All Stories

  1. Diffusion and trapping of silicon in wurtzite gallium nitride

    Article • Materials Science in Semiconductor Processing, March 2026, Elsevier

    Dr. Ryusuke Nakamura

  2. Diffusion of Oxygen in Amorphous and Monoclinic (Hf,Zr)O 2 Films

    Article • physica status solidi (b), December 2025, Wiley

    Dr. Ryusuke Nakamura

  3. Evidence of underlying structural similarities of amorphous materials

    Article • Communications Materials, July 2025, Springer Science + Business Media

    Dr. Ryusuke Nakamura

  4. Diffusion of oxygen in amorphous HfO2

    Article • Journal of Physics and Chemistry of Solids, April 2025, Elsevier

    Dr. Ryusuke Nakamura

  5. Chemical Diffusion in Ni-V Solid Solution and in Ni3V

    Article • Journal of Phase Equilibria and Diffusion, May 2023, Springer Science + Business Media

    Dr. Ryusuke Nakamura

  6. Explosive crystallization of amorphous germanium-tin films by irradiation with a 3-keV electron beam

    Article • Journal of Applied Physics, May 2023, American Institute of Physics

    Ryusuke Nakamura, Dr. Ryusuke Nakamura

  7. Diffusion of boron in an amorphous iron-boron alloy

    Article • Journal of Non-Crystalline Solids, February 2023, Elsevier

    Dr. Ryusuke Nakamura

  8. Electron diffraction radial distribution function analysis of amorphous boron carbide synthesized by ion beam irradiation and chemical vapor deposition

    Article • Journal of the European Ceramic Society, February 2022, Elsevier

    Dr. Ryusuke Nakamura

  9. Explosive crystallization of sputter-deposited amorphous germanium films by irradiation with an electron beam of SEM-level energies

    Article • Journal of Applied Physics, June 2021, American Institute of Physics

    Dr. Ryusuke Nakamura

  10. Permeation and diffusion of hydrogen in vanadium using deoxidation and glow-discharge surface cleaning techniques

    Article • Journal of Membrane Science, November 2020, Elsevier

    Dr. Ryusuke Nakamura

  11. Dual crystallization modes of sputter-deposited amorphous SiGe films

    Article • Journal of Applied Physics, July 2020, American Institute of Physics

    Dr. Ryusuke Nakamura

  12. Effects of hydrogen on structure and crystallization behavior of sputter-deposited amorphous germanium films

    Article • Japanese Journal of Applied Physics, July 2020, Institute of Physics Publishing

    Dr. Ryusuke Nakamura

  13. Liquid-mediated crystallization of amorphous GeSn under electron beam irradiation

    Article • Journal of Applied Physics, May 2020, American Institute of Physics

    Dr. Ryusuke Nakamura

  14. Measurement of Diffusion Profile of Boron in α Iron by Secondary-ion Mass Spectrometry and Determination of Its Diffusion Coefficient

    Article • Tetsu-to-Hagane, January 2020, Iron and Steel Institute of Japan

    Dr. Ryusuke Nakamura

  15. Direct observations of crystallization processes of amorphous GeSn during thermal annealing: A temperature window for suppressing Sn segregation

    Article • Journal of Applied Physics, May 2019, American Institute of Physics

    Dr. Ryusuke Nakamura

  16. The relation between amorphous structure and explosive crystallization of sputter-deposited amorphous germanium thin films

    Article • Japanese Journal of Applied Physics, March 2019, Institute of Physics Publishing

    Dr. Ryusuke Nakamura

  17. Preparation of Amorphous Fe-B Films by Sputtering and Their Structure Analysed by Transmission Electron Microscopy

    Article • Tetsu-to-Hagane, January 2019, Iron and Steel Institute of Japan

    Dr. Ryusuke Nakamura

  18. Structure of crystallized particles in sputter-deposited amorphous germanium films

    Article • Journal of Applied Crystallography, September 2018, International Union of Crystallography

    Dr. Ryusuke Nakamura

  19. Crystallization Processes of Amorphous GeSn Thin Films by Heat Treatment and Electron Beam Irradiation

    Article • Microscopy and Microanalysis, July 2017, Cambridge University Press

    Dr. Ryusuke Nakamura

  20. Thermal crystallization of sputter-deposited amorphous Ge films: Competition of diamond cubic and hexagonal phases

    Article • AIP Advances, December 2016, American Institute of Physics

    Dr. Ryusuke Nakamura

  21. Crystallization of sputter-deposited amorphous Ge films by electron irradiation: Effect of low-flux pre-irradiation

    Article • Journal of Applied Physics, October 2016, American Institute of Physics

    Dr. Ryusuke Nakamura

  22. Structural transition in sputter-deposited amorphous germanium films by aging at ambient temperature

    Article • Journal of Applied Physics, June 2016, American Institute of Physics

    Dr. Ryusuke Nakamura

  23. The Kirkendall effect and nanoscience: hollow nanospheres and nanotubes

    Article • Beilstein Journal of Nanotechnology, June 2015, Beilstein Institut

    Dr. Ryusuke Nakamura

  24. Theoretical Evaluation of Anisotropic Distortion Associated with Point Defects in Ordered Compounds

    Article • Defect and Diffusion Forum, May 2015, Trans Tech Publications

    Dr Hiroshi Numakura, Dr. Ryusuke Nakamura

  25. Anomalous hardening and microstructural evolution accompanied by reordering and restoring of plastically deformed Co3Ti

    Article • Materials Science and Engineering A, January 2015, Elsevier

    Dr. Ryusuke Nakamura

  26. Diffusion of oxygen in amorphous Al2O3, Ta2O5, and Nb2O5

    Article • Journal of Applied Physics, July 2014, American Institute of Physics

    Dr. Ryusuke Nakamura

  27. Stability of amorphous Ta–O nanotubes prepared by anodization: Thermal and structural analyses

    Article • Journal of Materials Research, March 2014, Springer Science + Business Media

    Dr. Ryusuke Nakamura

  28. Formation of highly oriented nanopores via crystallization of amorphous Nb2O5 and Ta2O5

    Article • Journal of Applied Physics, September 2013, American Institute of Physics

    Dr. Ryusuke Nakamura

  29. Atomic rearrangements in amorphous Al2O3 under electron-beam irradiation

    Article • Journal of Applied Physics, February 2013, American Institute of Physics

    Dr. Ryusuke Nakamura

  30. Self-elongated growth of nanopores in annealed amorphous Ta2O5 films

    Article • Scripta Materialia, February 2012, Elsevier

    Dr. Ryusuke Nakamura

  31. Enhancement of nanovoid formation in annealed amorphous Al2O3 including W

    Article • Journal of Applied Physics, September 2011, American Institute of Physics

    Dr. Ryusuke Nakamura

  32. Nanovoid formation by change in amorphous structure through the annealing of amorphous Al2O3 thin films

    Article • Acta Materialia, June 2011, Elsevier

    Dr. Ryusuke Nakamura

  33. Nanovoid formation through the annealing of amorphous Al2O3 and WO3 films

    Article • Scripta Materialia, January 2011, Elsevier

    Dr. Ryusuke Nakamura

  34. Formation of oxide nanotubes via oxidation of Fe, Cu and Ni nanowires and their structural stability: Difference in formation and shrinkage behavior of interior pores

    Article • Acta Materialia, October 2009, Elsevier

    Dr. Ryusuke Nakamura

  35. Transition in the nanoporous structure of iron oxides during the oxidation of iron nanoparticles and nanowires

    Article • Acta Materialia, August 2009, Elsevier

    Dr. Ryusuke Nakamura

  36. Shrinking of hollow Cu2O and NiO nanoparticles at high temperatures

    Article • Acta Materialia, October 2008, Elsevier

    Dr. Ryusuke Nakamura

  37. Oxidation behaviour of Ni nanoparticles and formation process of hollow NiO

    Article • The Philosophical Magazine A Journal of Theoretical Experimental and Applied Physics, January 2008, Taylor & Francis

    Dr. Ryusuke Nakamura

  38. Transmission electron microscopy observation of oxide layer growth on Cu nanoparticles and formation process of hollow oxide particles

    Article • Journal of Materials Research, October 2007, Cambridge University Press

    Dr. Ryusuke Nakamura

  39. Hollow oxide formation by oxidation of Al and Cu nanoparticles

    Article • Journal of Applied Physics, April 2007, American Institute of Physics

    Dr. Ryusuke Nakamura

  40. Supersaturated vacancies and vacancy complexes in rapidly solidified B2 aluminide ribbons

    Article • Materials Science and Engineering A, March 2007, Elsevier

    Dr. Ryusuke Nakamura

  41. Formation of hollow ZnO through low-temperature oxidation of Zn nanoparticles

    Article • Materials Letters, February 2007, Elsevier

    Dr. Ryusuke Nakamura

  42. Nanoscale surface self-patterning of FeAl single crystals by vacancy absorption process

    Article • Applied Physics Letters, August 2006, American Institute of Physics

    Dr. Ryusuke Nakamura

  43. Thermal analysis of lattice defects in LaNi5

    Article • Journal of Alloys and Compounds, March 2006, Elsevier

    Dr. Ryusuke Nakamura

  44. Self-diffusion of cobalt in B2 type intermetallic compound CoAl

    Article • Intermetallics, February 2005, Elsevier

    Dr. Ryusuke Nakamura

  45. Precise Measurement of Low Diffusion Coefficients Using Radioactive Tracers

    Article • Journal of the Japan Institute of Metals and Materials, January 2005, Japan Institute of Metals

    Dr. Ryusuke Nakamura

  46. Activation volume for interdiffusion in bcc ordered and disordered phases of the Fe–Al system

    Article • The Philosophical Magazine A Journal of Theoretical Experimental and Applied Physics, July 2004, Taylor & Francis

    Dr. Ryusuke Nakamura

  47. Diffusion mechanisms in B2 NiAl phase studied by experiments on Kirkendall effect and interdiffusion under high pressures

    Article • Acta Materialia, August 2003, Elsevier

    Dr. Ryusuke Nakamura

  48. Self-diffusion of aluminium in the intermetallic compound Fe-48 at.% Al

    Article • The Philosophical Magazine A Journal of Theoretical Experimental and Applied Physics, January 2003, Taylor & Francis

    Dr. Ryusuke Nakamura

  49. Interdiffusion in B2 Type Intermetallic Compound FeAl under High Pressures

    Article • MATERIALS TRANSACTIONS, January 2003, Japan Institute of Metals

    Dr. Ryusuke Nakamura

  50. Single-phase interdiffusion in the B2 type intermetallic compounds NiAl, CoAl and FeAl

    Article • Intermetallics, February 2002, Elsevier

    Dr. Ryusuke Nakamura