| Constitutive and damage evolution equations of elastic-brittle materials based on irreversible thermodynamics S Murakami, K Kamiya International Journal of Mechanical Sciences 39 (4), 473-486, 1997 | 378 | 1997 |
| Thermodynamical modeling of elastic-plastic damage and experimental validation of damage potential K Hayakawa, S Murakami International Journal of damage mechanics 6 (4), 333-363, 1997 | 167 | 1997 |
| An irreversible thermodynamics theory for elastic-plastic-damage materials K Hayakawa, S Murakami, Y Liu European Journal of Mechanics-A/Solids 17 (1), 13-32, 1998 | 107 | 1998 |
| Residual stress in sheet metal parts made by incremental forming process S Tanaka, T Nakamura, K Hayakawa, H Nakamura, K Motomura AIP conference proceedings 908 (1), 775-780, 2007 | 65 | 2007 |
| Damage evolution and damage surface of elastic-plastic-damage materials under multiaxial loading S Murakami, K Hayakawa, Y Liu International Journal of Damage Mechanics 7 (2), 103-128, 1998 | 49 | 1998 |
| Friction coefficients in cold forging: A global perspective P Groche, P Kramer, N Bay, P Christiansen, L Dubar, K Hayakawa, C Hu, ... CIRP Annals 67 (1), 261-264, 2018 | 39 | 2018 |
| Evaluation of environmentally friendly lubricant for aluminum cold forging using friction test based on spline extrusion Y Sagisaka, T Nakamura, K Hayakawa, I Ishibashi Journal of Manufacturing Processes 15 (1), 96-101, 2013 | 37 | 2013 |
| A study of the lubrication behavior of solid lubricants in the upsetting process T Nakamura, S Tanaka, K Hayakawa, Y Fukai J. Trib. 122 (4), 803-808, 2000 | 31 | 2000 |
| Space of damage conjugate force and damage potential of elastic-plastic-damage materials K Hayakawa, S Murakami Studies in Applied Mechanics 46, 27-44, 1998 | 26 | 1998 |
| Bonding characteristics of various metals by DC pulse resistance heat pressure welding T Nakamura, K Hayakawa, S Tanaka, H Imaizumi, Y Nakagawa Materials transactions 46 (2), 292-297, 2005 | 22 | 2005 |
| Piston for internal combustion engines N Suda, K Hayakawa US Patent 9,828,938, 2017 | 17 | 2017 |
| Effect of hardening rule for spring back behavior of forging S Narita, K Hayakawa, Y Kubota, T Harada, T Uemori Procedia Engineering 207, 167-172, 2017 | 17 | 2017 |
| Mathematical description of anisotropic damage state in continuum damage mechanics YN Radayev, S Murakami, K Hayakawa Trans. Japan Soc. Mech. Engn 60 (580), 68-76, 1994 | 16 | 1994 |
| Evaluation of strength of stainless steel bolt without heat treatment considering Bauschinger effect during manufacturing process S Narita, K Hayakawa, T Uemori, Y Kubota Journal of Materials Processing Technology 278, 116481, 2020 | 14 | 2020 |
| Elastic-plastic behavior of WC-Co cemented carbide used for forging tool considering anisotropic damage and stress unilaterality K Hayakawa, T Nakamura, S Tanaka International Journal of Damage Mechanics 19 (4), 421-439, 2010 | 12 | 2010 |
| Effects of process conditions on Young's modulus and strength of extrudate in short‐fiber‐reinforced polypropylene Y Sanomura, K Hayakawa, M Mizuno, M Kawamura Polymer composites 28 (1), 29-35, 2007 | 12 | 2007 |
| Analysis of fatigue crack initiation and propagation in cold forging tools by local approach of fracture K Hayakawa, T Nakamura, S Tanaka Materials Transactions 45 (2), 461-468, 2004 | 12 | 2004 |
| Difficult cutting property of NiTi alloy and its mechanism H Shizuka, K Sakai, H Yang, K Sonoda, T Nagare, Y Kurebayashi, ... Journal of Manufacturing and Materials Processing 4 (4), 124, 2020 | 11 | 2020 |
| An analysis of relationship between contact resistance and fracture of oxide film for connector contacts using finite element method T Kondo, H Nakata, J Sekikawa, Y Kubota, K Hayakawa, T Nakamura 2014 IEEE 60th Holm Conference on Electrical Contacts (Holm), 1-6, 2014 | 10 | 2014 |
| Detection of damage and fracture of forging die by fractal property of acoustic emission K Hayakawa, T Nakamura, H Yonezawa, S Tanaka Materials transactions 45 (11), 3136-3141, 2004 | 9 | 2004 |
