Nanako Sato, Koji Takahashi Evaluation of Fracture Strength of Ceramics Containing Small Surface Defects Introduced by Focused Ion Beam
Materials, 11,3, 457 (2018) http://dx.doi.org/10.3390/ma11030457
Hitonobu Koike, Koji Takahashi Influence of Fine Zirconia Particle Shot Peening on Sliding Wear of Zirconia-Silicon Carbide Composites
Journal of Surface Engineered Materials and Advanced Technology, 7, PP.38-49 (2017) http://dx.doi.org/10.4236/jsemat.2017.72004
Koji Takahashi, Kae Iwanaka, Hitonobu Koike Increased fatigue strength of partially stabilised zirconia achieved by shot peening
Materials Science and Technology, 33-5, PP.623-628 (2017) http://dx.doi.org/10.1080/02670836.2016.1242271
Koji Takahashi, Kae Iwanaka, Toshio Osada, Hitonobu Koike Increase in Strength of Partially Stabilized Zirconia After Shot Peening
Journal of Materials Engineering and Performance, 24,9,PP.2573-3578 (2015) http://dx.doi.org/10.1007/s11665-015-1623-x
Hitonobu Koike, Kae Iwanaka, Koji Takahashi Measurement of sliding wear of shot-peened Partially Stabilized Zirconia plate
Applied Mechanics and Materials, 597, PP.353-357 (2014) http://dx.doi.org/10.4028/www.scientific.net/AMM.597.353
Koji Takahashi, Keita Takahashi, and Kotoji Ando Improvement in Contact Strength of Si3N4/SiC Composite by Crack Healing
Journal of Powder Technology, 2013, Article ID 598024 (2013) http://dx.doi.org/10.1155/2013/598024
Tomoya Oki, Hiroki Yamamoto, Toshio Osada, and Koji Takahashi Improvement of the Contact Strength of Al2O3/SiC by a Combination of Shot Peening and Crack-Healing
Journal of Powder Technology, 2013, Article ID 946984 (2013) http://dx.doi.org/10.1155/2013/946984
K. Takahashi and Y. Nishio, Improvement of the Contact Strength of Si3N4/SiC by a Combination of Shot Peening and Crack-Healing
Journal of Solid Mechanics and Materials Engineering, 6, 2, PP.144-153 (2012) http://dx.doi.org/10.1299/jmmp.6.144
Keiji Houjou and Koji Takahashi Crack-healing Behaviour of ZrO2 /SiC Composite Ceramics and Strength Properties of Crack-healing Specimens
International Journal of Structural Integrity, 3, 1, PP. 41-52 (2012) http://dx.doi.org/10.1108/17579861211209984
K.Takahashi, Y. Nishio, Y. Kimura, K. Ando, Improvement of strength and reliability of ceramics by shot peening and crack-healing
Journal of the European Ceramic Society, 30-15, PP.3047-3052 (2010) http://dx.doi.org/10.1016/j.jeurceramsoc.2010.07.030
Koji Takahashi, Young-Soon Jung, Yasuto Nagoshi, Kotoji Ando, Crack-healing behavior of Si3N4/SiC composite under stress and low oxygen pressure,
Materials Science and Engineering: A, 527, PP. 3343-3348 (2010) doi:10.1016/j.msea.2010.02.060
Keiji Houjou,Kotoji Ando, Koji Takahashi, Crack-healing behaviour of ZrO2/SiC composite ceramics,
International Journal of Structural Integrity, 1, 1, PP. 73-84 (2010) http://dx.doi.org/10.1108/17579861011023810
G.Magnani, L. Beaulardi, A. Brentari, T. Toyoda, K. Takahashi, Crack healing in liquid phase pressureless sintered silicon carbide-aluminum nitride composites,
Journal of the European Ceramic Society, 30-3, PP.769-773 (2010) http://dx.doi.org/10.1016/j.jeurceramsoc.2009.08.002
T. Osada, W. Nakao, K. Takahashi, K. Ando and S. Saito Kinetics of Self-Crack-Healing of Alumina/Silicon Carbide Composite Including Oxygen Partial Pressure Effect
Journal of the American Ceramic Society, 92, 4, (2009), pp.864-869. http://dx.doi.org/10.1111/j.1551-2916.2009.02992.x
Y.S. Jung, W. Nakao, K. Takahashi, K. Ando and S. Saito Crack Healing of Machining Cracks Introduced by Wheel Grinding and Resultant High-Temperature Mechanical Properties in a Si3N4/SiC Composite
Journal of the American Ceramic Society, 92, 1, (2009), pp.167-173. http://dx.doi.org/10.1111/j.1551-2916.2008.02826.x
Y.S. Jung, Y. Guo, W. Nakao, K. Takahashi, K. Ando and S. Saito Crack-Healing Behaviour and Resultant High Temperature Fatigue Strength of Machined Si3N4/SiC Composite Ceramic
Fatigue and Fracture of Engineering Materials and Structures, 31-1, (2008) , pp.2-11. http://dx.doi.org/10.1111/j.1460-2695.2007.01196.x
Masato Ono, Wataru Nakao, Koji Takahashi and Kotoji Ando Strength recovery of machined Al2O3/SiC composite ceramics by crack healing
Fatigue and Fracture of Engineering Materials and Structures, 30-12, (2007), pp.1140-1148. http://dx.doi.org/10.1111/j.1460-2695.2007.01182.x
K. Takahashi, K. Uchiide, Y. Kimura , W. Nakao, K. Ando and M. Yokouchi, Threshold Stress for Crack-Healing of Mullite Reinforced by SiC whiskers and SiC particles and Resultant Fatigue Strength at the Healing Temperature
Journal of the American Ceramic Society, 90-7 (2007), pp.2159-2164. http://dx.doi.org/10.1111/j.1551-2916.2007.01726.x
M. Ono, W. Nakao, K. Takahashi, M. Nakatani and K. Ando, A new methodology to guarantee the structural integrity of Al2O3/SiC composite using crack healing and a proof test
Fatigue and Fracture of Engineering Materials and Structures, 30-7 (2007), pp.599-607. http://dx.doi.org/10.1111/j.1460-2695.2007.01132.x
T. Osada, W. Nakao, K. Takahashi, K. Ando and S. Saito Strength recovery behavior of machined Al2O3/SiC nano-composite ceramics by crack-healing
Journal of the European Ceramic Society, 27-15 (2007), pp.3261-3267. http://dx.doi.org/10.1016/j.jeurceramsoc.2006.11.080
W. Nakao, K. Takahashi and K. Ando Threshold stress during crack-healing treatment of structural ceramics having the crack-healing ability
Materials Letters, 61-4 (2007), pp.2711-2713. http://dx.doi.org/10.1016/j.matlet.2006.04.122
K.Takahashi, Y.Mizobe, K.Ando and S.Saito Effects of frequency on the crack-healing behavior of Si3N4/SiC composite under cyclic stress
JSME International Journal Series A, 49-3, (2006), PP.307-313. http://dx.doi.org/10.1299/jsmea.49.307
W. Nakao, S. Mori, J. Nakamura, K. Takahashi, K. Ando and M. Yokouchi, Self-Crack-Healing Behavior of Mullite/SiC Particle/SiC Whisker Multi-Composites And Potential Use for Ceramic Springs
Journal of the American Ceramic Society, 89-4 (2006), PP. 1352-1357. http://dx.doi.org/10.1111/j.1551-2916.2005.00868.x
W. Nakao, M. Ono, S.K. Lee, K. Takahashi and K. Ando Critical crack-healing condition under stress of SiC whisker reinforced alumina
Journal of the European Ceramic Society, 25-16, (2005), PP. 3649-3655. http://dx.doi.org/10.1016/j.jeurceramsoc.2004.09.021
S. K. Lee, M. Ono, W. Nakao, K. Takahashi and K. Ando Crack-healing behaviour of mullite/SiC/Y2O3 composites and its application to the highest structural integrity of machined components
Journal of the European Ceramic Society, 25-15, (2005), PP. 3495-3502. http://dx.doi.org/10.1016/j.jeurceramsoc.2004.08.024
K. Takahashi, H. Murase, S. Yoshida, K. Houjou, K. Ando and S. Saito Improvement of static fatigue strength of Si3N4/SiC crack-healed under cyclic stress
Journal of the European Ceramic Society, 25-11, (2005), 1953-1959. http://dx.doi.org/10.1016/j.jeurceramsoc.2004.06.010
K. Takahashi, K. Ando, H. Murase, S. Nakayama and S. Saito Threshold Stress for Crack-Healing of Si3N4/SiC and Resultant Cyclic Fatigue Strength at the Healing Temperature
Journal of the American Ceramic Society, 88-3, (2005), PP. 645-651. http://dx.doi.org/10.1111/j.1551-2916.2005.00106.x
K. Ando, K. Furusawa, K. Takahashi and S. Sato Crack-healing ability of structural ceramics and a new methodology to guarantee the structural integrity using the ability and proof-test
Journal of the European Ceramic Society, 25-5, (2005) PP.549-558 http://dx.doi.org/10.1016/j.jeurceramsoc.2004.01.027
S.K. Lee, K. Takahashi, M. Yokouchi, H. Suenaga and K. Ando High Temperature Fatigue Strength of Crack-Healed Al2O3 Toughened by SiC Whiskers
Journal of the American Ceramic Society, 87-7, (2004), PP.1259-1264. http://dx.doi.org/10.1111/j.1151-2916.2004.tb07720.x
K. Takahashi, M. Yokouchi, S.K. Lee, K. Ando Crack-Healing Behavior of Al2O3 Toughened by SiC Whiskers
Journal of the American Ceramic Society, 86-12 (2003) PP.2143-2147. http://dx.doi.org/10.1111/j.1151-2916.2003.tb03622.x
K. Takahashi, B.S. Kim, M.C. Chu, S. Sato, K. Ando Crack-healing behavior and static fatigue strength of Si3N4/SiC ceramics healed under stress at temperature (800, 900, 1000 ℃)
Journal of the European Ceramic Society 23-11 (2003) PP.1971-1978. http://dx.doi.org/10.1016/S0955-2219(02)00428-4
K. Ando, K. Takahashi, S. Nakayama, S. Saito Crack-Healing Behavior of Si3N4/SiC Ceramics under Cyclic Stress and Resultant Fatigue Strength at the Healing Temperature
Journal of the American Ceramic Society, Vol.85, No.9, (2002), PP.2268-2272. http://dx.doi.org/10.1111/j.1151-2916.2002.tb00446.x
K. Ando, K. Houjyou, M.C. Chu, S. Takeshita, K. Takahashi, S. Sakamoto and S. Sato Crack-healing behaviour of Si3N4/SiC ceramics under stress and fatigue strength at the temperature of healing (1000℃)
Journal of the European Ceramic Society, 22-8(2002), PP.1339-1346. http://dx.doi.org/10.1016/S0955-2219(01)00435-6
Yamada Yoshitomi, Hirohito Eto, Takahashi Koji Influence of Crystal Structure of Nitride Compound Layer on Torsion Fatigue Strength of Alloy Steel
Metals, 9, 12 , PP. 1352 (2019) http://dx.doi.org/10.3390/met9121352
笛木隆太郎、高橋宏治、粂野文亮、澁谷紀仁 き裂状表面欠陥を有するステンレス鋼溶接継手の疲労限度改善と欠陥の無害化―レーザピーニングの効果―
圧力技術, 57, 2, PP. 82-91 (2019) doi:10.11181/hpi.57.82
R Fueki, K Takahashi, M Handa Fatigue Limit Improvement and Rendering Defects Harmless by Needle Peening for High Tensile Steel Welded Joint
Metals, 9, 2, PP.143 (2019) doi:10.3390/met9020143
Koji Takahashi, Hiroko Osedo, Takaya Suzuki, Shinsaku Fukuda Fatigue strength improvement of an aluminum alloy with a crack-like surface defect using shot peening and cavitation peening
Engineering Fracture Mechanics, 193(15),151-161 (2018) https://doi.org/10.1016/j.engfracmech.2018.02.013
Ryutaro Fueki and Koji Takahashi Prediction of Fatigue Limit Improvement in Needle Peened Welded Joints Containing Crack-like Defects
International Journal of Structural Integrity, 9(1),50-64 (2018) https://doi.org/10.1108/IJSI-03-2017-0019
Koji Takahashi, Makiko Nakagawa, Hitonobu Koike and Hideki Okada Improvement of torsional fatigue limit and rendering surface defect harmless by shot peening for spring steel
Journal of Physics: Conference Series, 842,PP.12066 (2017) http://dx.doi.org/10.1088/1742-6596/842/1/012066
Ryutaro Fueki, Koji Takahashi, Keiji Houjou Effect of peening on the fatigue limit of welded structural steel with surface crack, and rendering the crack harmless
Materials Sciences and Applications 6-6,PP.500-510 (2015) http://dx.doi.org/10.4236/msa.2015.66053
Keiji Houjou, Koji Takahashi, Kotoji Ando and Hisanori Abe Effect of peening on the fatigue limit of welded structural steel with surface crack, and rendering the crack harmless
International Journal of Structural Integrity 5-4 ,PP.279-289 (2014) http://dx.doi.org/10.1108/IJSI-12-2013-0048
Jun Yasuda, Koji Takahashi, Hideki Okada Improvement of Fatigue Limit by Shot Peening for High-Strength Steel Containing a Crack like Surface Defect -Influence of Stress Ratio-
International Journal of Structural Integrity 5-1 ,PP.45-59 (2014) http://dx.doi.org/10.1108/IJSI-07-2013-0012
Keiji Houjou, Koji Takahashi and Kotoji Ando Improvement of fatigue limit by shot peening for high-tensile strength steel containing a crack in the stress concentration zone
International Journal of Structural Integrity 4-2 ,PP.258-266 (2013) http://dx.doi.org/10.1108/17579861311321726
Koji Takahashi, Hideki Okada, Kotoji Ando Effects of Shot Peening on the Torsional Fatigue Limit of High-Strength Steel Containing an Artificial Surface Defect
International Journal of Structural Integrity 3巻 3号 (頁 274-284) (2012) http://dx.doi.org/10.1108/17579861211264389
松井勝幸,福岡和明,高橋宏治 浸炭鋼の低サイクル衝撃疲労強度に及ぼすショットピーニングの影響
ショットピーニング技術,24, 3, PP. 125-131 (2012).
北條 恵司,高橋 宏治,安藤 柱 応力集中部にき裂を有するばね鋼のショットピーニングによる疲労限度向上およびき裂の無害化
ショットピーニング技術,24, 1, PP. 2-10 (2012).
Keiji Houjou, Koji Takahashi and Kotoji Ando Analytical Investigation of Effect of Stress Ratio on Threshold Stress Intensity Factor Range Improved by Overload
International Journal of Structural Integrity,3, 1, PP. 53-60 (2012). http://dx.doi.org/10.1108/17579861211209993
K. Takahashi, T. Amano, K. Ando, F. Takahashi Improvement of Fatigue Limit by Shot Peening for High-Strength Steel Containing a Crack-like Surface Defect,
International Journal of Structural Integrity, 2-3, PP.281-292 (2011) http://dx.doi.org/10.1108/17579861111162888
Hiroshi Mizukami, Kazuya Hanaori, Koji Takahashi, Akira Tange, Kotoji Ando, Improvement of fatigue limit of steel containing a small crack-like surface defect by overload effect,
International Journal of Structural Integrity, 1-2, PP.153-160 (2010) http://dx.doi.org/10.1108/17579861011053880
Yasuaki Hashikura, Koji Takahashi, Yuji Miyazaki , Keiji Houjou and Kotoji Ando Overloading effect on the fatigue threshold stress intensity factor range (ΔKth) as a function of crack length in SUS316,
International Journal of Structural Integrity, 1, 1, PP.43-51 (2010) http://dx.doi.org/10.1108/17579861011023784
Y. Murakami, K. Takahashi and K. Toyama, Mechanism of crack path morphology and branching from small fatigue cracks under mixed loading
Fatigue and Fracture of Engineering Materials and Structures, 28, 1-2, PP.49-60(2005) http://dx.doi.org/10.1111/j.1460-2695.2004.00828.x
Y. Murakami, K. Takahashi and R. Kusumoto, Threshold and Growth Mechanism of Fatigue Cracks under Mode II and III Loadings,
Fatigue and Fracture of Engineering Materials and Structures, 26, 6, PP.523-531(2003) http://dx.doi.org/10.1046/j.1460-2695.2003.00644.x
Y. Murakami and K. Takahashi, Torsional Fatigue of a Medium Carbon Steel Containing an Initial Small Surface Crack Introduced by Tension-Compression Fatigue: Crack Branching, Non-propagation and Fatigue Limit,
Fatigue and Fracture of Engineering Materials and Structures, 21,12, PP.1473-1484 (1998) http://dx.doi.org/10.1046/j.1460-2695.1998.00128.x
ASHIBA Yasuhiro, KOIZUMI Yuu, TAKAHASHI Koji, HIRANO Akihiko, TAKAYAMAGI Tsuneo, FUKUHARA Yoshizumi, IWAMATSU Fuminori Low-cycle fatigue behavior of stainless-steel elbows having local wall thinning
Mechanical Engineering Journal , 7, 3, PP. 19-00582 (2020) doi:10.1299/mej.19-00582
Hiun Nagamori and koji Takahashi
The Revised Universal Slope Method to Predict the Low-Cycle Fatigue Lives of Elbow and Tee Pipes
Journal of Pressure Vessel Technology(ASME) 139(5) (頁 051402) 2017 https://dx.doi.org/10.1115/1.4037002
Yoshio Urabe, Koji Takahashi and Hisanori Abe Low Cycle Fatigue Evaluation of Pipe Bends Considering Multi-Axial Stress State
Journal of Pressure Vessel Technology(ASME) 137巻 4号 (頁 041404) 2015 http://dx.doi.org/10.1115/1.4028889
Koji Takahashi, Kotoji Ando, Kazuya Matsuo, Yoshio Urabe Estimation of Low-Cycle Fatigue Life of Elbow Pipes Considering the Multi-Axial Stress Effect
Journal of Pressure Vessel Technology(ASME) 136巻 4号 (頁 041405) 2014 http://dx.doi.org/10.1115/1.4026903
Y. Urabe, K. Takahashi, K. Sato, K. Ando Low Cycle Fatigue Behavior and Seismic Assessment for Pipe Bend Having Local Wall Thinning - Influence of Internal Pressure -
Journal of Pressure Vessel Technology(ASME) 135巻…号 (頁 041802) 2013 http://dx.doi.org/10.1115/1.4024444
Y. Urabe, K. Takahashi, K. Ando Low Cycle Fatigue Behavior and Seismic Assessment for Elbow Pipe Having Local Wall Thinning
Journal of Pressure Vessel Technology 134巻 4号 (頁 041801) 2012/08 http://dx.doi.org/10.1115/1.4005870
Koji Takahashi, Satoshi Tsunoi, Takumi Hara, Tomohiro Ueno, Akira Mikami, Hajime Takada, Kotoji Ando and Masaki Shiratori, Experimental study of low-cycle fatigue of pipe elbows with local wall thinning and life estimation using finite element analysis,
International Journal of Pressure Vessels and Piping, 87-5, PP.211-219 (2010) doi:10.1016/j.ijpvp.2010.03.022
Koji Takahashi, Sota Watanabe, Kotoji Ando, Yoshio Urabe, Akitaka Hidaka, Masakazu Hisatsune and Katsumasa Miyazaki Low cycle fatigue behaviors of elbow pipe with local wall thinning
Nuclear Engineering and Design, 239-2, PP.2719-2727 (2009). http://dx.doi.org/10.1016/j.nucengdes.2009.09.011
Yasuaki Hashikura,Keiji Houjou,Yuji Miyazaki,Koji Takahashi,Kotoji Ando Effect of overload on the fatigue threshold stress intensity factor range (ΔKth) of SUS316
Journal of High Pressure Institute of Japan, 47-5, (2009), PP. 22-28. http://dx.doi.org/10.11181/hpi.47.314
Koji Takahashi, Akihiko Kato, Kotoji Ando, Masakazu Hisatsune and Kunio Hasegawa Fracture and Deformation Behaviors of Tee Pipe with Local Wall Thinning
Nuclear Engineering and Design, 237-2, (2007), PP.137-142. http://dx.doi.org/10.1016/j.nucengdes.2006.03.016
S.H. Ahn, K.W. Nam, K. Takahashi, K. Ando Comparison of experimental and finite element analysis results for the strength and deformation of pipes with local wall thinning subjected to bending moment
Nuclear Engineering and Design, 236-2 (2006), PP.140-155. http://dx.doi.org/10.1016/j.nucengdes.2005.07.010
K. Ando, K. Takahashi, T. Osada, Structural ceramics with self-healing properties, in A.S.H. Makhlouf Eds.,:Handbook of Smart Coatings for Materials Protection, Chapter 22, 586-605, Woodhead Publishing, (2014)
K.Ando, K.Takahashi and W.Nakao, Self-Crack-Healing Behavior of Structural Ceramics, in T.Y. Tseng and H.S. Nalwa Eds.,:Handbook of Nanoceramics and Their Based Nanodevices, Vol.3, Chapter 1, 1-26, American Scientific Publishers, Valencia, USA, (2009)
Kotoji Ando, Koji Takahashi, Wataru Nakao, Toshio Osada, and Kae Iwanaka, New Technology for Increasing Through-Life Reliability of Ceramics Components Using Self-Crack-Healing Ability, Journal of Powder Technology 2013, Article ID 937312 (2013)