‘—§‘εŠw–@l ŒF–{‘εŠw
HŠw•” ή—ΏE‰ž—p‰»Šw‰Θ | ‘εŠw‰@Ž©‘R‰ΘŠw‹³ˆη•” ή—ΏE‰ž—p‰»ŠwκU
•¨ŽΏή—ΏHŠw‹³ˆηƒvƒƒOƒ‰ƒ€

ή—ΏέŒvŠwuΐ


| ‚²ˆ₯ŽA & ‚¨’m‚η‚Ή | Œ€‹†Π‰ξ | \¬ˆυEŠwΆ | ‹ΖΡ | ŠwΆŒό‚―ξ•ρ |

| English Page |

‹Ζ@Ρ@

‹ΖΡƒŠƒXƒgiall-in-onej i€”υ’†j
˜_•ΆƒŠƒXƒg [PDF file]
”­•\ƒŠƒXƒg i€”υ’†j
“Α‹–ƒŠƒXƒg i€”υ’†j
ŽσάƒŠƒXƒg i€”υ’†j

DOIƒŠƒ“ƒNW

Texture evolution and fracture behavior of friction-stir-welded non-flammable Mg?Al?Ca alloy extrusions, S. -I. Inoue*, M. Yamasaki, M. Ohata, S. Kakiuchi, Y. Kawamura, H. Terasaki, Materials Science & Engineering A, 799 (2021) Art. No. 140090.
DOI: 10.1016/j.msea.2020.140090

Classification of high-temperature oxidation behavior of Mg-1 at% X binary alloys and application of proposed taxonomy to nonflammable multicomponent Mg alloys, S. -I. Inoue*, M. Yamasaki, Y. Kawamura, Corrosion Science 174 (2020) Art. No. 108858.
DOI: 10.1016/j.corsci.2020.108858

Hot compression deformation behavior of Mg?Y?Zn alloys containing LPSO phase, H. Somekawa*, Y. Nakasuji, M. Yuasa, H, Miyamoto, M. Yamasaki, Y. Kawamura, Materials Science and Engineering A, 792 (2020) Art. No. 139777.
DOI: 10.1016/j.msea.2020.139777

Microstructure and mechanical properties of low-temperature wrought-processed Mg?Y?Zn alloy containing LPSO phase, H. Somekawa*, D. Ando, M. Yamasaki, Y. Kawamura, Materialia, 12 (2020), Art. No. 100786.
DOI: 10.1016/j.mtla.2020.100786

Structural and diffusional phase transformations in liquid-quenched Mg85Y9Zn6 ribbons below the bifurcation temperature, H. Okuda*, M. Yamasaki, Y. Kawamura, Acta Materialia, 194 (2020) 587-593.
DOI: 10.1016/j.actamat.2020.05.048

Enhanced non-linearity during unloading by LPSO phase in as-cast Mg-Zn-Y alloys and slip-dominated non-linear unloading mechanism, K. Shiraishi, T. Mayama*, M. Yamasaki, Y. Kawamura, Materials Science and Engineering A, 790 (2020) Art. No. 139679.
DOI: 10.1016/j.msea.2020.139679

Loading orientation dependence of the formation behavior of deformation kink bands in the Mg-based long-period stacking ordered (LPSO) phase, K. Hagihara*, T. Okamoto, R. Ueyama, M. Yamasaki, Y. Kawamura, T. Nakano, Materials Transactions, 61(5) (2020) 1821-1827.
DOI: 10.2320/matertrans.MT-MM2019001

Temperature dependence of prismatic slip in a single-crystalline long-period stacking ordered Mg?Zn?Y alloy, K. Takagi, M. Yamasaki, Y. Mine*, K, Takashima, Scripta Materialia, 178 (2020) 498?502.
DOI: 10.1016/j.scriptamat.2019.12.025

In-situ Investigation of the Microstructure Evolution in Long-Period-Stacking-Ordered (LPSO) Magnesium Alloys as a Function of the Temperature, K. Mathis*, D. Drozdenko, G. Nemeth, S. Harjo, W. Gong, K. Aizawa, M. Yamasaki, Y. Kawamura, Frontiers in Materials, 6 (2019) Art. No. 270.
DOI: 10.3389/fmats.2019.00270

Optimization ofmechanical properties of dilute Mg-Zn-Y alloys prepared by rapid solidification, D. Drozdenko*, M. Yamasaki, K. Mathis, P. Dobron, P. Lukac, N. Kizu, S.-I. Inoue, Y. Kawamura, Materials and Design, 181 (2019) Art. No. 107984.
DOI: 10.1016/j.matdes.2019.107984

High-strain-rate superplasticity and tensile behavior of fine-grained Mg97Zn1Y2 alloys fabricated by chip/ribbon-consolidation, K. Suzawa, S.-I. Inoue, S. Nishimoto, S. Fuchigami, M. Yamasaki*, Y. Kawamura, K. Yoshida, N. Kawabe, Materials Science & Engineering A,764 (2019) Art. No. 138179.
DOI: doi.org/10.1016/j.msea.2019.138179

Strengthening of Mg-based long-period stacking ordered (LPSO) phase with deformation kink bands, K. Hagihara*, M. Yamasaki, Y. Kawamura, T. Nakano, Materials Science & Engineering A, 763 (2019) Art. No. 138163.
DOI: 10.1016/j.msea.2019.138163

A novel long-period stacking/order structure in Mg-Ni-Y alloys, K. Yamashita, T. Itoi, M. Yamasaki, Y. Kawamura, E. Abe*, Journal of Alloys and Compounds, 788 (2019) 277-282.
DOI: 10.1016/j.jallcom.2019.02.219

Ultrafine spherulite Mg alloy with high yield strength, M. Matsushita*, K. Masuda, R. Waki, H. Ohfuji, M. Yamasaki, Y. Kawamura, Y. Higo, Journal of Alloys and Compounds, 784 (2019) 1284-1289.
DOI: 10.1016/j.jallcom.2019.01.080

Key factor for the transformation from Hcp to 18R-type long-period stacking ordered structure in Mg alloys, M. Matsushita*, T. Nagata, J. Bednarcik, N. Nishiyama, S. Kawano, S. Iikubo, Y. Kubota, R. Morishita, T. Irifune, M. Yamasaki, Y. Kawamura, M. Enoki, H. Ohtani, Materials Transactions, 60 (2019) 237-245.
DOI: 10.2320/matertrans.M2018213

Oxidation behavior and incombustibility of molten Mg-Zn-Y alloys with Ca and Be addition: S.-I. Inoue, M. Yamasaki, Y. Kawamura, Corrosion Science, online available.
DOI: 10.1016/j.corsci.2018.12.037

High-Strength AZ91 Alloy Fabricated by Rapidly Solidified Flaky Powder Metallurgy and Hot Extrusion: T.-K. Lee, M. Yamasaki, Y. Kawamura, J.-B. Go, S.-H. Park, Metals and Materials International, online available.
DOI: 10.1007/s12540-018-0204-6

[Open Access] Strengthening mechanisms acting in extruded Mg-based long-period stacking ordered (LPSO)-phase alloys: K. Hagihara, Z. Li, M. Yamasaki, Y. Kawamura, T. Nakano, Acta Materialia, 163 (2019) 226-239.
DOI: 10.1016/j.actamat.2018.10.016

Type and density of dislocations in a plastically deformed long-period stacking ordered magnesium alloy: M. El-Tahawy, K. Mathis, G. Garces, T. Matsumoto, M. Yamasaki, Y. Kawamura, J. Gubicza, Journal of Alloys and Compounds, 771 (2019) 629-635.
DOI: 10.1016/j.jallcom.2018.08.313

High strain-rate superplasticity of AZ91 alloy achieved by rapidly solidified flaky powder metallurgy: T.-K. Lee, M. Yamasaki, Y. Kawamura, Y.-M. Lee, C.-S. Lee, Materials Letters, 234 (2019) 245?248.
DOI: 10.1016/j.matlet.2018.09.090

The seeds of Zn6Y8 L12-type clusters in amorphous Mg85Zn6Y9 alloy investigated by photoemission spectroscopy: S. Hosokawa, J.R. Stellhorn, B. Paulus, K. Maruyama, K. Kobayashi, H. Okuda, M. Yamasaki, Y. Kawamura, H. Sato, Journal of Alloys and Compounds, 764 (2018) 431-436.
DOI: 10.1016/j.jallcom.2018.06.012

Electronic structures and impurity cluster features in Mg-Zn-Y alloys with a synchronized long-period stacking ordered phase: S. Hosokawa, K. Maruyama, K. Kobayashi, J.R. Stellhorn, B. Paulus, A. Koura, F. Shimojo, T. Tsumuraya, M. Yamasaki, Y. Kawamura, S. Yoshioka, H. Sato, Journal of Alloys and Compounds, 762 (2018) 797-805.
DOI: 10.1016/j.jallcom.2018.05.163

Seeds of L12 clusters in amorphous Mg85Zn6Y9 alloy observed via anomalous X-ray scattering: S. Hosokawa, J.R. Stellhorn, B.D. Klee, W.-C. Pilgrim, H. Okuda, M. Yamasaki, Y. Kawamura, N. Blanc, N. Boudet, Applied Physics Express, 11(7), (2018), Art. No. 071402.
DOI: 10.7567/APEX.11.071402

Configuration of dislocations in low-angle kink boundaries formed in a single crystalline long-period stacking ordered Mg-Zn-Y alloy: T. Matsumoto, M. Yamasaki, K. Hagihara, Y. Kawamura, Acta Materialia, 151 (2018) 112-124.
DOI: 10.1016/j.actamat.2018.03.034

The structure of a novel long-period superlattice phase in Mg97Zn1Yb2 alloys: N. Fujita, M. Matsushita, R. Tsukamoto. M. Yamasaki, Y. Kawamura, T. Irifune, E. Abe, Scripta Materialia, 150 (2018) 78-81.
DOI: 10.1016/j.scriptamat.2018.02.043

Phonon excitations in a single crystal Mg85Zn6Y9?with a synchronized long-period stacking ordered phase: S. Hosokawa, K. Kimura, J.R. Stellhorn, K. Yoshida, K. Hagihara, H. Izuno, M. Yamasaki, Y. Kawamura, Y. Mine, K. Takashima, H. Uchiyama, S. Tsutsui, A. Koura, F. Shimojo, Acta Materialia, 146 (2018) 273-279.
DOI: 10.1016/j.actamat.2017.12.053

Strain-rate dependence of deformation behavior of LPSO-phases, K. Hagihara, Z. Li, M. Yamasaki, Y. Kawamura, T. Nakano: Materials Letters, 214 (2018) 119-122.
DOI: 10.1016/j.matlet.2017.11.117

Insignificant elastic-modulus mismatch and stress partitioning in two-phase Mg?Zn?Y alloys comprised of ƒΏ-Mg and long-period stacking ordered phases: M. Tane, S. Suzuki, M. Yamasaki, Y. Kawamura, K. Hagihara, H. Kimizuka: Materials Science and Engineering A, 710 (2018) 227-239.
DOI: 10.1016/j.msea.2017.10.069

Transition to long period stacking ordered structures in Mg85Gd9Zn6 alloys from amorphous ribbons examined by synchrotron radiation scattering: Comparison with Mg85Y9Zn6 alloys, H. Okuda, M. Yamasaki, Y. Kawamura: Scripta Materialia, 139 (2017) 26-29.
DOI: 10.1016/j.scriptamat.2017.06.013

Formation of an incombustible oxide film on a molten Mg-Al-Ca alloy: S. Inoue, M. Yamasaki, Y. Kawamura, Corrosion Science, 122 (2017) 118-122.
DOI: 10.1016/j.corsci.2017.01.026

Impurity effects in the microscopic elastic properties of polycrystalline Mg-Zn-Y alloys with a synchronized long-period stacking ordered phase: S. Hosokawa, K. Kimura, M. Yamasaki, Y. Kawamura, K. Yoshida, M. Inui, S. Tsutsui, A.Q.R. Baron, Y. Kawakita, S. Itoh, Journal of Alloys and Compounds, 695 (2017) 426-432.
DOI: 10.1016/j.jallcom.2016.10.266

Development of microstructures in rapidly-quenched Mg85Y9Zn6 alloy ribbons during heating at a constant speed examined by simultaneous small- and wide angle scattering measurements: H. Okuda, H. Tanaka, T. Shiratake, M. Yamasaki, Y. Kawamura, Acta Materialia, 118 (2016) 95-99.
DOI: 10.1016/j.actamat.2016.06.028

Strain-hardening behavior and microstructure development in polycrystallineas-cast Mg-Zn-Y alloys with LPSO phase subjected to cyclic loading: K. Shiraishi, T. Mayama, M. Yamasaki, Y. Kawamura: Materials Science & Engineering A, 672 (2016) 49-58.
DOI: 10.1016/j.msea.2016.06.069

Electron backscatter diffraction pattern analysis of the deformation band formed in the Mg-based long-period stacking ordered phase: K. Hagihara, T. Okamoto, M. Yamasaki, Y. Kawamura, T. Nakano: Scripta Materialia, 117 (2016) 32-36.
DOI: 10.1016/j.scriptamat.2016.02.016

Crystal-orientation-dependent corrosion behaviour of single crystals of a pure Mg and Mg-Al and Mg-Cu solid solutions: K. Hagihara, M. Okubo, M. Yamasaki, T. Nakano: Corrosion Science, 109 (2016) 68-85.
DOI: 10.1016/j.corsci.2016.03.019

Plastic deformation behavior of 10H-type synchronized LPSO phase in a Mg-Zn-Y system: K. Hagihara, T. Okamoto, H. Izuno, M. Yamasaki, M. Matsushita, T. Nakano, Y. Kawamura: Acta Materialia, 109 (2016) 90-102.
DOI: 10.1016/j.actamat.2016.02.037

Orientation dependence of the deformation kink band formation behavior in Zn single crystal: K. Hagihara, T. Mayama, M. Honnami, M. Yamasaki, H. Izuno, T. Okamoto, T. Ohashi, T. Nakano, Y. Kawamura: International Journal of Plasticity, 77 (2016) 174-191.
DOI: 10.1016/j.ijplas.2015.10.005

Mechanical properties and failure characteristics of cast and extruded Mg97Y2Zn1 alloys with LPSO phase: M. Okayasu, S. Takeuchi, M. Matsushita, N. Tada, M. Yamasaki, Y. Kawamura, Materials Science & Engineering A, 652, (2016) 14-29.
DOI: 10.1016/j.msea.2015.11.069

Nanoclusters first: A hierarchical phase transformation in a novel Mg alloy: H. Okuda, M. Yamasaki, Y. Kawamura, M. Tabuchi, H. Kimizuka, Scientific Reports, 5 (2015) Article no. 14186.
DOI: 10.1038/srep14186

D03+hcp mixed phase with nanostructures in Mg85Zn6Y9 alloy obtained by high-pressure and high-temperature treatments: M. Matsushita, S. Yamamoto, N. Nishiyama, Y. Sakata, M. Yamasaki, J. Bednarcik, T. Irufune, Y. Kawamura, Materials Letters, 155 (2015) 11-14.
DOI: 10.1016/j.matlet.2015.04.086

[Open Access] Microscopic elastic properties of polycrystalline Mg85Zn6Y9 alloy with long-period stacking ordered 18R phase investigated by inelastic X-ray scattering: S. Hosokawa, M. Yamasaki, Y. Kawamura, M. Inui, Y. Kajihara, S. Tsutsui, A.Q.R. Baron, Materials Transactions, 56(7) (2015) 914-916.
DOI: 10.2320/matertrans.MH201409

[Open Access] Deformation behavior of long-period stacking ordered structured single crystals in Mg85Zn6Y9 alloy: Y. Mine, R. Maezono, H. Oda, M. Yamasaki, Y. Kawamura, K. Takashima, Materials Transactions, 56(7) (2015) 952-956.
DOI: 10.2320/matertrans.MH201415

[Open Access] In-situ observation on the formation behavior of the deformation kink bands in Zn single crystal and LPSO phase: K. Hagihara, M. Honnami, R. Matsumoto, Y. Fukusumi, H. Izuno, M. Yamasaki, T. Okamoto, T. Nakano, Y. Kawamura, Materials Transactions, 56(7) (2015) 943-951.
DOI: 10.2320/matertrans.MH201415

[Open Access] Stability of long-period stacking ordered structures at elevated temperatures examined by multicolor synchrotron radiation X-ray scattering/diffraction measurements: H. Okuda, T. Horiuchi, H. Tanaka, M. Yamasaki, Y. Kawamura, S. Kimura, Materials Transactions, 56(7) (2015) 906-909.
DOI: 10.2320/matertrans.MH201402

[Open Access] Phase relations among D03, ƒΏ-Mg, and long-period stacking orders in Mg85Zn6Y9 alloy under 3 GPa: M. Matsushita, Y. Sakata, T. Senzaki, M. Yamasaki, I. Yamada, H. Saitoh, T. Shinmei, T. Irifune, N. Nishiyama, Y. Kawamura, Materials Transactions, 56(7) (2015) 910-913.
DOI: 10.2320/matertrans.MH201413

Synchronized collapse and formation of long-period stacking and chemical orders in Mg85Zn6Y9: M. Matsushita, J. Bednarcik, Y. Sakata, S. Akamatsu, N. Nishiyama, J. Michalikova, M. Yamasaki, Y. Kawamura, Physica B, 461 (2015) 147-153.
DOI: 10.1016/j.physb.2014.12.021

Crystallographic nature of deformation bands shown in Zn and Mg-based long-period stacking ordered (LPSO) phase: K. Hagihara, M. Yamasaki, M. Honnami, H. Izuno, M. Tane, T. Nakano, Y. Kawamura, Philosophical Magazine, 95(2) (2015) 132-157.
DOI: 10.1080/14786435.2014.987843

Quantitative evaluation of creep strain distribution in an extruded Mg-Zn-Gd alloy of multimodal microstructure: Y. Jono, M. Yamasaki, Y. Kawamura, Acta Materialia, 82(1) (2015) 198-211.
DOI: 10.1016/j.actamat.2014.08.050

Highly ordered 10H-type long-period stacking order phase in a Mg-Zn-Y ternary alloy: M. Yamasaki, M. Matsushita, K. Hagihara, H. Izuno, E. Abe, Y. Kawamura: Scripta Materialia, 78-79 (2014) 13-16.
DOI: 10.1016/j.scriptamat.2014.01.013

In situ measurements on stability of long-period stacking-ordered structures in Mg85Y9Zn6 alloys during heating examined by multicolor synchrotron radiation small-angle scattering: H. Okuda, T. Horouchi, M. Yamasaki, Y. Kawamura: Scripta Materialia, 75 (2014) 66-69.
DOI: 10.1016/j.scriptamat.2013.11.021

Development of microstructures of long-period stacking ordered structures in Mg85Y9Zn6 alloys annealed at 673 K (400 C) examined by small-angle x-ray scattering
H. Okuda, T. Horouchi, T. Maruyama, M. Yamasaki, Y. Kawamura, K. Hagihara, S. Kohara: Metallurgical and Materials Transactions A, 45 (2014) 147-151.
DOI: 10.1007/s11661-013-1766-z

Microstructural evolution of long-period stacking ordered structures in Mg97Y2Zn1 alloys examined by in-situ small-angle X-ray scattering
H. Okuda, T. Horouchi, S. Hifumi, M. Yamasaki, Y. Kawamura, S. Kimura: Metallurgical and Materials Transactions A, 45(11) (2014) 4780-4785.
DOI: 10.1007/s11661-014-2410-2

Elastic properties of an Mg-Zn-Y alloy single crystal with a long-period stacking-ordered structure, M. Tane, Y. Nagai, H. Kimizuka, K. Hagihara, Y. Kawamura, Acta Materialia 61 (2013) 6338-6351.
DOI: 10.1016/j.actamat.2013.06.041

[Open Access] Effect of LPSO Phase-Stimulated Texture Evolution on Creep Resistance of Extruded Mg-Zn-Gd Alloys, Yuri Jono, Michiaki Yamasaki and Yoshihito Kawamura, Materials Transactions 54, 5 (2013) 703-712.
DOI: 10.2320/matertrans.MI201218

[Open Access] Non-basal slip systems operative in Mg12ZnY long-period stacking ordered (LPSO) phase with 18R and 14H structures, K. Hagihara, Y. Fukusumi, M. Yamasaki, T. Nakano, Y. Kawamura, Materials Transactions 54, 5 (2013) 693-697.
DOI: 10.2320/matertrans.MI201208

[Open Access] Micro-Kinking of the Long-Period Stacking/Order (LPSO) Phase in a Hot-Extruded Mg97Zn1Y2 Alloy, Daisuke Egusa, Michiaki Yamasaki, Yoshihito Kawamura, Eiji Abe, Materials Transactions 54, 5 (2013) 698-702.
DOI: 10.2320/matertrans.MI201216

Evolution of long-period stacking ordered structures on annealing as-cast Mg85Y9Zn6 alloy ingot observed by synchrotron radiation small-angle scattering: H. Okuda, T. Horiuchi, T. Tsukamoto, S. Ochiai, M. Yamasaki, Y. Kawamura, Scripta Materialia 68, 8 (2013) 575-578.
DOI: 10.1016/j.scriptamat.2012.11.041

Microfracture behaviour of extruded Mg-Zn-Y alloys containing long-period stacking ordered structure at room and elevated temperatures: Y. Mine,, H. Yoshimura, M. Matsuda, K. Takashima, Y. Kawamura, Materials Science and Engineering A, 570,(2013) 63-69.
DOI: 0.1016/j.msea.2013.01.069

Crystallographic classification of kink bands in an extruded Mg-Zn-Y alloy using intragranular misorientation axis analysis: M. Yamasaki, K. Hagihara, S. Inoue, J. P. Hadorn, Y. Kawamura, Acta Materialia 61, 6 (2013) 2065-2076.
DOI: 10.1016/j.actamat.2012.12.026

High-temperature compressive deformation behavior of Mg97Zn1Y2 extruded alloy containing a long-period stacking ordered (LPSO) phase: K. Hagihara, A. Kinoshita, Y. Fukusumi, M. Yamasaki, Y. Kawamura, Materials Science and Engineering A 560 (2013) 71-79.
DOI: 10.1016/j.msea.2012.09.016

Microstructure and mechanical properties of Mg-Zn-Y alloy sheet prepared by hot-rolling: T. Itoi, T. Inazawa, M. Yamasaki, Y. Kawamura, M. Hirohashi, Materials Science and Engineering A 560 (2013) 216-223.
DOI: 0.1016/j.msea.2012.09.059

The crystal structure of the LPSO phase of the 14H-type in the Mg-Al-Gd alloy system: K. Kishida, H. Yokobayashi, H. Inui, M. Yamasaki, Y. Kawamura, Intermetallics, 31 (2012) 55-64.
DOI: 10.1016/j.intermet.2012.06.010

Application of mixture rule to finite element analysis for forging of cast Mg-Zn-Y alloys with long period stacking ordered structure: R. Matsumoto, M. Otsu, M. Yamasaki, T. Mayama, H. Utsunomiya, Y. Kawamura, Materials Science and Engineering A 548 (2012) 75-82.
DOI: 10.1016/j.msea.2012.03.088

Microstructural factors affecting the deformation behavior of Mg12ZnY LPSO-phase alloys: K. Hagihara, A. Kinoshita, Y. Fukusumi, M. Yamasaki, Y. Kawamura, Materials Science Forum Vols. 706-709 (2012) 1158-1163.
DOI: 10.4028/www.scientific.net/MSF.706-709.1158

Polytypes of long-period stacking structures synchronized with chemical order in a dilute Mg-Zn-Y alloy: E. Abe, A. Ono, T. Itoi, M. Yamasaki, Y. Kawamura: Philosophical Magazine Letters, vol.91, no.10 (2011) 690-696.
DOI: 10.1080/09500839.2011.609149

Enrichment of Gd and Al atoms in the quadruple close packed planes and their in-plane long-range ordering in the long period stacking-ordered phase in the Mg-Al-Gd system: H. Yokobayashi, K. Kishida, H. Inui, M. Yamasaki, Y. Kawamura, Acta Materialia, vol.59, issue 19 (2011) 7287-7299.
DOI: 10.1016/j.actamat.2011.08.011

Corrosion and Passivation Behavior of Mg-Zn-Y-Al Alloys Prepared by Cooling Rate-controlled Solidification: M. Yamasaki, S. Izumi, Y. Kawamura, H. Habazaki, Applied Surface Science Vol.257, No.19 (2011) 8258-8267.
DOI: 10.1016/j.apsusc.2011.01.046

Effect of Multimodal Microstructure Evolution on Mechanical Properties of Mg-Zn-Y Extruded Alloy: M. Yamasaki, K. Hashimoto, K. Hagihara, Y. Kawamura: Acta Materialia Vol.59, No.9 (2011) 3646-3658.
DOI: 10.1016/j.actamat.2011.02.038

Synthesis of Wurtzite-Type ZnMgS by the Pulsed Plasma in Liquid: E. Omurzak, W. Shimokawa, K. Taniguchi, L. Chen, M. Okamoto, H. Iwasaki, M. Yamasaki, Y. Kawamura, S. Sulaimankulova, T. Mashimo, Japanese Journal of Applied Physics 50 (2011) 01AB09
DOI: 10.1143/JJAP.50.01AB09

Effect of long-period stacking ordered phase on mechanical properties of Mg97Zn1Y2 extruded alloy: K. Hagihara, A. Kinoshita, Y. Sugino, M. Yamasaki, Y. Kawamura, H.Y. Yasuda, Y. Umakoshi: Acta Materiala, Vol. 58, Issue 19, (2010) 6282-6293.
DOI: 10.1016/j.actamat.2010.07.050

Tensile property and cold formability of a Mg96Zn2Y2 alloy sheet with a long-period ordered phase: T. Itoi, T. Inazawa, Y. Kuroda, M. Yamasaki, Y. Kawamura, M. Hirohashi: Materials Letters, Vol. 64, No. 21, (2010) 2277-2280.
DOI: 10.1016/j.matlet.2010.07.053

Improvement of Corrosion Resistance of Extruded Mg-Zn-Y Mg/LPSO Two-Phase Alloys by Fourth Element Addition: S. Izumi, M. Yamasaki, Y. Kawamura, Materials Science Forum, Vol. 654-656 (2010) 767-770.
DOI: 10.4028/www.scientific.net/MSF.654-656.767

Multimodal Microstructure Evolution in Wrought Mg-Zn-Y Alloys with High Strength and Increased Ductility: M. Yamasaki, K. Hashimoto, K. Hagihara, Y. Kawamura: Materials Science Forum, Vol. 654-656 (2010) 615-618.
DOI: 10.4028/www.scientific.net/MSF.654-656.615

Temperature Dependence of Compressive Deformation Behavior of Mg89Zn4Y7 Extruded LPSO-Phase Alloys: K. Hagihara, A. Kinoshita, Y. Sugino, M. Yamasaki, Y. Kawamura, H. Y. Yasuda, Y. Umakoshi: Materials Science Forum, Vol. 654-656 (2010) 607-610.
DOI: 10.4028/www.scientific.net/MSF.654-656.607

Plastic deformation behavior of Mg97Zn1Y2 extruded alloys: K. Hagihara, A. Kinoshita, Y. Sugino, M. Yamasaki, Y. Kawamura, H. Y. Yasuda, Y. Umakoshi, Transactions of Nonferrous Metals Society of China, Vol. 20 (2010) 1259-1268
DOI: 10.1016/S1003-6326(09)60288-0

[Open Access] Effect of Extrusion Parameters on Mechanical Properties of Mg97Zn1Y2 Alloys at Room and Elevated Temperatures: M. Hirano, M. Yamasaki, K. Hagihara, K. Higashida, Y. Kawamura, Materials Transactions Vol. 51, No. 9 (2010) 1640-1647
DOI: 10.2320/matertrans.MAW201026

Plastic deformation behavior of Mg89Zn4Y7 extruded alloy composed of long-period stacking ordered phase: K. Hagihara, A. Kinoshita, Y. Sugino, M. Yamasaki, Y. Kawamura, H. Y. Yasuda, Y. Umakoshi, Intermetallics 18 (2010) 1079-1085
DOI: 10.1016/j.intermet.2010.02.011

[Open Access] Characterization of Precipitates in Mg-Sm Alloy Aged at 200C, Studied by High-Resolution Transmission Electron Microscopy and High-Angle Annular Detector Dark-Field Scanning Transmission Electron Microscopy: M. Nishijima, K. Hiraga, M. Yamasaki, Y. Kawamura, Materials Transactions Vol. 50, No. 7 (2009) 1747-1752.
DOI: 10.2320/matertrans.M2009046

[Open Access] Forgeability and Flow Stress of Mg-Zn-Y Alloys with Long Period Stacking Ordered Structure at Elevated Temperatures: R. Matsumoto, M. Yamasaki, M. Otsu, Y. Kawamura: Materials Transactions Vol. 50, No. 4 (2009) 841-846.
DOI: 10.2320/matertrans.MRA2008255

Influence of Cooling Rate on Corrosion Resistance of Rapidly Solidified Mg-Zn-Y Alloys with a Long Period Stacking Ordered Phase: S. Izumi, M. Yamasaki, Y. Kawamura: ECS Transactions, Vol. 16, Issue 32 (2009) 65-72.
DOI: 10.1149/1.3091905

Development of High-strength and Highly Corrosion-resistant Bulk Nanocrystalline Mg-Zn-Y Alloys with Long Period Stacking Ordered Phase: M. Yamasaki, S. Izumi, Y. Kawamura, ECS Transactions, Vol. 16, Issue 32 (2009) 81-88.
DOI: 10.1149/1.3091907

Relation between corrosion behavior and microstructure of Mg-Zn-Y alloys prepared by rapid solidification at various cooling rates: S. Izumi, M. Yamasaki, Y. Kawamura, Corrosion Science, 51 (2009) 395-402.
DOI: 10.1016/j.corsci.2008.11.003

Thermal diffusivity and thermal conductivity of Mg-Zn-rare earth element alloys with long period stacking ordered phase: M. Yamasaki, Y. Kawamura: Scripta Materialia, 60 (2009) 264-267.
DOI: 10.1016/j.scriptamat.2008.10.022

[Open Access] Microstructure Evolutions of Rapidly-Solidified and Conventionally-Cast Mg97Zn1Y2 Alloys: A. Ono, E. Abe, T. Itoi, M. Hirohashi, M. Yamasaki, Y. Kawamura, Materials Transactions, Vol.49 No.5 (2008) 990-994.
DOI: 10.2320/matertrans.MC200763

Thermal degradation of anodic niobia on niobium and oxygen-containing niobium: H. Habazaki, M. Yamasaki, T. Ogasawara, K. Fushimi, H. Konno, K. Shimizu, T. Izumi, R. Matsuoka, P. Skeldon, G.E. Thompson, Thin Solid Films, 516 (2008) 991-998.
DOI: 10.1016/j.tsf.2007.06.127

[Open Access] The Structure of Guinier-Preston Zones in an Mg-2 at%Gd-1 at%Zn Alloy Studied by Transmission Electron Microscopy: M. Nishijima, K. Hiraga, M. Yamasaki, Y. Kawamura: Materials Transactions, Vol. 49, No. 1 (2008) 227-229.
DOI: 10.2320/matertrans.MEP2007257

Formation of 14H long period stacking ordered structure and profuse stacking faults in Mg-Zn-Gd alloys during isothermal aging at high temperature: M. Yamasaki, M. Sasaki, M. Nishijima, K. Hiraga, Y. Kawamura, Acta Materialia 55 (2007) 6798-6805.
DOI: 10.1016/j.actamat.2007.08.033

[Open Access] Formation and Mechanical Properties of Mg97Zn1RE2 Alloys with Long Period Stacking Ordered Structure: Y. Kawamura, M. Yamasaki: Materials Transactions, Vol. 48, No.11 (2007) 2986-2992
DOI: 10.2320/matertrans.MER2007142

[Open Access] Use of laser irradiation to form anti-corrosive surface oxide layer on Mg metal: S. Izumi, M. Yamasaki, M. Otsu, Y. Kawamura: Materials Transactions Vol. 48, No. 7 (2007) 1965-1968.
DOI: 10.2320/matertrans.L-MRP2007859

Microstructure and mechanical properties of electron beam weld joints of a Zr41Ti14Cu12Ni10Be23 bulk metallic glass with Zr: R. Bhowmick, S. Bysakh, Y. Kawamura, M. Yamasaki, U. Ramamurty, K. Chattopadhyay: Journal of Materials Research, Vol. 22, No. 2 (2007) 437-444.
DOI: 10.1557/JMR.2007.0046

[Open Access] Transmission Electron Microscopy for Precipitate Phases in Rapidly Solidified Mg-2 at%Ce-1 at%Zn and Mg-2 at%Ce Alloys: M. Nishijima, K. Hiraga, M. Yamasaki, Y. Kawamura, Materials Transactions, Vol. 48, No. 3 (2007) 476-480.
DOI: 10.2320/matertrans.48.476

Inhibition of Al grain coarsening by quasicrystalline icosahedral phase in the rapidly solidified powder metallurgy Al-Fe-Ti-Cr alloy: M. Yamasaki, Y. Nagaishi, Y. Kawamura, Scripta Materialia 56 (2007) 785-788.
DOI: 10.1016/j.scriptamat.2007.01.012

Vacuum degassing behavior of Zr-, Ni- and Cu-based metallic glass powders: M. Yamasaki, K. Iwamoto, H. Tamagawa, Y. Kawamura, J. K. Lee, H. J. Kim, J. C. Bae, Materials Science & Engineering A449-451 (2007) 907-910.
DOI: 10.1016/j.msea.2006.02.340

Effect of process atmosphere on the mechanical properties of rapidly solidified powder metallurgy Al-Ti-Fe-Cr alloys: Y. Nagaishi, M. Yamasaki, Y. Kawamura, Materials Science & Engineering A449-451 (2007) 794-798.
DOI: 10.1016/j.msea.2006.02.383

Vacuum degassing behavior of rapidly solidified Al-Mn-Zr alloy powders: K. Iwamoto, M. Yamasaki, Y. Kawamura, Materials Science & Engineering A, 449-451 (2007) 1013-1017.
DOI: 10.1016/j.msea.2006.02.252

Corrosion behavior of rapidly solidified Mg-Zn-rare earth element alloys in NaCl solution: M. Yamasaki, N. Hayashi, S. Izumi, Y. Kawamura: Corrosion Science, 49 (2007) 255-262.
DOI: 10.1016/j.corsci.2006.05.017

[Open Access] Characterization of beta' phase precipitates in an Mg-5at%Gd alloy aged in a peak hardness condition, studied by high-angle annular detector dark-field scanning transmission electron microscopy: M. Nishijima, K. Hiraga, M. Yamasaki, Y. Kawamura, Materials Transactions, Vol.47, No.8 (2006) 2109-2112.
DOI: 10.2320/matertrans.47.2109

[Open Access] Changes in the Surface Characteristics of Gas-Atomized Pure Aluminum Powder during Vacuum Degassing: M. Yamasaki, Y. Kawamura: Materials Transactions, Vol.47, No.8 (2006) 1902-1905.
DOI: 10.2320/matertrans.47.1902

Oxidation and vacuum degassing behavior of rapidly solidified Al alloy powders: M. Yamasaki, K. Iwamoto, Y. Kawamura, ECS Transactions Vol.1, No.4 (2006) 43-48.
DOI: 10.1149/1.2215488

Elevated Temperature Mg97Y2Cu1 Alloy with Long Period Ordered Structure: Y. Kawamura, T. Kasahara, S. Izumi, M. Yamasaki, Scripta Materialia, 55 (2006) 453-456.
DOI: 0.1016/j.scriptamat.2006.05.011

TEM study of Mg-Zn precipitates in Mg-Zn-Y alloys: J. C. Rao, M. Song, K. Furuya, S. Yoshimoto, M. Yamasaki, Y. Kawamura, Journal of Materials Science, 41 (2006) 2573-2576.
DOI: 10.1007/s10853-006-7782-2

[Open Access] Microstructure and Mechanical Properties of Extruded Mg-Zn-Y Alloys with 14H Long Period Ordered Structure: S. Yoshimoto, M. Yamasaki, Y. Kawamura, Materials Transactions, 47, 4 (2006) 959-965.
DOI: 10.2320/matertrans.47.959

Effect of tetragonal ZrO2 on the catalytic activity of Ni/ZrO2 catalyst prepared from amorphous Ni-Zr alloys: M. Yamasaki, H. Habazaki, K. Asami, K. Izumiya, K. Hashimoto: Catalysis Communications, 7 (2006) 24-28.
DOI: 10.1016/j.catcom.2005.08.005

Mechanical properties of warm-extruded Mg-Zn-Gd alloy with coherent 14H long period stacking ordered structure precipitate: M. Yamasaki, T. Anan, S. Yoshimoto, Y. Kawamura, Scripta Materialia, 53 (2005) 799-803.
DOI: 10.1016/j.scriptamat.2005.06.006

Thermal diffusivity and conductivity of Zr55Al10Ni5Cu30 bulk metallic glass: M. Yamasaki, S. Kagao, Y. Kawamura, Scripta Materialia, 53 (2005) 63-67.
DOI: 10.1016/j.scriptamat.2005.03.021

HRTEM study of precipitates in Mg-Zn-Y alloys as cast and after extrusion: J. C. Rao, Y. Zhou, S. Yoshimoto, M. Yamasaki, Y. Kawamura, Advanced Engineering Materials, 7 (2005) 610-612.
DOI: 10.1002/adem.200500002

Thermal diffusivity and conductivity of supercooled liquid in Zr41Ti14Cu12Ni10Be23 metallic glass: M. Yamasaki, S. Kagao, Y. Kawamura, K. Yoshimura: Applied Physics Letters, Vol.84, No.23, (2004) 4653-4655.
DOI: 10.1063/1.1759768

[Open Access] Effect of Vacuum Degassing on Surface Characteristics of Rapidly Solidified Al-Based Alloy Powders: M. Yamasaki, Y. Kawamura, Materials Transactions, 45 (2004) 1335-1338.
DOI: 10.2320/matertrans.45.1335


| ‚²ˆ₯ŽA & ‚¨’m‚η‚Ή | Œ€‹†Π‰ξ | \¬ˆυEŠwΆ | ‹ΖΡ | ŠwΆŒό‚―ξ•ρ |
Copyright, Yamasaki's Laboratory, Department of Materials Science, Kumamoto University