Research Achievements - Original paper -

Effect of mass-balance error on evolution of solid-liquid interface during solidification and melting in cellular automaton simulations

Yukinobu Natsume, Kota Kaneko

ISIJ International ( 日本鉄鋼協会 )  65 ( 11 ) 1653 - 1664   2025.10  [Refereed]

Research paper (journal)   Domestic Co-author

DOI

Effect of solidification structure morphology on macrosegregation generated by solidification shrinkage flow due to bridging

  111 ( 9 ) 458 - 466   2025.06  [Refereed]

Research paper (journal)   Domestic Co-author

DOI

Finite element analysis of wave propagation in austenitic stainless steel welds with three-dimensional solidification structures predicted by cellular automaton method

Shan Lin, Yukinobu Natsume, Masaki Nagai

NDT and E International ( Elsevier )  154   103365   2025.03  [Refereed]

Research paper (journal)   Domestic Co-author

DOI

Ultrasonic wave propagation analyses in centrifugally cast stainless steel using solidification grain structure models

Masaki Nagai, Yukinobu Natsume, Shan Lin, Kazuyuki Nakahata

International Journal of Pressure Vessels and Piping ( Elsevier )  209   105192   2024.05  [Refereed]

Research paper (journal)   Domestic Co-author

DOI

Evaluation of Austenite–Ferrite Phase Transformation in Carbon Steel Using Bayesian Optimized Cellular Automaton Simulation

Fei Sun, Yoshihisa Mino, Toshio Ogawa, Ta-Te Chen, Yukinobu Natsume, Yoshitaka Adachi

Materials ( MDPI )  16   6922   2023.10  [Refereed]

Research paper (journal)   Domestic Co-author

DOI

Benchmark Experiment to Evaluate Macrosegregation Generated by Bridging and Solidification Shrinkage Flow

Yukinobu NATSUME, Muneto SASAKI, Taka NARUMI, Hideyuki YASUDA, Hisao ESAKA

ISIJ International ( 日本鉄鋼協会 )  63 ( 7 ) 1114 - 1121   2023.07  [Refereed]

Research paper (journal)   Domestic Co-author

DOI

High-precision solidification simulation by estimating heat transfer coefficients through data assimilation

Y Natsume, T Oikawa, M Ohno

Materials Science and Engineering ( IOP Publishing Ltd )  1274   012029   2023.03  [Refereed]

Research paper (journal)   Domestic Co-author

DOI

Application of heat transfer coefficient estimation using data assimilation and a 1-D solidification model to 3-D solidification simulation

Toshihiko Oikawa, Yukinobu Natsume, Munekazu Ohno

ISIJ International ( 日本鉄鋼協会 )  62 ( 8 ) 1666 - 1673   2022.08  [Refereed]

Research paper (journal)   Domestic Co-author

DOI

Acceleration of Microstructure Simulation by Applying Deep Learning to Equilibrium-Concentration Calculation of Multi-Component Alloy

J. Ogawa, Y. Natsume

Journal of Japan Foundry Engineering Society ( Japan Foundry Engineering Society )  94 ( 4 ) 187 - 193   2022.04  [Refereed]

Research paper (journal)   Domestic Co-author

DOI

Three-dimensional large-scale grain growth simulation using a cellular automaton model

J. Ogawa, Y. Natsume

Computational Materials Science ( Elsevier )  199   110729   2021.07  [Refereed]

Research paper (journal)   Domestic Co-author

DOI

Cellular automaton model for predicting the three-dimensional eutectic structure of binary alloys

J. Ogawa, Y. Natsume

Computational Materials Science ( Elsevier )  195   110497   2021.04  [Refereed]

Research paper (journal)   Domestic Co-author

DOI

Cellular automaton modelling to predict multi-phase solidification microstructures for Fe-C peritectic alloys

Ogawa J., Natsume Y.

Materials Science and Engineering   861 ( 1 ) 012059   2020.06  [Refereed]

Research paper (journal)   Domestic Co-author

DOI

Estimation of Time-dependent Heat Transfer Coefficient in Unidirectional Casting Using a Numerical Model Coupled with Solidification Analysis and Data Assimilation

Yukinobu Natsume, Yukimi Oka, Jota Ogawa, Munekazu Ohno

International Journal of Heat and Mass Transfer   150   119222   2020.04  [Refereed]

Research paper (journal)   Domestic Co-author

DOI

Numerical simulations of solidification structures and macrosegregation by a cellular automaton model coupled with flow calculations

Yukinobu Natsume

Material Science and Engineering   529   012038-1 - 012038-6   2019.06  [Refereed]

Research paper (journal)   Single author

Evaluation of Dendrite Structure in Alloys

Takumi Hatayama, Yukinobu Natsume, Kenichi Ohsasa

Tetsu-to-Hagane   103 ( 12 ) 695 - 702   2017.12  [Refereed]

Research paper (journal)   Domestic Co-author

Numerical Modelling to Predict Macrosegregation Coupled with Model for Formation of Solidification Microstructures

Yukinobu Natsume

tetsu-to-Hagane   103 ( 12 ) 730 - 737   2017.12  [Refereed]

Research paper (journal)   Single author

DOI

Numerical Simulation of Macrosegregation Formed Due to Solidification Shrinkage and Bridging of Solidification Structures

Yukinobu Natsume

Tetsu-to-Hagane   103 ( 12 ) 738 - 746   2017.12  [Refereed]

Research paper (journal)   Single author

DOI

Prediction of Microsegregation in Fe-C-Cr Ternary Alloy Using a Cellular Automaton Model with a Triple-layered Multi-grid Method

Yukinobu NATSUME

ISIJ International   56 ( 8 ) 1378 - 1385   2016.08  [Refereed]

Research paper (journal)   Single author

DOI

Evaluation Based on Numerical Simulations for Influence of Local Melt Flow around Solid-liquid Interface on Dendritic Growth of Alloy

Yukinobu NATSUME, Kenichi OHSASA

Tetsu-to-Hagane   102 ( 3 ) 151 - 156   2016.03  [Refereed]

Research paper (journal)   Domestic Co-author

DOI

Analysis for the Effect of Fluid Flow on Solute Redistribution during Alloy Solidification by Using Cellular Automaton Method

Kenichi OHSASA, Yukinobu NATSUME

Tetsu-to-Hagane   102 ( 3 ) 157 - 163   2016.03  [Refereed]

Research paper (journal)   Domestic Co-author

DOI

Numerical Study of Oscillating Melt Flows and Its Solute Transport Driven by Electromagnetic Force around Dendrite

Kazuyuki UENO, Yukinobu NATSUME, Shin-ichi SHIMASAKI, Kazuhiko IWAI, Kenichi OHSASA

Tetsu-to-Hagane   102 ( 3 ) 141 - 150   2016.03  [Refereed]

Research paper (journal)   Domestic Co-author

DOI

Numerical Simualtion of Solidification Microstructure Formation Using Cellular Automaton Method with Triple-grid Method

Yukinobu Natsume

Jounal of Japan Foundry Engineering Society   87 ( 9 ) 636 - 641   2015.09  [Refereed]

Research paper (journal)   Single author

Cellular Automaton Modeling of Dendrite Growth Using a Multi-grid Method

Yukinobu Natsume, Kenichi Ohsasa

Materials Science and Engineering   84   012050-1 - 012050-9   2015.06  [Refereed]

Research paper (journal)   Domestic Co-author

DOI

Evaluation of Dendrite Morphology Using Fractal Dimension and Dimensionless Perimeter in Unidirectionally Solidification

K. Ohsasa, Y. Natsume

Materials Science and Engineering   84   012033   2015.06  [Refereed]

Research paper (journal)   Domestic Co-author

Three-dimensional Cellular Automaton Model for the Prediction of Microsegregation in Solidification Grain Structures

Y. Natsume, K. Ohsasa

ISIJ International   54   415 - 421   2014.02  [Refereed]

Research paper (journal)   Domestic Co-author

Evaluation of Permeability for Columnar Dendritic Structures by Three-dimensional Numerical Flow Analysis

Y. Natsume, D. Takahashi, K. Kawashima, E. Tanigawa, K. Ohsasa

ISIJ International   54 ( 2 ) 366 - 373   2014.02  [Refereed]

Research paper (journal)   Domestic Co-author

DOI

Quantitative Model to Determine Permeability for Columnar Dendritic Structures

Y. Natsume, D. Takahashi, K. Kawashima, E. Tanigawa, K. Ohsasa

ISIJ International ( 日本鉄鋼協会 )  53 ( 5 ) 837 - 847   2013.05  [Refereed]

Research paper (journal)   Domestic Co-author

DOI

Prediction of Dendrite Morphology in Fe-base Ternary Alloys and Evaluation of Permeability

  99 ( 2 ) 126 - 134   2013.02  [Refereed]

Research paper (journal)   Domestic Co-author

DOI

Fractal Characteristic of Dendrite in Aluminum Alloys

K. Ohsasa, T. Katsumi, R. Sugawara, Y. Natsume

Materials Science and Engineering   33   012108   2012.06  [Refereed]

Research paper (journal)   Domestic Co-author

DOI

Numerical Modeling of Microsegregation for Fe-base Multicomponent Alloys with Peritectic Transformation Coupled with Thermodynamic Calculation

Y. Natsume, M. Shimamoto, H. Ishida

ISIJ International   50 ( 12 ) 1867 - 1874   2010.12  [Refereed]

Research paper (journal)   Domestic Co-author

Characterization of Dendrite Morphology for Evaluating Interdendritic Fluidity Based on Phase-field Simulation

H. Ishida, Y. Natsume, K. Ohsasa

ISIJ International   49 ( 1 ) 37 - 43   2009.01  [Refereed]

Research paper (journal)   Domestic Co-author

Numerical Simulation of Solidification Structure Formation in High Mn Steel Casting Using Cellular Automaton Method

H. Ishida, Y. Natsume, K. Ohsasa

ISIJ International   48 ( 12 ) 1728 - 1733   2008.12  [Refereed]

Research paper (journal)   Domestic Co-author

Evaluation of Crystal Multiplication at Mold Wall during Solidification of Casting

T. Akagiri, Y. Natsume, K. Ohsasa, K. Matsuura

ISIJ International   48 ( 3 ) 355 - 361   2008.03  [Refereed]

Research paper (journal)   Domestic Co-author

Dendrite Growth Model Using Front Tracking Technique with New Growth Algorithm

M. Nakagawa, Y. Natsume, K. Ohsasa

ISIJ International   46 ( 6 ) 909 - 913   2006.06  [Refereed]

Research paper (journal)   Domestic Co-author

Numerical Simulation of Solidification Structure Formation during Continuous Casting in Fe-0.7mass%C Alloy Using Cellular Automaton Method

M. Yamazaki, Y. Natsume, H. Harada, K. Ohsasa

ISIJ International   46 ( 6 ) 903 - 908   2006.06  [Refereed]

Research paper (journal)   Domestic Co-author

Prediction of Casting Structure in Aluminum-base Multi-component Alloys Using Heterogeneous Nucleation Parameter

Y. Natsume, K. Ohsasa

ISIJ International   46 ( 6 ) 896 - 902   2006.06  [Refereed]

Research paper (journal)   Domestic Co-author

Modeling for Prediction of Casting Structure by Coupling Phase-field Method with Cellular Automaton Method

  77 ( 1 ) 31 - 36   2005.01  [Refereed]

Research paper (journal)   Domestic Co-author

Numerical Modeling of the Transient Liquid Phase Diffusion Bonding Process of Al Using Cu Filler Metal

Y. Natsume, K. Ohsasa, Y. Tayu, T. Momono, T. Narita

ISIJ International   43 ( 12 ) 1976 - 1982   2003.12  [Refereed]

Research paper (journal)   Domestic Co-author

Analysis of Growth Behavior of a Cellular and Dendritic Interface under a Constrained Growth Condition Using a Phase-field Model

Y. Natsume, K. Ohsasa, H. Esaka, T. Narita

Material Transactions   44 ( 5 ) 824 - 828   2003.05  [Refereed]

Research paper (journal)   Domestic Co-author

Phase-field Simulation of Transient Liquid Phase Bonding Process of Ni Using Ni-P Binary Filler Metal

Y. Natsume, K. Ohsasa, T. Narita

Material Transactions   44 ( 5 ) 819 - 823   2003.05  [Refereed]

Research paper (journal)   Single author

Investigation of the Mechanism of Alloy Dendrite Deflection due to Flowing Melt by Phase-field Simulation

Y. Natsume, K. Ohsasa, T. Narita

Material Transactions   43 ( 9 ) 2228 - 2234   2002.09  [Refereed]

Research paper (journal)   Domestic Co-author

Growth Direction of Cellular and Dendritic Interface in a Constrained Growth Condition

H. Esaka, H. Daimon, Y. Natsume, K. Ohsasa, M. Tamura

Material Transactions   43 ( 6 ) 1312 - 1317   2002.06  [Refereed]

Research paper (journal)   Domestic Co-author