K. Koyanagi

Tokyo City University — Japan

Materials Science · Physical Sciences

6h-index212citations12works1.02yr avg
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Research Topics

Microstructure and mechanical properties(3), Fatigue and fracture mechanics(3), Advanced Welding Techniques Analysis(3), Microstructure and Mechanical Properties of Steels(2), Aluminum Alloy Microstructure Properties(2)

Publications12 total

Effect of the Addition of Large-sized AlN Whiskers on the Properties of AlN Ceramics
Journal of the Society of Powder Technology Japan·2025Open Access
Gate stress-induced mobility degradation in NO-nitrided SiC(0001) MOSFETs
Applied Physics Letters·2024· 2 cited
Fractography and mechanical properties of practical superconducting wires at cryogenic temperatures.
Journal of the Society of Materials Science Japan·1987Open Access
Dislocation structures adjacent to fatigue crack tips propagating at high rates in copper and 70/30 brass
Metallurgical Transactions A·1980· 9 cited
Dislocation structures associated with fracture surface topographies in Stage II fatigue crack growth in copper and 70 : 30 brass
Metal Science·1980· 14 cited
A study on the effect of stacking fault energy on fatigue crack propagation as deduced from dislocation patterns
Metallurgical Transactions A·1979· 40 cited
Dislocation Structures Around the Crack Tips in the Early Stage in Fatigue of Iron
1979· 9 cited
Dislocation structures around the tips of propagating fatigue cracks in copper
Philosophical magazine. A/Philosophical magazine. A. Physics of condensed matter. Structure, defects and mechanical properties·1978· 24 cited
DISLOCATION STRUCTURES AROUND THE CRACK TIPS IN THE EARLY STAGE IN FATIGUE OF α-BRASS
Elsevier eBooks·1978· 5 citedOpen Access
Early stage crack tip dislocation morphology in fatigued copper
Metallurgical Transactions A·1977· 109 cited
Direct Observations of Substructures around the Cracks in the Early Stage of Fatigue in Copper
Journal of the Society of Materials Science Japan·1977
The route of fatigue cracks as deduced from dislocation patterns
Gruppo Italiano Frattura Digital Repository (Gruppo Italiano Frattura)Open Access

Frequent Co-authors

K. Katagiri(6), J. Awatani(6), Kazumune KATAGIRI(4), A. Omura(3), Toshihiko SHIRAISHI(3), Hideo Kaneshiro(3), Jôbu AWATANI(2), Yosuke Onishi(2), Masahiro Tsuji(2), Takuma Kobayashi(1), Hirohisa Hirai(1), Mitsuru Sometani(1), Mitsuo Okamoto(1), Heiji Watanabe(1), Akira Omura(1), Tetsuro Shiraishi(1), Runa Miyata(1), Ryota Kobayashi(1), Masahiko Fukumoto(1), Shigehiro Nishijima(1)