Tohru Sugahara

Scientific Researcher
Download My Cv

Before 2014FY

  1. Thermoelectric Properties of Double-Perovskite Oxide Sr2-xMxFeMoO6 (M = Ba, La)
    T. Sugahara, T. Souma, and M. Ohtaki
    J. Ceram. Soc. Japan 116, 1278–1282 (2008).
  2. Synthesis and High-Temperature Thermoelectric Properties of Ni3GaSb and Ni3InSb
    T. Suriwong, K. Kurosaki, S. Thongtem, A. Harnwunggmoung, T. Sugahara, T. Plirdpring, Y. Ohishi, H. Muta, and S. Yamanaka
    J. Alloys Compd. 509, 4014–4017 (2011).
  3. Synthesis and Thermal Conductivities of ZnIn2Te4 and CdIn2Te4 with Defect-Chalcopyrite Structure
    T. Suriwong, K. Kurosaki, S. Thongtem, A. Harnwunggmoung, T. Sugahara, T. Plirdpring, Y. Ohishi, H. Muta, and S. Yamanaka
    J. Alloys Compd. 509, 7484–7487 (2011).
  4. High-Temperature Thermoelectric Properties of Cu2Ga4Te7 with Defect Zinc-Blende Structure
    T. Plirdpring, K. Kurosaki, A. Kosuga, M. Ishimaru, A. Harnwunggmoung, T. Sugahara, Y. Ohishi, H. Muta, and S. Yamanaka
    Appl. Phys. Lett. 98, 172104-1–172104-3 (2011).
  5. Thermoelectric Properties of Ga-added CoSb3 Based Skutterudites
    A. Harnwunggmoung, K. Kurosaki, T. Plirdpring, T. Sugahara, Y. Ohishi, H. Muta, and S. Yamanaka
    J. Appl. Phys. 110, 013521-1–013521-5 (2011).
  6. Thermoelectric Properties of Ag1-xGaTe2 with Chalcopyrite Structure
    A. Yusufu, K. Kurosaki, T. Sugahara, Y. Ohishi, H. Muta, A. Kosuga, and S.Yamanaka
    Appl. Phys. Lett. 99, 061902-1–061902-3 (2011).
  7. Structural and Semiconductor-to-Metal Transitions of Double-Perovskite Cobalt Oxide Sr2-xLaxCoTiO6-δ with Enhanced Thermoeletric Capability
    T. Sugahara and M. Ohtaki
    Appl. Phys. Lett. 99, 062107-1–062107-3 (2011).
  8. 熱力学平衡計算による不溶解残渣模擬物質Mo-Ru-Rh-Pd合金の相状態評価
    大石 佑治，黒崎 健，菅原 徹，ユスフ エクバル，正平 祐亮，牟田 浩明，山中 伸介，駒嶺 哲，福井 寿樹，中村 裕行，越智 英治
    日本原子力学会誌 11, 30-36 (2012).
  9. Thermoelectric Properties and Microstructures of AgSbTe2-added p-type Pb0.16Ge0.84Te
    A. Yusufu, K. Kurosaki, T. Sugahara, Ohishi, H. Muta, and S. Yamanaka
    Physica Status Solidi (a) 209, 167-170 (2012).
  10. Structure and Thermoelectric Properties of Ca2-xSrxFeMoO6 (0 ≤ x ≤ 0.3) double-perovskite
    T. Sugahara, N. V. Nong, and M. Ohtaki
    Mater. Chem. Phys. 133, 630-634 (2012).
  11. Structure and Thermoelectric properties of Double-Perovskite Oxides : Sr2-xKxFeMoO6
    T. Sugahara, T. Araki, K. Suganuma, and M. Ohtaki
    J. Ceram. Soc. Japan 120 1-6 (2012).
  12. High-temperature thermoelectric properties of non-stoichiometric Ag1−xInTe2 with chalcopyrite Structure
    A. Yusufu, K. Kurosaki, T. Sugahara, Ohishi, H. Muta, and S. Yamanaka
    Materials Science and Engineering B 177, 999–1002 (2012).
  13. Chalcopyrite CuGaTe2: A High-Efficiency Bulk Thermoelectric Material
    T. Plirdpring1, K. Kurosaki1, A. Kosuga, T. Day, S. Firdosy, V. Ravi, G. J. Snyder, A. Harnwunggmoung, T. Sugahara, Y. Ohishi, Hi. Muta, S. Yamanaka
    Advanced Materials 24, 3622–3626 (2012).
  14. Enhanced ductility and oxidation resistance of Zn through the addition of minor elements for use in wide-gap semiconductor die-bonding materials
    S.W. Park , T. Sugahara, K.S. Kim, and K. Suganuma
    Journal of Alloys and Compounds 542, 236–240 (2012).
  15. Transparent electrodes fabricated via the self-assembly of silver nanowires using a bubble template.
    T. Tokuno, M. Nogi, J. Jiu, T. Sugahara, and K. Suganuma
    Langmuir, 28, 9298−9302 (2012).
  16. Effect of Void Volume and Silver Loading on Strain Response of Electrical Resistance in Silver Flakes/Polyurethane Composite for Stretchable Conductors
    T. Araki, T. Sugahara, M. Nogi, and K. Suganuma
    Japanese Journal of Applied Physics, 51, 11PD01  (2012).
  17. Strongly Adhesive and Flexible Transparent Silver Nanowire Conductive Films Fabricated with a High-intensity Pulsed Light Technique
    J. Jiu, M. Nogi, T. Sugahara, T. Tokuno, T. Araki, N. Komoda, K. Suganuma, H. Uchida, and K. Shinozaki
    Journal of Materials Chemistry, 22, 23561–23567 (2012).
  18. Ag / TiO2 Core-shell Nanocables Prepared with a One-step Polyol Process
    J. Jiu, M. Nogia, T. Sugahara, K. Suganuma, M. Tsujimoto, and S. Isod
    Journal of Nanoparticle Research 14, 1241-1–1241-6 (2012).
  19. Effect of the Amount of Vacancies on the Thermoelectric Properties of Cugate Ternary Compounds
    T. Plirdpring, K. Kurosaki, A. Kosuga, M. Ishimaru, A. Harnwunggmoung, T. Sugahara, Y. Ohishi, H. Muta, S. Yamanaka
    Materials Transactions, 53(7), pp. 1212-1215(2012).
  20. High Strength Si Wafer Bonding by Self-regulated Eutectic Reaction with Pure Zn
    S. Park, T. Sugahara, S. Nagao, and K. Suganuma
    Scripta Materialia, 68, 591–594 (2013).
  21. Ag Nanowires: Large-scale Synthesis via a Trace-salt-assisted Solvothermal Process and Application in Transparent Electrodes
    J. jiu, T. Sugahara, M. Nogi, and K. Suganuma
    Journal of Nanoparticle Research, 15, 1–13(2013).
  22. Microstructural Stability of Ag Sinter Joining in Thermal Cycling
    S. Sakamoto, S. Nagao, T. Sugahara, and K. Suganuma
    Journal of Materials Science-Materials in Electronics, 24, 1332–1340 (2013).
  23. Least Lead Addition to Mitigate tin Whisker for Ambient Atorage
    J.-L. Jo, K.-S. Kim, T. Sugahara, S. Nagao, K. Hamasaki, M. Tsujimoto, and K. Suganuma
    Journal of Materials Science: Materials in Electronics, 24, 3108–3115 (2013).
  24. Thermal Stress Driven Sn Whisker Growth: in Air and in Vacuum
    J.-L. Jo, S. Nagao, T. Sugahara, M. Tsujimoto, and K. Suganuma
    Journal of Materials Science: Materials in Electronics, 24, 3897–3904 (2013).
  25. High Thermal Stability of Optical Transparency in Cellulose Nanofiber Paper
    M. Nogi, C. Kim, T. Sugahara, T. Inui, T. Takahashi, and K. Suganuma
    Appl. Phys. Lett. 102, 181911-1–181911-4 (2013).
  26. Cu Salt Ink Formulation for Printed Electronics using Photonic Sintering
    T. Araki, T. Sugahara, J. Jiu, S. Nagao, M. Nogi, H. Koga, H. Uchida, K. Shinozaki, and K. Suganuma
    Langmuir, 29 , 11192–11197 (2013).
  27. High-intensity Pulse Light Sintering Silver Nanowire Transparent Films on Polymer Substrates: the Effect the Thermal Properties of Substrates on the Performance of Silver Films
    J. Jiu, T. Sugahara, M. Nogi, T. Araki, H. Uchida, K. Shinozaki, and K. Suganuma
    Nanoscale, 5, 11820–11828 (2013).
  28. La Doped Effects on Structure and Thermoelectric Properties of Sr2MnMoO6 Double-perovskite Oxides
    T. Sugahara, M. Ohtaki, K. Suganuma
    Journal of Asian Ceramic Societies 1, 282–288 (2013).
  29. Mitigation of Sn Whisker Growth by Small Bi Additions
    J.-L. Jo, S. Nagao, K. Hamasaki, M. Tsujimoto, T. Sugahara, K. Suganuma
    Journal of Electronic Materials, 43, 1–8 (2014).
  30. Retarding Intermetallic Compounds Growth of Zn High-temperature Solder and Cu Substrate by Trace Element Addition
    S.-W. Park, S. Nagao, T. Sugahara, K.-S. Kim, K. Suganuma
    Materials in Electronics, 24, 12, 4704-4712 (2013).
  31. Electrically Conductive Bacterial Cellulose Composite Membranes Produced by the Incorporation of Graphite Nanoplatelets in Pristine Bacterial Cellulose Membranes
    T. Zhou, D. Chen, J. Jiu, T.T. Nge, T. Sugahara, S. Nagao, H. Koga, M. Nogi, K. Suganuma, X. Wang, X. Liu, P. Cheng, T. Wang, D. Xiong
    Express Polymer Letters, 7(9), pp. 756-766.(2013).
  32. Low Haze Transparent Electrodes and Highly Conducting Air Dried Films with Ultra-long Silver Nanowires Synthesized by One-step Polyol Method
    T. Araki, J. Jiu, M. Nogi, H. Koga, S. Nagao, T. Sugahara, and K. Suganuma
    Nano Research, 7, 236–245 (2014).
  33. Ultra-fast Photonic Curing of Electrically Conductive Adhesives Fabricated from Vinyl Ester Resin and Silver Micro-flakes for Printed Electronics
    H.-W. Cui, J. Jiu, S. Nagao, T. Sugahara, K. Suganuma, H. Uchida and K. A. Schroder
    RSC Adv., 4, 15914–15922 (2014).
  34. Effect of Electromigration on Mechanical Shock Behavior in Solder Joints of Surface Mounted Chip Components
    Y.-S. Kim, S. Nagao, T. Sugahara, K. Suganuma, M. Ueshima, H.-J. Albrecht, K. Wilke, J. Strogies
    Japanese Journal of Applied Physics 53, 04EB02-1–04EB02-5 (2014).
  35. Mechanical Stabilities of Ultrasonic Al Ribbon Bonding on Electroless Nickel Immersion Gold Finished Cu Substrates
    S. Park, S. Nagao, T. Sugahara, and K. Suganuma
    Japanese Journal of Applied Physics 53, 04EP06-1–04EP06-6 (2014).
  36. Facile Synthesis of Very-long Silver Nanowires for Transparent Electrodes
    J. Jiu, T. Araki, J. Wang, M. Nogi, T. Sugahara, S. Nagao, H. Koga, K. Suganuma, E. Nakazawa, M. Hara, H. Uchida and K. Shinozaki
    J. Mater. Chem. A, 2, 6326–6330 (2014).
  37. Uniformly Connected Conductive Networks on Cellulose Nanofiber Paper for Transparent Paper Electronics
    H. Koga, M. Nogi, N. Komoda, T. T. Nge, T. Sugahara, K. Suganuma
    NPG Asia Materials (2014) 6.
  38. Enhanced Reliability of Sn-Ag-Bi-In Joint Under Electric Current Stress by Adding Co/Ni Elements
    Y.-S. Kim, S. Nagao, T. Sugahara, K. Suganuma, M. Ueshima, H-J. Albrecht, K. Wilke,  J. Strogies
    Journal of Materials Science: Materials in Electronics: 25 3090–3095 (2014).
  39. Sol-gel derived High-performance Stacked Transparent Conductive Oxide Thin Films
    T. Sugahara, Y. Hirose, S. Cong, H. Koga, J. Jiu, M. Nogi, S. Nagao, and K. Suganuma
    Journal of the American Ceramic Society, (2014) 97, 10, 3238, (2014).
  40. Using Ozawa method to study the curing kinetics of electrically conductive adhesives
    H.-W. Cui, J. Jiu, S. Nagao, T. Sugahara, K. Suganuma, H. Uchida
    Journal of Thermal Analysis and Calorimetry, 117, 3, 1365-1373 (2014).
  41. Photonic Sintering of Thin Film Prepared by Dodecylamine Capped CuInxGa1-xSe2 Nanoparticles for Printed Photovoltaics
    M. Singh, J. Jiu, T. Sugahara, K. Suganuma
    Thin Solid Films, 565, 28, 11–18 (2014).
  42. Thin-Film Copper Indium Gallium Selenide Solar Cell Based on Low-Temperature All-Printing Process
    M. Singh, J. Jiu, T. Sugahara, K. Suganuma
    ACS Appl. Mater. Interfaces 6 18, 16297–16303 (2014).
  43. Hillock Growth Dynamics for Ag Stress Migration Bonding
    C. Oh, S. Nagao, T. Sugahara, K. Suganuma
    Materials Letters 137, 15, 170–173 (2014).
  44. Silver Nanowire Electrodes: Conductivity Improvement Without Post-treatment and Application in Capacitive Pressure Sensors
    J. Wang, J. Jiu, T. Araki, M. Nogi, T. Sugahara, S. Nagao, H. Koga, P. He, K. Suganuma
    Nano-Micro Letters, 14 Nov (2014).
  45. ‘Chrysanthemum Petal’ Arrangements of Silver Nano Wires
    H.-W. Cui, J. Jiu, T. Sugahara, S. Nagao, K. Suganuma, H. Uchida
    2014 Nanotechnology 25, 48, 485705 (2014).