平田 秋彦

教授(任期付)

  • 9157 引用
  • 45 h指数
20012019

Research output per year

Pureに変更を加えた場合、すぐここに表示されます。

研究成果

フィルター
Article
2012

Structural origins of the excellent glass forming ability of Pd 40Ni 40P 20

Guan, P. F., Fujita, T., Hirata, A., Liu, Y. H. & Chen, M. W., 2012 4 24, : : Physical Review Letters. 108, 17, 175501.

研究成果: Article

77 引用 (Scopus)
2011

Atomic structure of nanoclusters in oxide-dispersion-strengthened steels

Hirata, A., Fujita, T., Wen, Y. R., Schneibel, J. H., Liu, C. T. & Chen, M. W., 2011 12, : : Nature Materials. 10, 12, p. 922-926 5 p.

研究成果: Article

249 引用 (Scopus)

Characterization of nanoscale mechanical heterogeneity in a metallic glass by dynamic force microscopy

Liu, Y. H., Wang, D., Nakajima, K., Zhang, W., Hirata, A., Nishi, T., Inoue, A. & Chen, M. W., 2011 3 23, : : Physical Review Letters. 106, 12, 125504.

研究成果: Article

234 引用 (Scopus)

Direct observation of local atomic order in a metallic glass

Hirata, A., Guan, P., Fujita, T., Hirotsu, Y., Inoue, A., Yavari, A. R., Sakurai, T. & Chen, M., 2011 1, : : Nature Materials. 10, 1, p. 28-33 6 p.

研究成果: Article

308 引用 (Scopus)

Effect of residual silver on surface-enhanced raman scattering of dealloyed nanoporous gold

Zhang, L., Chen, L., Liu, H., Hou, Y., Hirata, A., Fujita, T. & Chen, M., 2011 10 13, : : Journal of Physical Chemistry C. 115, 40, p. 19583-19587 5 p.

研究成果: Article

50 引用 (Scopus)

Enhancement of nanovoid formation in annealed amorphous Al 2O3 including W

Nakamura, R., Ishimaru, M., Hirata, A., Sato, K., Tane, M., Kimizuka, H., Shudo, T., Konno, T. J. & Nakajima, H., 2011 9 15, : : Journal of Applied Physics. 110, 6, 064324.

研究成果: Article

9 引用 (Scopus)

Modulated Na2Ti4O9:Zr nanobelt via site-specific Zr doping

He, X., Wang, Z., Hirata, A., Gu, L., Chen, M. & Duan, X., 2011 8 1, : : Applied Physics Express. 4, 8, 085003.

研究成果: Article

1 引用 (Scopus)

Nanoporous metal/oxide hybrid electrodes for electrochemical supercapacitors

Lang, X., Hirata, A., Fujita, T. & Chen, M., 2011 4, : : Nature Nanotechnology. 6, 4, p. 232-236 5 p.

研究成果: Article

1445 引用 (Scopus)

Nanoporous PdNi bimetallic catalyst with enhanced electrocatalytic performances for electro-oxidation and oxygen reduction reactions

Chen, L., Guo, H., Fujita, T., Hirata, A., Zhang, W., Inoue, A. & Chen, M., 2011 11 22, : : Advanced Functional Materials. 21, 22, p. 4364-4370 7 p.

研究成果: Article

198 引用 (Scopus)

Nanovoid formation through the annealing of amorphous Al2O 3 and WO3 films

Nakamura, R., Shudo, T., Hirata, A., Ishimaru, M. & Nakajima, H., 2011 1, : : Scripta Materialia. 64, 2, p. 197-200 4 p.

研究成果: Article

16 引用 (Scopus)

Surface and interface structures and magnetic properties of Ni and Ni 75Fe25 thin films on polyethylene naphthalate Organic Substrates

Kaiju, H., Basheer, N., Abe, T., Kondo, K., Hirata, A., Ishimaru, M., Hirotsu, Y. & Ishibashi, A., 2011 8 26, : : Journal of the Vacuum Society of Japan. 54, 3, p. 203-206 4 p.

研究成果: Article

Wrinkled nanoporous gold films with ultrahigh surface-enhanced raman scattering enhancement

Zhang, L., Lang, X., Hirata, A. & Chen, M., 2011 6 28, : : ACS Nano. 5, 6, p. 4407-4413 7 p.

研究成果: Article

176 引用 (Scopus)
2010

Deformation-induced change in the structure of metallic glasses during multistep indentation

Pan, D., Liu, H. W., Fujita, T., Hirata, A., Inoue, A., Sakurai, T. & Chen, M. W., 2010 4 12, : : Physical Review B - Condensed Matter and Materials Physics. 81, 13, 132201.

研究成果: Article

7 引用 (Scopus)

Quasicrystal-like structure and its crystalline approximant in an Fe 48Cr15Mo14C15B6Tm 2 bulk metallic glass

Hirata, A., Hirotsu, Y., Amiya, K. & Inoue, A., 2010 8 1, : : Journal of Alloys and Compounds. 504, SUPPL. 1, p. S186-S189

研究成果: Article

10 引用 (Scopus)

Structure analyses of fe-based metallic glasses by electron diffraction

Hirata, A. & Hirotsu, Y., 2010 12 1, : : Materials. 3, 12, p. 5263-5273 11 p.

研究成果: Article

8 引用 (Scopus)

The fabrication of Ni quantum cross devices with a 17nm junction and their current-voltage characteristics

Kaiju, H., Kondo, K., Ono, A., Kawaguchi, N., Won, J., Hirata, A., Ishimaru, M., Hirotsu, Y. & Ishibashi, A., 2010 1 1, : : Nanotechnology. 21, 1, 015301.

研究成果: Article

4 引用 (Scopus)
2009

Analysis of crystalline nano structures embedded in amorphous films by selected area nano diffraction in a Cs-corrected TEM

Yamasaki, J., Morishita, S., Tanaka, N., Hirata, A., Hirotsu, Y. & Kato, T., 2009 7 1, : : Microscopy and Microanalysis. 15, SUPPL. 2, p. 760-761 2 p.

研究成果: Article

Crystallization behaviours around the glass transition temperature in an amorphous Fe-Nb-B alloy

Hirata, A., Hirotsu, Y. & Matsubara, E., 2009 10 1, : : Intermetallics. 17, 10, p. 796-801 6 p.

研究成果: Article

9 引用 (Scopus)
22 引用 (Scopus)
1 引用 (Scopus)

Local structural fluctuation in Pd-Ni-P bulk metallic glasses examined using nanobeam electron diffraction

Hirata, A., Hirotsu, Y., Kuboya, S. & Nieh, T. G., 2009 8 26, : : Journal of Alloys and Compounds. 483, 1-2, p. 64-69 6 p.

研究成果: Article

12 引用 (Scopus)

Local structure changes on annealing in an Fe-Si-B-P bulk metallic glass

Hirata, A., Kawahara, N., Hirotsu, Y. & Makino, A., 2009 4 1, : : Intermetallics. 17, 4, p. 186-189 4 p.

研究成果: Article

23 引用 (Scopus)
9 引用 (Scopus)

Ni thin films vacuum-evaporated on polyethylene naphthalate substrates with and without the application of magnetic field

Kaiju, H., Ono, A., Kawaguchi, N., Kondo, K., Ishibashi, A., Won, J., Hirata, A., Ishimaru, M. & Hirotsu, Y., 2009 1 1, : : Applied Surface Science. 255, 6, p. 3706-3712 7 p.

研究成果: Article

10 引用 (Scopus)

Specific surface effect on transport properties of NiO/MgO heterostructured nanowires

Oka, K., Yanagida, T., Nagashima, K., Tanaka, H., Seki, S., Honsho, Y., Ishimaru, M., Hirata, A. & Kawai, T., 2009 10 12, : : Applied Physics Letters. 95, 13, 133110.

研究成果: Article

21 引用 (Scopus)
2008
31 引用 (Scopus)

Direct observations of thermally induced structural changes in amorphous silicon carbide

Ishimaru, M., Hirata, A., Naito, M., Bae, I. T., Zhang, Y. & Weber, W. J., 2008 8 25, : : Journal of Applied Physics. 104, 3, 033503.

研究成果: Article

33 引用 (Scopus)

Nanocrystallization of complex Fe23B6-type structure in glassy Fe-Co-B-Si-Nb alloy

Hirata, A., Hirotsu, Y., Amiya, K., Nishiyama, N. & Inoue, A., 2008 4 1, : : Intermetallics. 16, 4, p. 491-497 7 p.

研究成果: Article

45 引用 (Scopus)

Role of the triclinic Al2Fe structure in the formation of the Al5Fe2-approximant

Hirata, A., Mori, Y., Ishimaru, M. & Koyama, Y., 2008 7 1, : : Philosophical Magazine Letters. 88, 7, p. 491-500 10 p.

研究成果: Article

3 引用 (Scopus)
2007

Direct imaging of local atomic ordering in a Pd-Ni-P bulk metallic glass using Cs-corrected transmission electron microscopy

Hirata, A., Hirotsu, Y., Nieh, T. G., Ohkubo, T. & Tanaka, N., 2007 2 1, : : Ultramicroscopy. 107, 2-3, p. 116-123 8 p.

研究成果: Article

22 引用 (Scopus)

Local atomic structure analysis of Zr-Ni and Zr-Cu metallic glasses using electron diffraction

Hirata, A., Morino, T., Hirotsu, Y., Itoh, K. & Fukunaga, T., 2007 6 1, : : Materials Transactions. 48, 6, p. 1299-1303 5 p.

研究成果: Article

23 引用 (Scopus)

Mössbauer study of ultrathin FeAl multilayer films

Kaptás, D., Balogh, J., Kemény, T., Kiss, L. F., Bujdosó, L., Kovács, A., Hirata, A. & Vincze, I., 2007 1 25, : : Physical Review B - Condensed Matter and Materials Physics. 75, 1, 014417.

研究成果: Article

9 引用 (Scopus)

Structural analysis of polycrystalline BiFeO3 films by transmission electron microscopy

Naganuma, H., Kovacs, A., Hirata, A., Hirotsu, Y. & Okamura, S., 2007 9 1, : : Materials Transactions. 48, 9, p. 2370-2373 4 p.

研究成果: Article

6 引用 (Scopus)

Voronoi analysis of the structure of Ni-Zr-Al ternary metallic glass

Fukunaga, T., Itoh, K., Otomo, T., Mori, K., Sugiyama, M., Kato, H., Hasegawa, M., Hirata, A., Hirotsu, Y. & Hannon, A. C., 2007 7 1, : : Materials Transactions. 48, 7, p. 1698-1702 5 p.

研究成果: Article

30 引用 (Scopus)
2006
5 引用 (Scopus)
13 引用 (Scopus)
10 引用 (Scopus)
51 引用 (Scopus)

Local atomic ordering and nanoscale phase separation in a Pd-Ni-P bulk metallic glass

Hirotsu, Y., Nieh, T. G., Hirata, A., Ohkubo, T. & Tanaka, N., 2006 2 27, : : Physical Review B - Condensed Matter and Materials Physics. 73, 1, 012205.

研究成果: Article

28 引用 (Scopus)

Local atomic structure of Pd-Ni-P bulk metallic glass examined by high-resolution electron microscopy and electron diffraction

Hirata, A., Hirotsu, Y., Ohkubo, T., Tanaka, N. & Nieh, T. G., 2006 8 1, : : Intermetallics. 14, 8-9, p. 903-907 5 p.

研究成果: Article

34 引用 (Scopus)

Local structure studies of Fe-Nb-B metallic glasses using electron diffraction

Hirata, A., Hirotsu, Y., Ohkubo, T., Matsubara, E. & Makino, A., 2006 9 1, : : Journal of Microscopy. 223, 3, p. 191-194 4 p.

研究成果: Article

10 引用 (Scopus)

Mechanism of nanocrystalline microstructure formation in amorphous Fe-Nb-B alloys

Hirata, A., Hirotsu, Y., Matsubara, E., Ohkubo, T. & Hono, K., 2006 11 23, : : Physical Review B - Condensed Matter and Materials Physics. 74, 18, 184204.

研究成果: Article

30 引用 (Scopus)

Topological characterization of metallic glasses by neutron diffraction and RMC modeling

Fukunaga, T., Itoh, K., Otomo, T., Mori, K., Sugiyama, M., Kato, H., Hasegawa, M., Hirata, A., Hirotsu, Y. & Aoki, K., 2006 11 27, : : Physica B: Condensed Matter. 385-386 I, p. 259-262 4 p.

研究成果: Article

12 引用 (Scopus)

Voronoi analysis of the structure of Cu-Zr and Ni-Zr metallic glasses

Fukunaga, T., Itoh, K., Otomo, T., Mori, K., Sugiyama, M., Kato, H., Hasegawa, M., Hirata, A., Hirotsu, Y. & Hannon, A. C., 2006 8 1, : : Intermetallics. 14, 8-9, p. 893-897 5 p.

研究成果: Article

83 引用 (Scopus)
2005

Local atomic structures of amorphous Fe80B20 and Fe70Nb10B20 alloys studied by electron diffraction

Hirata, A., Hirotsu, Y. & Matsubara, E., 2005 12 1, : : Materials Transactions. 46, 12, p. 2781-2784 4 p.

研究成果: Article

15 引用 (Scopus)

Volume swelling of amorphous SiC during ion-beam irradiation

Ishimaru, M., Bae, I. T., Hirata, A., Hirotsu, Y., Valdez, J. A. & Sickafus, K. E., 2005 7 1, : : Physical Review B - Condensed Matter and Materials Physics. 72, 2, 024116.

研究成果: Article

35 引用 (Scopus)
2004
3 引用 (Scopus)
10 引用 (Scopus)