All Stories

  1. Improving the efficiency and stability of perovskite solar cells through a multi-cycle methylammonium iodide spin coating approach assisted by the Ostwald ripening method

    Article • Journal of the Ceramic Society of Japan, November 2025, Ceramic Society of Japan

    masayuki okuya

  2. Microwave heating to form porous TiO2 layer on high-haze FTO film for dye-sensitized solar cell

    Article • Materials Science in Semiconductor Processing, August 2023, Elsevier

    masayuki okuya

  3. Atmospheric non-equilibrium planar plasma under magnetic field to form a porous-TiO<sub>2</sub> layer for dye-sensitized solar cells

    Article • Journal of the Ceramic Society of Japan, March 2022, Ceramic Society of Japan

    masayuki okuya

  4. Porous TiO2 layer for dye-sensitized solar cell formed with non-equilibrium two-dimensional plasma induced by dielectric barrier discharge under atmospheric pressure

    Article • Japanese Journal of Applied Physics, February 2021, Institute of Physics Publishing

    masayuki okuya

  5. Spray Angle Dependence for the Growth of Terrace-truncated Nanocone Structure of Gallium-doped Zinc Oxide by Advanced Spray Pyrolysis Deposition Technique

    Article • International Journal of Technology, January 2020, International Journal of Technology

    masayuki okuya

  6. Growth of Zinc Oxide Nanorods with the Thickness of Less than or Equal to 1 μm through Zinc Acetate or Zinc Nitrate for Perovskite Solar Cell Applications

    Article • Journal of Engineering, November 2019, Hindawi Publishing Corporation

    masayuki okuya

  7. Synthesis and characterization of Al-doped ZnO terrace-truncated nanocone structure by the advanced spray pyrolysis deposition technique

    Article • Japanese Journal of Applied Physics, July 2019, Japan Society of Applied Physics

    masayuki okuya

  8. Morphological and Structural Study of Vertically Aligned Zinc Oxide Nanorods Grown on Spin Coated Seed Layers

    Article • International Journal of Technology, January 2019, International Journal of Technology

    masayuki okuya

  9. Reduction of a charge recombination with a novel homojuction in DSSC

    Article • Journal of the American Ceramic Society, May 2018, Wiley

    masayuki okuya

  10. Structural characterizations of organic-based materials with extensive mechanoluminescence properties

    Article • Journal of Luminescence, October 2017, Elsevier

    masayuki okuya

  11. Synthesis and characterization of one-dimensional nanostructured fluorine-doped tin dioxide thin films

    Article • September 2016, SPIE

    masayuki okuya

  12. Thin Film Formation of the Polyvinylpyrrolidone-Added Europium Tetrakis (Dibenzoylmethide)-Triethylammonium and Its Mechanoluminescent Properties

    Article • September 2016, Springer Science + Business Media

    masayuki okuya

  13. Effect of spray conditions on formation of one-dimensional fluorine-doped tin oxide thin films

    Article • January 2016, Japan Society of Applied Physics

    masayuki okuya

  14. Effect of added polyvinylpyrrolidone on mechanoluminescent property of europium-doped dibenzoylmethide triethylammonium

    Article • January 2016, Japan Society of Applied Physics

    masayuki okuya

  15. High haze FTO transparent conductive film for DSSC

    Article • Japanese Journal of Applied Physics, July 2015, Japan Society of Applied Physics

    masayuki okuya

  16. Preparation of Fluoride-Doped Tin Oxide Films on Soda–Lime Glass Substrates by Atomized Spray Pyrolysis Technique and Their Subsequent Use in Dye-Sensitized Solar Cells

    Article • The Journal of Physical Chemistry C, April 2014, American Chemical Society (ACS)

    masayuki okuya

  17. Direct patterning in a film formation with a planar plasma

    Article • Applied Physics Express, December 2013, Japan Society of Applied Physics

    masayuki okuya

  18. Preparation of Transparent Conductive Films by SPD Technique and their Application to Dye-Sensitized Solar Cells

    Article • Journal of The Surface Finishing Society of Japan, January 2012, The Surface Finishing Society of Japan

    masayuki okuya

  19. ZnO thin film prepared by a microwave heating technique

    Article • Transactions of the Materials Research Society of Japan, January 2010, The Materials Research Society of Japan

    masayuki okuya

  20. Controlling the haze ratio with a light condensable layer on working electrodes for dye-sensitized solar cells

    Article • Transactions of the Materials Research Society of Japan, January 2010, The Materials Research Society of Japan

    masayuki okuya

  21. Comparative evolved gas analyses of crystalline and amorphous titanium(IV)oxo-hydroxo-acetylacetonates by TG-FTIR and TG/DTA-MS

    Article • Thermochimica Acta, May 2009, Elsevier

    masayuki okuya

  22. Photocatalytic ability of TiO2 porous film prepared by modified spray pyrolysis deposition technique

    Article • Journal of the Ceramic Society of Japan, January 2009, Ceramic Society of Japan

    masayuki okuya

  23. Transparent Conducting Films tuned for DSSC

    Article • Electrochemistry, January 2008, The Electrochemical Society of Japan

    masayuki okuya

  24. ITO thin films prepared by a microwave heating

    Article • Thin Solid Films, October 2007, Elsevier

    masayuki okuya

  25. TG/DTA-EGA-MS studies on titania precursors with low content of organics for porous thin films of TiO2

    Article • Journal of Analytical and Applied Pyrolysis, May 2007, Elsevier

    masayuki okuya

  26. Effect of the Addition of Ti3+ into TiO2 Film on the Performance of Dye Sensitized Solar Cells

    Article • April 2007, CrossRef Test Account

    masayuki okuya

  27. Effect of the Addition of Ti3+ into TiO2 Film on the Performance of Dye Sensitized Solar Cells

    Article • Key Engineering Materials, April 2007, Trans Tech Publications

    masayuki okuya

  28. Shiso leaf pigments for dye-sensitized solid-state solar cell

    Article • Solar Energy Materials and Solar Cells, May 2006, Elsevier

    masayuki okuya

  29. Large area dye-sensitized solar cells: material aspects of fabrication

    Article • Progress in Photovoltaics Research and Applications, January 2006, Wiley

    masayuki okuya

  30. Sensitization of Nanocrystalline SnO2Films with Indoline Dyes

    Article • Japanese Journal of Applied Physics, May 2005, Japan Society of Applied Physics

    masayuki okuya

  31. Dye-sensitized Solar Cells with an Extremely Thin Liquid Film as the Redox Electron Mediator

    Article • Chemistry Letters, April 2005, The Chemical Society of Japan

    masayuki okuya

  32. Comparative online coupled TG-FTIR and TG/DTA-MS analyses of the evolved gases from thiourea complexes of SnCl2

    Article • Journal of Analytical and Applied Pyrolysis, November 2004, Elsevier

    Petra Bombicz, masayuki okuya

  33. Porous TiO2 thin films prepared by spray pyrolysis deposition (SPD) technique and their application to UV sensors

    Article • Solid State Ionics, August 2004, Elsevier

    masayuki okuya

  34. Fabrication of dye-sensitized solar cells by spray pyrolysis deposition (SPD) technique

    Article • Journal of Photochemistry and Photobiology A Chemistry, June 2004, Elsevier

    masayuki okuya

  35. Dye-sensitized solid-state solar cells made from magnesiumoxide-coated nanocrystalline titanium dioxide films: enhancement of the efficiency

    Article • Journal of Photochemistry and Photobiology A Chemistry, June 2004, Elsevier

    masayuki okuya

  36. SYNTHESIS OF PZT-BF POWDERS FOR LOW-TEMPERATURE SINTERING BY HYDROTHERMAL METHOD

    Article • November 2003, World Scientific Pub Co Pte Lt

    masayuki okuya

  37. Efficient dye-sensitized photoelectrochemical cells made from nanocrystalline tin(IV) oxide zinc oxide composite films

    Article • Semiconductor Science and Technology, February 2003, Institute of Physics Publishing

    masayuki okuya

  38. Fabrication of Dye-Sensitized Solar Cells Using Triethylamine Hydrothiocyanate as a CuI Crystal Growth Inhibitor

    Article • Langmuir, December 2002, American Chemical Society (ACS)

    masayuki okuya

  39. Fabrication of Dye-Sensitized Solar Cells by Spray Pyrolysis Deposition Technique

    Article • Key Engineering Materials, September 2002, Trans Tech Publications

    masayuki okuya

  40. Nanocrystalline TiO2 Films for Dye-Sensitized Solid-State Solar Cells

    Article • Key Engineering Materials, September 2002, Trans Tech Publications

    masayuki okuya

  41. Preparation of NiZn Ferrite Thin Films by a Spray Pyrolysis Deposition Method

    Article • Key Engineering Materials, September 2002, Trans Tech Publications

    masayuki okuya

  42. Porous TiO2 thin films synthesized by a spray pyrolysis deposition (SPD) technique and their application to dye-sensitized solar cells

    Article • Solar Energy Materials and Solar Cells, January 2002, Elsevier

    masayuki okuya

  43. Spray Pyrolysis Deposition of Copper Indium Disulfide Thin Films.

    Article • Journal of the Ceramic Society of Japan, January 2002, Ceramic Society of Japan

    masayuki okuya

  44. Preparation and Characterization of NiZn Ferrite Thin Films by a Spray Pyrolysis Deposition Method.

    Article • Journal of the Ceramic Society of Japan, January 2002, Ceramic Society of Japan

    masayuki okuya

  45. Thermal decomposition of thiourea complexes of Cu(I), Zn(II), and Sn(II) chlorides as precursors for the spray pyrolysis deposition of sulfide thin films

    Article • Solid State Ionics, May 2001, Elsevier

    Petra Bombicz, masayuki okuya

  46. Thermal decomposition of di-n-butyltin(IV) diacetate as a precursor for the spray pyrolysis deposition of oriented SnO2 thin films

    Article • Solid State Ionics, May 2001, Elsevier

    masayuki okuya

  47. Spray pyrolysis deposition of zinc ferrite films from metal nitrates solutions

    Article • Thin Solid Films, April 2001, Elsevier

    masayuki okuya

  48. Low temperature deposition of SnO2 thin films as transparent electrodes by spray pyrolysis of tetra-n-butyltin(IV)

    Article • Journal of the European Ceramic Society, January 2001, Elsevier

    masayuki okuya

  49. TiO2 Film Formation by a Spray Pyrolysis Deposition Technique and its Application to Dye-sensitized Solar Cell

    Article • Journal of the Japan Society of Colour Material, January 2001, Japan Society of Colour Material

    masayuki okuya

  50. Preparation of covellite and digenite thin films by an intermittent spray pyrolysis deposition method

    Article • Journal of the European Ceramic Society, January 2001, Elsevier

    masayuki okuya

  51. Resistive upper critical fields and irreversibility lines of optimally doped high-Tccuprates

    Article • November 1999, American Physical Society (APS)

    Professor Yoichi Ando, masayuki okuya

  52. The ab-plane optical conductivity of overdoped La2−xSrxCuO4 for x=0.184 and 0.22: evidence of a pseudogap

    Article • Physica C Superconductivity, August 1999, Elsevier

    masayuki okuya

  53. TiO2 thin films synthesized by the spray pyrolysis deposition (SPD) technique

    Article • Journal of the European Ceramic Society, June 1999, Elsevier

    masayuki okuya

  54. Doping dependence of the pseudogap inLa2−xSrxCuO4

    Article • April 1999, American Physical Society (APS)

    masayuki okuya

  55. Temperature evolution of the pseudogap state in the infrared response of underdopedLa2−xSrxCuO4

    Article • March 1999, American Physical Society (APS)

    masayuki okuya

  56. Evidence for magnetic pseudoscaling in overdopedLa2−xSrxCuO4

    Article • May 1998, American Physical Society (APS)

    masayuki okuya

  57. Electronic Raman scattering in optimally doped La2−xSrxCuO4

    Article • Physica C Superconductivity, January 1998, Elsevier

    masayuki okuya

  58. Low-temperature normal-state resistivity of high-Tc cuprates

    Article • Physica C Superconductivity, August 1997, Elsevier

    Professor Yoichi Ando, masayuki okuya

  59. The second peak effect observed in (La1−xSrx)2CuO4−δ single crystals

    Article • Physica C Superconductivity, August 1997, Elsevier

    masayuki okuya

  60. The universal scaling of flux lattice melting line of Bi2212 under H | c

    Article • Physica C Superconductivity, August 1997, Elsevier

    masayuki okuya

  61. Insulator-to-Metal Crossover in the Normal State ofLa2−xSrxCuO4Near Optimum Doping

    Article • Physical Review Letters, December 1996, American Physical Society (APS)

    Professor Yoichi Ando, masayuki okuya

  62. Magnetization curves of (La1?x Sr x )2CuO4?? single crystals as functions ofx and ?

    Article • Journal of Low Temperature Physics, December 1996, Springer Science + Business Media

    masayuki okuya

  63. Supporting evidence of the unusual insulating behavior in the low-temperature normal-state resistivity of underdoped La2?xSrxCuO4

    Article • Journal of Low Temperature Physics, November 1996, Springer Science + Business Media

    Professor Yoichi Ando, masayuki okuya

  64. The second peak effect observed in Sr-overdoped (La1−xSrx)2CuO4−δ single crystals with various oxygen deficiencies δ

    Article • Physica C Superconductivity, November 1996, Elsevier

    masayuki okuya

  65. Single-crystal growth and anisotropic electrical properties of (La1? xCa x )2CaCu2O6

    Article • Journal of Superconductivity and Novel Magnetism, April 1994, Springer Science + Business Media

    masayuki okuya

  66. Optical Conductivity in the C-Direction for High-Tc Superconductors

    Article • January 1994, Springer Science + Business Media

    masayuki okuya