian, A. Ortiz, M. Komarasamy, S.A. Whalen, G.J. Grant, S.N. Mathaudhu, N. Overman. 2022. “Porosity evolution during heating of copper made from powder by friction extrusion,” Materialia, 21: 101341. DOI: 10.1016/j.mtla.2022.101341.
  19. Fu, W., Y. Li, S. Hu, P. Sushko, S. Mathaudhu. 2022. “Effect of Loading Path on Grain Misorientation and Geometrically Necessary Dislocation Density in Polycrystalline Aluminum under Shear Deformation,” Computational Materials Science, 205: 111221. DOI: 10.1016/j.commatsci.2022.111221.
  20. Chen, N., S. Hu, W. Setyawan, B. Gwalani, P. Sushko, S. Mathaudhu. 2022. “Formation and dissociation of shear-induced high-energy dislocations: insight from molecular dynamics simulation,” Modelling and Simulation in Materials Science and Engineering, 30: 025012. DOI: 10.1088/1361-651X/ac44a5. 
  21. Muskeri, S., B. Gwalani, S. Jha, A. Yu, P.A, Jannotti, R.S. Haridas, B.E. Schuster, J.T. Lloyd, R.S. Mishra, S. Mukherjee. 2021. “Excellent ballistic impact resistance of Al0.3CoCrFeNi multi-principal element alloy with unique bimodal microstructure,” Science Report 11: 22715. DOI: 10.1038/s41598-021-02209-y. 
  22. Li, L., V. Gupta, X. Li, A.P. Reynolds, G. Grant, A. Soulami. 2021. “Meshfree Simulation and Experimental Validation of Extreme Thermomechanical Conditions in Friction Stir Extrusion,” Comp. Part. Mech., 9: 789-809. DOI: 10.1007/s40571-021-00445-7.
  23. Li, X., M. Reza E Rabby, M. Ryan, G. Grant, A.P. Reynolds. 2021. "Evaluation of Orthogonal Strain Components in Extrusion Rate Controlled Friction Extrusion," Journal of Materials Research and Technology, 15: 3357-3364. DOI: 10.1016/j.jmrt.2021.10.001.
  24. Overman, N.R., M.J. Olszta, M. Bowden, X. Li, A. Rohatgi, S.N. Mathaudhu, G.J. Grant, S.A. Whalen. 2021. “The onset of Alloying in Cu-Ni powders under high-shear consolidation,” Materials & Design, 211: 110151. DOI: 10.1016/j.matdes.2021.110151.

FY21

  1. Li, S., M. Olszta, L. Li, B. Gwalani, A. Soulami, C. A. Powell, S. Mathaudhu, A. Devaraj, C. Wang. 2021. “In-situ TEM observation of shear induced microstructure evolution in Cu-Nb alloy,” Scripta Materialia, 205: 114214. DOI: 10.1016/j.scriptamat.2021.114214. PNNL-SA-165104. 08/23/2021.
  2. Escobar, J., B. Gwalani, M. Olszta, J. Silverstein, N. Overman, L. Bergmann, J.F. dos Santos, P. Staron, E. Maawad, B. Klusemann, S. Mathaudhu, A. Devaraj. 2021. “Multimodal analysis of spatially heterogeneous microstructural refinement and softening mechanisms in three-pass friction stir processed Al-4Si alloy,” Journal of Alloys and Compounds, 887: 161351.  DOI: 10.1016/j.jallcom.2021.161351. PNNL-SA-160439. 08/13/2021.
  3. Gwalani, B., W. Fu, M.J. Olszta, J.A. Silverstein, D. Yadav, P. Manimunda, A.D. Guzman, K. Xie, A. Rohatgi, S. Mathaudhu, C.A. Powell, P. V. Sushko, Y. Li, A. Devaraj. 2021. "Lattice misorientation evolution and grain refinement in Al-Si alloys under high-strain shear deformation," Materialia, 18: 101146. DOI: 10.1016/j.mtla.2021.101146. PNNL-SA-160821. 06/25/2021.
  4. Efe, M., B. Gwalani, J. Tao, M. Song, T.C. Kaspar, A. Devaraj, A. Rohatgi. 2021. “Nanomechanical Scratching Induced Local Shear Deformation and Microstructural Evolution in Single Crystal Copper,” Applied Surface Science, 562: 150132. DOI: 10.1016/j.apsusc.2021.150132. PNNL-SA-158843. 05/25/2021.
  5. Komarasamy, M., X. Li, S.A. Whalen, X. Ma, N. Canfield, M.J. Olszta, T. Varga, A.L. Schemer-Kohrn, A. Yu, N.R. Overman, S.N. Mathaudhu, G.J. Grant. 2021. “Microstructural evolution in Cu-Nb processed via friction consolidation,” Journal of Materials Science, 56: 12864-12880. DOI: 10.1007/s10853-021-06093-9. PNNL-SA-158852. 04/26/2021.
  6. Liu, T., M.J. Olszta, B. Gwalani, C. Park, S. Mathaudhu, A. Devaraj. 2021. "Phase Transformations, Microstructural Refinement and Defect Evolution Mechanisms in Al-Si Alloys under Non-Hydrostatic Diamond Anvil Cell Compression," Materialia, 15: 101049. DOI: 10.10.16/j.mtla.2021.101049. PNNL-SA-158218. 03/19/2021.
  7. Overman, N.R., X. Li, M.J. Olszta, E.K. Nickerson, S.N. Mathaudhu, G.J. Grant, S.A. Whalen. 2021. "Microstructural Progression of Shear Induced Mixing in a CuNi Alloy." Materials Characterization, 171: 110759. DOI: 10.1016/j.matchar.2020.110759. PNNL-SA-155870. 01/28/2021.
  8. Yadav, D., D. Zhao, J.K. Baldwin, A. Devaraj, M.J. Demkowicz, K.Y. Xie. 2021. “Persistence of crystal orientations across sub-micron-scale “super-grains” in self-organized Cu-W nanocomposites,” Scripta Materialia, 194: 113677. DOI: 10.1016/j.scriptamat.2020.113677. PNNL-SA-158971. 01/06/2021.
  9. Frank, M., S.S. Nene, Y. Chen, B. Gwalani, E.J. Kautz, A. Devaraj, K. An, R.S. Mishra. 2020. “Correlating work hardening with co-activation of stacking fault strengthening and transformation in a high entropy alloy using in-situ neutron diffraction,” Scientific Reports, 10(1): 22263. DOI: 10.1038/s41598-020-79492-8. PNNL-SA-157863. 12/17/2020.
  10. Kaspar, T.C., Q. Pang, P.V. Sushko, M.E. Bowden, J. Tao, B. Gwalani, M. Olszta, M. Efe, A. Devaraj, A. Rohatgi. 2021. “Metastable orientation relationships in thin film Cu-Cr bilayers,” Scripta Materialia, 194: 113635. DOI: 10.1016/j.scriptamat.2020.113635. PNNL-SA-156813. 11/27/2020.
  11. Gwalani, B., M. Olszta, S. Varma, L. Li, A. Soulami, E. Kautz, S. Pathak, A. Rohatgi, P.V. Sushko, S. Mathaudhu, C.A. Powell, A. Devaraj. 2020. “Extreme shear-deformation-induced modification of defect structures and hierarchical microstructure in an Al-Si alloy,” Communications Materials 1: 85.  DOI: 10.1038/s43246-020-00087-x. PNNL-SA-153669. 11/12/2020.

FY20

  1. Cai, Y., C.Y. Sun, Y.L. Li, S.Y. Hu, N.Y. Zhu, E.I. Barker, L.Y. Qian. 2020. “Phase field modeling of discontinuous dynamic recrystallization in hot deformation of magnesium alloys,” Int’l Journal of Plasticity. 133: 102773. DOI: 10.1016/j.ijplas.2020.102773. PNNL-SA-142845.  06/16/2020.
  2. Li Y., S. Hu, E.I. Barker, N.R. Overman, S.A. Whalen, S. Mathaudhu. 2020. “Effect of grain structure and strain rate on dynamic recrystallization and deformation behavior: a phase field-crystal plasticity model,” Computational Materials Science, 180: 109707. DOI: 10.1016/j.commatsci.2020.109707. PNNL-SA-144520. 04/15/2020.