Ryan T. Ott

Associate Scientist
Address
106 Metals Development
The Ames Laboratory
Ames, IA 50011-3020
Phone 515-294-3616
Fax 515-294-8727
Email rtott@ameslab.gov

Research Interests

  • Synthesis, structure, and mechanical behavior of amorphous and nanostructured alloys and composites
  • Synchrotron radiation studies of the atomic structure and phase transformations of amorphous alloys
  • Using x-ray scattering to examine the atomic-scale and micromechanical deformation behavior of amorphous and nanostructured alloys

        Project Affiliations:

(Chronologically most recent on top)Education

  • Ph.D. Materials Science and Engineering, Johns Hopkins University, 2004
  • M. S. Materials Science and Engineering, Johns Hopkins University, 2003
  • B.S. Metallurgical and Materials Engineering, Michigan Technological University, 1999

(Chronologically most recent on top)Professional Appointments

  • 2007 - present Principal Investigator, Associate Scientist, Ames Laboratory (USDOE)
  • 2005 - 2007 Postdoctoral Associate, Ames Laboratory (USDOE)

(Chronologically most recent on top)Publications with the Ames Laboratory

2013
Wang Y M; Sansoz F; LaGrange T; Ott R T; Marian J; Barbee T W; Hamza A V . 2013. Defective twin boundaries in nanotwinned metals. Nature Materials. 12:697-702. abstract
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Liu A C Y; Neish M J; Stokol G; Buckley G A; Smillie L A; de Jonge M D; Ott R T; Kramer M J; Bourgeois L . 2013. Systematic Mapping of Icosahedral Short-Range Order in a Melt-Spun Zr36Cu64 Metallic Glass. Physical Review Letters. 110:205505. abstract
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2012
Wang Y M; Ott R T; Besser M F; Hamza A V . 2012. Temperature-dependent competing deformation mechanisms in nanocrystalline metals. Physical Review B. 85:144122. abstract
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Wang Y M; Ott R T; van Buuren T; Willey T M; Biener M M; Hamza A V . 2012. Controlling factors in tensile deformation of nanocrystalline cobalt and nickel. Physical Review B. 85:014101. abstract
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2011
Liu A C Y; Paganin D M; Bourgeois L; Nakashima P N H; Ott R T; Kramer M J . 2011. Quantitative microscopic measurement of void distribution in shear bands in Zr(66.7)Cu(33.3) metallic glass. Physical Review B. 84:094201. abstract
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2010
Wang Y M; Ott R T; Hamza A V; Besser M F; Almer J; Kramer M J . 2010. Achieving Large Uniform Tensile Ductility in Nanocrystalline Metals. Physical Review Letters. 105:215502. abstract
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Mendelev M I; Kramer M J; Ott R T; Sordelet D J; Besser M F; Kreyssig A; Goldman A I; Wessels V; Sahu K K; Kelton K F; Hyers R W; Canepari S; Rogers J R . 2010. Experimental and computer simulation determination of the structural changes occurring through the liquid-glass transition in Cu-Zr alloys. Philosophical Magazine. 90:3795-3815. abstract
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2009
Ott R T; Mendelev M I; Besser M F; Kramer M J; Almer J; Sordelet D J . 2009. Strain dependence of peak widths of reciprocal- and real-space distribution functions of metallic glasses from in situ x-ray scattering and molecular dynamics simulations. Physical Review B. 80:064101. abstract
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Mendelev M I; Kramer M J; Ott R T; Sordelet D J; Yagodin D; Popel P . 2009. Development of suitable interatomic potentials for simulation of liquid and amorphous Cu-Zr alloys. Philosophical Magazine. 89:967-987. abstract
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Mendelev M I; Ott R T; Kramer M J; Sordelet D J . 2009. Determining strain in amorphous alloys: Uncertainties with analyzing structural changes during deformation. Journal of Applied Physics. 105:023509. abstract
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