HAYASHI Koji | Institute of Industrial Science, The University of Tokyo

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著作論文

Synthesis of New Mono-Carbonitride(W, Mo)(C, N) Powder by Heating W-Mo Alloy+C Mixed Powder in High-Pressure Nitrogen Gas (特集硬質材料)
Synthesis of New Mono-Carbonitride Mo(C,N) Powder by Heating Mo+C Mixed Powder in High-Pressure Nitrogen Gas (特集硬質材料)
Synthesis New Cabonitride W(C, N)Powder by Heating W+C Mixed Powder in High Pressure Nitrogen Gas
Applicabilities of Equations of σ_m=ψK_S_^ and σ_d^=σ_O^+Ka^ to Soda Lime Glass
Effects of Test Piece Length,Composition and Measuring Atmosphere on PTCR Characteristic of Porous BaTiO_3-Based Vacuum-Sintered Compacts Added with Partially Oxidized Ti Powder
Applicabilities of σm=ψKICSmf1/2 and σd-1=σ0-1+Ka1/2 to KIC Estimation of Hardmetals, Cermets and Ceramics (特集硬質材料)
Effect of Sintering Cooling Rate on V Segregation Amount at WC/Co Interface in VC-doped WC-Co Fine-Grained Hardmetal
A Consideration on Grain Growth in WC-Co Fine Grained Hardmetal by Numerical Calculation Based on Alloy Model with Three Kinds of Grain Sizes (特集硬質材料)
Development of Two New Methods for Estimating Fracture Stress of Fractured Hard or Brittle Materials from Its Fragments (特集硬質材料)
A Consideration on TiC-Core/(Ti,Mo)C-Rim Structure of TiC-Mo2C-Ni Cermet in Relation to Hypothesis "Exhaustion of Diffusion-Contributable Atomic Vacancies in Core/Rim Structure" (特集硬質材料)
Application of New Estimating Method of Fracture Toughness by Use of Equation of σ_m=ψK_S_^ to High Speed Steel
Application of an Equation Representing Reciprocal Fracture Strength versus Square Root of Fracture Origin Size to the Estimation of Fracture Toughness of Hard or Brittle Materials (特集硬質材料)
Applicability of New K_ Estimation Method Using Equation σ_m=ψK_S_^ for Hard or Brittle Materials to Ductile Hot Tool Alloy Steels
Automation of Measuring Fracture Surface Area and Shortening of Measuring Time for Hard Materials (特集硬質材料)
Measurement of Kinetic Energy of Flying Fragments in Bending Test of WC-10mass%Co Cemented Carbide (特集硬質材料)
Proposal of Atomic Models for Formation Process of Carbonitride W(C,N) Synthesized by Normal-and High-pressure Methods
One Evidence for New Hypothesis "Exhaustion of Diffusion-Contributable Vacancy in Core/Rim Structure
Open Pore Generation on Sintered Surface of Ti (C,N) Base Cermet and Its Mechanism (特集硬質材料)
Effects of Starting Powder Size and Ball-Milling Time on Microstructure of WC-Co Base Cemented Carbides Prepared from W+C+Co Base Mixed Powder (特集硬質材料)
High Temperature Strength of WC-Co Base Cemented Carbide Having Highly Oriented Plate-Like Triangular Prismatic WC Grains (特集硬質材料)
Mechanisms for Formation of Highly Oriented Plate-Like Triangular Prismatic WC Grains in WC-Co Base Cemented Carbides Prepared from W and C Instead of WC
Effects of N/(C+N) Atomic Ratio and Amount of Ti(C,N) on Chemical Reaction of Al2O3-Ti(C,N) Ceramics with Ni Plate (特集硬質材料)
Microstructure and Mechanical Properties of New WC-Co Base Cemented Carbide Having Highly Oriented Plate-Like Triangular Prismatic WC Grains (特集硬質材料)
Microstructual Change During FeSi_2 (β-phase) Formation and the Cause for Acceleration of the Formation Rate by Addition of Pd in Mn-doped Fe-66.7at%Si Alloy
Synthesis of New Mo(C,N) Powder by Heating Mo Powder in CH4+NH3 Mixed Gas of Normal-Pressure (特集硬質材料)
Products Obtained by Heating Cr Powder in CH4+NH3 Mixed Gas of Normal-Pressure (特集硬質材料)
Effect of Preheating Profiles on Nitrogen Contents of Mono-carbonitrides Synthesized by Heating W, Mo and W-Mo Powders in CH4+NH3 Mixed Gas of Normal-Pressure (特集硬質材料)
Synthesis of New(W,Mo)(C,N) Powder by Heating W-Mo Alloy Powder in CH_4+NH_3 Mixed Gas of Normal-Pressure
Preparation of Fe_4N Sintered Compact by Heating Green and Sintered Compacts of Fe Powder in Flowing NH_3+H_2 Mixed Gas

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