Department of Physical Science and Engineering, Nagoya Institute of Technology Hagihara Research Group (Control of microstructure and plasticity in crystalline materials)

Publications

[Publications] [International conference proceedings]

Publications

[120]	T. Xin, Y. Zhao, R. Mahjoub, J. Jiang, A. Yadav, K. Nomoto, R. Niu, S. Tang, F. Ji, Z. Quadir, D. Miskovic, J. Daniels, W. Xu, X. Liao, L.-Q. Chen, K. Hagihara, X. Li, S. Ringer, M. Ferry Ultrahigh specific strength in a magnesium alloy strengthened by spinodal decomposition Science Advances, 7 (2021) pp.eabf3039 https://doi.org/10.1126/sciadv.abf3039
[119]	M. Yamasaki, T. Mayama, T. Matsumoto, K. Hagihara, D. Drozdenko, Y. Kawamura Formation of <0001>-rotation-type kink boundary in Mg–Zn–Y alloy with long-period stacking ordered structure Materials Science & Engineering A, 819 (2021) pp.141466. https://doi.org/10.1016/j.msea.2021.141466
[118]	T. Ishimoto, K.Hagihara, K. Hisamoto, T. Nakano Stability of crystallographic texture in laser powder bed fusion: Understanding the competition of crystal growth using a single crystalline seed Additive Manufacturing, 43 (2021) pp.102004. (open access paper) https://doi.org/10.1016/j.addma.2021.102004
[117]	K.Hagihara, R. Ueyama, M. Yamasaki, Y. Kawamura, T. Nakano Surprising increase in yield stress of Mg single crystal using long-period stacking ordered nanoplates Acta Materialia, 209 (2021) pp.116797. (open access paper) https://doi.org/10.1016/j.actamat.2021.116797
[116]	K. Hagihara, K. Miyoshi Kink-band formation in directionally solidified Mg/Mg₂Yb and Mg/Mg₂Ca eutectic alloys with Mg/Laves-phase lamellar microstructure Journal of Magnesium and Alloys, in press. (open access paper) https://doi.org/10.1016/j.jma.2021.02.006
[115]	T. Nakano, K. Hagihara, A.R. Ribeiro, Y. Fujiia, T. Todo, R. Fukushima, L. A. Rocha Orientation dependence of the wear resistance in the Co–Cr–Mo single crystal Wear, 478-479 (2021) 203758. (open access paper) https://doi.org/10.1016/j.wear.2021.203758
[114]	K. Hagihara, K. Hayakawa, K. Miyoshi Inducement of kink-band formation in directionally solidified Mg/Mg₁₇Al₁₂ eutectic alloy - Inspired by the deformation behavior of the long-period stacking ordered (LPSO) phase Materials Science & Engineering A, 798 (2020) pp.140087. https://doi.org/10.1016/j.msea.2020.140087
[113]	N. Takata, T. Okano, M. Aikawa, A.Suzuki, M. Kobashi, K. Hagihara Morphology and mechanical properties of the T-Al₆Mg₁₁Zn₁₁ phase in the eutectic microstructure of Al–Zn–Mg ternary alloys Intermetallics, 124 (2020) pp.106881. https://doi.org/10.1016/j.intermet.2020.106881
[112]	S. Yamasaki, T. Tokuzumi, W. Li, M. Mitsuhara, H. Nakashima, K. Hagihara, T. Fujii Kink formation process in long-period stacking ordered Mg-Zn-Y alloy Acta Materialia, 195 (2020) pp.25-34. https://doi.org/10.1016/j.actamat.2020.04.051
[111]	K. Hagihara, T. Okamoto, R. Ueyama, M. Yamasaki, Y. Kawamura, T. Nakano Loading orientation dependence of the formation behavior of deformation kink bands in the Mg-based long-period stacking ordered (LPSO) phase Materials Transactions, 61 (2020) pp.821-827. https://doi.org/10.2320/matertrans.MT-MM2019001
[110]	N. Imaizumi, K. Hagihara, T. Nakano Variations in lamellar microstructure by the addition of fourth elements in (Mo_0.85Nb_0.15)Si₂ C40/C11_b two-phase alloy AMTC Letters, 6 (2019) pp.152-153.
[109]	K. Hagihara, M. Yamasaki, Y. Kawamura, T. Nakano Strengthening of Mg-based long-period stacking ordered (LPSO) phase with deformation kink bands Materials Science & Engineering A, 763 (2019) pp.138163. (open access paper) https://doi.org/10.1016/j.msea.2019.138163
[108]	K. Hagihara, K. Mori, T. Nakano Enhancement of plastic anisotropy and drastic increase in yield stress of Mg-Li single crystals by Al-addition followed by quenching Scripta Materialia, 172 (2019) pp.93-97. (open access paper) https://doi.org/10.1016/j.scriptamat.2019.07.012
[107]	T. Ishimoto, R. Suetoshi, D. Cretin, K. Hagihara, J. Hashimoto, A. Kobayashi, T. Nakano Quantitative ultrasound (QUS) axial transmission method reflects anisotropy in micro-arrangement of apatite crystallites in human long bones: A study with 3-MHz-frequency ultrasound Bone, 127 (2019) pp.82-90.　(open access paper) https://doi.org/10.1016/j.bone.2019.05.034
[106]	M. Todai, T. Nagase, T. Hori, H. Motoki, S.-H. Sun, K. Hagihara, T. Nakano Fabrication of the beta-titanium alloy rods from a mixture of pure metallic element powders via selected laser melting Materials Science Forum, 941 (2018) pp.1260-1263. http://dx.doi.org/10.4028/www.scientific.net/MSF.941.1260
[105]	K. Hagihara, Z.Li, M. Yamasaki, Y. Kawamura, T. Nakano Strengthening mechanisms acting in extruded Mg-based long-period stacking ordered (LPSO)-phase alloys Acta Materialia, 163 (2019) pp.226-239. (open access paper) https://doi.org/10.1016/j.actamat.2018.10.016
[104]	K. Hagihara, K. Hayakawa Plastic deformation behavior and operative slip systems in Mg₁₇Al₁₂ single crystals Materials Science & Engineering A, 737 (2018) pp. 393-400. https://doi.org/10.1016/j.msea.2018.09.056
[103]	S.-H. Sun, T. Ishimoto, K. Hagihara, Y. Tsutsumi, T. Hanawa, T. Nakano Excellent mechanical and corrosion properties of austenitic stainless steel with a unique crystallographic lamellar microstructure via selective laser melting Scripta Materialia, 159 (2019) pp.89-93. (open access paper) https://doi.org/10.1016/j.scriptamat.2018.09.017
[102]	T. Nishioka, Y. Yamamoto, K. Kimura, K. Hagihara, H. Izuno, N. Happo, S. Hosokawa, E. Abe, M. Suzuki, T. Matsushita, K. Hayashi In-plane positional correlations among dopants in 10H type long period stacking ordered Mg₇₅Zn₁₀Y₁₅ alloy studied by X-ray fluorescence holography Materialia, 3 (2018) pp.256-259. https://doi.org/10.1016/j.mtla.2018.09.002
[101]	T. Matsumoto, M. Yamasaki, K. Hagihara, Y. Kawamura Configuration of dislocations in low-angle kink boundaries formed in a single crystalline long-period stacking ordered Mg-Zn-Y alloy Acta Materialia, 151 (2018) pp.112-124. https://doi.org/10.1016/j.actamat.2018.03.034
[100]	S. Hosokawa, K. Kimura, J. R. Stellhorna, K. Yoshida, K. Hagihara, H. Izuno, M. Yamasaki, Y. Kawamura, Y. Mine, K. Takashima, H. Uchiyama, S. Tsutsui Phonon excitations in a single crystal Mg₈₅Zn₆Y₉ with a synchronized long-period stacking ordered phase Acta Materialia, 146 (2018) pp.273-279. https://doi.org/10.1016/j.actamat.2017.12.053
[99]	S.H. Sun, K. Hagihara, T. Nakano Effect of scanning strategy on texture formation in Ni-25at.%Mo alloys fabricated by selective laser melting Materials and Design, 140 (2018) pp.307-316.　(open access paper) https://doi.org/10.1016/j.matdes.2017.11.060
[98]	K. Hagihara, Z. Li, M. Yamasaki, Y. Kawamura, T. Nakano Strain-rate dependence of deformation behavior of LPSO-phases Materials Letters, 214 (2018) pp.119-122. https://doi.org/10.1016/j.matlet.2017.11.117
[97]	M. Tane, S. Suzuki, M. Yamasaki, Y. Kawamura, K. Hagihara, H. Kimizuka Insignificant elastic-modulus mismatch and stress partitioning in two-phase Mg–Zn–Y alloys comprised of α-Mg and long-period stacking ordered phases Materials Science and Engineering A, 710 (2018) pp.227-239. https://doi.org/10.1016/j.msea.2017.10.069
[96]	K. Hagihara, T. Nakano, M. Todai Unusual dynamic precipitation softening induced by dislocation glide in biomedical beta-titanium alloys Scientific Reports, 7 (2017) pp.8056 1-9. (open access paper) http://dx.doi.org/10.1038/s41598-017-08211-7
[95]	W. Kaita, K. Hagihara, L. A. Rocha, T. Nakano Plastic deformation mechanisms of biomedical Co-Cr-Mo alloy single crystals with hexagonal close-packed structure Scripta Materialia, 142 (2018) pp.111-115. (open access paper) http://dx.doi.org/10.1016/j.scriptamat.2017.08.016
[94]	K. Hagihara, T. Nakano Experimental clarification of the cyclic deformation mechanisms of β-type Ti–Nb–Ta–Zr-alloy single crystals developed for the single-crystalline implant International Journal of Plasticity, 98 (2017) pp.27-44. (open access paper) https://doi.org/10.1016/j.ijplas.2017.06.006
[93]	K. Hagihara, T. Ikenishi, H. Araki, T. Nakano Outstanding compressive creep strength in Cr/Ir-codoped (Mo_0.85Nb_0.15)Si₂ crystals with the unique cross-lamellar microstructure Scientific Reports, 7 (2017) pp.3936 1-12. (open access paper) http://dx.doi.org/10.1038/s41598-017-04163-0
[92]	K. Kimura, K. Hayashi, K. Hagihara, H. Izuno, N. Happo, S. Hosokawa, M. Suzuki, H. Tajiri In-plane positional fluctuations of zinc atoms in single crystal Mg₈₅Zn₆Y₉ alloy studied by X-ray fluorescence holography Materials Transactions, 58 (2017) pp.539-542. http://dx.doi.org/10.2320/matertrans.M2016459
[91]	T. Ishimoto, K. Hagihara, K. Hisamoto, S.-H.Sun, T. Nakano Texture control of beta-type Ti–15Zr–5Mo–3Al alloy by selective laser melting for the development of novel implants with an extremely low Young’s modulus Scripta Materialia, 132 (2017) pp. 34-38. http://dx.doi.org/10.1016/j.scriptamat.2016.12.038 (Open access paper)
[90]	K. Hagihara, T. Ikenishi, T. Nakano Development of unique cross-lamellar microstructure, resulting in the drastic increase in fracture toughness in Cr/Ir-codoped (Mo_0.85Nb_0.15)Si₂crystals Scripta Materialia, 131 (2017) pp.19-23. http://dx.doi.org/10.1016/j.scriptamat.2016.12.029
[89]	K. Hagihara, T.Nakano, M. Suzuki, T. Ishimoto, S. yalatu, S.-H.Sun Successful additive manufacturing of MoSi₂ including crystallographic texture and shape control Journal of Alloys and Compounds, 696 (2017) pp.67-72. http://dx.doi.org/10.1016/j.jallcom.2016.11.191 (Open access paper)
[88]	M. Todai, T. Nakano, T. Liu, H. Y. Yasuda, K. Hagihara, K. Cho, M. Ueda, M.Takayama Effect of building direction on the microstructure and tensile properties of Ti-48Al-2Cr-2Nb alloy additively manufactured by electron beam melting Additive Manufacturing, 13 (2017) pp.61-70. https://dx.doi.org/10.1016/j.addma.2016.11.001 (Open access paper)
[87]	K. Hagihara, H. Araki, T. Ikenishi, T. Nakano High-temperature deformation behavior of (Mo_0.85Nb_0.15)Si₂ crystals with C40/C11_b lamellar microstructure Materials Science Forum, 879 (2017) pp.677-683. http://dx.doi.org/10.4028/www.scientific.net/MSF.879.677
[86]	K. Hagihara, T. Nakano, H. Maki, Y. Umakoshi, M. Niinomi Isotropic plasticity of β-type Ti-29Nb-13Ta-4.6Zr alloy single crystals for the development of single crystalline β-Ti implants Scientific Reports, 6 (2016) pp.20779 1-10. http://dx.doi.org/10.1038/srep29779 (Open access paper)
[85]	K. Hagihara, T. Nakano, K. Sasaki Anomalous strengthening behavior of Co–Cr–Mo alloy single crystals for biomedical applications Scripta Materialia, 123 (2016) pp.149-153. http://dx.doi.org/10.1016/j.scriptamat.2016.06.016
[84]	K. Hagihara, K. Yuge, T. Ikenishi, H. Araki, T. Nakano Effect of additional elements on fracture toughness of (Mo_0.85Nb_0.15)Si₂ C40/C11_b lamellar-structured crystals Materials Letters, 177 (2016) pp.99-103. http://dx.doi.org/10.1016/j.matlet.2016.04.132
[83]	K. Hagihara, M. Okubo, M. Yamasaki, T. Nakano Crystal-orientation-dependent corrosion behaviour of single crystals of a pure Mg and Mg-Al and Mg-Cu solid solutions Corrosion Science, 109 (2016) pp.68-85. http://dx.doi.org/10.1016/j.corsci.2016.03.019
[82]	K. Hagihara, T. Okamoto, H. Izuno, M. Yamasaki, M. Matsushita, T. Nakano, Y. Kawamura Plastic deformation behavior of 10H-type synchronized LPSO phase in a Mg-Zn-Y system Acta Materialia, 109 (2016) pp.90-102. http://dx.doi.org/10.1016/j.actamat.2016.02.037
[81]	K. Hagihara, T. Okamoto, M. Yamasaki, Y. Kawamura, T. Nakano Electron backscatter diffraction pattern analysis of the deformation band formed in the Mg-based long-period stacking ordered phase Scripta Materialia, 117 (2016) pp.32-36. http://dx.doi.org/10.1016/j.scriptamat.2016.02.016
[80]	K. Hagihara, H. Araki, T. Ikenishi, T. Nakano Creep-deformation behavior of (Mo_0.85Nb_0.15)Si₂ lamellar-structured C40/C11_b two-phase crystals Acta Materialia, 107 (2016) pp.196-212. http://dx.doi.org/10.1016/j.actamat.2016.01.040
[79]	K. Hagihara, T. Mayama, M. Honnami, M. Yamasaki, H. Izuno, T. Okamoto, T. Ohashi, T. Nakano, Y. Kawamura Orientation dependence of the deformation kink band formation behavior in Zn single crystals International Journal of Plasticity, 77 (2016) pp.174-191. http://dx.doi.org/10.1016/j.ijplas.2015.10.005
[78]	M. Todai, K. Hagihara, K. Kishida, H. Inui, T. Nakano Microstructure and fracture toughness in boron added NbSi₂(C40)/MoSi₂(C11_b) duplex crystals Scripta Materialia, 113 (2016) pp.236-240. http://dx.doi.org/10.1016/j.scriptamat.2015.11.004
[77]	M. Tane, K. Hagihara, M. Ueda, T. Nakano, Y. Okuda Elastic-modulus enhancement during room-temperature aging and its suppression in metastable Ti-Nb-based alloys with low body-centered cubic phase stability Acta Materialia, 102 (2016) pp.373-384. http://dx.doi.org/10.1016/j.actamat.2015.09.030
[76]	T. Yamazaki, Y. Koizumi, K. Yuge, A. Chiba, K. Hagihara, T. Nakano, K. Kishida, H. Inui Mechanisms of lamellar structure formation and Cr interfacial segregation in C11_b-MoSi₂/C40-NbSi₂ dual phase silicide verified by a phase-field simulation incorporating elastic inhomogeneity Computational Materials Science, 108 (2015) pp.358-366. http://dx.doi.org/10.1016/j.commatsci.2015.04.018
[75]	當代光陽，萩原幸司，石本卓也，山本憲吾，中野貴由 β型Ti-15Mo-5Zr-3Al合金単結晶を用いた低ヤング率ボーンプレートの開発鉄と鋼, 101 (2015) pp.501-505. http://doi.org/10.2355/tetsutohagane.TETSU-2015-044
[74]	M.Tane, H. Kimizuka, K. Hagihara, S. Suzuki, T. Mayama, T. Sekino, Y. Nagai Effects of stacking sequence and short-range ordering of solute atoms on elastic properties of Mg-Zn-Y alloys with long-period stacking ordered structures Acta Materialia, 96 (2015) pp.170-188. http://dx.doi.org/10.1016/j.actamat.2015.06.005
[73]	T. Mayama, T. Ohashi, Y. Tadano, K. Hagihara Crystal plasticity analysis of development of intragranular misorientations due to kinking in HCP single crystals subjected to uniaxial compressive loading Materials Transactions, 56 (2015) pp.963-972. http://doi.org/10.2320/matertrans.MH201403
[72]	K. Hagihara, M. Honnami, R. Matsumoto , Y. Fukusumi, H. Izuno, M. Yamasaki, T. Okamoto, T. Nakano, Y. Kawamura In-situ observation on the formation behavior of the deformation kink bands in Zn single crystal and LPSO phase Materials Transactions, 56 (2015) pp.943-951. http://doi.org/10.2320/matertrans.MH201412
[71]	K. Hagihara, M. Yamasaki, M. Honnami, H. Izuno, M. Tane, T. Nakano, Y. Kawamura Crystallographic nature of deformation bands shown in Zn and Mg-based long-period stacking ordered (LPSO) phase Philosophical Magazine, 95 (2015) pp.132-157. http://doi.org/10.1080/14786435.2014.987843
[70]	K. Hagihara, S. Shakudo, K. Fujii, T. Nakano Degradation behavior of Ca-Mg-Zn intermetallic compounds for use as biodegradable implant materials Materials Science Engineering C, 44 (2014) pp.285-292. http://dx.doi.org/10.1016/j.msec.2014.08.037
[69]	Y. Koizumi, T. Yamazaki, K. Yuge, A. Chiba, K. Hagihara, T. Nakano, K. Kishida, H. Inui Mechanisms of Cr segregation to C11_b/C40 lamellar interface in (Mo,Nb)Si₂ duplex silicide: a phase-field study to bridge experimental and first-principles investigations Intermetallics, 54 (2014) pp.232-241. http://dx.doi.org/10.1016/j.intermet.2014.05.019
[68]	K. Hagihara, T. Fushiki, T. Nakano Control of microstructure and fracture toughness improvement of NbSi₂/MoSi₂ duplex lamellar silicides by TaC particles dispersion Scripta Materialia, 82 (2014) pp.53-56. http://dx.doi.org/10.1016/j.scriptamat.2014.03.021
[67]	M. Yamasaki, M. Matsushita, K. Hagihara, H. Izuno, E. Abe, Y. Kawamura Highly ordered 10H-type long-period stacking order phase in a Mg-Zn-Y ternary alloy Scripta Materialia, 78-79 (2014) pp.13-16. http://dx.doi.org/10.1016/j.scriptamat.2014.01.013
[66]	K. Hagihara, Y. Hama, T. Fushiki, K. Yuge, T. Nakano Microsructure and mechanical properties of the NbSi₂/MoSi₂ crystal with lamellar structure Materials Science Forum, 783-786 (2014) pp.1123-1128. http://dx.doi.org/10.4028/www.scientific.net/MSF.783-786.1123
[65]	T. Yamazaki, Y. Koizumi, A. Chiba, K. Hagihara, T. Nakano, K. Yuge, K. Kishida, H. Inui Interface migration with segregation in MoSi₂-based lamellar alloy simulated by phase-field method Advanced Materials Research, 922 (2014) pp.832-837. http://dx.doi.org/10.4028/www.scientific.net/AMR.922.832
[64]	H. Okuda, T. Horiuchi, T. Maruyama, M. Yamasaki, Y. Kawamura, K. Hagihara, S. Kohara 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 Metallurgical and Materials Transactions A, 45 (2014) pp.147-151. http://dx.doi.org/10.1007/s11661-013-1766-z
[63]	P. S. Ghosh, A. Arya, U. D. Kulkarni, G. K. Dey, S. Hata, T. Nakano, K. Hagihara, H. Nakashima Ab-initio study of long-period superstructures and anti-phase boundaries in Al-rich γ-TiAl (L1₀)-based alloys Philosophical Magazine, 94 (2014) pp.1202-1218. http://dx.doi.org/10.1080/14786435.2014.885135
[62]	M. Tane, Y. Nagai, H. Kimizuka, K. Hagihara, Y. Kawamura Elastic properties of an Mg–Zn–Y alloy single crystal with a long-period stacking-ordered structure Acta Materialia, 61 (2013) pp.6338-6351. http://dx.doi.org/10.1016/j.actamat.2013.06.041
[61]	K. Hagihara, Y. Hama, K. Yuge, T. Nakano Misfit strain affecting the lamellar microstructure in NbSi₂/MoSi₂ duplex crystals Acta Materialia, 61 (2013) pp.3432-3444. http://dx.doi.org/10.1016/j.actamat.2013.02.035
[60]	M. Yamasaki, K. Hagihara, S. Inoue, J.P. Hadorn, Y. Kawamura Crystallographic classification of kink bands in an extruded Mg–Zn–Y alloy using intragranular misorientation axis analysis Acta Materialia, 61 (2013) pp.2065-2076. http://dx.doi.org/10.1016/j.actamat.2012.12.026
[59]	K. Hagihara, T. Tanaka, H. Izuno, Y. Umakoshi, T. Nakano Non-basal slips in Ni₃(Ti, Nb) and Ni₃(Ti, Al) single crystals with various long-period stacking ordered structures Acta Materialia, 61 (2013) pp.4365-4373. http://dx.doi.org/10.1016/j.actamat.2013.04.008
[58]	K. Hagihara, Y. Fukusumi, M. Yamasaki, T. Nakano, Y. Kawamura Non-basal slip systems operative in Mg₁₂ZnY long-period stacking ordered (LPSO) phase with 18R and 14H structures Materials Transactions, 54 (2013) pp.693-697. http://doi.org/10.2320/matertrans.MI201208
[57]	K. Hagihara, K. Fujii, A. Matsugaki, T. Nakano Possibility of Mg- and Ca-based intermetallic compounds as new biodegradable implant materials Materials Science and Engineering C, 33 (2013) pp.4101-4111. http://dx.doi.org/10.1016/j.msec.2013.05.055
[56]	K. Yuge, Y. Koizumi, K. Hagihara, T. Nakano, K. Kishida, H. Inui Cr segregation at C11b/C40 interface in MoSi₂-based alloys: A first-principles study Intermetallics, 42 (2013) pp.165-169. http://dx.doi.org/10.1016/j.intermet.2013.06.009
[55]	P. S. Ghosh, A. Arya, U. D. Kulkarni, G. K. Dey, T. Nakano, Y. Umakoshi, K. Hagihara, S. Hata First-principles investigation of phase stability and electronic structure of tetragonal (P4/m) Ga_3-xAl_xTi₂ (x=0-3) compounds Philosophical Magazine Letters, 93 (2013) pp. 273-282. http://dx.doi.org/10.1080/09500839.2013.769068
[54]	T. Nakano, K. Hagihara Yield stress anomaly controlled by the phase stability in NbSi₂ single crystals Scripta Materialia, 68 (2013) pp.313-316. http://dx.doi.org/10.1016/j.scriptamat.2012.10.053
[53]	T. Nakano, K. Hagihara, S. Hata, H. Shigyo, H. Nakashima, Y. Umakoshi, A. Arya, U. D. Kulkarni Long-period ordered superstructures that appear in an (Al,Ga)-rich (Al,Ga)Ti system Philosophical Magazine, 93 (2013) pp.22-37. http://dx.doi.org/10.1080/14786435.2012.699691
[52]	K. Hagihara, A. Kinoshita, Y. Fukusumi, M. Yamasaki, Y. Kawamura High-temperature compressive deformation behavior of Mg₉₇Zn₁Y₂ extruded alloy containing a long-period stacking ordered (LPSO) phase Materials Science and Engineering A, 560 (2013) pp.71-79. http://dx.doi.org/10.1016/j.msea.2012.09.016
[51]	S.-H. Lee, M. Todai, M. Tane, K. Hagihara, H. Nakajima, T. Nakano Biocompatible low Young's modulus achieved by Strong crystallographic elastic anisotropy in Ti-15Mo-5Zr-3Al alloy single crystal Journal of the Mechanical Behavior of Biomedical Materials, 14 (2012) pp.48-54. http://dx.doi.org/10.1016/j.jmbbm.2012.05.005
[50]	K. Yuge, Y. Koizumi, K. Hagihara, T. Nakano, K. Kishida, H. Inui First-principles study on phase stability of MoSi₂-NbSi₂ pseudobinary alloys Physical Review B, 85 (2012) pp.134106-1-6. http://dx.doi.org/10.1103/PhysRevB.85.134106
[49]	S-H. Lee, K. Hagihara, T. Nakano Microstructural and orientation dependence of the plastic deformation behavior in β-type Ti-15Mo-5Zr-3Al alloy single crystals Metallurgical and Materials Transactions, 43 (2012) pp.1588-1597. http://dx.doi.org/10.1007/s11661-011-0986-3
[48]	K. Hagihara, A. Kinoshita, Y. Fukusumi, M. Yamasaki, Y. Kawamura Microstructural factors affecting the deformation behavior of Mg₁₂ZnY LPSO-phase alloys Materials Science Forum, 706-709 (2012) pp.1158-1163. http://dx.doi.org/10.4028/www.scientific.net/MSF.706-709.1158
[47]	T. Nakano, K. Sasaki, K. Hagihara, T.Ishimoto, Y. Fujii, A. Serizawa Single crystal growth and its microstructure in Co-Cr-Mo alloys for biomedical applications Materials Science Forum, 706-709 (2012) pp.561-565. http://dx.doi.org/10.4028/www.scientific.net/MSF.706-709.561
[46]	K. Hagihara, T. Nakano Fracture behavior and toughness of NbSi₂-based single crystals and MoSi₂(C11_b )/NbSi₂(C40) duplex crystals with a single set of lamellae Acta Materialia, 59 (2011) pp.4168-4176. http://dx.doi.org/10.1016/j.actamat.2011.03.040
[45]	K. Hagihara, Y. Sugino, Y. Fukusumi, Y. Umakoshi, T. Nakano Plastic deformation behavior of Mg₁₂ZnY LPSO-phase with 14H-typed structure Materials Transactions, 52 (2011) pp.1096-1103. http://doi.org/10.2320/matertrans.MC201007
[44]	M. Yamasaki, K. Hashimoto, K. Hagihara, Y. Kawamura Effect of multimodal microstructure evolution on mechanical properties of Mg–Zn–Y extruded alloy Acta Materialia, 59 (2011) pp.3646–3658. http://dx.doi.org/10.1016/j.actamat.2011.02.038
[43]	O. Zhu, L. Zhang, J. Yu, A. Shan, J. Wu, K. Hagihara, T. Nakano Effects of Cr-addition and lamellar microstructure on the oxidation behavior of single crystal (Mo_0.85Nb_0.15)Si₂ Journal of Alloys and Compounds, 509 (2011) pp.1511–1516. http://dx.doi.org/10.1016/j.jallcom.2010.10.138
[42]	K. Hagihara, A. Kinoshita, Y. Sugino, M. Yamasaki, Y. Kawamura, H. Y. Yasuda, Y. Umakoshi Effect of long-period stacking ordered phase on mechanical properties of Mg₉₇Zn₁Y₂ extruded alloy Acta Materialia, 58 (2010) pp.6282-6293. http://dx.doi.org/10.1016/j.actamat.2010.07.050
[41]	M. Tane, S. Akita, T. Nakano, K. Hagihara, Y. Umakoshi, H. Mori, H. Nakajima Low Young's modulus of Ti-Nb-Ta-Zr alloys caused by softening in shear moduli c' and c₄₄ near lower limit of body-centered cubic phase stability Acta Materialia, 58 (2010) pp.6790-6798. http://dx.doi.org/10.1016/j.actamat.2010.09.007
[40]	K. Hagihara, N. Yokotani, Y. Umakoshi Plastic deformation behavior of Mg₁₂YZn with 18R long-period stacking ordered structure Intermetallics, 18 (2010) pp. 267-276. http://dx.doi.org/10.1016/j.intermet.2009.07.014
[39]	K. Hagihara, A. Kinoshita, Y. Sugino, M. Yamasaki, Y. Kawamura, H. Y. Yasuda, Y. Umakoshi Plastic deformation behavior of Mg₈₉Zn₄Y₇ extruded alloy composed of long-period stacking ordered phase Intermetallics,18 (2010) pp.1079-1085. http://dx.doi.org/10.1016/j.intermet.2010.02.011
[38]	K. Hagihara, H. Fujimoto, T. Nakano, Y. Umakoshi Plastic deformation behavior of Ni₃(Ti_0.7Nb_0.3) single crystals with D0₁₉ structure Intermetallics,18 (2010) pp.434-440. http://dx.doi.org/10.1016/j.intermet.2009.09.004
[37]	M. Yamasaki, K. Hashimoto, K. Hagihara, Y. Kawamura Multimodal microstructure evolution in wrought Mg-Zn-Y alloys with high strength and increased ductility Materials Science Forum, 654-656 (2010) pp.615-618. http://dx.doi.org/10.4028/www.scientific.net/MSF.654-656.615
[36]	K. Hagihara, T. Nakano, S. Hata, O. Zhu, Y. Umakoshi Improvement of aligned lamellar structure by Cr-addition to NbSi₂/MoSi₂ duplex-silicide crystals Scripta Materialia, 62 (2010) pp.613-616. http://dx.doi.org/10.1016/j.scriptamat.2010.01.002
[35]	K. Hagihara, A. Kinoshita, Y. Sugino, M. Yamasaki, Y. Kawamura, H. Y. Yasuda, Y. Umakoshi Plastic deformation behavior of Mg₉₇Zn₁Y₂ extruded alloys Transaction of Nonferrous Metal Society of China, 20 (2010) pp.1259-1268. http://dx.doi.org/10.1016/S1003-6326(09)60288-0
[34]	K. Hagihara, M. Mori, T. Kishimoto, Y. Umakoshi Change in microstructure by heat-treatment and corresponding deformation behavior in Ni₃V single crystals Materials Science Forum, 638-642 (2010) pp.1318-1323. http://dx.doi.org/10.4028/www.scientific.net/MSF.638-642.1318
[33]	M. Hirano, M. Yamasaki, K. Hagihara, K. Higashida, Y. Kawamura Effect of extrusion parameters on mechanical properties of Mg₉₇Zn₁Y₂ alloys at room and elevated temperatures Materials Transactions, 51 (2010) pp.1640-1647. http://doi.org/10.2320/matertrans.MAW201026
[32]	K. Hagihara, A. Kinoshita, Y. Sugino, M. Yamasaki, Y. Kawamura, H. Y. Yasuda, Y. Umakoshi Temperature dependence of compressive deformation behavior of Mg₈₉Zn₄Y₇ extruded LPSO-phase alloys Materials Science Forum, 638-642 (2010) pp.607-610. http://doi.org/10.4028/www.scientific.net/MSF.654-656.607
[31]	K. Hagihara, T. Tachibana, K. Sasaki, Y. Yoshida, N. Shirakawa, T. Nagasawa, T. Narushima, T. Nakano Oxygen distribution in titanium single crystal fabricated by floating-zone method under extremely low oxygen partial pressure Materials Transactions, 50 (2009) pp. 2709-2715. http://doi.org/10.2320/jinstmet.72.928
[30]	K. Hagihara, M. Mori, T. Kishimoto, Y. Umakoshi Influence of heat-treatment on microstructure and plastic deformation behavior in Ni₃V single crystals with the D0₂₂ structure Journal of Physics, 165 (2009) pp.012004 1-4. http://doi.org/10.1088/1742-6596/165/1/012004
[29]	S. Lee, K. Hagihara, M.-H. Oh, T. Nakano Single-crystal growth and plastic deformation behaviour of a Ti-15Mo-5Zr-3Al alloy for biomedical application Journal of Physics, 165 (2009) pp.012086 1-4. http://doi.org/10.1088/1742-6596/165/1/012086
[28]	萩原幸司，橘孝洋，佐々木啓太，吉田良由，白河直樹，長澤亨，成島尚之，中野貴由極低酸素分圧雰囲気下でのTi単結晶の帯溶融育成日本金属学会誌, 72 (2008) pp.928-934. http://doi.org/10.2320/jinstmet.72.928
[27]	M. Tane, S. Akita, H. Nakajima, T. Nakano, K. Hagihara, Y. Umakoshi, M. Niinomi Peculiar elastic behavior of Ti-Nb-Ta-Zr single crystals Acta Materialia, 56 (2008) pp.2856-2863. http://dx.doi.org/10.1016/j.actamat.2008.02.017
[26]	K. Hagihara, T. Tanaka, T. Nakano, P. Veyssiere, Y. Umakoshi Effects of the anisotropy of the anti-phase boundary energy on the yield stress anomaly in Ni₃X compounds with close-packed crystal structures Philosophical Magazine Letters, 87 (2007) pp.705-712. http://dx.doi.org/10.1080/09500830701324127
[25]	K. Hagihara, M. Mori, Y. Umakoshi Microstructure and plastic deformation behavior of Ni₃V single crystals Materials Science Forum, 561-565 (2007) pp.407-410. http://dx.doi.org/10.4028/www.scientific.net/MSF.561-565.407
[24]	T. Nakano, T. Tachibana, K. Hagihara, Y. Umakoshi, T. Ide, M. Tane, H. Nakajima Microstructure and deformation behavior of lamellar Ti-rich TiAl crystal with lotus-type aligned pores Materials Science Forum, 561-565 (2007) pp.383-386. http://dx.doi.org/10.4028/www.scientific.net/MSF.561-565.383
[23]	K. Hagihara, T. Tanaka, H. Fujimoto, T. Nakano, Y. Umakoshi Microstructure and plastic deformation behavior of Ni₃(Ti, X) (X=Nb, Al) single crystals with long-period geometrically closely-packed crystal structures Intermetallics,14 (2006) pp.1332-1338. http://dx.doi.org/10.1016/j.intermet.2005.10.020
[22]	K. Hagihara, Y. Sugino, Y. Umakoshi The effect of Ti-addition on plastic deformation and fracture behavior of directionally solidified NiAl/Cr(Mo) eutectic alloys Intermetallics,14 (2006) pp.1326-1331. http://dx.doi.org/10.1016/j.intermet.2005.11.029
[21]	K. Hagihara, N. Yokotani, Y. Umakoshi Temperature and orientation dependence of fracture behavior of directionally solidified duplex-phase crystals composed of Ni₃X-type intermetallic compounds Materials Science Forum , 512 (2006) pp.67-72. http://dx.doi.org/10.4028/www.scientific.net/MSF.512.67
[20]	T. Nakano, K. Hagihara, Y. Nakai, Y. Umakoshi Plastic deformation behavior of NbSi₂/MoSi₂ crystals with oriented lamellae Intermetallics,14 (2006) pp.1345-1350. http://dx.doi.org/10.1016/j.intermet.2005.10.017
[19]	Y. Wu, S.K. Hwang, K. Hagihara, Y. Umakoshi Isothermal oxidation behavior of two-phase TiAl-Mn-Mo-C-Y alloys fabricated by different processes Intermetallics, 14 (2006) pp. 9-23. http://dx.doi.org/10.1016/j.intermet.2005.02.014
[18]	Y. Wu, K. Hagihara, Y. Umakoshi Improvement of cyclic oxidation resistance of Y-containing TiAl-based alloys with equiaxial gamma microstructures Intermetallics,13 (2005) pp.519-532. http://dx.doi.org/10.1016/j.intermet.2005.01.014
[17]	K. Hagihara, T. Tanaka, T. Nakano, Y. Umakoshi Plastic deformation behavior of Ni₃(Ti_0.90Nb_0.10) single crystals with nine-layered ordered rhombohedral structure Acta Materialia, 53 (2005) pp.5051-5059. http://dx.doi.org/10.1016/j.actamat.2005.07.017
[16]	Y. Umakoshi, K. Hagihara, T. Nakano Deformation modes and anomalous strengthening of Ni₃X-type intermetallic compounds with the geometrically close-packed structure Materials Science Forum, 502 (2005) pp.145-150. http://dx.doi.org/10.4028/www.scientific.net/MSF.502.145
[15]	K. Hagihara, S. Maeda, T. Nakano, Y. Umakoshi Indentation fracture behavior of (Mo_0.85Nb_0.15)Si₂ crystals with C40 single-phase and MoSi₂(C11_b)/NbSi₂(C40) duplex-phase with oriented lamellae Science and Technology of Advanced Materials, 5 (2004) pp.11-17, (2004). http://dx.doi.org/10.1016/j.stam.2003.09.007
[14]	Y. Wu, K. Hagihara, Y. Umakoshi Influence of Y-addition on the oxidation behavior of Al-rich γ-TiAl alloys Intermetallics, 12 (2004) pp.519-532. http://dx.doi.org/10.1016/j.intermet.2004.01.008
[13]	K. Hagihara, T. Nakano, Y. Umakoshi Slip system, dislocation structure and plastic deformation behavior of Ni₃Ti single crystals with D0₂₄ structure Materials Science Forum ,426-432 (2003) pp.1709-1714. http://dx.doi.org/10.4028/www.scientific.net/MSF.426-432.1709
[12]	T. Nakano, Y. Omomoto, K. Hagihara, Y. Umakoshi Plastic deformation behavior and operative slip systems of ZrSi₂ single crystals with C49 type of structure Scripta Materialia, 48 (2003) pp.1307-1312. http://dx.doi.org/10.1016/S1359-6462(03)00022-8
[11]	K. Hagihara, T. Nakano, Y. Umakoshi Plastic deformation behaviour in Ni₃Ti single crystals with D0₂₄ structure Acta Materialia, 51 (2003) pp.2623-2637. http://dx.doi.org/10.1016/S1359-6454(03)00060-0
[10]	K. Hagihara, T. Nakano, Y. Umakoshi Plastic deformation behavior of oriented Ni₃Sn crystals with D0₁₉ structure Scripta Materialia, 48 (2003) pp.577-581. http://dx.doi.org/10.1016/S1359-6462(02)00472-4
[9]	K. Hagihara, T. Nakano, Y. Umakoshi Effect of Rh and V addition on plastic deformation behaviour in Ni₃Nb single crystals with D0_a structure Materials Transactions, 43 (2002) pp.2267-2274. http://doi.org/10.2320/matertrans.43.2267
[8]	K. Hagihara, T. Nakano, Y. Umakoshi Microstructure and compressive flow stress of directionally solidified ternary Ni₃(Al, Nb) and quaternary Ni₃(Al, Nb, Ti) alloys with duplex phase Science and Technology of Advanced Materials, 3 (2002) pp.193-199. http://dx.doi.org/10.1016/S1468-6996(02)00008-6
[7]	K. Hagihara, T. Nakano, Y. Umakoshi Plastic deformation behavior by slip on (001)[100] in Ni₃Nb single crystals with D0_a structure Materials Transactions, 42 (2001) pp.1998-2002. http://dx.doi.org/10.2320/matertrans.42.1998
[6]	K. Hagihara, T. Nakano, Y. Umakoshi Cyclic deformation behavior of Ni₃Nb single crystals deforming by slip on (010)[100] Intermetallics, 9 (2001) pp.239-244. http://dx.doi.org/10.1016/S0966-9795(00)00124-2
[5]	Y. Umakoshi, K. Hagihara, T. Nakano Operative slip systems and anomalous strengthening in Ni₃Nb single crystals with the D0_a structure Intermetallics, 9 (2001) pp. 955-961. http://dx.doi.org/10.1016/S0966-9795(01)00096-6
[4]	K. Hagihara, T. Nakano, Y. Umakoshi Plastic deformation behaviour and operative slip systems in Ni₃Nb single crystals Acta Materialia, 48 (2000) pp.1469-1480. http://dx.doi.org/10.1016/S1359-6454(99)00447-4
[3]	Y. Umakoshi, T. Nakano, K. Kishimoto, D. Furuta, K. Hagihara, M. Azuma Strength and deformation mechanism of C40-based single crystal and polycrystalline silicides Materials Science and Engineering A, A261 (1999) pp.113-121. http://dx.doi.org/10.1016/S0921-5093(98)01056-9
[2]	K. Hagihara, T. Nakano, Y. Umakoshi Mechanical properties of C40-based ternary Mo(Si,Al)₂ and quaternary (Mo,Zr)(Si,Al)₂silicides Scripta Materialia, 38 (1998) pp. 471-476. http://dx.doi.org/10.1016/S1359-6462(97)00432-6
[1]	T. Nakano, K. Hagihara, T. Seno, N. Sumida, M. Yamamoto, Y. Umakoshi Stress anomaly in Al-rich TiAl single crystals deformed by the motion of 1/2<110] ordinary dislocations Philosophical Magazine Letters, 78 (1998) pp.385-391. http://dx.doi.org/10.1080/095008398177788

International conference proceedings

[16]	Y. Koizumi, T. Yamazaki, A. Chiba, K. Hagihara, T. Nakano, K. Yuge, K. Kishida, H. Inui Phase-field simulation of lamellar structure formation in MoSi₂/NbSi₂ duplex silicide Proceedings of Mater. Res. Soc. Symp., 1516 (2013) pp.309-315. http://dx.doi.org/10.1557/opl.2013.360
[15]	T. Yamazaki, Y. Koizumi, A. Chiba, K. Hagihara, T. Nakano, K. Yuge, K. Kishida, H. Inui Phase-field study on the segregation mechanism of additive elements in NbSi₂/MoSi₂ duplex silicide Proceedings of Mater. Res. Soc. Symp., 1516 (2013) pp. 145-150. http://dx.doi.org/10.1557/opl.2013.391
[14]	A. Inoue, K. Kishida, H. Inui, K. Hagihara Compression of micro-pillars of a long period stacking ordered phase in the Mg-Zn-Y system Proceedings of Mater. Res. Soc. Symp., 1516 (2013) pp.151-156. http://dx.doi.org/10.1557/opl.2012.1749
[13]	K. Hagihara, Y. Fukusumi, M. Yamasaki, R. Matsumoto, M. Honnami, H. Izuno, T. Nakano, Y. Kawamura Deformation behavior of LPSO phase and Zn accompanied by kink band formation Proc. of PRICM8, (2013) pp. 973-978. http://dx.doi.org/10.1002/9781118792148.ch119
[12]	K. Hagihara, T. Nakano, M. Niinomi Controlling factors on the fatigue behaviour of Ti-Nb-Ta-Zr alloys single crystals Proc. of PFAM 18 (Processing and Fabrication of Advanced Materials), (2009) pp.1023-1030.
[11]	K. Hagihara, N. Yokotani, A. Kinoshita, Y. Sugino, M. Yamasaki, Y. Kawamura, Y. Umakoshi Relation between the microstructure and the plastic deformation behavior in Mg₁₂YZn with the LPSO structure Magnesium Technology, (2009) pp. 477-482.
[10]	K. Hagihara, N. Yokotani, A. Kinoshita, Y. Sugino, H. Yamamoto, M. Yamasaki, Y. Kawamura, Y. Umakoshi Role of the microstructure on the deformation behavior in Mg₁₂ZnY with a long-period stacking ordered structure Proceedings of Mater. Res. Soc. Symp., 1128 (2009) pp.U05-53 1-6. http://dx.doi.org/10.1557/PROC-1128-U05-53
[9]	K. Hagihara, T. Nakano, A. Sonoura, K. Watanabe, Y. Umakoshi, M. Niinomi Effect of bcc-phase stability on cyclic deformation behavior in beta-type Ti-Nb-Ta-Zr alloys single crystals with different Nb content Proceedings of Ti-2007, (2007) pp.1445-1447.
[8]	T. Nakano, K. Hagihara, H. Maki, Y. Umakoshi, M. Niinomi Crystal growth and plastic deformation behavior of Ti-29Nb-13Ta-4.6Zr bcc-based single crystal Proceedings of Ti-2007, (2007) pp.1437-1439.
[7]	K. Hagihara, M. Mori, Y. Umakoshi Plastic deformation behavior of Ni₃V crystals with D0₂₂ structure Proceedings of Mater. Res. Soc. Symp., 980 (2007) pp.523-527. http://dx.doi.org/10.1557/PROC-980-0980-II05-20
[6]	T. Nakano, T. Tachibana, K. Hagihara, Y. Umakoshi, T. Ide, M. Tane, H. Nakajima Fabrication and plastic deformation behavior of lamellar Ti-rich TiAl crystals with lotus-type aligned pores Proceedings of MetFoam, (2007) pp. 213-216.
[5]	T. Nakano, K. Hagihara, Y. Umakoshi Effect of C11_b-Stabilized element on deformation mode in (Nb_1-xMo_x)Si₂(X=0-0.85) single crystals Proceedings of Mater. Res. Soc. Symp., 980 (2007) pp.297-302. http://dx.doi.org/10.1557/PROC-980-0980-II06-02
[4]	K. Hagihara, T. Tanaka, T. Nakano, Y. Umakoshi Crystal structure, phase stability and plastic deformation behavior of Ti-rich Ni₃(Ti, Nb) single crystals with various long-period ordered structures Proceedings of Mater. Res. Soc. Symp., 842 (2005) pp.S.5.26.1-6. http://dx.doi.org/10.1557/PROC-842-S5.26
[3]	K. Hagihara, T. Nakano, Y. Umakoshi Plastic deformation behavior of Ni₃X(X=Nb, Ti, Sn) type HCP-based intermetallics with the geometrically close-packed structure Proceedings of Mater. Res. Soc. Symp., 753 (2003) pp.357-362. http://dx.doi.org/10.1557/PROC-753-BB5.30
[2]	K. Hagihara, T. Nakano, Y. Umakoshi Deformation twins in Ni₃Nb single crystals with D0_a structure Proceedings of Mater. Res. Soc. Symp., 646 (2001) pp. N5.23.1- N5.23.6. http://dx.doi.org/10.1557/PROC-646-N5.23.1
[1]	K. Hagihara, T. Nakano, Y. Umakoshi Plastic deformation of Ni₃Nb single crystals Proceedings of Mater. Res. Soc. Symp., 552 (1999) pp.KK10.7.1-KK10.7.6. http://dx.doi.org/10.1557/PROC-552-KK10.7.1