Arun Devaraj

Research Faculty, Metallurgical and Materials Engineering                                                                                                                          Joint Appointment, Mining Engineering


  • Postdoctoral Research Associate, PNNL, Richland, WA (May 2011- Oct 2012)
  • PhD, Materials Science & Engineering, University of North Texas, Denton, TX (Aug 2007-May 2011)
  • Bachelor of Technology, Metallurgical Engineering and Material Science, Malaviya National Institute of Technology, Jaipur, India (Mar 2001-Jun 2005)


  • Jan 2020 to present: Material Scientist (IV) , Physical Sciences Division, Physical and Computational
    Sciences Directorate (PCSD), PNNL
  • Jan 2016 to present: Materials Scientist (III), Materials Sciences group, Physical Sciences Division,
    Physical and Computational Sciences Directorate (PCSD), PNNL
  • Oct 2012 to Dec 2015: Senior Research Scientist, Environmental Molecular Science Laboratory (EMSL),
  • May 2011- Sept. 2012: Postdoctoral Research Associate, EMSL, PNNL
  • Aug 2007 – April 2011: Graduate Research Associate, Department of Material Science and Engineering,
    University of North Texas
  • June 2005 to July 2007: Engineer, Quality control / Quality assurance department, Essar Steels Ltd.


  • Thermodynamics and kinetics of phase transformation in metallic alloys; behavior of metastable
  • Interfacial phenomenon in materials: solute segregation at grain boundaries and interphase
  • Microstructure-mechanical/magnetic/electronic property relationships in materials.
  • Influence of non-equilibrium material processing such as solid-phase processing on microstructure
    and properties of materials
  • Degradation of materials during exposure to extreme environments such as irradiation and gas or
    liquid reactions with surfaces (corrosion).
  • Hydrogen embrittlement and oxidation of metallic alloys.
  • Material characterization methods: Scanning electron microscopy (SEM), Energy dispersive
    spectroscopy (EDS), Electron back scatter diffraction (EBSD), (Scanning) Transmission electron
    microscopy ((S)TEM), Atom Probe Tomography (APT), in situ synchrotron high energy X-ray
    diffraction (HEXRD), X-ray absorption near edge spectroscopy (XANES) and scanning
    transmission x-ray microscopy (STXM).
  • Correlating microstructural characterization results and mechanical properties with multiscale
    material computational modelling and simulations.



  • PNNL Ronald Ronald L. Brodzinski Award for Early Career Exceptional Achievement 2019.
  • PNNL National security directorate Carabiner award, 2018 for winning new funding from
    Department of Defense.
  • Outstanding Performance Award for 2016, Nuclear Processing Initiative, National Security
    Directorate, for enabling analysis of radioactive materials by advanced characterization methods.
  • “Publications of the year: 2016” award from Energy and Environmental Directorate, Pacific
    Northwest National Laboratory
  • People’s choice winner of Science as Art 2014 and 2015 contest, Pacific Northwest National
  • EMSL Directors award for creativity in research, 2013.
  • Outstanding Leadership and Service Award by Department of Material science and engineering,
    University of North Texas (2011)
  • Outstanding International Graduate student award by Robert Toulouse Graduate School,
    University of North Texas (2010)
  • Highest performance rating of “Benchmark to Employee performance” in the annual employee
    performance review in Essar Steel Ltd (2006)