headshot of Soumya Sridar

Soumya Sridar

Visiting Research Assistant Professor
LinkedIn ResearchGate Google Scholar Mechanical Engineering & Materials Science

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(2020) Editor’s Choice Article by Journal of Phase Equilibria and Diffusion.

(2017) Research Award in recognition of quality and quantity of research.

(2016) Larry Kaufman Scholarship for Graduate Students.

(2014) Institute Merit Prize for best academic record.

Postdoctoral Associate, University of Pittsburgh, 2019 - 2022

Integrated M. Tech. + PhD, Indian Institute of Technology Madras, 2012 - 2018

B. E., Government College of Engineering Salem, 2008 - 2012

Hao, L., Sridar, S., & Xiong, W. (2023). Thermodynamic description of molten salt systems: KCl-LiCl-NaCl and KCl-LiCl-NdCl3. JOURNAL OF MOLECULAR LIQUIDS, 382, 121869.Elsevier BV. doi: 10.1016/j.molliq.2023.121869.

Meghwal, A., Singh, S., Sridar, S., Xiong, W., Hall, C., Munroe, P., Berndt, C.C., & Ang, A.S.M. (2023). Development of composite high entropy-medium entropy alloy coating. SCRIPTA MATERIALIA, 222, 115044.Elsevier BV. doi: 10.1016/j.scriptamat.2022.115044.

Pizano, L.F.L., Sridar, S., Sudbrack, C., & Xiong, W. (2023). Microstructure Evolution During Post-heat Treatment of Haynes 282 Alloy Processed by Wire-Arc Additive Manufacturing. In The Minerals, Metals & Materials Series. (pp. 773-788).Springer Nature Switzerland. doi: 10.1007/978-3-031-27447-3_46.

Sridar, S., Hao, L., & Xiong, W. (2023). Thermodynamic modeling of KCl-PrCl3 and KCl-LiCl-PrCl3 systems. CALPHAD-COMPUTER COUPLING OF PHASE DIAGRAMS AND THERMOCHEMISTRY, 81, 102552.Elsevier BV. doi: 10.1016/j.calphad.2023.102552.

Sridar, S., Ladinos Pizano, L.F., Klecka, M.A., & Xiong, W. (2023). Achieving High Strength and Creep Resistance in Inconel 740H Superalloy through Wire-Arc Additive Manufacturing and Thermodynamic-Guided Heat Treatment. Materials (Basel), 16(19), 6388.MDPI AG. doi: 10.3390/ma16196388.

Sridar, S., Wang, X., Shabani, M., Klecka, M.A., & Xiong, W. (2023). Design of Graded Transition Interlayer for Joining Inconel 740H Superalloy with P91 Steel Using Wire-Arc Additive Manufacturing. In The Minerals, Metals & Materials Series. (pp. 755-772).Springer Nature Switzerland. doi: 10.1007/978-3-031-27447-3_45.

Kang, M., Jiang, M., Sridar, S., Xiong, W., Xie, Z., & Wang, J. (2022). Effect of Multiple Repair Welding on Crack Susceptibility and Mechanical Properties of Inconel 718 Alloy Casting. JOURNAL OF MATERIALS ENGINEERING AND PERFORMANCE, 31(1), 254-261.Springer Science and Business Media LLC. doi: 10.1007/s11665-021-06173-6.

Sridar, S., Klecka, M.A., & Xiong, W. (2022). Interfacial characteristics of P91 steel-Inconel 740H bimetallic structure fabricated using wire-arc additive manufacturing. JOURNAL OF MATERIALS PROCESSING TECHNOLOGY, 300, 117396.Elsevier BV. doi: 10.1016/j.jmatprotec.2021.117396.

Sridar, S., Sargent, N., Wang, X., Klecka, M.A., & Xiong, W. (2022). Determination of Location-Specific Solidification Cracking Susceptibility for a Mixed Dissimilar Alloy Processed by Wire-Arc Additive Manufacturing. METALS, 12(2), 284.MDPI AG. doi: 10.3390/met12020284.

Vallabh, C.K.P., Sridar, S., Xiong, W., & Zhao, X. (2022). Predicting melt pool depth and grain length using multiple signatures from in-situ single camera two-wavelength imaging pyrometry for laser powder bed fusion. JOURNAL OF MATERIALS PROCESSING TECHNOLOGY, 308, 117724.Elsevier BV. doi: 10.1016/j.jmatprotec.2022.117724.

Vecchis, R.R.D., Wang, X., Sridar, S., Wang, Z., Pataky, G.J., & Xiong, W. (2022). Introducing Heusler intermetallics for synergic effect of grain refinement and precipitation strengthening in high-strength low-alloy steels. JOURNAL OF ALLOYS AND COMPOUNDS, 904, 163885.Elsevier BV. doi: 10.1016/j.jallcom.2022.163885.

Wang, X., De Vecchis, R.R., Li, C., Zhang, H., Hu, X., Sridar, S., Wang, Y., Chen, W., & Xiong, W. (2022). Design metastability in high-entropy alloys by tailoring unstable fault energies. SCIENCE ADVANCES, 8(36), eabo7333.American Association for the Advancement of Science (AAAS). doi: 10.1126/sciadv.abo7333.

Wang, X., Zhao, Y., Chen, G., Zhao, X., Liu, C., Sridar, S., Pizano, L.F.L., Li, S., Brozena, A.H., Guo, M., Zhang, H., Wang, Y., Xiong, W., & Hu, L. (2022). Ultrahigh-temperature melt printing of multi-principal element alloys (vol 13, 6724, 2022). NATURE COMMUNICATIONS, 13(1), 7382.Springer Science and Business Media LLC. doi: 10.1038/s41467-022-35053-3.

Wang, X., Zhao, Y., Chen, G., Zhao, X., Liu, C., Sridar, S., Pizano, L.F.L., Li, S., Brozena, A.H., Guo, M., Zhang, H., Wang, Y., Xiong, W., & Hu, L. (2022). Ultrahigh-temperature melt printing of multi-principal element alloys. NATURE COMMUNICATIONS, 13(1), 6724.Springer Science and Business Media LLC. doi: 10.1038/s41467-022-34471-7.

Awin, E.W., Sridar, S., Kousaalya, A.B., Vendra, S.S.L., Koroleva, E., Filimonov, A., Vakhrushev, S., & Kumar, R. (2021). Low frequency dielectric behavior and AC conductivity of polymer derived SiC(O)/HfCxN1-x ceramic nanocomposites. MATERIALS CHEMISTRY AND PHYSICS, 260, 124122.Elsevier BV. doi: 10.1016/j.matchemphys.2020.124122.

Kang, M., Sridar, S., Xiong, W., Wang, J., Yu, J., & Sun, B. (2021). Influence of long-term aging on microstructural stability and performance of DD6 superalloy. MATERIALS SCIENCE AND TECHNOLOGY, 37(6), 607-615.SAGE Publications. doi: 10.1080/02670836.2021.1938837.

Sridar, S., Zhao, Y., & Xiong, W. (2021). Phase Transformations During Homogenization of Inconel 718 Alloy Fabricated by Suction Casting and Laser Powder Bed Fusion: A CALPHAD Case Study Evaluating Different Homogenization Models. JOURNAL OF PHASE EQUILIBRIA AND DIFFUSION, 42(1), 28-41.Springer Science and Business Media LLC. doi: 10.1007/s11669-021-00871-3.

Adil, S., Suraj, M.V., Pillari, L.K., Sridar, S., Nagini, M., Pradeep, K.G., & Murty, B.S. (2020). On the effect of Fe in L12 strengthened Al–Co–Cr–Fe–Ni–Ti complex concentrated alloy. Materialia, 14, 100909.Elsevier BV. doi: 10.1016/j.mtla.2020.100909.

Hanindriyo, A.T., Sridar, S., Kumar, K.C.H., Hongo, K., & Maezono, R. (2020). Ab initio thermodynamic properties of certain compounds in Nd-Fe-B system. COMPUTATIONAL MATERIALS SCIENCE, 180, 109696.Elsevier BV. doi: 10.1016/j.commatsci.2020.109696.

Hu, B., Sridar, S., Hao, L., & Xiong, W. (2020). A new thermodynamic modeling of the Ti-V system including the metastable ω phase. INTERMETALLICS, 122, 106791.Elsevier BV. doi: 10.1016/j.intermet.2020.106791.

Jana, A., Sridar, S., Fries, S.G., Hammerschmidt, T., & Kumar, K.C.H. (2020). Thermodynamic modelling of the Ni-Zr system. INTERMETALLICS, 116, 106640.Elsevier BV. doi: 10.1016/j.intermet.2019.106640.

Kang, M., Wang, J., Xiong, W., Sridar, S., & Yu, J. (2020). Effect of solution treatment on micropore and mechanical properties of DD6 superalloy. MATERIALS SCIENCE AND TECHNOLOGY, 36(18), 1980-1987.SAGE Publications. doi: 10.1080/02670836.2020.1852679.

Paul, S., Liu, J., Strayer, S.T., Zhao, Y., Sridar, S., Klecka, M.A., Xiong, W., & To, A.C. (2020). A Discrete Dendrite Dynamics Model for Epitaxial Columnar Grain Growth in Metal Additive Manufacturing with Application to Inconel. ADDITIVE MANUFACTURING, 36, 101611.Elsevier BV. doi: 10.1016/j.addma.2020.101611.

Sridar, S., Zhao, Y., & Xiong, W. (2020). Cyclic re-austenitization of copper-bearing high-strength low-alloy steels fabricated by laser powder bed fusion. MATERIALS CHARACTERIZATION, 166, 110437.Elsevier BV. doi: 10.1016/j.matchar.2020.110437.

Sridar, S., Zhao, Y., Li, K., Wang, X., & Xiong, W. (2020). Post-heat treatment design for high-strength low-alloy steels processed by laser powder bed fusion. MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 788, 139531.Elsevier BV. doi: 10.1016/j.msea.2020.139531.

Wang, X., Sridar, S., & Xiong, W. (2020). Thermodynamic Investigation of New High-Strength Low-Alloy Steels with Heusler Phase Strengthening for Welding and Additive Manufacturing: High-Throughput CALPHAD Calculations and Key Experiments for Database Verification. JOURNAL OF PHASE EQUILIBRIA AND DIFFUSION, 41(6), 804-818.Springer Science and Business Media LLC. doi: 10.1007/s11669-020-00828-y.

Sridar, S., Awin, E.W., Kousaalya, A.B., & Kumar, R. (2019). Thermal Shock Resistance of Precursor Derived Si-Hf-C-N(O) Foams. TRANSACTIONS OF THE INDIAN CERAMIC SOCIETY, 78(2), 78-82.Informa UK Limited. doi: 10.1080/0371750X.2019.1595152.

Sridar, S., Kumar, R., & Kumar, K.C.H. (2019). Thermodynamic modelling of Al-B-N system. CALPHAD-COMPUTER COUPLING OF PHASE DIAGRAMS AND THERMOCHEMISTRY, 65, 291-298.Elsevier BV. doi: 10.1016/j.calphad.2019.03.008.

Abbasalizadeh, A., Sridar, S., Chen, Z., Sluiter, M., Yang, Y., Sietsma, J., Seetharaman, S., & Kumar, K.C.H. (2018). Experimental investigation and thermodynamic modelling of LiF-NdF3-DyF3 system. JOURNAL OF ALLOYS AND COMPOUNDS, 753, 388-394.Elsevier BV. doi: 10.1016/j.jallcom.2018.04.013.

Sridar, S., Kumar, R., & Kumar, K.C.H. (2018). Thermodynamic optimization of Si-Zr-N system using Calphad approach coupled with ab initio methods. CALPHAD-COMPUTER COUPLING OF PHASE DIAGRAMS AND THERMOCHEMISTRY, 62, 148-153.Elsevier BV. doi: 10.1016/j.calphad.2018.06.004.

Sridar, S., Kumar, R., & Hari Kumar, K.C. (2017). Thermodynamic modelling of Ti-Zr-N system. CALPHAD-COMPUTER COUPLING OF PHASE DIAGRAMS AND THERMOCHEMISTRY, 56, 102-107.Elsevier BV. doi: 10.1016/j.calphad.2016.12.003.

Awin, E.W., Sridar, S., Kousaalya, A.B., & Kumar, R. (2016). Ablation resistance of precursor derived Si-Hf-C-N(O) ceramics. JOURNAL OF THE EUROPEAN CERAMIC SOCIETY, 36(15), 3717-3723.Elsevier BV. doi: 10.1016/j.jeurceramsoc.2016.03.038.

Awin, E.W., Sridar, S., Shabadi, R., & Kumar, R. (2016). Structural, functional and mechanical properties of spark plasma sintered gadolinia (Gd2O3). CERAMICS INTERNATIONAL, 42(1), 1384-1391.Elsevier BV. doi: 10.1016/j.ceramint.2015.09.080.

Sridar, S., Raman, S., & Kumar, R. (2015). Nature's design for superhydrophobicity in tropical leaves. SURFACE INNOVATIONS, 3(3), 144-150.Thomas Telford Ltd. doi: 10.1680/jsuin.14.00010.

Maivald, P., Sridar, S., & Xiong, W. Thermal Conductivity Determination of Ga-In Alloys for Thermal Interface Materials Design. Thermo, 2(1), 1-13.MDPI AG. doi: 10.3390/thermo2010001.

Research interests

Additive manufacturing
CALPHAD
Density functional theory
Integrated Computational Materials...
Phase diagrams
Phase Transformations
Thermodynamics and Diffusion