Subsurface crack generation in high-cycle fatigue for high strength alloys O Umezawa, K Nagai ISIJ international 37 (12), 1170-1179, 1997 | 115 | 1997 |
Influence of phosphorus on solidification structure in continuously cast 0.1 mass% carbon steel N Yoshida, O Umezawa, K Nagai ISIJ international 43 (3), 348-357, 2003 | 91 | 2003 |
Three-dimensional distribution, morphology, and nucleation site of intragranular ferrite formed in association with inclusions T Yokomizo, M Enomoto, O Umezawa, G Spanos, RO Rosenberg Materials Science and Engineering: A 344 (1-2), 261-267, 2003 | 89 | 2003 |
Fabrication of Ni3Al thin foil by cold-rolling M Demura, Y Suga, O Umezawa, K Kishida, EP George, T Hirano Intermetallics 9 (2), 157-167, 2001 | 86 | 2001 |
Phosphorus-induced dislocation structure variation in the warm-rolled ultrafine-grained low-carbon steels F Yin, T Hanamura, O Umezawa, K Nagai Materials Science and Engineering: A 354 (1-2), 31-39, 2003 | 72 | 2003 |
Application of the Kocks–Mecking model to tensile deformation of an austenitic 25Cr–19Ni steel N Tsuchida, Y Tomota, H Moriya, O Umezawa, K Nagai Acta materialia 49 (15), 3029-3038, 2001 | 70 | 2001 |
Lattice parameters and relative stability of α ″phase in binary titanium alloys from first-principles calculations CX Li, HB Luo, QM Hu, R Yang, FX Yin, O Umezawa, L Vitos Solid state communications 159, 70-75, 2013 | 62 | 2013 |
Deformation structure and subsurface fatigue crack generation in austenitic steels at low temperature O Umezawa, K Nagai Metallurgical and materials transactions A 29, 809-822, 1998 | 58 | 1998 |
Tensile properties and deformation behavior of ferrite and austenite duplex stainless steel at cryogenic temperatures N Koga, T Nameki, O Umezawa, V Tschan, KP Weiss Materials Science and Engineering: A 801, 140442, 2021 | 52 | 2021 |
Analysis on refinement of columnar γ grain by phosphorus in continuously cast 0.1 mass% carbon steel N Yoshida, O Umezawa, K Nagai ISIJ international 44 (3), 547-555, 2004 | 49 | 2004 |
Microstructure of cast strip in 0.1 mass% C steels containing phosphorus K Hirata, O Umezawa, K Nagai Materials transactions 43 (3), 305-310, 2002 | 48 | 2002 |
Cryogenic mechanical properties of Ti-6Al-4V alloys with three levels of oxygen content K Nagai, T Yuri, T Ogata, O Umezawa, K Ishikawa, T Nishimura, ... ISIJ international 31 (8), 882-889, 1991 | 46 | 1991 |
Electrical and thermal conductivities and magnetization of some austenitic steels, titanium and titanium alloys at cryogenic temperatures O Umezawa, K Ishikawa Cryogenics 32 (10), 873-880, 1992 | 45 | 1992 |
Cyclic deformation, dislocation structure, and internal fatigue crack generation in a Ti-Fe-O alloy at liquid nitrogen temperature H Yokoyama, O Umezawa, K Nagai, T Suzuki, K Kokubo Metallurgical and Materials Transactions A 31 (11), 2793-2805, 2000 | 40 | 2000 |
Role of retained austenite in low alloy steel at low temperature monitored by neutron diffraction T Yamashita, S Morooka, S Harjo, T Kawasaki, N Koga, O Umezawa Scripta Materialia 177, 6-10, 2020 | 39 | 2020 |
Subsurface crack initiation in high cycle fatigue of Ti 5Al 2.5 Sn extra-low interstitial alloy at liquid helium temperature O Umezawa, K Nagai, K Ishikawa Materials Science and Engineering: A 129 (2), 217-221, 1990 | 36 | 1990 |
Distribution of internal crack initiation sites in high-cycle fatigue for titanium alloys H Yokoyama, O Umezawa, K Nagai, T Suzuki ISIJ international 37 (12), 1237-1244, 1997 | 34 | 1997 |
Quantitative analysis of tensile deformation behavior by in-situ neutron diffraction for ferrite-martensite type dual-phase steels S Morooka, O Umezawa, S Harjo, K Hasegawa, Y Toji Tetsu To Hagane 98, 2012 | 33 | 2012 |
Strain distribution and deformation-induced martensitic transformation in tension for a TRIP steel plate N Koga, T Yamashita, O Umezawa ISIJ International 60 (9), 2083-2089, 2020 | 28 | 2020 |
Microstructural refinement of an As-Cast Al-12.6 Wt Pct Si alloy by repeated thermomechanical treatment to produce a heavily deformable material O Umezawa, K Nagai Metallurgical and Materials Transactions A 30, 2221-2228, 1999 | 28 | 1999 |