members, research theme, papers, thesis, research projects, links
査読付論文 
Scopus
| 1 | E. Iguchi and H. Nakatsugawa | Application of a Polarizable Point-Ion Shell Model to a Two-Dimensional Periodic Structure: The NiO (001) Surface | Physical Review B | Vol. 51 | pp.10956-10964 | 1995 |  |
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| 2 | H. Nakatsugawa and E. Iguchi | The NiO (001) Surface Structure Calculated by a Two-Dimensional Polarizable Point-Ion Shell Model | Surface Science | Vol. 357-358 | pp.96-101 | 1996 | |
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| 3 | H. Nakatsugawa and E. Iguchi | Electronic Structures in VO2 Using the Periodic Polarizable Point-Ion Shell Model and DV-Xα Method | Physical Review B | Vol. 55 | pp.2157-2163 | 1997 | |
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| 4 | H. Nakatsugawa and E. Iguchi | Transition Phenomenon in Ti2O3 using DV-Xα Cluster Method and Periodic Shell Model | Physical Review B | Vol. 56 | pp.12931-12938 | 1997 | |
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| 5 | W. H. Jung, H. Nakatsugawa and E. Iguchi | Electrical Transport in Semiconducting (LaMn1-xTix)1-γO3 (x≦0.05) | Journal of Solid State Chemistry | Vol. 133 | pp.466-472 | 1997 | |
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| 6 | E. Iguchi, K. Ueda and H. Nakatsugawa | Electrical transport in La1-xSrxCoO3 (0.03≦x≦0.07) below 60 K | Journal of Physics: Condensed Matter | Vol. 10 | pp.8999-9013 | 1998 | |
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| 7 | E. Iguchi, H. Nakatsugawa and K. Futakuchi | Polaronic Conduction in La2-xSrxCoO4 (0.25≦x≦1.10) below Room Temperature | Journal of Solid State Chemistry | Vol. 139 | pp.176-184 | 1998 | |
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| 8 | H. Nakatsugawa, E. Iguchi, W. H. Jung and F. Munakata | Small Polaron Hopping Conduction in Samples of Ceramic La1.4Sr1.6Mn2O7.06 | Australian Journal of Physics | Vol. 52 | pp.187-195 | 1999 | |
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| 9 | H. Nakatsugawa and E. Iguchi | The Origin of the Change in Type of the Majority Carrier in LaCo1-xTixO3 (0.05≦x≦0.15) | Journal of Physics: Condensed Matter | Vol. 11 | pp.1711-1722 | 1999 | |
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| 10 | 中津川博, 井口栄資 | La0.9(Sr1-xCax)1.1CoO4の熱電変換材料への応用 (Application of La0.9(Sr1-xCax)1.1CoO4 as a Thermoelectric Material) |
日本金属学会誌 (Journal of Japan Institute of Metals) |
Vol. 63 | pp.1393-1399 | 1999 | |
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| 11 | E. Iguchi, H. Satoh, H Nakatsugawa and F. Munakata | Correlation between hopping conduction and transferred exchange interaction in La2NiO4+δ below 300 K | Physica B Condensed Matter | Vol. 270 | pp.332-340 | 1999 | |
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| 12 | H. Nakatsugawa and E. Iguchi | Study of Electronic Structures in LaCo1-xTixO3 (x=0, 0.05 and 0.15) Using Discrete-Variational-Xα Cluster Method | Jpn. J. Appl. Phys. | Vol. 39 | pp.1186-1189 | 2000 | |
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| 13 | W. H. Jung, H. Wakai, H. Nakatsugawa and E. Iguchi | Small polarons in La2/3TiO3-δ | Journal of Applied Physics | Vol. 88 | pp.2560-2563 | 2000 | |
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| 14 | E. Iguchi, T. Itoga, H. Nakatsugawa, F. Munakata and K. Furuya | Thermoelectric Properties in Bi2-xPbxSr3-yYyCo2O9-δCeramics | Journal of Physics D: Applied Physics | Vol. 34 | pp.1017-1024 | 2001 | |
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| 15 | H. Nakatsugawa and E. Iguchi | Electronic and Magnetic Properties due to Co ions in La0.9Sr0.1Fe1-xCoxO3 | Journal of Solid State Chemistry | Vol. 159 | pp.215-222 | 2001 | |
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| 16 | H. Nakatsugawa, E. Iguchi, and Y. Oohara | Electronic structures and magnetic properties in Sr1-xLaxRuO3 (0.0≦x≦0.5) | Journal of Physics: Condensed Matter | Vol. 14 | pp.415-425 | 2002 | |
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| 17 | E. Iguchi, Y. Tokuda, H. Nakatsugawa and F. Munakata | Electrical transport properties in LiMn2O4, Li0.95Mn2O4, and LiMn1.95B0.05O4 (B=Al or Ga) around room temperature | Journal of Applied Physics | Vol. 91 | pp.2149-2154 | 2002 | |
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| 18 | H. Nakatsugawa and E. Iguchi | Electronic structures and chemical bonding of Bi2-xPbxSr3Co2O9 (x=0.0 and 0.5) | Materials Letters | Vol. 53 | pp.221-226 | 2002 | |
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| 19 | E.Iguchi, S.Katoh, H.Nakatsugawa, and F.Munakata | Thermoelectric Properties (Resistivity and Thermopower) in Bi1.5Pb0.5Ca2-xMxCo2O8-δ (M=Sc3+, Y3+ or La3+) | Journal of Solid State Chemistry | Vol. 167 | pp.472-479 | 2002 | |
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| 20 | H.Nakatsugawa, E.Iguchi, and Y.Oohara | Electronic structures of Sr1-xLaxRuO3 | Advances in Quantum Chemistry, DV-Xα for advanced nano materials and other interesting topics in materials science |
Vol. 42 | pp.215-222 | 2003 | |
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| 21 | K.Nagasawa and H.Nakatsugawa | Crystal structure, electric and magnetic properties in NaxCoO2 | Proceedings of the 22nd International Conference on Thermoelectrics (ICT2003) | 17-21 August | pp.223-226 | 2003 | |
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| 22 | H.Nakatsugawa and K.Nagasawa | Evidence for the two-dimensional hybridization in Na0.79CoO2 and Na0.84CoO2 | Journal of Solid State Chemistry | Vol. 177 | pp.1137-1145 | 2004 | |
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| 23* | K.Nagasawa and H.Nakatsugawa | Crystal structure, electric and magnetic properties in NaxCoO2 | Proceedings of the Symposia of the 8th IUMRS International Conference on Advanced Materials (IUMRS-ICAM) | October 8-13, Vol.29 | pp.2809-2812 | 2004 | |
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| 24 | H.Nakatsugwa, H.M.Jeong, R.H.Kim and N.Gomi | Thermoelectric properties of Pb doped [Ca2CoO3.1]0.62CoO2 | Proceedings of the 25th International Conference on Thermoelectrics (ICT2006) | 6-10 August | pp.689-692 | 2006 | |
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| 25 | H.Nakatsugwa, H.M.Jeong, R.H.Kim and N.Gomi | Thermoelectric and Magnetic Properties of [(Ca1-xPbx)2CoO3.1]0.62CoO2 (0≦x≦0.03) | Jpn. J. Appl. Phys. | Vol. 46 | No. 5A | pp.3004-3012 | 2007 | |
| 26 | H.Nakatsugwa, H.M.Jeong, N.Gomi, H.Fukutomi, and R.H.Kim | Thermoelectric Properties of Pb and Sr Doped Ca3Co4O9 | Advances in Electronic Ceramics | Vol. 28 | No. 8 | pp.171-183 | 2008 | |
| 27* | K.Nagasawa, H.Nakatsugwa and Y.Okamoto | Thermoelectric Properties and Crystal Structures of Au Doped SiC/Si Composites | Proceedings of the 6th European Conference on Thermoelectrics (ECT2008) | 2-4 July | pp.P1-16-1 - P1-16-4 |
2008 | |
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| 28 | H.Fukutomi, K.Okayasu, Y.Konno, E. Iguchi, H.Nakatsugawa | Deformaiton and texture behaviors of Co-oxides with misfit structure under high temperature compression | Ceramic Engineering and Science Proceedings. 10 ed. | Vol. 29 | pp.41-50 | 2008 | ||
| 29 | H.Nakatsugawa, K.Nagasawa, Y.Okamoto, S.Yamaguchi, S.Fukuda and H.Kitagawa | The Effects of Polysilastyrene and Au Additions on the Thermoelectric Properties in β-SiC/Si Composites | Journal of Electronic Materials | Vol. 38 | No. 7 | pp.1387-1391 | 2009 | |
| 30 | K.Nagasawa, S.Daviero-Minaud, N.Preux, A.Rolle, P.Roussel, H.Nakatsugawa, and O.Mentre | Ca3Co4O9-δ: A Thermoelectric Material for SOFC Cathode | Chemistry of Materials | Vol. 21 | No. 19 | pp.4738-4745 | 2009 | |
| 31 | K.Nagasawa, O.Mentre, S.Daviero-Minaud, N.Preux, A.Rolle, P.Roussel, and H.Nakatsugawa | The Electrochemical and thermal performances of Ca3Co4O9-δ as a cathode material for IT-SOFCs | ECS Transactions Proceedings of "Solid Oxide Fuel Cells 11 (SOFC-XI)" Vienna, Austria |
Vol. 25 | No. 2 | pp.2625-2630 | 2009 | |
| 32 | H.Fukutomi, Y.Konno, K.Okayasu, M.Hasegawa, H.Nakatsugawa | Texture development of Ca3Co4O9 thermoelectric oxide by high temperature plastic deformation and its contribution to the improvement in electric conductivity | Materials Science and Engineering A | Vol. 527 | pp.61-64 | 2009 | |
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| 33 | S. Fukuda, T. Kato, Y. Okamoto, H. Nakatsugawa, H. Kitagawa, and S. Yamaguchi | Thermoelectric Properties of Single-Crystalline SiC and Dense Sintered SiC for Self-Cooling Devices | Jpn. J. Appl. Phys. | Vol. 50 | No. 3 | pp.031301 | 2011 | |
| 34 | A. Rolle, S. Boulfrad, K. Nagasawa, H. Nakatsugawa, O. Mentre, J. Irvine, S. Daviero-Minaud | Optimisation of the Solid Oxide Fuel Cell (SOFC) cathode material Ca3Co4O9-δ | Journal of Power Sources | Vol. 196 | No. 17 | pp.7328-7332 | 2011 | |
| 35 | H. Nakatsugawa, T. Sato, Y. Okamoto, T. Kawahara, and S. Yamaguchi | Self-cooling on power MOSFET using n-type Si wafer | 9th European Conference on Thermoelectrics AIP Conference Proceedings |
Vol. 1449 | No. | pp.548-551 | 2012 | |
| 36 | H. Nakatsugawa, Y. Okamoto, T. Kawahara, and S. Yamaguchi | Electric Current Dependence of a Self-Cooling Device Consisting of Silicon Wafers Connected to a Power MOSFET | Journal of Electronic Materials | Vol. 43 | No. 6 | pp.1757-1767 | 2014 | |
| 37 | H. Nakatsugawa, M. Kubota, and M. Saito | Thermoelectric and Magnetic Properties of Pr1-xSrxMnO3 (0.1≦x≦0.7) | Materials Transactions | Vol. 56 | No. 6 | pp.864-871 | 2015 | |
| 38 | 中津川博, 窪田正照, 齋藤美和 | P-Type Thermoelectric Properties of Pr1-xSrxMnO3(0.1≦x≦0.3) and La1-xSrxFeO3(0.1≦x≦0.3) | 日本金属学会誌 特集「熱電材料研究の新展開～新しい物性解析技術と新材料～」 | Vol. 79 | No. 11 | pp.597-606 | 2015 | |
| 39 | H. Nakatsugawa, M.Saito, and Y. Okamoto | High-Temperature Thermoelectric Properties of Perovskite-Type Pr0.9Sr0.1Mn1-xFexO3(0≦x≦1) | Journal of Electronic Materials | Vol. 46 | No. 5 | pp.3262-3272 | 2017 | |
| 40 | 中津川 博, 齋藤 美和, 岡本 庸一 | High-temperature thermoelectric properties of Pr1-xSrxFeO3 (0.1≦x≦0.7) | 日本熱電学会誌 | Vol. 15 | No. 1 | pp.3-13 | 2018 | |
| 41 | Y. Okamoto, K.Nimura, H. Nakatsugawa, and H.Miyazaki | Proposal of new fabrication method for metal nano-dots -Electric current application in electrolyte solution- | Journal of the Japan Society of Powder and Powder Metallurgy | Vol. 65 | No. 9 | pp.548-553 | 2018 | |
| 42 | H. Nakatsugawa, M. Saito, and Y. Okamoto | High-temperature thermoelectric properties of Pr1-xSrxFeO3 (0.1≦x≦0.7) | Materials Transactions | Vol. 60 | No. 6 | pp.1051-1060 | 2019 | |
| 43 | H. Nakatsugawa, T.Ozaki, H.Kishimura, and Y. Okamoto | Thermoelectric Properties of Heusler Fe2TiSn Alloys | Journal of Electronic Materials | Vol. 49 | No. 5 | pp.2802-2812 | 2020 | |
| 44 | P. Rajasekaran, Y. Kumaki, M. Arivanandhan, M. S. Ibrahim Khaleeullah, R. Jayavel, H. Nakatsugawa, Y. Hayakawa, M. Shimomura | Effect of Sb substitution on structural, morphological and electrical properties of BaSnO3 for thermoelectric application | Physica B: Condensed Matter | Vol. 597 | No. | pp.412387 | 2020 | |
| 45 | S.Sam, H. Nakatsugawa, and Y.Okamoto | Optimization of Co additive amount to improve thermoelectric properties of β-FeSi2 | Jpn. J. Appl. Phys. | Vol. 61 | No. 11 | pp.111002 | 2022 | |
| 46 | S.Sam, S.Odagawa, H. Nakatsugawa, and Y.Okamoto | Effect of Ni Substitution on Thermoelectric Properties of Bulk β-Fe1-xNixSi2 (0≦x≦0.03) | Materials | Vol. 16 | No. 3 | pp.927 | 2023 | |
| 47 | H. Nakatsugawa, Y.Kamatani, Y.Okamoto, and C.H.Hervoches | Crystal structure, magnetism, and thermoelectric properties of Nd1-xSrxFeO3-δ (0.1≦x≦0.9) | Jpn. J. Appl. Phys. | Vol. 62 | No. 4 | pp.043001 | 2023 | |
| 48 | S.Sam, H. Nakatsugawa, and Y.Okamoto | Improved Thermoelectric Performance of Co-Doped β-FeSi2 by Ni Substitution | Materials Advances | Vol. 4 | No. 13 | pp.2821-2830 | 2023 | |
| 49 | H. Nakatsugawa, Y.Kamatani, Y.Okamoto, and C.H.Hervoches | Erratum: Crystal structure, magnetism, and thermoelectric properties of Nd1-xSrxFeO3-δ (0.1≦x≦0.9)[Jpn.J.Appl.Phys. 62, 043001 (2023)] | Jpn. J. Appl. Phys. | Vol. 62 | No. 6 | pp.069401 | 2023 | |
| 50 | S.Sam, K.Yamazaki, and H. Nakatsugawa | Investigation of phase fraction in α-Fe2Si5, ε-FeSi, and β-FeSi2 thermoelectric materials doped with Co and Ni | Solid State Communications | Vol. 371 | No. | pp.115287 | 2023 | |
| 51 | 山﨑 航佑, 中津川 博, 岡本 庸一 | Sb置換されたTiNiSnハーフ・ホイスラー合金の熱電特性と電子構造 | 日本熱電学会誌 | Vol. 20 | No. 2 | pp.75-81 | 2023 | |
| 52 | S.Sam, U.Farooq, M.Namba, K.Yamazaki, and H. Nakatsugawa | Structure relations with transport properties in p-type thermoelectric materials: Iron silicides | Journal or Alloys and Compounds | Vol. 989 | No. | pp.174367 | 2024 | |
| 53 | S.Sam, U.Farooq, R.Oshita, and H. Nakatsugawa | Insight into phase stability and thermoelectric properties of semiconducting iron silicides with manganese substitution: β-Fe1-xMnxSu2 (0≦x≦0.05) | Journal of Physics and Chemistry of Solids | Vol. 194 | No. | pp.112224 | 2024 | |
| 54 | S.Sam, K.Yamazaki, and H. Nakatsugawa | Thermal conductivity reduction and crystal properties evolution in iron silicides induced by doping | Solid State Communications | Vol. 394 | No. | pp.115700 | 2024 | |
| 55 | K.Yamazaki, S.Sam, Y.Okamoto, and H. Nakatsugawa | Tuning conduction properties and clarifying thermoelectric performance of P-type half-heusler alloys TiNi1-xCoxSn (0≦x≦0.15) | Solid State Sciences | Vol. 157 | No. | pp.107708 | 2024 | |
