Associate Professor Masakatsu Hasegawa’s research achievements are displayed from ResearchMap. (Refreshed every 24 hours)
Papers 64
Morphological Stability Limits of Ag–Cu–Al Nanocrystalline Thin Films Prepared via Reactive Sputtering in Ar–O2 Mixed Gas
Yoshiyuki Ueshima, Masakatsu Hasegawa, Naoyoshi Kubota, Yuya Matamura, Eiichiro Matsubara, Kazuaki Seki, Tetsuji Hirato
Metallurgical and Materials Transactions A, 2024-06-18Peer-reviewed
Thermal Stability of Nanocrystalline Ag–Cu–Al Alloy Films with Densely Dispersed Alumina Particles Prepared via Reactive Sputtering Using Ar–O2 Mixed Gas
Yoshiyuki Ueshima, Masakatsu Hasegawa, Naoyoshi Kubota, Yuya Matamura, Eiichiro Matsubara, Kazuaki Seki, Tetsuji Hirato
Metallurgical and Materials Transactions A, 2024-04-16Peer-reviewed
Effect of Iron Oxide Dissolution on Thermochemical Property of Solid Solution between Ca2SiO4 and Ca3P2O8 at 1573 K
Keijiro Saito, Yoshiyuki Makino, Masakatsu Hasegawa
ISIJ International, 2024-04-15Peer-reviewedCorresponding author
Activity of Iron Oxide in Slag with Nepheline Syenite Added as a Flux
Yusaku Sakamoto, Keijiro Saito, Masakatsu Hasegawa
ISIJ International, 2024-04-15Peer-reviewedCorresponding author
Effect of Iron Oxide on Sulfide Capacities of CaO-SiO<sub>2</sub>-FeO and CaO-Al<sub>2</sub>O<sub>3</sub>-FeO Ternary Systems
Masakatsu Hasegawa, Keijiro Saito, Kosuke Awaya, Domu Mitsuyama
ISIJ International, 2024
Modification of the activities of components in Ca<sub>2</sub>SiO<sub>4</sub>-Ca<sub>3</sub>P<sub>2</sub>O<sub>8</sub> solid solution at 1573 K
Keijiro Saito, Masakatsu Hasegawa
ISIJ International, 2024
Chemical Reaction between Inclusion Compound of Ca12Al14O33 and Sulfur in Gas Phase
Keijiro Saito, Shogo Nagata, Yoshiaki Kashiwaya, Masakatsu Hasegawa
ISIJ International, 2023-07-15Peer-reviewedCorresponding author
Nanocrystalline Ag–Cu–Al Alloy thin films with densely dispersed alumina particles prepared using reactive sputtering method with Ar–O2 mixed gas
Yoshiyuki Ueshima, Masakatsu Hasegawa, Naoyoshi Kubota, Yuya Matamura, Eiichiro Matsubara, Kazuaki Seki, Tetsuji Hirato
Materialia, 2023-07
Sulfide Capacity and Activity of Iron Oxide in CaO-SiO2-FeO Ternary System at 1573 K
K.Awaya, D.Mitsuyama, K.Tamaki, K.Saito, Y.Kashiwaya, M.Hasegawa
ISIJ International, 2023-05Peer-reviewedCorresponding author
Solubility and Activity of Iron Oxide in Solid Solutions between Ca2SiO4 and Ca3P2O8 at 1573 K
K.Saito, Y.Kashiwaya, M.Hasegawa
ISIJ International, 2023-04Peer-reviewedCorresponding author
Phase Equilibria in High Phosphate-Containing Slag without CaO
Y.Uchida, C.Watanabe, M.Hasegawa
ISIJ International, 2023-01Peer-reviewed
1573KにおけるCaO-SiO2-Cr2O3三元系の相平衡関係と成分活量
岩橋広大, 橋本修志, 山内遼平, 齋藤啓次郎, 長谷川将克
鉄と鋼, 2022-08Peer-reviewedCorresponding author
Thermochemical Properties of Copper-Iron-Sulfur Alloy as Reference Metallic Phase for Analyzing Resulfurization
Naoya Matsushita, Kosuke Awaya, Keijiro Saito, Masakatsu Hasegawa
ISIJ International, 2021-12Peer-reviewedCorresponding author
Phase Equilibria in High Phosphate-Containing Slag without CaO Saturation at Elevated Temperature
Chiho Watanabe, Yu-ichi Uchida, Masakatsu Hasegawa
鉄と鋼, 2021-09Peer-reviewed
Phase Relationship and Activities of Components in CaO-SiO2-Cr2O3 Ternary System at 1573K
Kodai Iwahashi, Shuji Hashimoto, Ryohei Yamauchi, Keijiro Saito, Masakatsu Hasegawa
ISIJ International, 2021-05Peer-reviewedCorresponding author
FexO Activities in FexO-CaO-SiO2 Ternary System at 1573K
Keijiro Saito, Yusuke Oshima, Masakatsu Hasegawa
ISIJ International, 2021-03Peer-reviewedCorresponding author
Activities of P2O5 in Solid Solutions between Di-calcium Silicate and Tri-calcium Phosphate at 1573K
Taihei Saito, Toru Nishimura, Keijiro Saito, Masakatsu Hasegawa
ISIJ International, 2020-12Peer-reviewed
Activities of FexO in Molten Slags Coexisting with Solid CaO and Ca2SiO4-Ca3P2O8 Solid Solution
K. Miwa, R. Matsugi, M. Hasegawa
Tetsu-to-Hagane, 2019-06Peer-reviewed
Activities of FexO in Molten Slags Coexisting with Solid CaO and Ca2SiO4-Ca3P2O8 Solid Solution
Kohei Miwa, Ryota Matsugi, Masakatsu Hasegawa
ISIJ INTERNATIONAL, 2017Peer-reviewed
Activities of FeO and P2O5 in Dephosphorization Slags Coexisting with Solid Solutions between Di-calcium Silicate and Tri-calcium Phosphate
Ryota Matsugi, Kohei Miwa, Masakatsu Hasegawa
ISIJ INTERNATIONAL, 2017Peer-reviewed
Effect of Applied Voltage on the Current Density of CO2 Electrolysis in High Temperature
Yoshiaki Kashiwaya, Yohei Shiomi, Takahiro Nomura, Masakatsu Hasegawa
ISIJ INTERNATIONAL, 2015Peer-reviewed
Recovery of Zinc from Used Alkali-Manganese Dry Cells
M. Hasegawa, R. Ueyama, Y. Kashiwaya, T. Hirato
Journal of Sustainable Metallurgy, 2015Peer-reviewed
Iso-thermal Section of the Phase Diagram of the System Na2MoO4-MoO3-La2O3 at 1073 K
G. Wei, M. Hasegawa, M. Ichinose, S. Miyata, N. Yokozeki, M. Myouchin, M. Iwase
HIGH TEMPERATURE MATERIALS AND PROCESSES, 2014-08Peer-reviewed
Mechanism for Improvements of Sulfur Removal from Hot Metal by Aluminum Additions
Masakatsu Hasegawa, Yoshitaka Katahira, Hiroshi Niitani, Tomohiro Kakinuma, Masanori Iwase, Masaki Iwasaki
TETSU TO HAGANE-JOURNAL OF THE IRON AND STEEL INSTITUTE OF JAPAN, 2014Peer-reviewed
Thermodynamics of Impurities in Pure Iron Obtained by Hydrogen Reduction
Yoshiaki Kashiwaya, Masakatsu Hasegawa
TETSU TO HAGANE-JOURNAL OF THE IRON AND STEEL INSTITUTE OF JAPAN, 2014Peer-reviewed
Activities of FexO in Na2O-Al2O3-SiO2-FexO Homogeneous Liquid Slags at 1673 K
M. Hasegawa, T. Hayashi, T. Sasaki, M. Iwase
HIGH TEMPERATURE MATERIALS AND PROCESSES, 2012-10Peer-reviewed
Effect of Wood Biomass Addition on the Char Making Process of Waste Plastic for Controlling the Combustion Efficiency
Y. Ito, M. Hasegawa, Y. Kashiwaya, M. Iwase
HIGH TEMPERATURE MATERIALS AND PROCESSES, 2012-10Peer-reviewed
Thermodynamic Properties of Solid Solutions between Di-calcium Silicate and Tri-calcium Phosphate
M. Hasegawa, Y. Kashiwaya, M. Iwase
HIGH TEMPERATURE MATERIALS AND PROCESSES, 2012-10Peer-reviewed
Thermodynamics of Impurities in Pure Iron Obtained by Hydrogen Reduction
Yoshiaki Kashiwaya, Masakatsu Hasegawa
ISIJ INTERNATIONAL, 2012Peer-reviewed
Solubilities of Chlorine in CaO-SiO2-Al2O3-MgO Slags: Correlation Between Sulfide and Chloride Capacities
M. Okeda, M. Hasegawa, M. Iwase
METALLURGICAL AND MATERIALS TRANSACTIONS B-PROCESS METALLURGY AND MATERIALS PROCESSING SCIENCE, 2011-04Peer-reviewed
The Influence of Carbonaceous Material on the Melting Behaviour of Mould Powder
D. Singh, P. Bhardwaj, Y. D. Yang, A. McLean, M. Hasegawa, M. Iwase
STEEL RESEARCH INTERNATIONAL, 2010-11Peer-reviewed
Interaction Parameter e(O)(C) for Carbon-saturated Liquid Iron between 1623 and 1723 K
Y. Kashiwaya, M. Hasegawa, H. Niitani, T. Kakinuma, M. Iwase
STEEL RESEARCH INTERNATIONAL, 2010-05Peer-reviewed
Formation Free Energies of Solid Solution between Tri-Calcium Phosphate and Di-Calcium Silicate
H. Takeshita, M. Hasegawa, Y. Kashiwaya, M. Iwase
STEEL RESEARCH INTERNATIONAL, 2010-02Peer-reviewed
Activities of FexO in CaO-(Na2O)(0.1875)(K2O)(0.0625)(Al2O3)(0.25)(SiO2)(0.5)-FexO Pseudo-Ternary Slags
H. Ozawa, M. Hasegawa, Y. Kashiwaya, M. Iwase
STEEL RESEARCH INTERNATIONAL, 2010-01Peer-reviewed
Thermochemistry of Heterogeneous CaO-P2O5-SiO2-FexO and CaO-P2O5-CaF2-FexO Slags
Masakatsu Hasegawa, Masanori Iwase
TETSU TO HAGANE-JOURNAL OF THE IRON AND STEEL INSTITUTE OF JAPAN, 2009-03Peer-reviewed
Thermodynamic Properties of KCl-CeCl3 Binary System
T. Nakajima, M. Hasegawa, Y. Kashiwaya, M. Myochin, M. Iwase
HIGH TEMPERATURE MATERIALS AND PROCESSES, 2009Peer-reviewed
Iso-thermal Section of the Phase Diagram of the System Na2MoO4-MoO3-CeO2 at 1073 K
M. Hasegawa, H. Takeshita, S. Miyata, M. Myouchin, M. Iwase
HIGH TEMPERATURE MATERIALS AND PROCESSES, 2009Peer-reviewed
Electrochemical Measurements of Oxygen Potentials in the Slag System CaO-P(2)O(5)-SiO(2)-Fe(x)O
M. Matsu-surye, K. Fushi-tani, M. Hasegawa, M. Iwase
STEEL RESEARCH INTERNATIONAL, 2008-09Peer-reviewed
Water vapor pressures of LiCl center dot 2H(2)O-saturated solutions and C2H2O4 center dot 2H(2)O-C2H2O4 mixtures
H. Takeshita, M. Hasegawa, M. Iwase
HIGH TEMPERATURE MATERIALS AND PROCESSES, 2008Peer-reviewed
Utilization of waste plastic for the production of metallic iron, hydrogen and carbon monoxide without generating carbon dioxide
Takehito Matsuda, Masakatsu Hasegawa, Akiyoshi Ikemura, Kazumasa Wakimoto, Masanori Iwase
ISIJ INTERNATIONAL, 2008Peer-reviewed
Phase equilibrium of the system CaO-P2O5-SiO2 between 1473 K and 1673 K
M. Matsu-Suye, M. Hasegawa, K. Fushi-Tani, M. Iwase
STEEL RESEARCH INTERNATIONAL, 2007-06Peer-reviewed
Chemical potentials of oxygen in four-phase assemblages of the system CaO-P2O5-CaF2-FexO
K. Fushi-tani, M. Matsu-suye, M. Hasegawa, M. Naito, M. Iwase
STEEL RESEARCH INTERNATIONAL, 2007-02Peer-reviewed
Variation of Fe3+/Fe2+ and Cu2+/Cu+ equilibrium with basicity of oxide melts
M. Nakasaki, M. Hasegawa, M. Iwase
METALLURGICAL AND MATERIALS TRANSACTIONS B-PROCESS METALLURGY AND MATERIALS PROCESSING SCIENCE, 2006-12Peer-reviewed
Utilization of waste wood for production of iron, carbon monoxide and hydrogen without generating carbon dioxide
T. Matsuda, M. Takekawa, M. Hasegawa, Y. Ikemura, K. Wakimoto, T. Ariyama, M. Iwase
STEEL RESEARCH INTERNATIONAL, 2006-11Peer-reviewed
Control of slag volume in steelmaking
M. Iwase, M. Hasegawa, K. Wakimoto, K. Yamada, Y. Kikuchi, K. Katogi
TRANSACTIONS OF THE INDIAN INSTITUTE OF METALS, 2006-10Peer-reviewed
Reaction between CaO-SiO2-Al2O3 slags and H-2+HCl+H(2)Ogas mixtures
H. Toyota, M. Hasegawa, S. Oh-yama, K. Wakimoto, T. Ariyama, M. Asanuma, M. Iwase
STEEL RESEARCH INTERNATIONAL, 2006-06Peer-reviewed
Activity of iron oxide in magnesiowustite in equilibrium with solid metallic iron
Masakatsu Hasegawa, Tatsuro Tsukamoto, Masanori Iwase
MATERIALS TRANSACTIONS, 2006-03Peer-reviewed
Sulphide capacities of CaO-SiO2-Al2O3-MgO slags
H Hayakawa, M Hasegawa, K Oh-nuki, T Sawai, M Iwase
STEEL RESEARCH INTERNATIONAL, 2006-01Peer-reviewed
Investigation of polyethylene and paper as blast furnace injectant
T. Matsuda, T. Ikemura, Y. Taanaka, M. Hasegawa, K. Wakimoto, M. Iwase
HIGH TEMPERATURE MATERIALS AND PROCESSES, 2006Peer-reviewed
Solubilities of CO2 in binary alkali germanate melts
T. Okada, M. Hasegawa, Y. Uchida, M. Iwase
HIGH TEMPERATURE MATERIALS AND PROCESSES, 2006Peer-reviewed
The activities of FexO in {CaO-SiO2-Al2O3-MgO-FexO} slags at 1723 K
T Kishimoto, M Hasegawa, K Ohnuki, T Sawai, M Iwase
STEEL RESEARCH INTERNATIONAL, 2005-05Peer-reviewed
A new experimental technique for determinations of the activities of P2O5 and FexO - the system CaO-P2O5-FexO
Y Kaida, M Hasegawa, Y Kikuchi, K Wakimoto, M Iwase
METALLURGICAL AND MATERIALS TRANSACTIONS B-PROCESS METALLURGY AND MATERIALS PROCESSING SCIENCE, 2005-02Peer-reviewed
Activities of phosphorus in copper-iron liquid alloys saturated with copper-iron solid solutions
Y Kaida, M Hasegawa, Y Kikuchi, K Wakimoto, M Iwase
STEEL RESEARCH INTERNATIONAL, 2004-06Peer-reviewed
Activities of FexO within four-phase assemblages of the system CaO-SiO2-MgO-FexO
A Iso-Bayashi, M Hasegawa, M Naito, M Iwase
ISIJ INTERNATIONAL, 2004Peer-reviewed
Activities of phosphorus in copper-iron liquid alloys saturated with copper-iron solid solutions
Y. Kaida, M. Hasegawa, Y. Kikuchi, K. Wakimoto, Manasori Iwase
Steel Research International, 2004Peer-reviewed
Activities of phosphorus in copper-cobalt liquid alloys saturated with solid copper-cobalt solid solutions at 1573 K
M Hasegawa, Y Kikuchi, M Iwase
SCANDINAVIAN JOURNAL OF METALLURGY, 2003-12Peer-reviewed
Activities of phosphorus in copper-nickel liquid alloys saturated with solid copper-nickel solid solutions at 1573 K
M Hasegawa, Y Kikuchi, M Iwase
METALLURGICAL AND MATERIALS TRANSACTIONS B-PROCESS METALLURGY AND MATERIALS PROCESSING SCIENCE, 2003-10Peer-reviewed
Chemical potentials of oxygen within four-phase assemblages of the system CaO-SiO2-Al2O3-FeO
T Enaka, Y Uchida, M Hasegawa, M Naito, A McLean, M Iwase
SCANDINAVIAN JOURNAL OF METALLURGY, 2003-08Peer-reviewed
Investigation of waste wood as a blast furnace injectant
M Takekawa, K Wakimoto, M Matsu-Ura, M Hasegawa, M Iwase, A McLean
STEEL RESEARCH INTERNATIONAL, 2003-06Peer-reviewed
A thermochemical study of the CaO+P2O5+Fe(x)Osystem-regions in equilibrium with solid Ca3P2O8
M Hasegawa, M Iwase, K Wakimoto, A McLean
SCANDINAVIAN JOURNAL OF METALLURGY, 2003-02Peer-reviewed
Formation Gibbs energy of Na2RuO3
H Sone, M Hasegawa, M Iwase, M Myochin
HIGH TEMPERATURE MATERIALS AND PROCESSES, 2003Peer-reviewed
Activity of phosphorus in liquid cobalt-phosphorus alloys in equilibrium with solid cobalt
M Hasegawa, M Iwase, A McLean
SCANDINAVIAN JOURNAL OF METALLURGY, 2002-02Peer-reviewed
Activities of iron in liquid copper-iron alloys saturated with copper-iron solid solutions
M Hasegawa, K Wakimoto, M Iwase
HIGH TEMPERATURE MATERIALS AND PROCESSES, 2002Peer-reviewed
Activities of phosphorus in Cu-Co alloys at 1573K
M Hasegawa, M Iwase, A McLean
SCANDINAVIAN JOURNAL OF METALLURGY, 1998-10Peer-reviewed