Lawrence Livermore National Laboratory

Troy Barbee

Senior Scientist
Materials Science Division

 +1 925-423-7796

Ph.D. Materials Science and Engineering
Stanford University
M.S. Materials Science and Engineering
Stanford University
B.S. Physical Metallurgy
Stanford University

Research Interests

Research activities extend to atomic engineering, thin- and thick-film growth processes and technologies, nanoengineered multilayer structures/synthesis/property relationships, interface science, efficient processes for alloy development, multilayer x-ray optic elements, multilayer x-ray optics instrumentation, micrometrology, and microanalytical techniques.


  • R&D 100 Award, "NanoFoil," Lawrence Livermore National Laboratory with Reactive NanoTechnologies and Johns Hopkins University (2005).
  • R&D 100 Award, "New Class of Diffraction Grating," with D. Dietrich and Jay Bixler, Lawrence Livermore National Laboratory (1989).
  • IR 100 Award, "X-Ray Beam Splitter," with N. Ceglio, A. Hawryluk, and D. Stearns, Lawrence Livermore National Laboratory (1986).


Awarded 18 patents and has 3 patent applications in process

Selected Publications

Published over 125 peer reviewed technical papers, written over 100 conference papers, and edited two books.

Welser, L.A., R. C. Mancini, J. A. Koch, et al., Multi-objective Spectroscopic Analysis of Core Gradients: Extension from Two to Three Objectives," Journal of Quantitative Spectroscopy and Radiative Transfer, Accepted for Publication (2007).

Wang, Y.M., J. Li, A. V. Hamza, and T. W. Barbee, Jr., "Ductile Crystalline-Amorphous Nanolaminates," Proc. Natl. Acad. Sci. USA 104 11155-11160 (2007).

Siders, C. W., J. K. Crane, V. Semenov, S. Betts, B. Kozioziemski, K. Wharton, S. Wilks, T. Barbee, B. Stuart, D. E. Kim, J. An, and C. P. J. Barty, "High Brightness, Laser-Driven X-ray Source for Nanoscale Metrology and Femtosecond Dynamics," UCRL-TR-228409 (2007).

Gu, P.M., B. Zhang, M. H. Key, et al., "Measurements of Electron and Proton Heating Temperatures from Extreme-Ultraviolet Light Images at 68 eV in Petawatt Laser Experiments," Review of Scientific Instruments 77 (11), Art. No. 113101 (2006).

Izumi, N., T. W. Barbee, J. A. Koch, et al., "Reconstruction of Quasimonochromatic Images for Multispectral X-ray Imaging with a Pinhole Array and a Flat Bragg Mirror, Review of Scientific Instruments 77 (8), Art. No. 083504 (2006).

Wang, Y.M., A. M. Hodge, P. M. Bythrow, et al., "Negative Strain Rate Sensitivity in Ultrahigh-Strength Nanocrystalline Tantalum," Applied Physics Letters 89 (8), Art. No. 081903 (2006).

Hodge, A.M., Y. M. Wang, and T. W. Barbee, "Large-Scale Production of Nano-Twinned, Ultrafine-Grained Copper," Materials Science and Engineering A-Structural Materials Properties Microstructure and Processing 429 (1-2): 272-276 (2006).

DaSilva, L. B., T. W. Barbee, Jr., R. Cauble, P. Celliers, D. Ciarlo, S. Libby, R. A. London, D. Matthews, S. Mrowka, J. C. Moreno, D. Ress, J. E. Trebes, A. S. Wan, and F. Weber, "Electron Density Measurements of High Density Plasmas Using Soft X-Ray Laser Interferometry," Physical Review Letters 74, 20 (1995).

Frahm, R., T. W. Barbee, Jr., and W. Warburton, "In-Situ Structural Study of Thin-Film Growth by Quick-Scanning X-ray-Absorption Spectroscopy," Phys. Rev. B: Condens. Matter 44(6), pp. 2822-5 (1991).

Barbee, T. W. Jr., "Multilayer Structures: Atomic Engineering in Its Infancy," in Physics, Fabrication and Applications of Multilayered Structures, Proc. of a NATO Advanced Study Institute, New York, NY, p. 17-32 (1988).

A. B. C. Walker, Jr., T. W. Barbee, Jr., R. B. Hoover, and J. F. Lindblom, "Soft X-Ray Images of the Solar Corona with a Normal-Incidence Cassegrain Multilayer Telescope," Science 241, pp. 1781-1787 (1988).

Barbee, T. W. Jr., "Multilayers for X-ray Optics," Optical Engineering 25(8), pp. 898-915 (1986).

Barbee, T. W. Jr., "Multilayer Synthesis by Physical Vapor Deposition," in Synthetic Modulated Structures, ed. by L. Chang and B. C. Giessen, Academic Press, New York, pp. 313-337 (1985).

Barbee, T. W. Jr., S. Mrowka, and M. C. Hettrick, "Molydenum-Silicon Multilayer Mirror for the Extreme Ultraviolet," Applied Optics 24(6), pp. 883-6 (1985).

Barbee, T. W. Jr., and D. L. Keith, "Synthesis of Metastable Materials by Sputter Deposition Techniques," Proc. at the Fall Meeting of the Metallurgical Society of AIME, Pittsburgh, PA, October 5-9, 1980.

Barbee, T. W. Jr., L. Seaman, R. Crewdson, and D. Curran, "Dynamic Fracture Criteria for Ductile and Brittle Metals," Journal of Materials 7(3), pp. 393-401 (1972).

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