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Research Output 1990 2019

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2002
16 Citations (Scopus)

Effect of aging time on shape memory properties of sputtered Ni-rich Ni2MnGa alloy films

Suzuki, M., Ohtsuka, M., Matsumoto, M., Murakami, Y., Shindo, D. & Itagaki, K., Jan 1 2002, In : Materials Transactions. 43, 5, p. 861-866 6 p.

Research output: Contribution to journalArticle

Shape memory effect
Aging of materials
heat
Microactuators
smart materials
6 Citations (Scopus)

Electron microscopy on Co-CoO obliquely evaporated magnetic tapes

Ito, T., Iwasaki, Y., Tachikawa, H., Murakami, Y. & Shindo, D., Apr 1 2002, In : Journal of Magnetism and Magnetic Materials. 242-245, PART I, p. 362-365 4 p.

Research output: Contribution to journalArticle

magnetic tapes
Magnetic tape
Electron microscopy
electron microscopy
interstices
17 Citations (Scopus)

Electron microscopy studies of microstructures in β-Ga2O3 single crystals

Víllora, E. G., Murakami, Y., Sugawara, T., Atou, T., Kikuchi, M., Shindo, D. & Fukuda, T., Mar 25 2002, In : Materials Research Bulletin. 37, 4, p. 769-774 6 p.

Research output: Contribution to journalArticle

Electron microscopy
electron microscopy
Single crystals
Scattering
microstructure
92 Citations (Scopus)

Magnetic domain structures in Co-Ni-Al shape memory alloys studied by Lorentz microscopy and electron holography

Murakami, Y., Shindo, D., Oikawa, K., Kainuma, R. & Ishida, K., May 8 2002, In : Acta Materialia. 50, 8, p. 2173-2184 12 p.

Research output: Contribution to journalArticle

Electron holography
Magnetic domains
Shape memory effect
Microscopic examination
Martensite
11 Citations (Scopus)

Microstructural investigation on the mechanism to extract indium from wasted materials

Murakami, Y., Shindo, D., Zhang, Q. & Saito, F., Jul 1 2002, In : Materials Science and Engineering A. 332, 1-2, p. 64-69 6 p.

Research output: Contribution to journalArticle

Indium
indium oxides
indium
Oxides
Aluminum Oxide
13 Citations (Scopus)

Microstructure of a Co-CoO obliquely evaporated magnetic tape

Ito, T., Iwasaki, Y., Tachikawa, H., Murakami, Y. & Shindo, D., Apr 1 2002, In : Journal of Applied Physics. 91, 7, p. 4468-4473 6 p.

Research output: Contribution to journalArticle

magnetic tapes
microstructure
crystallites
x ray spectrometers
magnetic recording
6 Citations (Scopus)

Resonance effect in ELNES from perovskite-type manganites BiMnO3 and LaMnO3

Murakami, Y., Shindo, D., Kikuchi, M., Zuo, J. M. & Spence, J. C. H., May 9 2002, In : Journal of Electron Microscopy. 51, 2, p. 99-103 5 p.

Research output: Contribution to journalArticle

Manganites
Perovskite
Electrons
Oxygen
oxygen atoms
36 Citations (Scopus)

Understanding precursor phenomena for the R-phase transformation in Ti-Ni-based alloys

Shindo, D., Murakami, Y. & Ohba, T., Feb 2002, In : MRS Bulletin. 27, 2, p. 121-127 7 p.

Research output: Contribution to journalArticle

phase transformations
Phase transitions
Martensitic transformations
martensitic transformation
x ray diffraction
2001
50 Citations (Scopus)

Changes in microstructure near the R-phase transformation in Ti50Ni48Fe2 studied by in-situ electron microscopy

Murakami, Y. & Shindo, D., Sep 1 2001, In : Philosophical Magazine Letters. 81, 9, p. 631-638 8 p.

Research output: Contribution to journalArticle

phase transformations
electron microscopy
microstructure
antiphase boundaries
martensitic transformation

Crystal growth of Bi2(Sr,Nd/Sm)2CuOy and their superconductivity

Kikuchi, M., Itou, M., Faqir, H., Atou, T., Murakami, Y. & Syono, Y., Jul 2 2001, In : Journal of Crystal Growth. 229, 1, p. 396-400 5 p.

Research output: Contribution to journalArticle

Crystallization
Superconductivity
Crystal growth
crystal growth
superconductivity
13 Citations (Scopus)

Effect of diffraction condition on mean free path determination by EELS

Nakafuji, A., Murakami, Y. & Shindo, D., Apr 3 2001, In : Journal of Electron Microscopy. 50, 1, p. 23-28 6 p.

Research output: Contribution to journalArticle

Inelastic scattering
Electron energy loss spectroscopy
mean free path
Diffraction
Electrons
2 Citations (Scopus)

Energy-filtered electron microscopy study on phase transformation of alloys

Shindo, D., Murakami, Y. & Ikematsu, Y., Aug 15 2001, In : Materials Science and Engineering A. 312, 1-2, p. 9-19 11 p.

Research output: Contribution to journalArticle

Electron microscopy
phase transformations
electron microscopy
Phase transitions
Electron energy loss spectroscopy
2 Citations (Scopus)

Evaluation of microstructures of Nb-Cr-Ti alloy system by means of analytical transmission electron microscopy

Yoshida, M., Yaegashi, T., Murakami, Y., Shindo, D. & Takasugi, T., Jan 1 2001, In : Nippon Kinzoku Gakkaishi/Journal of the Japan Institute of Metals. 65, 5, p. 389-396 8 p.

Research output: Contribution to journalArticle

Solid solutions
Solubility
Laves phases
Transmission electron microscopy
transmission electron microscopy
1 Citation (Scopus)

Microstructural analysis of obliquely evaporated Co-CoO tape using TEM and EELS

Tachikawa, H., Murakami, Y., Ito, T., Iwasaki, Y. & Shindo, D., Jan 1 2001, In : Nippon Kinzoku Gakkaishi/Journal of the Japan Institute of Metals. 65, 5, p. 349-355 7 p.

Research output: Contribution to journalArticle

Electron energy loss spectroscopy
High resolution electron microscopy
Tapes
Electron microscopy
tapes
26 Citations (Scopus)

Morphological properties of ultra-fine (Ni,Zn)-ferrites and their ability to decompose CO2

Kim, J. S., Ahn, J. R., Lee, C. W., Murakami, Y. & Shindo, D., Jan 1 2001, In : Journal of Materials Chemistry. 11, 12, p. 3373-3376 4 p.

Research output: Contribution to journalArticle

Ferrites
Hydrothermal synthesis
Coprecipitation
Decomposition
Ferrite

Oxidation stability and structure of Fe-Co particles

Tetsukawa, H., Meguro, M., Ito, T., Inoue, M., Murakami, Y. & Shindo, D., Jan 1 2001, In : Funtai Oyobi Fummatsu Yakin/Journal of the Japan Society of Powder and Powder Metallurgy. 48, 8, p. 753-757 5 p.

Research output: Contribution to journalArticle

Oxides
Oxidation
Metals
Carbon Monoxide
Diffraction
42 Citations (Scopus)

Precursor effects of martensitic transformations in Ti-based alloys studied by electron microscopy with energy filtering

Murakami, Y., Shibuya, H. & Shindo, D., Jan 1 2001, In : Journal of Microscopy. 203, 1, p. 22-33 12 p.

Research output: Contribution to journalArticle

Electron Microscopy
Temperature
2000
22 Citations (Scopus)

Advanced transmission electron microscopy study on premartensitic state of Ti50Ni48Fe2

Shindo, D. & Murakami, Y., Jul 1 2000, In : Science and Technology of Advanced Materials. 1, 2, p. 117-124 8 p.

Research output: Contribution to journalArticle

Electron microscopy
Transmission electron microscopy
Electron diffraction
Imaging techniques
Microstructure
7 Citations (Scopus)

Effect of scattering angle on energy loss near-edge structure of h-BN

Lee, Y. S., Murakami, Y., Shindo, D. & Oikawa, T., Jan 1 2000, In : materials transactions, jim. 41, 5, p. 555-558 4 p.

Research output: Contribution to journalArticle

Energy dissipation
energy dissipation
Scattering
Elastic scattering
Electron energy loss spectroscopy
1 Citation (Scopus)

Observations on diffuse scattering in a Ti50Ni48Fe2 alloy by energy-filtering TEM

Murakami, Y., Shindo, D. & Otsuka, K., 2000, In : Unknown Journal. 327, p. 441-444 4 p.

Research output: Contribution to journalArticle

transmission electron microscopy
Phase transitions
scattering
Scattering
Transmission electron microscopy
1999
16 Citations (Scopus)

Composition dependence of the rubber-like behavior in ζ2′-martensite of AuCd alloys

Otsuka, K., Ren, X., Murakami, Y., Kawano, T., Ishii, T. & Ohba, T., Dec 15 1999, In : Materials Science and Engineering A. 273-275, p. 558-563 6 p.

Research output: Contribution to journalArticle

Rubber
martensite
rubber
Martensite
Aging of materials
29 Citations (Scopus)

Computer simulations for the growth process of peanut-type hematite particles

Sasaki, N., Murakami, Y., Shindo, D. & Sugimoto, T., May 1 1999, In : Journal of Colloid and Interface Science. 213, 1, p. 121-125 5 p.

Research output: Contribution to journalArticle

Hematite
Computer simulation
Nucleation
Deposition rates
Sulfates
50 Citations (Scopus)

Lattice modulation preceding to the R-phase transformation in a Ti50Ni48Fe2 alloy studied by TEM with energy-filtering

Murakami, Y. & Shindo, D., Jan 1 1999, In : Materials Transactions, JIM. 40, 10, p. 1092-1097 6 p.

Research output: Contribution to journalArticle

phase transformations
Phase transitions
Modulation
Scattering
Transmission electron microscopy
118 Citations (Scopus)

Low temperature crystal structure of Ni-Mn-Ga alloys

Wedel, B., Suzuki, M., Murakami, Y., Wedel, C., Suzuki, T., Shindo, D. & Itagaki, K., Jan 1 1999, In : Journal of Alloys and Compounds. 290, 1-2, p. 137-142 6 p.

Research output: Contribution to journalArticle

Lattice constants
Crystal structure
X ray powder diffraction
Electron microscopes
Temperature
18 Citations (Scopus)

Microstructural investigation of CaTiO3 formed mechanochemically by dry grinding of a CaO-TiO2 mixture

Mi, G., Murakami, Y., Shindo, D. & Saito, F., Aug 3 1999, In : Powder Technology. 104, 1, p. 75-79 5 p.

Research output: Contribution to journalArticle

grinding
transmission electron microscopy
Transmission electron microscopy
Microcrystals
microcrystals
20 Citations (Scopus)

Study of R-phase transformation in a Ti-50.7at%Ni alloy by in-situ transmission electron microscopy observations

Cai, W., Murakami, Y. & Otsuka, K., Dec 15 1999, In : Materials Science and Engineering A. 273-275, p. 186-189 4 p.

Research output: Contribution to journalArticle

phase transformations
Phase transitions
Transmission electron microscopy
transmission electron microscopy
Scattering
1998
4 Citations (Scopus)

Application of electron hologram to morphological analysis of spindle-type hematite particles

Shindo, D., Murakami, Y. & Hirayama, T., Jan 1 1998, In : Materials Transactions, JIM. 39, 2, p. 322-324 3 p.

Research output: Contribution to journalArticle

spindles
Hematite
Holograms
hematite
Electrons
25 Citations (Scopus)

Crystal structure and thermal expansion of Ca2Y2Si2O9

Yamane, H., Nagasawa, T., Murakami, Y., Kamata, T., Shindo, D., Shimada, M. & Endo, T., Jan 1 1998, In : Materials Research Bulletin. 33, 6, p. 845-853 9 p.

Research output: Contribution to journalArticle

Silicates
Electron diffraction
Thermal expansion
Anions
thermal expansion
17 Citations (Scopus)

Electronic structure changes associated with a martensitic transformation in a Ti50Ni48Fe2 alloy studied by electron energy-loss spectroscopy

Murakami, Y., Shindo, D., Otsuka, K. & Oikawa, T., Jan 1 1998, In : Journal of Electron Microscopy. 47, 4, p. 301-309 9 p.

Research output: Contribution to journalArticle

Electron Energy-Loss Spectroscopy
Electron energy loss spectroscopy
Martensitic transformations
martensitic transformation
Electronic structure
34 Citations (Scopus)

In-situ observations of R-phase transformation in a Ti50Ni48Fe2 alloy by electron microscopy

Tamiya, T., Shindo, D., Murakami, Y., Bando, Y. & Otsuka, K., Jul 1998, In : Materials Transactions, JIM. 39, 7, p. 714-723 10 p.

Research output: Contribution to journalArticle

Electron microscopy
phase transformations
electron microscopy
Phase transitions
Acoustic impedance
12 Citations (Scopus)

Structural and Morphological Changes Associated with Charge Ordering in La0.2Ca0.8MnO3

Murakami, Y., Shindo, D., Chiba, H., Kikuchi, M. & Syono, Y., Nov 1 1998, In : Journal of Solid State Chemistry. 140, 2, p. 331-336 6 p.

Research output: Contribution to journalArticle

periodic variations
manganese ions
Manganese oxide
manganese oxides
Manganese
35 Citations (Scopus)

Synthesis and characterization of (Bi, AE)MnO3 (AE = Ca, Sr) system

Chiba, H., Atou, T., Faqir, H., Kikuchi, M., Syono, Y., Murakami, Y. & Shindo, D., May 1 1998, In : Solid State Ionics. 108, 1-4, p. 193-199 7 p.

Research output: Contribution to journalArticle

Bismuth
Ferromagnetism
bismuth
ferromagnetism
Manganites
1997
9 Citations (Scopus)

An isothermal martensitic transformation in a quenched Au-49.5at%Cd alloy

Kozuma, M., Murakami, Y., Kawano, T. & Otsuka, K., Jan 15 1997, In : Scripta Materialia. 36, 2, p. 253-258 6 p.

Research output: Contribution to journalArticle

gold alloys
martensitic transformation
temperature effects
reaction kinetics
quenching
38 Citations (Scopus)

Characteristics and mechanism of martensite ageing effect in Au-Cd alloys

Murakami, Y., Nakajima, Y., Otsuka, K., Ohba, T., Matsuo, R. & Ohshima, K., Jan 1 1997, In : Materials Science and Engineering A. 237, 1, p. 87-101 15 p.

Research output: Contribution to journalArticle

martensite
Martensite
Aging of materials
Activation energy
activation energy
52 Citations (Scopus)

Observations of long-period structures associated with charge ordering

Murakami, Y., Shindo, D., Chiba, H., Kikuchi, M. & Syono, Y., Jan 1 1997, In : Physical Review B - Condensed Matter and Materials Physics. 55, 22, p. 15043-15047 5 p.

Research output: Contribution to journalArticle

Manganese oxide
Electron diffraction
Perovskite
Scattering
Ions
1996
18 Citations (Scopus)

Effect of quenched-in vacancies on the martensitic transformation

Murakami, Y., Nakajima, Y. & Otsuka, K., Mar 15 1996, In : Scripta Materialia. 34, 6, p. 955-962 8 p.

Research output: Contribution to journalArticle

Electric resistance measurement
Gold Alloys
Metal melting
Electrolytic polishing
Thermoelasticity
1995
65 Citations (Scopus)

Characteristics of Ti50Pd30Ni20 high-temperature shape memory alloy

Golberg, D., Xu, Y., Murakami, Y., Morito, S., Otsuka, K., Ueki, T. & Horikawa, H., Jan 1 1995, In : Intermetallics. 3, 1, p. 35-46 12 p.

Research output: Contribution to journalArticle

Shape memory effect
Temperature
Thermomechanical treatment
Cold rolling
Annealing
60 Citations (Scopus)

High-temperature shape memory effect in Ti50Pd50 - xNix (x = 10, 15, 20) alloys

Golberg, D., Xu, Y., Murakami, Y., Otsuka, K., Ueki, T. & Horikawa, H., Jan 1 1995, In : Materials Letters. 22, 5-6, p. 241-248 8 p.

Research output: Contribution to journalArticle

Shape memory effect
recovery
Recovery
critical loading
Heat treatment
1994
19 Citations (Scopus)

Effect of ageing ζ' 2 martensite on the enthalpy of transformation in a Au-49.5 at% Cd alloy

Murakami, Y., Morito, S., Nakajima, Y., Otsuka, K., Suzuki, T. & Ohba, T., Jan 1 1994, In : Materials Letters. 21, 3-4, p. 275-278 4 p.

Research output: Contribution to journalArticle

martensite
Martensite
Enthalpy
Aging of materials
enthalpy
75 Citations (Scopus)

Improvement of a Ti50Pd30Ni20 high temperature shape memory alloy by thermomechanical treatments

Golberg, D., Xu, Y., Murakami, Y., Morito, S., Otsuka, K., Ueki, T. & Horikawa, H., May 15 1994, In : Scripta Metallurgica et Materiala. 30, 10, p. 1349-1354 6 p.

Research output: Contribution to journalArticle

Thermomechanical treatment
Superplasticity
Cold rolling
Shape memory effect
Titanium alloys
23 Citations (Scopus)

New martensite structures and composition dependence of martensitic transformations in Ni50AlxMn50-x alloys

Inoue, T., Morito, S., Murakami, Y., Oda, K. & Otsuka, K., Jan 1 1994, In : Materials Letters. 19, 1-2, p. 33-37 5 p.

Research output: Contribution to journalArticle

Martensitic transformations
martensitic transformation
martensite
Martensite
Chemical analysis
34 Citations (Scopus)

Self-accomodation and morphology of 14M (7R) martensites in an Ni370at.%Al alloy

Murakami, Y., Otsuka, K., Hanada, S. & Watanabe, S., Dec 20 1994, In : Materials Science and Engineering A. 189, 1-2, p. 191-199 9 p.

Research output: Contribution to journalArticle

martensite
Martensite
Diamond
Diamonds
diamonds
1993
8 Citations (Scopus)

Study on the Three‐Dimensional Electron Momentum Density and the Fermi Surface in Cu by Positron Annihilation

Kondo, H., Kubota, T., Nakashima, H., Murakami, Y. & Tanigawa, S., Jan 1 1993, In : physica status solidi (b). 177, 2, p. 345-360 16 p.

Research output: Contribution to journalArticle

Positron annihilation
Fermi surface
positron annihilation
Fermi surfaces
Momentum
1992
25 Citations (Scopus)

Crystallography of stress-induced B2→7R martensitic transformation in a Ni-37.0 at%Al alloy

Murakami, Y., Otsuka, K., Hanada, S. & Watanabe, S., Jan 1 1992, In : Materials Transactions, JIM. 33, 3, p. 282-288 7 p.

Research output: Contribution to journalArticle

Crystallography
Martensitic transformations
martensitic transformation
martensite
Martensite
10 Citations (Scopus)

Study on Momentum Density of Electrons and Fermi Surface in Aluminum by Positron Annihilation

Nakashima, H., Kubota, T., Kondo, H., Murakami, Y. & Tanigawa, S., Jan 1 1992, In : physica status solidi (b). 170, 1, p. 171-188 18 p.

Research output: Contribution to journalArticle

Positron annihilation
Fermi surface
positron annihilation
Aluminum
Fermi surfaces
1991
12 Citations (Scopus)

Study on Momentum Density and Fermi Surface in Paramagnetic Cr and W by Positron Annihilation

Kubota, T., Kondo, H., Nakashima, H., Murakami, Y. & Tanigawa, S., Jan 1 1991, In : physica status solidi (b). 168, 1, p. 179-191 13 p.

Research output: Contribution to journalArticle

Positron annihilation
Fermi surface
positron annihilation
Fermi surfaces
Momentum
1990
3 Citations (Scopus)

Study on Momentum Density of Electrons and Fermi Surface in Niobium by Positron Annihilation

Kubota, T., Kondo, H., Watanabe, K., Murakami, Y., Cho, Y. K., Tanigawa, S., Kawano, T. & Bahng, G. W., Jan 1 1990, In : journal of the physical society of japan. 59, 12, p. 4494-4502 9 p.

Research output: Contribution to journalArticle

positron annihilation
niobium
Fermi surfaces
momentum
Fourier transformation