Relationship between the microstructure and mechanical properties of an equiatomic AlCoCrFeNi high-entropy alloy fabricated by selective electron beam melting H Shiratori, T Fujieda, K Yamanaka, Y Koizumi, K Kuwabara, T Kato, ... Materials Science and Engineering: A 656, 39-46, 2016 | 156 | 2016 |
First demonstration of promising selective electron beam melting method for utilizing high-entropy alloys as engineering materials T Fujieda, H Shiratori, K Kuwabara, T Kato, K Yamanaka, Y Koizumi, ... Materials Letters 159, 12-15, 2015 | 151 | 2015 |
Strain-induced martensitic transformation near twin boundaries in a biomedical Co–Cr–Mo alloy with negative stacking fault energy Y Koizumi, S Suzuki, K Yamanaka, BS Lee, K Sato, Y Li, S Kurosu, ... Acta Materialia 61 (5), 1648-1661, 2013 | 150 | 2013 |
CoCrFeNiTi-based high-entropy alloy with superior tensile strength and corrosion resistance achieved by a combination of additive manufacturing using selective electron beam … T Fujieda, H Shiratori, K Kuwabara, M Hirota, T Kato, K Yamanaka, ... Materials Letters 189, 148-151, 2017 | 136 | 2017 |
Ultrafine grain refinement of biomedical Co-29Cr-6Mo alloy during conventional hot-compression deformation K Yamanaka, M Mori, S Kurosu, H Matsumoto, A Chiba Metallurgical and Materials Transactions A 40, 1980-1994, 2009 | 121 | 2009 |
Mechanical and corrosion properties of AlCoCrFeNi high-entropy alloy fabricated with selective electron beam melting K Kuwabara, H Shiratori, T Fujieda, K Yamanaka, Y Koizumi, A Chiba Additive Manufacturing 23, 264-271, 2018 | 116 | 2018 |
Effects of post-processing on cyclic fatigue response of a titanium alloy additively manufactured by electron beam melting X Shui, K Yamanaka, M Mori, Y Nagata, K Kurita, A Chiba Materials Science and Engineering A 680, 239-248, 2017 | 106 | 2017 |
Molten Pool Behavior and Effect of Fluid Flow on Solidification Conditions in Selective Electron Beam Melting (SEBM) of a Biomedical Co-Cr-Mo Alloy Y Zhao, Y Koizumi, K Aoyagi, D Wei, K Yamanaka, A Chiba Additive Manufacturing 26, 202-214, 2019 | 105 | 2019 |
Mechanical and corrosion properties of CoCrFeNiTi-based high-entropy alloy additive manufactured using selective laser melting T Fujieda, M Chen, H Shiratori, K Kuwabara, K Yamanaka, Y Koizumi, ... Additive Manufacturing 25, 412-420, 2019 | 102 | 2019 |
Electron beam additive manufacturing of Inconel 718 alloy rods: Impact of build direction on microstructure and high-temperature tensile properties SH Sun, Y Koizumi, T Saito, K Yamanaka, YP Li, Y Cui, A Chiba Additive Manufacturing 23, 457-470, 2018 | 98 | 2018 |
In-situ fabrication and characterization of ultrafine structured Cu-TiC composites with high strength and high conductivity by mechanical milling F Wang, Y Li, X Wang, Y Koizumi, K Yamanaka, A Chiba Journal of Alloys and Compounds 657, 122-132, 2016 | 96 | 2016 |
Nanoarchitectured Co–Cr–Mo orthopedic implant alloys: Nitrogen-enhanced nanostructural evolution and its effect on phase stability K Yamanaka, M Mori, A Chiba Acta Biomaterialia 9 (4), 6259-6267, 2013 | 96 | 2013 |
Development of new Co–Cr–W-based biomedical alloys: effects of microalloying and thermomechanical processing on microstructures and mechanical properties K Yamanaka, M Mori, K Kuramoto, A Chiba Materials & Design 55, 987-998, 2014 | 86 | 2014 |
Mechanical properties of as-forged Ni-free Co–29Cr–6Mo alloys with ultrafine-grained microstructure K Yamanaka, M Mori, A Chiba Materials Science and Engineering: A 528 (18), 5961-5966, 2011 | 81 | 2011 |
Evolution of cold-rolled microstructures of biomedical Co-Cr-Mo alloys with and without N doping M Mori, K Yamanaka, H Matsumoto, A Chiba Materials Science and Engineering: A 528 (2), 614-621, 2010 | 79 | 2010 |
Effects of sigma phase and carbide on the wear behavior of CoCrMo alloys in Hanks' solution Y Chen, Y Li, S Kurosu, K Yamanaka, N Tang, Y Koizumi, A Chiba Wear 310 (1-2), 51-62, 2014 | 76 | 2014 |
Effects of nitrogen addition on microstructure and mechanical behavior of biomedical Co–Cr–Mo alloys K Yamanaka, M Mori, A Chiba Journal of the Mechanical Behavior of Biomedical Materials 29, 417-426, 2014 | 74 | 2014 |
Preparation of weak-textured commercially pure titanium by electron beam melting K Yamanaka, W Saito, M Mori, H Matsumoto, A Chiba Additive Manufacturing 8, 105-109, 2015 | 64 | 2015 |
Local strain evolution due to athermal γ→ ε martensitic transformation in biomedical Co−Cr−Mo alloys K Yamanaka, M Mori, Y Koizumi, A Chiba Journal of the Mechanical Behavior of Biomedical Materials 32, 52-61, 2014 | 62 | 2014 |
Enhanced mechanical properties of as-forged Co-Cr-Mo-N alloys with ultrafine-grained structures K Yamanaka, M Mori, A Chiba Metallurgical and Materials Transactions A 43, 5243-5257, 2012 | 59 | 2012 |
Stacking-fault strengthening of biomedical Co–Cr–Mo alloy via multipass thermomechanical processing K Yamanaka, M Mori, S Sato, A Chiba Scientific Reports 7 (1), 10808, 2017 | 51 | 2017 |
Regulating the coarsening of the γ′ phase in superalloys H Bian, X Xu, Y Li, Y Koizumi, Z Wang, M Chen, K Yamanaka, A Chiba NPG Asia Materials 7 (8), e212-e212, 2015 | 51 | 2015 |
Effects of carbon concentration on microstructure and mechanical properties of as-cast nickel-free Co–28Cr–9W-based dental alloys K Yamanaka, M Mori, A Chiba Materials Science and Engineering: C 40, 127-134, 2014 | 50 | 2014 |
Origin of significant grain refinement in Co-Cr-Mo alloys without severe plastic deformation K Yamanaka, M Mori, A Chiba Metallurgical and Materials Transactions A 43, 4875-4887, 2012 | 50 | 2012 |
Microstructures and mechanical properties of biomedical Co-29Cr-6Mo-0.14N alloys processed by hot rolling M Mori, K Yamanaka, S Sato, K Wagatsuma, A Chiba Metallurgical and Materials Transactions A 43 (9), 3108-3119, 2012 | 49 | 2012 |
Corrosion mechanism of an equimolar AlCoCrFeNi high-entropy alloy additively manufactured by electron beam melting K Yamanaka, H Shiratori, M Mori, K Omura, T Fujieda, K Kuwabara, ... npj Materials Degradation 4, 24, 2020 | 48 | 2020 |
Influence of two-step ball-milling condition on electrical and mechanical properties of TiC-dispersion-strengthened Cu alloys F Wang, Y Li, K Yamanaka, K Wakon, K Harata, A Chiba Materials & Design 64, 441-449, 2014 | 47 | 2014 |
Hot deformation characteristics and dynamic recrystallization mechanisms of a Co–Ni-based superalloy L Ouyang, R Luo, Y Gui, Y Cao, L Chen, Y Cui, H Bian, K Aoyagi, ... Materials Science and Engineering A 788, 139638, 2020 | 42 | 2020 |
Effect of Al content and cold rolling on the microstructure and mechanical properties of Al5Cr12Fe35Mn28Ni20 high-entropy alloy S Elkatatny, MAH Gepreel, A Hamada, K Nakamura, K Yamanaka, ... Materials Science and Engineering: A 759, 380-390, 2019 | 42 | 2019 |
Analysis of the fracture mechanism of Ti-6Al-4V alloy rods that failed clinically after spinal instrumentation surgery K Yamanaka, M Mori, K Yamazaki, R Kumagai, M Doita, A Chiba Spine 40 (13), E767-E773, 2015 | 42 | 2015 |
Dynamic recrystallization of a biomedical Co–Cr–W-based alloy under hot deformation K Yamanaka, M Mori, A Chiba Materials Science and Engineering: A 592, 173-181, 2014 | 41 | 2014 |
Abnormal grain growth in commercially pure titanium during additive manufacturing with electron beam melting K Yamanaka, W Saito, M Mori, H Matsumoto, S Sato, A Chiba Materialia 6, 100281, 2019 | 40 | 2019 |
Assessment of precipitation behavior in dental castings of a Co–Cr–Mo alloy K Yamanaka, M Mori, A Chiba Journal of the Mechanical Behavior of Biomedical Materials 50, 268-276, 2015 | 39 | 2015 |
Developing high strength and ductility in biomedical Co–Cr cast alloys by simultaneous doping with nitrogen and carbon K Yamanaka, M Mori, A Chiba Acta Biomaterialia 31, 435-447, 2016 | 38 | 2016 |
Role of operating and environmental conditions in determining molten pool dynamics during electron beam melting and selective laser melting Y Zhao, K Aoyagi, K Yamanaka, A Chiba Additive Manufacturing 36, 101559, 2020 | 37 | 2020 |
Significance of powder feedstock characteristics in defect suppression of additively manufactured Inconel 718 Y Zhao, K Aoyagi, Y Daino, K Yamanaka, A Chiba Additive Manufacturing 34, 101277, 2020 | 37 | 2020 |
Role of strain-induced martensitic transformation on extrusion and intrusion formation during fatigue deformation of biomedical Co–Cr–Mo–N alloys T Mitsunobu, Y Koizumi, BS Lee, K Yamanaka, H Matsumoto, Y Li, ... Acta materialia 81, 377-385, 2014 | 37 | 2014 |
Study of microstructure evolution and properties of Cu-Fe microcomposites produced by a pre-alloyed powder method F Wang, K Wakoh, Y Li, S Ito, K Yamanaka, Y Koizumi, A Chiba Materials & Design 126, 64–72, 2017 | 36 | 2017 |
Influence of carbon addition on mechanical properties and microstructures of Ni-free Co–Cr–W alloys subjected to thermomechanical processing K Yamanaka, M Mori, A Chiba Journal of the Mechanical Behavior of Biomedical Materials 37, 274-285, 2014 | 35 | 2014 |
Phase decomposition in biomedical Co–29Cr–6Mo–0.2 N alloy during isothermal heat treatment at 1073 K M Mori, K Yamanaka, A Chiba Journal of alloys and compounds 590, 411-416, 2014 | 35 | 2014 |
Effects of microstructures on the sliding behavior of hot-pressed CoCrMo alloys Y Chen, Y Li, S Kurosu, K Yamanaka, N Tang, A Chiba Wear 319 (1-2), 200-210, 2014 | 30 | 2014 |
Effect of multipass thermomechanical processing on the corrosion behaviour of biomedical Co−Cr−Mo alloys K Yamanaka, M Mori, I Kartika, MS Anwar, K Kuramoto, S Sato, A Chiba Corrosion Science 148, 178-187, 2019 | 29 | 2019 |
Comprehensive study on mechanisms for grain morphology evolution and texture development in powder bed fusion with electron beam of Co–Cr–Mo alloy Y Zhao, Y Koizumi, K Aoyagi, D Wei, K Yamanaka, A Chiba Materialia 6, 100346, 2019 | 28 | 2019 |
Forging property, processing map, and mesoscale microstructural evolution modeling of a Ti-17 alloy with a lamellar (α+β) starting microstructure H Matsumoto, D Naito, K Miyoshi, K Yamanaka, A Chiba, ... Science and Technology of Advanced Materials 18 (1), 893−904, 2017 | 28 | 2017 |
Strengthening of biomedical Ni-free Co–Cr–Mo alloy by multipass “low-strain-per-pass” thermomechanical processing M Mori, K Yamanaka, S Sato, S Tsubaki, K Satoh, M Kumagai, M Imafuku, ... Acta Biomaterialia 28, 215-224, 2015 | 28 | 2015 |
Surface characterisation of Ni-free Co–Cr–W-based dental alloys exposed to high temperatures and the effects of adding silicon K Yamanaka, M Mori, A Chiba Corrosion Science 94, 411-419, 2015 | 28 | 2015 |
Solidification behavior of falling germanium droplets produced by pulsated orifice ejection method S Masuda, K Takagi, W Dong, K Yamanaka, A Kawasaki Journal of crystal growth 310 (11), 2915-2922, 2008 | 28 | 2008 |
Tuning strain-induced γ-to-ε martensitic transformation of biomedical Co–Cr–Mo alloys by introducing parent phase lattice defects M Mori, K Yamanaka, S Sato, S Tsubaki, K Satoh, M Kumagai, M Imafuku, ... Journal of the Mechanical Behavior of Biomedical Materials 90, 523-529, 2019 | 26 | 2019 |
Effect of carbon on the microstructure, mechanical properties and metal ion release of Ni-free Co–Cr–Mo alloys containing nitrogen M Mori, K Yamanaka, K Kuramoto, K Ohmura, T Ashino, A Chiba Materials Science and Engineering: C 55, 145-154, 2015 | 26 | 2015 |
Microstructural control in alloy 718 fabricated by electron beam melting with expanded processing window by adaptive offset method X Ding, Y Koizumi, K Aoyagi, T Kii, Y Hayasaka, K Yamanaka, A Chiba Materials Science and Engineering A 764, 138058, 2019 | 25 | 2019 |
Precipitation behavior of a novel cobalt-based superalloy subjected to prior plastic deformations H Bian, Y Li, D Wei, Y Cui, F Wang, S Sun, K Yamanaka, Y Koizumi, ... Materials & Design 112, 1-10, 2016 | 25 | 2016 |
Submicron lamellar porous structure formed by selective dissolution of Ti-Al alloy DX Wei, Y Koizumi, Y Li, K Yamanaka, A Chiba Materials and Design 98, 1-11, 2016 | 25 | 2016 |
Refinement of solidification microstructures by carbon addition in biomedical Co–28Cr–9W–1Si alloys K Yamanaka, M Mori, A Chiba Materials Letters 116, 82-85, 2014 | 25 | 2014 |
Continuous Measurements of Recrystallization and Grain Growth in Cobalt Super Alloys M Keyvani, T Garcin, D Fabrègue, M Militzer, K Yamanaka, A Chiba Metallurgical and Materials Transactions A 48 (5), 2363–2374, 2017 | 24 | 2017 |
Effect of Building Position on Phase Distribution in Co-Cr-Mo Alloy Additive Manufactured by Electron-Beam Melting T Takashima, Y Koizumi, Y Li, K Yamanaka, T Saito, A Chiba Materials Transactions 57 (12), 2041-2047, 2016 | 23 | 2016 |
Cold-rolling behavior of biomedical Ni-free Co–Cr–Mo alloys: Role of strain-induced ε martensite and its intersecting phenomena M Mori, K Yamanaka, A Chiba Journal of the Mechanical Behavior of Biomedical Materials 55, 201-214, 2015 | 23 | 2015 |
Smoke suppression in electron beam Melting of Inconel 718 alloy powder based on insulator–metal transition of surface oxide film by mechanical stimulation A Chiba, Y Daino, K Aoyagi, K Yamanaka Materials 14, 4662, 2021 | 22 | 2021 |
Thermal properties of powder beds in energy absorption and heat transfer during additive manufacturing with electron beam Y Zhao, Y Koizumi, K Aoyagi, K Yamanaka, A Chiba Powder Technology 381, 44-54, 2021 | 22 | 2021 |
Characterization of powder bed generation in electron beam additive manufacturing by discrete element method (DEM) Y Zhao, Y Koizumi, K Aoyagi, K Yamanaka, A Chiba Materials Today: Proceedings 4 (11), 11437−11440, 2017 | 22 | 2017 |
Manufacturing of high-strength Ni-free Co–Cr–Mo alloy rods via cold swaging K Yamanaka, M Mori, K Yoshida, K Kuramoto, A Chiba Journal of the Mechanical Behavior of Biomedical Materials 60, 38-47, 2016 | 21 | 2016 |
A Constitutive Model and Processing Maps Describing the High‐Temperature Deformation Behavior of Ti‐17 Alloy in the β‐Phase Field K Yamanaka, H Matsumoto, A Chiba Advanced Engineering Materials 21 (2), 1800775, 2019 | 20 | 2019 |
Synergetic strengthening in HfMoNbTaTi refractory high-entropy alloy via disordered nanoscale phase and semicoherent refractory particle C Yang, H Bian, K Aoyagi, Y Hayasaka, K Yamanaka, A Chiba Materials & Design 212, 110248, 2021 | 19 | 2021 |
Quantifying the dislocation structures of additively manufactured Ti–6Al–4V alloys using X-ray diffraction line profile analysis K Yamanaka, A Kuroda, M Ito, M Mori, H Bian, T Shobu, S Sato, A Chiba Additive Manufacturing 37, 101678, 2021 | 19 | 2021 |
Effects of nitrogen on microstructural evolution of biomedical Co–Cr–W alloys during hot deformation and subsequent cooling K Yamanaka, M Mori, A Chiba Materials & Design 57, 421-425, 2014 | 19 | 2014 |
Investigation on hot deformation behavior of nanoscale TiC-strengthened Cu alloys fabricated by mechanical milling F Wang, Y Li, G Xie, K Wakoh, K Yamanaka, Y Koizumi, A Chiba Materials Science and Engineering: A 668, 1-12, 2016 | 18 | 2016 |
Superthermostability of nanoscale TIC-reinforced copper alloys manufactured by a two-step ball-milling process F Wang, Y Li, X Xu, Y Koizumi, K Yamanaka, H Bian, A Chiba Philosophical Magazine 95 (35), 4035-4053, 2015 | 18 | 2015 |
Effect of cold rolling on phase decomposition in biomedical Co–29Cr–6Mo–0.2 N alloy during isothermal heat treatment at 1073 K M Mori, K Yamanaka, A Chiba Journal of alloys and compounds 612, 273-279, 2014 | 18 | 2014 |
Controlling factors determining flowability of powders for additive manufacturing: A combined experimental and simulation study Y Zhao, Y Cui, Y Hasebe, H Bian, K Yamanaka, K Aoyagi, T Hagisawa, ... Powder Technology 393, 482-493, 2021 | 17 | 2021 |
Modeling dynamic recrystallization of L-605 cobalt superalloy J Favre, D Fabrègue, K Yamanaka, A Chiba Materials Science and Engineering: A 653, 84-92, 2016 | 17 | 2016 |
High entropy alloy article, method for manufacturing same, and product using same T Fujieda, K Kuwabara, M Hirota, K Aota, T Kato, A Chiba, Y Koizumi, ... US Patent 10,787,725, 2020 | 16 | 2020 |
The influence of temperature during water-quench rapid heat treatment on the microstructure, mechanical properties and biocompatibility of Ti−6Al−4V ELI alloy JA Chafino, K Yamanaka, F Mercier, P Rivory, S Balvay, DJ Hartmann, ... Journal of the Mechanical Behavior of Biomedical Materials 96, 144-151, 2019 | 16 | 2019 |
Spreading behavior of Ti−48Al−2Cr−2Nb powders in powder bed fusion additive manufacturing process: experimental and discrete element method study S Yim, H Bian, K Aoyagi, K Yamanaka, A Chiba Additive Manufacturing 49, 102489, 2022 | 15 | 2022 |
Significant lattice-distortion effect on compressive deformation in Mo-added CoCrFeNi-based high-entropy alloys J Li, K Yamanaka, A Chiba Materials Science and Engineering A 830, 142295, 2022 | 14 | 2022 |
Manufacturing of a nanosized TiB strengthened Ti-based alloy via electron beam powder bed fusion Y Cui, K Aoyagi, Y Zhao, K Yamanaka, Y Hayasaka, Y Koizumi, T Fujieda, ... Additive Manufacturing 36, 101472, 2020 | 14 | 2020 |
Isothermal γ → ε phase transformation behavior in a Co-Cr-Mo alloy depending on thermal history during electron beam powder-bed additive manufacturing Y Zhao, Y Koizumi, K Aoyagi, K Yamanaka, A Chiba Journal of Materials Science & Technology 50, 162-170, 2020 | 14 | 2020 |
Uneven damage on head and liner contact surfaces of a retrieved Co–Cr-based metal-on-metal hip joint bearing: An important reason for the high failure rate Y Koizumi, Y Chen, Y Li, K Yamanaka, A Chiba, SI Tanaka, Y Hagiwara Materials Science and Engineering: C 62, 532-543, 2016 | 14 | 2016 |
Thermal effects in Sn coating on a carbon fiber reinforced plastic by cold spraying J Sun, S Zhou, K Yamanaka, Y Ichikawa, H Saito, K Ogawa, A Chiba Journal of Thermal Spray Technology 30 (5), 1254 - 1261, 2021 | 13 | 2021 |
Strain-induced martensitic transformation and texture evolution in cold-rolled Co–Cr alloys Y Onuki, S Sato, M Nakagawa, K Yamanaka, M Mori, A Hoshikawa, ... Quantum Beam Science 2 (2), 11, 2018 | 13 | 2018 |
Alloy article, method for manufacturing same, and product using same T Fujieda, M Hirota, K Kuwabara, K Aota, T Kato, A Chiba, Y Koizumi, ... US Patent 11,141,791, 2021 | 12 | 2021 |
Effects of plasma rotating electrode process parameters on the particle size distribution and microstructure of Ti-6Al-4 V alloy powder Y Cui, Y Zhao, H Numata, H Bian, K Wako, K Yamanaka, K Aoyagi, ... Powder Technology 376, 363-372, 2020 | 12 | 2020 |