SHP-Structural Study

Presentations

• Time Resolved Transformation Kinetics of the BCC to HCP Transition in Iron Using Piezo- Driven Compression

  ORAL

  June 21, 2023, 11:15 AM – June 21, 2023, 11:30 AM

  Presenters

  • John A Copley

    • Princeton University

  Authors

  • John A Copley

    • Princeton University

  • Jesse S Smith

    • Argonne National Laboratory

  • Guoyin Shen

    • Argonne National Laboratory

  • Nenad Velisavljevic

    • HPCAT, X-ray Science Division, Argonne National Laboratory, Argonne, IL 60439
    • Argonne National Laboratory
    • Lawrence Livermore National Laboratory
    • Lawrence Livermore National Laboratory and Argonne National Laboratory
    • LLNL

  • Thomas S Duffy

    • Princeton University

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• In-situ synchrotron X-ray study of shear-induced phase transformation of bismuth using a high-speed rotational diamond anvil cell (HS-RDAC)

  ORAL

  June 21, 2023, 11:30 AM – June 21, 2023, 11:45 AM

  Presenters

  • Tingkun Liu

    • Pacific Northwest National Laboratory

  Authors

  • Tingkun Liu

    • Pacific Northwest National Laboratory

  • Arun Devaraj

    • Pacific Northwest National Laboratory

  • Changyong Parks

    • Argonne National Laboratory
    • HPCAT, X-ray Science Division, Argonne National Laboratory, Argonne, Illinois 60439, USA

  • Stanislav Sinogeikin

    • DAC tools, LLC

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• Microsecond-timescale dynamic compression of water probed by time-resolved X-ray Diffraction and Spectroscopy

  ORAL · Invited

  June 21, 2023, 11:45 AM – June 21, 2023, 12:15 PM

  Publication: Paper planned and currently being written.

  Presenters

  • Charles Pépin

    • CEA

  Authors

  • Charles Pépin

    • CEA

  • Matteo Levantino

    • ESRF

  • Florent Occelli

    • CEA

  • Arnaud Sollier

    • CEA Bruyères-le-Châtel

  • Ramesh André

    • CEA

  • Aldo Mozzanica

    • PSI

  • Viktoria Hinger

    • PSI

  • Paul Loubeyre

    • CEA de Bruyeres-le-Chatel

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• Pressure- and plastic strain-induced phase transformations in silicon: drastic reduction of transformation pressures, change in transformation sequence, and particle size effect

  ORAL

  June 21, 2023, 12:15 PM – June 21, 2023, 12:30 PM

  Publication: 1. V. I. Levitas, Material Transactions, 60, 1294 (2019)
  2. V. I. Levitas, Physical Review B, 70, 184118 (2004)

  Presenters

  • Sorb A Yesudhas

    • Iowa State University

  Authors

  • Sorb A Yesudhas

    • Iowa State University

  • Valery I Levitas

    • Iowa State University

  • Feng Lin

    • Iowa State University-Aerospace Engineering

  • K.K. K Pandey

    • Scientist
    • High Pressure & Synchrotron Radiation Physics Division, Bhabha Atomic Research Centre, Mumbai 400085, India
    • Bhabha Atomic Research Centre

  • Jesse S Smith

    • Argonne National Laboratory

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• Study of Martensitic Phase Transformation in Silicon and Zirconium Using Scale-Free Phase-Field Model

  ORAL

  June 21, 2023, 12:30 PM – June 21, 2023, 12:45 PM

  Publication: 1. Babaei H., Levitas V.I. Finite-strain scale-free phase-field approach to multivariant martensitic phase transformations with stress-dependent effective thresholds. J. Mech. Physics Solids, 2020, 144, 104114.
  2. Pandey K. K., Levitas V. I. In situ quantitative study of plastic strain-induced phase transformations under high pressure: Example for ultra-pure Zr. Acta Materialia, 2020, 196, 338-346.
  3. Levitas V.I., Chen H., Xiong L. Lattice instability during phase transformations under multiaxial stress: modified transformation work criterion. Phys. Rev. B, 96, 054118 (2017).
  4. Zarkevich N. A., Chen H., Levitas V.I., and Johnson D. D. Lattice instability during solid-solid structural transformations under general applied stress tensor: example of Si I?Si II with metallization. Phys. Rev. Lett., 121, 165701 (2018).
  5. Chen H., Zarkevich N. A., Levitas V. I., Johnson D. D., and Zhang X. Fifth-degree elastic energy for predictive continuum stress-strain relations and elastic instabilities under large strain and complex loading in silicon. NPJ Computational Materials. (2020) 6, 115.
  6. Levitas V.I., Esfahani S.E., and Ghamarian I. Scale-free modeling of coupled evolution of discrete dislocation bands and multivariant martensitic microstructure. Phys. Review Lett., 121, 20570 (2018).
  7. Esfahani S.E., Ghamarian I., Levitas V.I. Strain-induced multivariant martensitic transformations: A scale-independent simulation of interaction between localized shear bands and microstructure. Acta Materialia, 2020, 196, 430-443.

  Presenters

  • Raghunandan Pratoori

    • Iowa State University

  Authors

  • Raghunandan Pratoori

    • Iowa State University

  • Hamed Babaei

    • Iowa State University

  • Valery I Levitas

    • Iowa State University

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