Yousuke Ooyama

Last Updated :2026/06/17

Affiliations, Positions
Graduate School of Advanced Science and Engineering, Professor
E-mail
yooyamahiroshima-u.ac.jp

Basic Information

Major Professional Backgrounds

  • 2005/04/01, 2011/03/31, Hiroshima University, Graduate School of Engineering, Research associate
  • 2001/04/01, 2002/03/31, Sanyo Chemical Industries, Researcher
  • 2003/04/01, 2005/03/31, Japan Society for the Promotion of Science, Special Postdoctoral Researcher
  • 2007/09/18, 2007/12/18, Leibniz Institute for Solid State and Materials Research Dresden, Researcher
  • 2011/04/01, 2017/03/31, Hiroshima University, Institute of Engineering, Associate Professor
  • 2017/04/01, 2020/03/31, Hiroshima University, Institute of Engineering, Professor

Educational Backgrounds

  • Kochi University, Faculty of Science, Department of Chemistry, Japan, 1995/04, 1999/03
  • Kochi University, Graduate School, Division of Natural Science, Japan, 1999/04, 2001/03
  • Kochi University, Graduate School, Division of Science, Japan, 2002/04, 2005/03

Academic Degrees

  • Bachelor of Science, Kochi University
  • Master of Science, Kochi University
  • Doctor of Science, Kochi University

Educational Activity

  • [Bachelor Degree Program] School of Engineering : Cluster 3(Applied Chemistry, Biotechnology and Chemical Engineering) : Program of Applied Chemistry
  • [Master's Program] Graduate School of Advanced Science and Engineering : Division of Advanced Science and Engineering : Applied Chemistry Program
  • [Master's Program] Graduate School of Advanced Science and Engineering : Division of Advanced Science and Engineering : Smart Innovation Program
  • [Doctoral Program] Graduate School of Advanced Science and Engineering : Division of Advanced Science and Engineering : Applied Chemistry Program
  • [Doctoral Program] Graduate School of Advanced Science and Engineering : Division of Advanced Science and Engineering : Smart Innovation Program

Research Fields

  • Chemistry;Materials chemistry;Organic and hybrid materials
  • Chemistry;Applied chemistry;Functional solid state chemistry

Research Keywords

  • Dye-sensitized solar cell
  • Mechanofluorochromism
  • Fluorescence sensor for water
  • Photo-induced electron transfer
  • Solar energy-to-electricity conversion yield
  • Solid-state fluorescence
  • Fluorescent dye
  • Organic dye
  • Solar cell
  • Water

Affiliated Academic Societies

  • The Chemical Society of Japan
  • The Electrochemical Society of Japan
  • The Society of Polymer Science, Japan
  • The Society of Synthetic Organic Chemistry, Japan
  • The Japanese Photochemistry Association
  • Japan Society of Colour Material
  • The Kinki Chemical Society, Japan

Educational Activity

Course in Charge

  1. 2026, Undergraduate Education, Second Semester, Basic Experiments in Chemistry
  2. 2026, Undergraduate Education, 2Term, Introduction to Fundamental Industry
  3. 2026, Undergraduate Education, 3Term, Materials Analysis
  4. 2026, Undergraduate Education, Second Semester, Chemical Experiments II
  5. 2026, Undergraduate Education, 3Term, Electrochemistry
  6. 2026, Undergraduate Education, Year, Graduation Thesis
  7. 2026, Graduate Education (Master's Program) , 1Term, Special Exercises on Applied Chemistry A
  8. 2026, Graduate Education (Master's Program) , 2Term, Special Exercises on Applied Chemistry A
  9. 2026, Graduate Education (Master's Program) , 1Term, Special Exercises on Applied Chemistry A
  10. 2026, Graduate Education (Master's Program) , 2Term, Special Exercises on Applied Chemistry A
  11. 2026, Graduate Education (Master's Program) , 3Term, Special Exercises on Applied Chemistry B
  12. 2026, Graduate Education (Master's Program) , 4Term, Special Exercises on Applied Chemistry B
  13. 2026, Graduate Education (Master's Program) , 3Term, Special Exercises on Applied Chemistry B
  14. 2026, Graduate Education (Master's Program) , 4Term, Special Exercises on Applied Chemistry B
  15. 2026, Graduate Education (Master's Program) , Year, Special Study on Applied Chemistry
  16. 2026, Graduate Education (Master's Program) , Year, Special Study on Applied Chemistry
  17. 2026, Graduate Education (Master's Program) , 3Term, Functional Dye Chemistry
  18. 2026, Graduate Education (Master's Program) , 3Term, Developing Debating Skills
  19. 2026, Graduate Education (Master's Program) , Intensive, Special Lecture on Applied Chemistry C
  20. 2026, Graduate Education (Doctoral Program) , Year, Special Study on Applied Chemistry

Award of Education

  1. 2012

Research Activities

Academic Papers

  1. Simple fabrication of single-walled carbon nanotube films and electrical property control via nitrosonium salt doping, FULLERENES NANOTUBES AND CARBON NANOSTRUCTURES, 34(6), 656-661, 20260603
    Link to Paper Search Results by DOI
  2. Exploration of naphtho[c]dithiophenes: synthesis and optical and electrochemical properties of naphtho[1,2-c:5,6-c′]dithiophenes, CHEMICAL COMMUNICATIONS, 62(39), 9875-9879, 20260521
    Link to Paper Search Results by DOI
  3. Synthesis and Properties of Boron Fluoride Complexes Using 2-(N-Pyridylamino)-1-azaazulene derivatives, JOURNAL OF ORGANIC CHEMISTRY, 91(13), 4559-4571, 20260403
    Link to Paper Search Results by DOI
  4. Mechanofluorochromism (MFC) of Donor-π-Acceptor (D-π-A)-Type Fluorescent Dyes, CHEMICAL RECORD, 26(2), e202500211, 202602
    Link to Paper Search Results by DOI
  5. Quantitative evaluation of mechanochromic luminescent materials under controlled grinding stimuli, JOURNAL OF MATERIALS CHEMISTRY C, 14(4), 1384-1394, 20260129
    Link to Paper Search Results by DOI
  6. Isomerization of spiropyran photoswitches in microphase-separated block copolymers, SCIENCE AND TECHNOLOGY OF ADVANCED MATERIALS, 26(1), 2590800, 20251231
    Link to Paper Search Results by DOI
  7. Development of real-time monitoring system for water based on chemiluminescence using chemiluminophore and photosensitizer for singlet oxygen generation, NEW JOURNAL OF CHEMISTRY, 49(46), 19950-19954, 20251124
    Link to Paper Search Results by DOI
  8. Effects of Alkoxy Side Chains on the Electrical and Thermoelectric Properties of Poly(3-pentyloxythiophene), CHEMISTRYSELECT, 10(40), e05857, 20251025
    Link to Paper Search Results by DOI
  9. Elucidation of Organohalogenochromism (OHC) of D-A Pyridinium and D-π-A Pyridinium Dyes: Effect of Halogen Bond, CHEMISTRY-AN ASIAN JOURNAL, 20(18), e00746, 202509
    Link to Paper Search Results by DOI
  10. Synthesis, Optical and Singlet Oxygen Generation Properties of Phenazinone-Based Photosensitizer with 5-Formyl-2-Thienyl Substituents, ASIAN JOURNAL OF ORGANIC CHEMISTRY, 14(6), e202400781, 202506
    Link to Paper Search Results by DOI
  11. Fluorescent sensor-modified polyvinyl alcohol films for the detection of amine vapor based on PET (photo-induced electron transfer), RSC ADVANCES, 15(43), 36165-36174, 20250926
    Link to Paper Search Results by DOI
  12. Thermal conversion of metal hydroxide acrylate nanoparticles immobilized on TiO2 toward noble-metal-free photocatalytic H2 production, NANOSCALE, 17(39), 22950-22957, 20251009
    Link to Paper Search Results by DOI
  13. Axial and helical chirality in multinuclear group 13 complexes: pathways to functional optical materials, DALTON TRANSACTIONS, 54(16), 6361-6368, 20250415
    Link to Paper Search Results by DOI
  14. Organohalogenochromism: Toward Colorimetric Detection of Volatile Organic Halogen Compounds, CHEMPHOTOCHEM, 9(1), e202400187, 202501
    Link to Paper Search Results by DOI
  15. Stimuli-responsive smart polymers based on functional dyes, POLYMER JOURNAL, 56(12), 1093-1109, 202412
    Link to Paper Search Results by DOI
  16. Main-chain stiff-stilbene photoswitches in solution, in bulk, and at surfaces, CHEMICAL SCIENCE, 15(48), 20545-20555, 20241211
    Link to Paper Search Results by DOI
  17. Recent advances in development of bibenzo[c]thiophene derivatives for application in functional materials, TETRAHEDRON LETTERS, 155, 155393, 20250130
    Link to Paper Search Results by DOI
  18. Solvatochromism of novel donor-pi-acceptor type pyridinium dyes in halogenated and non-halogenated solvents, NEW JOURNAL OF CHEMISTRY, 33(11), 2311-2316, 2009
  19. Synthesis and optical and photovoltaic properties of dithienosilole-dithienylpyridine and dithienosilole-pyridine alternate polymers and polymer-B(C6F5)(3) complexes, POLYMER JOURNAL, 45(11), 1153-1158, 2013
  20. Electrosynthesis and Thermoelectric Properties of Conductive Polymers with Polyhedral Oligomeric Silsesquioxane (POSS) Composites, ENERGY MATERIAL ADVANCES, 5, 0119, 20240923
    Link to Paper Search Results by DOI
  21. Photochromism of phenazine-2,3-diol derivatives through excited state intermolecular proton transfer based on keto-enol tautomerization, ORGANIC & BIOMOLECULAR CHEMISTRY, 22(20), 4077-4088, 20240522
    Link to Paper Search Results by DOI
  22. Synthesis, and optical and electrochemical properties of 1,1',3,3'-tetraaryl-4,4'-bibenzo[c]thiophene derivatives with the same or different aryl substituents on the thiophene rings, NEW JOURNAL OF CHEMISTRY, 48(22), 9890-9898, 20240604
    Link to Paper Search Results by DOI
  23. Fluorescence Turn-on of Tetraphenylethylene Derivative by Transfer from Cyclodextrin to Liposomes, HeLa Cells, and E. coli, CHEMISTRY-A EUROPEAN JOURNAL, 29(10), e202203071, 20230216
    Link to Paper Search Results by DOI
  24. Recent progress in photoinduced transitions between the solid, glass, and liquid states based on molecular photoswitches, POLYMER JOURNAL, 56(4), 269-282, 20240405
    Link to Paper Search Results by DOI
  25. Anthracene-(aminomethyl)phenylboronic acid ester-immobilized glass substrates as fluorescent sensing materials based on photo-induced electron transfer for detection and visualization of water, SENSORS & DIAGNOSTICS, 3(4), 631-639, 20240418
    Link to Paper Search Results by DOI
  26. Polymer Mechanochemistry of Component Parts for Artificial Molecular Machines, MACROMOLECULAR CHEMISTRY AND PHYSICS, 224(24), 2300316, 20231218
    Link to Paper Search Results by DOI
  27. Wireless Electrochemical Gel Actuators, SMALL, 20(9), 2305067, 20240301
    Link to Paper Search Results by DOI
  28. Organohalogenochromism (OHC) of D-pi-A pyridinium dye polymer films and the colorimetric detection of volatile organic halogen compounds, MATERIALS ADVANCES, 5(6), 2218-2229, 20240318
    Link to Paper Search Results by DOI
  29. Thermally Stable Photomechanical Molecular Hinge: Sterically Hindered Stiff-Stilbene Photoswitch Mechanically Isomerizes, JACS AU, 3(9), 2458-2466, 20230821
    Link to Paper Search Results by DOI
  30. Fluorescent Sensors for Water; Sustainable and Functional Redox Chemistry, 20220429
  31. Mechanofluorochromism of (D-pi-)2A-type azine-based fluorescent dyes, 20220505
  32. Development of phenazine-2,3-diol-based photosensitizers: effect of substitution of the cyano group for the nitro group on singlet oxygen generation, NEW JOURNAL OF CHEMISTRY, 47(36), 16799-16808, 20230918
    Link to Paper Search Results by DOI
  33. Development of water-soluble phenazine-2,3-diol-based photosensitizers for singlet oxygen generation, ORGANIC & BIOMOLECULAR CHEMISTRY, 21(25), 5194-5202, 20230628
    Link to Paper Search Results by DOI
  34. Synthesis of 1,1 '-diaryl-4,4 '-bibenzo[c]thiophene derivatives with aryl substituents on the thiophene rings by Stille or Suzuki coupling reaction, NEW JOURNAL OF CHEMISTRY, 47(20), 9555-9559, 20230522
    Link to Paper Search Results by DOI
  35. Aggregation-induced emission of a bis(imino)acenaphthene zinc complex with tetraphenylethene units, DALTON TRANSACTIONS, 52(16), 5047-5055, 20230425
    Link to Paper Search Results by DOI
  36. Thermoelectric Properties of Conductive Freestanding Films Prepared from PEDOT:PSS Aqueous Dispersion and Ionic Liquids, ACS APPLIED MATERIALS & INTERFACES, 14(51), 57064-57069, 20221228
    Link to Paper Search Results by DOI
  37. Synthesis and optical properties of phenazinone-based photosensitizers for singlet oxygen generation, NEW JOURNAL OF CHEMISTRY, 47(6), 2711-2718, 20230206
    Link to Paper Search Results by DOI
  38. Sterically Hindered Stiff-Stilbene Photoswitch Offers Large Motions, 90% Two-Way Photoisomerization, and High Thermal Stability, JOURNAL OF ORGANIC CHEMISTRY, 87(23), 15762-15770, 20221202
    Link to Paper Search Results by DOI
  39. Photoswitchable Adhesives of Spiropyran Polymers, CHEMISTRY OF MATERIALS, 34, 8289-8296, 20220923
  40. Elucidation of a detection mechanism of a fluorescent sensor based on photo-induced electron transfer for water, NEW JOURNAL OF CHEMISTRY, 46(44), 21037-21046, 20221114
    Link to Paper Search Results by DOI
  41. Synthesis, optical and electrochemical properties of (D-pi)2-type and (D-pi)2Ph-type fluorescent dyes, BEILSTEIN JOURNAL OF ORGANIC CHEMISTRY, 18, 1047-1054, 20220818
    Link to Paper Search Results by DOI
  42. Mechanofluorochromism of (D-pi-)2A-type azine-based fluorescent dyes, RSC Advances, 12, 13797-13809, 20220505
  43. Fluorescent polymer films based on photo-induced electron transfer for visualizing water, RSC ADVANCES, 12(39), 25687-25696, 20220905
    Link to Paper Search Results by DOI
  44. Facile silicon/graphene composite synthesis method for application in lithium-ion batteries, CERAMICS INTERNATIONAL, 48(17), 25439-25444, 20220901
    Link to Paper Search Results by DOI
  45. Tetraphenylethene-anthracene-based fluorescence emission sensor for the detection of water with photo-induced electron transfer and aggregation-induced emission characteristics, NEW JOURNAL OF CHEMISTRY, 46(26), 12474-12481, 20220705
    Link to Paper Search Results by DOI
  46. Synthesis, photophysical and electrochemical properties of 1,1 ',3,3 '-tetrasubstituted-4,4 '-bibenzo[c]thiophene derivatives with different substituents on the thiophene rings, NEW JOURNAL OF CHEMISTRY, 45(30), 13258-13261, 20210814
    Link to Paper Search Results by DOI
  47. Organohalogenochromism (OHC) of Dyes: D-pi-A Pyrazinium Dye, CHEMISTRY LETTERS, 50(8), 1530-1533, 202108
    Link to Paper Search Results by DOI
  48. Novel group 14 element-bridged bithiophene dimers appended with terminal electron-withdrawing groups: Red-to-near infrared fluorescence and efficient photosensitized singlet oxygen generation, DYES AND PIGMENTS, 193(193), 109498-109498, 202109
    Link to Paper Search Results by DOI
  49. Development of phenazine-2,3-diol-based photosensitizers: effect of formyl groups on singlet oxygen generation, MATERIALS CHEMISTRY FRONTIERS, 5(14), 5312-5318, 20210721
    Link to Paper Search Results by DOI
  50. Polymer films doped with fluorescent sensor for moisture and water droplet based on photo-induced electron transfer, RSC ADVANCES, 11(28), 17046-17050, 20210520
    Link to Paper Search Results by DOI
  51. Synthesis, optical and electrochemical properties of 4,4 '-bibenzo[c]thiophene derivatives, RSC ADVANCES, 11(31), 18870-18880, 20210605
    Link to Paper Search Results by DOI
  52. Fluorescence sensors for detection of water based on tetraphenylethene-anthracene possessing both solvatofluorochromic properties and aggregation-induced emission (AIE) characteristics, NEW JOURNAL OF CHEMISTRY, 45(9), 354-362, 20210307
    Link to Paper Search Results by DOI
  53. Development of fluorescent sensors based on a combination of PET (photo-induced electron transfer) and FRET (Forster resonance energy transfer) for detection of water, MATERIALS ADVANCES, 1(3), 354-362, 20200601
    Link to Paper Search Results by DOI
  54. Diversification of Conjugated Polymers via Postpolymerization Nucleophilic Aromatic Substitution Reactions with Sulfur-, Oxygen-, and Nitrogen-Based Nucleophiles, MACROMOLECULES, 54(2), 725-735, 20210126
    Link to Paper Search Results by DOI
  55. Synthesis of novel pi-extended D-A-D-type dipyrido[3,2-a:2 ',3 '-c]phenazine derivatives and their photosensitized singlet oxygen generation, NEW JOURNAL OF CHEMISTRY, 45(4), 2264-2275, 20210128
    Link to Paper Search Results by DOI
  56. Investigation of organic thermoelectric materials using potential-step chronocoulometry: Effect of polymerization methods on thermoelectric properties of poly(3-hexylthiophene), JOURNAL OF POLYMER SCIENCE, 58(21), 3004-3008, 20201101
    Link to Paper Search Results by DOI
  57. Development of optical sensor for water in acetonitrile based on propeller-structured BODIPY-type pyridine-boron trifluoride complex, RSC ADVANCES, 10(56), 33836-33843, 20200916
    Link to Paper Search Results by DOI
  58. Synthesis, optical and electrochemical properties of propeller-type 3,5,8-trithienyl-BODIPY dyes, MATERIALS CHEMISTRY FRONTIERS, 4(9), 2762-2771, 20200901
    Link to Paper Search Results by DOI
  59. Visualization of Force and Damage generated in Polymeric Materials by Functional Dyes, 43(167), 41-45, 20230601
  60. Thermoelectric properties of poly(3,4-ethylenedioxythiophene) with fluorine-containing polyanion as dopant, POLYMER, 199, 122538, 20200611
    Link to Paper Search Results by DOI
  61. Highly Efficient Singlet Oxygen Generation and High Oxidation Resistance Enhanced by Arsole-Polymer-Based Photosensitizer: Application as a Recyclable Photooxidation Catalyst, MACROMOLECULES, 53(6), 2006-2013, 20200324
    Link to Paper Search Results by DOI
  62. Phenazine-based photosensitizers for singlet oxygen generation, MATERIALS CHEMISTRY FRONTIERS, 4(2), 589-596, 20200201
    Link to Paper Search Results by DOI
  63. Direct comparison of dithienosilole and dithienogermole as pi-conjugated linkers in photosensitizers for dye-sensitized solar cells, DALTON TRANSACTIONS, 48(44), 16671-16678, 20191128
    Link to Paper Search Results by DOI
  64. Development of an intramolecular charge transfer-type colorimetric and fluorescence sensor for water by fusion with a juloidine structure and complexation with boron trifluoride, RSC ADVANCES, 9(54), 31466-31473, 20191007
    Link to Paper Search Results by DOI
  65. Synthesis, photophysical and electrochemical properties of pyridine, pyrazine and triazine-based (D-pi-)(2)A fluorescent dyes, BEILSTEIN JOURNAL OF ORGANIC CHEMISTRY, 15, 1712-1721, 20190722
    Link to Paper Search Results by DOI
  66. Fluorescent sensor for water based on photoinduced electron transfer and Forster resonance energy transfer: anthracene-(aminomethyl) phenylboronic acid ester-BODIPY structure, RSC ADVANCES, 9(27), 15335-15340, 20190519
    Link to Paper Search Results by DOI
  67. Synthesis, Properties, and Complex Formation of Antimony- and Bismuth-Bridged Bipyridyls, ORGANOMETALLICS, 38(7), 1516-1523, 20190408
    Link to Paper Search Results by DOI
  68. Synthesis of Pyridinothienogermoles as Unsymmetrically Condensed Germoles, ORGANOMETALLICS, 38(7), 1606-1613, 20190408
    Link to Paper Search Results by DOI
  69. Colorimetric and ratiometric fluorescence sensing of water based on 9-methyl pyrido[3,4-b]indole-boron trifluoride complex, DALTON TRANSACTIONS, 48(6), 2086-2092, 20190214
    Link to Paper Search Results by DOI
  70. Seebeck Coefficients of Poly(3,4-ethylenedioxythiophene):Poly(styrene sulfonate) Correlated with Oxidation Levels, JOURNAL OF PHYSICAL CHEMISTRY C, 123(7), 4002-4006, 20190221
    Link to Paper Search Results by DOI
  71. Preparation and reactions of 4,4-dilithiodithienogermole, JOURNAL OF ORGANOMETALLIC CHEMISTRY, 883, 47-51, 20190315
    Link to Paper Search Results by DOI
  72. Hydrophobic modification of SiO2 surface with disilanobiphenyl and disilanobithiophene and the application to pentacene-based organic transistors, COMPOSITE INTERFACES, 26(3), 221-231, 20190304
    Link to Paper Search Results by DOI
  73. Synthesis and Photophysical and Electrochemical Properties of Structural Isomers of Pyrazine-Based D-pi-A-pi-D Fluorescent Dyes, BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, 91(12), 1704-1709, 20181201
    Link to Paper Search Results by DOI
  74. Mechanofluorochromism of D-pi-A Fluorescent Dyes, JOURNAL OF SYNTHETIC ORGANIC CHEMISTRY JAPAN, 76(10), 1024-1041, 20181001
    Link to Paper Search Results by DOI
  75. Hydrophobic modification of SiO2 surface by aminosilane derivatives, COMPOSITE INTERFACES, 26(1), 15-26, 20190101
    Link to Paper Search Results by DOI
  76. Tetraphenylethene- and diphenyldibenzofulvene-anthracene- based fluorescence sensors possessing photo-induced electron transfer and aggregation-induced emission enhancement characteristics for detection of water, NEW JOURNAL OF CHEMISTRY, 42(16), 13339-13350, 20180821
    Link to Paper Search Results by DOI
  77. A colorimetric and fluorescent sensor for water in acetonitrile based on intramolecular charge transfer: D-(-A)(2)-type pyridine-boron trifluoride complex, CHEMICAL COMMUNICATIONS, 54(72), 10144-10147, 20180916
    Link to Paper Search Results by DOI
  78. Optical and Photosensitizing Properties of Spiro (dipyridinogermole)(dithienogermole)s with Eletron-Donating Amino and Electron-Withdrawing Pyridinothiadiazole Substituents, CHEMISTRYSELECT, 3(30), 8604-8609, 20180814
    Link to Paper Search Results by DOI
  79. Modification of TiO2 Surface by Disilanylene Polymers and Application to Dye-Sensitized Solar Cells, INORGANICS, 6(1), 20180301
    Link to Paper Search Results by DOI
  80. Hybrid conjugated polymers with alternating dithienosilole or dithienogermole and tricoordinate boron units, POLYMER CHEMISTRY, 9(3), 291-299, 20180121
    Link to Paper Search Results by DOI
  81. Mitochondria-Targeting Polyamine-Protoporphyrin Conjugates for Photodynamic Therapy, CHEMMEDCHEM, 13(1), 15-19, 20180108
    Link to Paper Search Results by DOI
  82. Photovoltaic performances of type-II dye-sensitized solar cells based on catechol dye sensitizers: retardation of back-electron transfer by PET (photo-induced electron transfer), MATERIALS CHEMISTRY FRONTIERS, 1(11), 2243-2255, 20171101
    Link to Paper Search Results by DOI
  83. Expression of fluorescence properties by self-PET (photo-induced electron transfer) suppression both in solution and in the solid state, NEW JOURNAL OF CHEMISTRY, 41(22), 13215-13218, 20171121
    Link to Paper Search Results by DOI
  84. Development of a Dual-Fluorescence Emission Sensor Based on Photo-Induced Electron Transfer and Aggregation-Induced Emission Enhancement for Detection of Water, CHEMISTRYSELECT, 2(26), 7765-7770, 20170911
    Link to Paper Search Results by DOI
  85. Synthesis and optical and electrochemical properties of a phenanthrodithiophene (fused-bibenzo[c]thiophene) derivative, ORGANIC & BIOMOLECULAR CHEMISTRY, 15(35), 7302-7307, 20170921
    Link to Paper Search Results by DOI
  86. Preparation of branched molecules by regioselective hydrosilation of tetrakis(ethynyldimethylsilyl)silanes and some of their properties, JOURNAL OF ORGANOMETALLIC CHEMISTRY, 846, 360-366, 20171001
    Link to Paper Search Results by DOI
  87. Studies on Spherically Distributed LUMO and Electron-Accepting Properties of Caged Hexakis(germasesquioxanes), ORGANOMETALLICS, 36(14), 2536-2540, 20170624
    Link to Paper Search Results by DOI
  88. Aggregation-induced emission (AIE) characteristic of water-soluble tetraphenylethene (TPE) bearing four sulfonate salts, NEW JOURNAL OF CHEMISTRY, 41(12), 4747-4749, 20170621
    Link to Paper Search Results by DOI
  89. Synthesis of (Benzofurano)(benzothieno)germole, CHEMISTRYSELECT, 2(10), 3106-3109, 20170403
    Link to Paper Search Results by DOI
  90. Synthesis of dithienogermole-containing polythiophenes, SYNTHETIC METALS, 227, 87-92, 201712
    Link to Paper Search Results by DOI
  91. Preparation of Dithienogermole-containing Polysilsesquioxane Films for Sensing Nitroaromatics, CHEMISTRY LETTERS, 46(4), 438-441, 201704
    Link to Paper Search Results by DOI
  92. Singlet oxygen generation properties of an inclusion complex of cyclic free-base porphyrin dimer and fullerene C-60, RSC ADVANCES, 7(30), 18690-18695, 20170328
    Link to Paper Search Results by DOI
  93. Ligand-Free Copper-Catalyzed Cyano- and Alkynylstannylation of Arynes, CHEMISTRYSELECT, 2(11), 3212-3215, 20170413
    Link to Paper Search Results by DOI
  94. Synthesis, optical and electrochemical properties, and photovoltaic performance of a panchromatic and near-infrared (D)(2-pi-A) type BODIPY dye with pyridyl group or cyanoacrylic acid, RSC ADVANCES, 7(22), 13072-13081, 20170225
    Link to Paper Search Results by DOI
  95. Synthesis and optical and electrochemical properties of julolidine-structured pyrido[3,4-b]indole dye, PHYSICAL CHEMISTRY CHEMICAL PHYSICS, 19(5), 3565-3574, 20170207
    Link to Paper Search Results by DOI
  96. Electrical Characteristics of Pentacene Films on Cross-Linked Polymeric Insulators of Varying Thicknesses, ACS Omega, 1(5), 784-788, 201611
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  97. Dithienogermole-containing D-pi-A-pi-A Photosensitizers for Dye-sensitized Solar Cells, CHEMISTRY LETTERS, 46(3), 310-312, 201703
    Link to Paper Search Results by DOI
  98. Water-tunable solvatochromic and nanoaggregate fluorescence: dual colour visualisation and quantification of trace water in tetrahydrofuran, PHYSICAL CHEMISTRY CHEMICAL PHYSICS, 19(2), 1209-1216, 20170114
    Link to Paper Search Results by DOI
  99. Development of type-I/type-II hybrid dye sensitizer with both pyridyl group and catechol unit as anchoring group for type-I/type-II dye-sensitized solar cell, PHYSICAL CHEMISTRY CHEMICAL PHYSICS, 18(44), 30662-30676, 20161128
    Link to Paper Search Results by DOI
  100. Synthesis of pentamethyldisilanyl-substituted starlike molecule with triazine core and its application to dye-sensitized solar cells, JOURNAL OF ORGANOMETALLIC CHEMISTRY, 825, 63-68, 20161215
    Link to Paper Search Results by DOI
  101. Impact of the molecular structure and adsorption mode of D-pi-A dye sensitizers with a pyridyl group in dye-sensitized solar cells on the adsorption equilibrium constant for dye-adsorption on TiO2 surface, PHYSICAL CHEMISTRY CHEMICAL PHYSICS, 18(48), 32992-32998, 20161228
    Link to Paper Search Results by DOI
  102. Single oxygen generation sensitized by spiro (dipyridinogermole)(dithienogerrnole)s, DALTON TRANSACTIONS, 45(39), 15679-15683, 20161114
    Link to Paper Search Results by DOI
  103. Group 14 Dithienometallole-Linked Ethynylene-Conjugated Porphyrin Dimers, INORGANIC CHEMISTRY, 55(15), 7432-7441, 20160801
    Link to Paper Search Results by DOI
  104. Synthesis of organic photosensitizers containing dithienogermole and thiadiazolo[3,4-c]pyridine units for dye-sensitized solar cells, DALTON TRANSACTIONS, 45(35), 13817-13826, 20160921
    Link to Paper Search Results by DOI
  105. A BODIPY sensor for water based on a photo-induced electron transfer method with fluorescence enhancement and attenuation systems, NEW JOURNAL OF CHEMISTRY, 40(9), 7278-7281, 20160901
    Link to Paper Search Results by DOI
  106. Development of D-pi-A Dye Sensitizers with Azine Ring and Their Photovoltaic Performances of Dye-Sensitized Solar Cells, JOURNAL OF SYNTHETIC ORGANIC CHEMISTRY JAPAN, 74(8), 760-780, 201608
  107. Synthesis and Properties of Benzofuran-Fused Silole and Germole Derivatives: Reversible Dimerization and Crystal Structures of Monomers and Dimers, ORGANOMETALLICS, 35(14), 2327-2332, 20160725
    Link to Paper Search Results by DOI
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  229. Solid-state fluorescence properties and mechanofluorochromism of D-pi-A pyridinium dyes bearing various counter anions, TETRAHEDRON, 69(29), 5818-5822, 20130722
    Link to Paper Search Results by DOI
  230. Synthesis of Specific Solvatochromic D--A Dyes with Pyridinium Ring as Electron-Withdrawing Group for Dye-Sensitized Solar Cells, EUROPEAN JOURNAL OF ORGANIC CHEMISTRY, 2013(21), 4533-4538, 201307
    Link to Paper Search Results by DOI
  231. Development of a D-pi-A dye with benzothienopyridine as the electron-withdrawing anchoring group for dye-sensitized solar cells, JOURNAL OF MATERIALS CHEMISTRY A, 2(10), 3293-3296, 20140104
    Link to Paper Search Results by DOI
  232. Dye-sensitized solar cells based on a functionally separated D-pi-A fluorescent dye with an aldehyde as an electron-accepting group, NEW JOURNAL OF CHEMISTRY, 37(8), 2336-2340, 2013
    Link to Paper Search Results by DOI
  233. Photovoltaic performance of dye-sensitized solar cells based on D-pi-A type BODIPY dye with two pyridyl groups, NEW JOURNAL OF CHEMISTRY, 37(8), 2479-2485, 2013
    Link to Paper Search Results by DOI
  234. Synthesis of donor-acceptor type new organosilicon polymers and their applications to dye-sensitized solar cells, JOURNAL OF ORGANOMETALLIC CHEMISTRY, 741, 97-101, 20131001
    Link to Paper Search Results by DOI
  235. Synthesis, Optical Properties, and Crystal Structures of Dithienostannoles, ORGANOMETALLICS, 32(15), 4136-4141, 20130812
    Link to Paper Search Results by DOI
  236. Lewis-Acid Sites of TiO2 Surface for Adsorption of Organic Dye Having Pyridyl Group as Anchoring Unit, JOURNAL OF PHYSICAL CHEMISTRY C, 117(32), 16364-16370, 20130815
    Link to Paper Search Results by DOI
  237. Synthesis of diphenylamino-carbazole substituted BODIPY dyes and their photovoltaic performance in dye-sensitized solar cells, RSC ADVANCES, 3(39), 18099-18106, 2013
    Link to Paper Search Results by DOI
  238. Molecular design and synthesis of fluorescence PET (photo-induced electron transfer) sensors for detection of water in organic solvents, RSC ADVANCES, 3(45), 23255-23263, 2013
    Link to Paper Search Results by DOI
  239. Synthesis and optical and photovoltaic properties of dithienosilole-dithienylpyridine and dithienosilole-pyridine alternate polymers and polymer-B(C6F5)(3) complexes, POLYMER JOURNAL, 45(11), 1153-1158, 201311
    Link to Paper Search Results by DOI
  240. Design and Syntheses of Highly Emissive Aminobenzopyrano-xanthene Dyes in the Visible and Far-Red Regions, ORGANIC LETTERS, 16(1), 258-261, 20140103
    Link to Paper Search Results by DOI
  241. Development of D-pi-Cat fluorescent dyes with a catechol group for dye-sensitized solar cells based on dye-to-TiO2 charge transfer, JOURNAL OF MATERIALS CHEMISTRY A, 2(22), 8500-8511, 20140401
    Link to Paper Search Results by DOI
  242. Synthesis of Group 14 Dipyridinometalloles with Enhanced Electron-Deficient Properties and Solid-State Phosphorescence, ORGANOMETALLICS, 33(2), 517-521, 20140127
    Link to Paper Search Results by DOI
  243. Preparation and Photoinduced Energy and Electron Transfer of Donor-Silicon-Acceptor Polymers, ASIAN JOURNAL OF ORGANIC CHEMISTRY, 3(2), 170-175, 20140204
    Link to Paper Search Results by DOI
  244. Effects of pi-conjugated side chains on properties and performances of photovoltaic copolymers, SYNTHETIC METALS, 187, 30-36, 20140101
    Link to Paper Search Results by DOI
  245. A new cosensitization method using the Lewis acid sites of a TiO2 photoelectrode for dye-sensitized solar cells, CHEMICAL COMMUNICATIONS, 50(48), 6398-6401, 20140401
    Link to Paper Search Results by DOI
  246. Development of highly-sensitive fluorescence PET (photo-induced electron transfer) sensor for water: anthracene-boronic acid ester, RSC ADVANCES, 4(48), 25330-25333, 20140522
    Link to Paper Search Results by DOI
  247. Development of D-pi-A dyes with a pyrazine ring as an electron-withdrawing anchoring group for dye-sensitized solar cells, RSC ADVANCES, 4(57), 30225-30228, 20140618
    Link to Paper Search Results by DOI
  248. Development of 4,4 '-bibenzo[c]thiophene fluorophores with substituents on the thiophene rings, NEW JOURNAL OF CHEMISTRY, 45(37), 17085-17094, 20211007
    Link to Paper Search Results by DOI
  249. Thermoelectric properties of PEDOT:PSS/SWCNT composite films with controlled carrier density, COMPOSITES COMMUNICATIONS, 27, 202110
    Link to Paper Search Results by DOI
  250. Synthesis, Optical and Electrochemical Properties of Benzofuro[2,3-c]carbazoloquinol Fluorescent Dyes, ELECTROCHEMISTRY, 89(6), 562-566, 2021
    Link to Paper Search Results by DOI
  251. Development of highly sensitive fluorescent sensor and fluorescent sensor-doped polymer films for trace amounts of water based on photo-induced electron transfer, MATERIALS ADVANCES, 2(23), 7662-7670, 20211129
    Link to Paper Search Results by DOI

Publications such as books

  1. 2022/04/01, Sustainable and Functional Redox Chemistry, Chapter13 Fluorescent Sensors for Water, Royal Society of Chemistry, 2022, 4, Scholarly Book, Joint work, 英語, Yousuke Ooyama, 9781839162466, 402, 300–330
  2. 2021/04/01, Progress in the Science of Functional Dyes, Chapter 13 Photodynamic therapy, 2021, 4, Scholarly Book, Joint work, 英語, Keiichi Imato, Yousuke Ooyama, 9789813343917, 609, 445-467
  3. 2021/04/01, Progress in the Science of Functional Dyes, Chapter 14 Photoenergy Conversion (Dye-Sensitized Solar Cells), 2021, 4, Scholarly Book, Joint work, 英語, Yousuke Ooyama, 9789813343917, 609, 469-540
  4. 2021/04/01, Progress in the Science of Functional Dyes, 2021, 4, Scholarly Book, Joint work, 英語, Yousuke Ooyama, 9789813343917, 609

Invited Lecture, Oral Presentation, Poster Presentation

  1. Synthesis, Optical and Electrochemical Properties of 1,1'-Diaryl- and 1,1',3,3'-Tetraaryl-4,4'-Bibenzo[c]thiophene Derivatives, Ooyama Yousuke, The 15th International Symposium on Organic Reactions (ISOR-16), 2025/11/21, With Invitation, English, Okayama University, Okayama
  2. Development of Fluorescent Polymer Films and Fluorescent Sensor-immobilized Glass Substrate for Visualizing Water, Ooyama Yousuke, The 12th East Asia Symposium on Functional Dyes and Advanced Materials (EAS12), 2025/09/25, With Invitation, English, Osaka Metropolitan University, Osaka
  3. Tetraphenylethene–anthracene-based fluorescent sensor possessing photo-induced electron transfer and aggregation-induced emission characteristics for water, Ooyama Yousuke, The International Chemical Congress of Pacific Basin Societies 2025 (PACIFICHEM 2025), 2025/12/20, Without Invitation, English, Hawaii, USA
  4. Organohalogenochromism of Organic Dyes possessing Intramolecular Charge Transfer Characteristics, 2025/09/05, Without Invitation, Japanese
  5. Synthesis of phenazine-based photosensitizers for singlet oxygen generation, Yousuke Ooyama, The 14th International Symposium on Organic Reactions (ISOR-14), 2020/04/24, With Invitation, English, Yokohama, Japan, preprint
  6. Solid-State Fluorescence Properties and Mechanofluorochromism of D-π-A Fluorescent Dyes, Collaborative Conference on 3D & Materials Research (CC3DMR) 2014, 2014/06, With Invitation, English
  7. Development of D-π-A Dye Sensitizers with Pyridyl Group for High-Performance Dye-Sensitized Solar Cells, Collaborative Conference on 3D & Materials Research (CC3DMR) 2013, 2013, With Invitation, English
  8. Development of New Type of D-π-A Photosensitizers with Pyridyl Group for Dye-Sensitized Solar Cells, New Challenges in Photoinduced Electron-Transfer Chemistry of Organic Materials in 2012 Annual Meeting of The Japanese Photochemistry Association, 2012, With Invitation, English
  9. Molecular Design of Mechanofluorochromic Dyes and Their Solid-state Fluorescence Properties, 2011, With Invitation, English
  10. Fluorescent Mechanochromism of a Series of Benzofuro[2,3-c]oxazolo[4,5-a]carbazole-type Fluorescent Dyes), 2008, With Invitation, English
  11. Molecular Design and Synthesis of D-pi-A Photosensitizers with Pyridyl Group for Dye-Sensitized Solar Cells, The Seventh East Asia Symposium on Functional Dyes and Advanced Materials (EAS7), 2015/09/04, With Invitation, English, Osaka Prefecture University, Kinki Chemical Society, Chung Hwa Specialty Chemical Association, Taiwan Dyestuffs and Pigments Industrial Association, Osaka Prefecture University
  12. Type-II Dye-Sensitized Solar Cells Based on D-pi-Catechol Dye Sensitizers, The 13th International Kyoto Conference on New Aspects of Organic Chemistry, 2015/11/10, Without Invitation, English, Kyoto
  13. Molecular design and synthesis of D-pi-A dye sensitizers with pyridyl group for high-performance dye-sensitized solar cells, The 2015 International Chemical Congress of Pacific Basin Societies (PACIFICHEM 2015), 2015/12/17, Without Invitation, English, Hawaii
  14. Photovoltaic Performance of Dye-Sensitized Solar Cells Based on Diphenylamino-Carbazole Substituted BODIPY Dyes, Yousuke Ooyama, Collaborative Conference on 3D & Materials Research (CC3DMR) 2016, 2016/06/20, With Invitation, English, Incheon/Seoul, Korea
  15. Fluorescence PET (Photo-induced Electron Transfer) Sensors for Water Based on Anthracene-Phenylboronic Acid Ester, Yousuke Ooyama, 2017/06/26, With Invitation, English, Jeju Island, Korea
  16. Synthesis, Photophysical and Electrochemical Properties of Phenanthrodithiophene (Fused-bibenzo[c]thiophene) Derivative for Optoelectronic Devices, Collaborative Conference on Materials Research (CCMR) 2018, 2018/06/26, With Invitation, English, Collaborative Conference on Materials Research (CCMR) 2018, Incheon/Seoul, South Korea
  17. Molecular Design and Synthesis of D-pi-A Dye Sensitizers with Pyridyl Group for High-Performance Dye-Sensitized Solar Cells, 2018 Hiroshima U-PNU Joint Symposium on Sustainable Materials, 2018/08/21, With Invitation, English, Pusan National University, Pusan National University, Pusan, Korea
  18. Synthesis, Photophysical and Electrochemical Properties of Phenanthrodithiophene (Fused-Bibenzo[c]thiophene) Chromophore, The 13th International Symposium on Organic Reactions (ISOR-13), 2018/11/22, With Invitation, English, National Chiao Tung University, Hsinchu, Taiwan
  19. Synthesis, Optical and Electrochemical Properties of Fused-Bibenzo[c]thiophene (Phenanthrodithiophene) Derivatives as a New Functional Dye, The 9th East Asia Symposium on Functional Dyes and Advanced Materials (EAS9), 2019/11/19, With Invitation, English, National Taipei University of Technology, Taipei, Taiwan
  20. Photovoltaic performances of type-II dye-sensitized solar cells based on catechol dyes, Yousuke Ooyama, 2020/03/24, With Invitation, English, Tokyo University of Science, Chiba, Japan
  21. Synthesis, Optical and Electrochemical Properties of Phenanthrodithiophene (Fused-Bibenzo[c]thiophene) Chromophore, Yousuke Ooyama, 2019/06/03, Without Invitation, English, Berlin, Germany

Awards

  1. 2023/10/19, The 11th East Asia Symposium on Functional Dyes and Advanced Materials (EAS11) Best Poster Award, The Organizing Committee of the 11th East Asia Symposium on Functional Dyes and Advanced Materials (EAS11), Development of phenazine-2,3-diol-based dyes for singlet oxygen generation
  2. 2022/10/26, The 95th JSCM (The Japan Society of Colour Material) Anniversary Conference Best Oral Presentation Award, 一般社団法人色材協会（The Japan Society of Colour Material）会長, Development of phenazinone-based photosensitizer possessing singlet oxygen generation
  3. 2014, Dyes and Pigments (2013 Impact Factor 3.468) 2013 Certificate of Excellence in Reviewing (in recognition of an outstanding contribution to the quality of the journal), ELSEVIER
  4. 2015/09/17, Outstanding Reviewer Award: in recognition of an outstanding contribution to peer review for ChemPubSoc Europe and its sister journal Angewandte Chemie as well as Asian Chemical Editorial Society (ACES) journals, ChemPubSoc Europe and its sister journal Angewandte Chemie as well as Asian Chemical Editorial Society (ACES) journals
  5. 2016/11/05, Phoenix Outstanding Researcher Award, Hiroshima University
  6. 2018/11/19, 6th International Symposium on Dyeing and Functionalization of Textiles and Polymers (ISDF2018) OUTSTANDING POSTER PRESENTATION, General Chair of ISDF2018, Chairperson of The 120th Committee of JSPS

Patented

  1. Patent, 7734951, 2025/08/29
  2. Patent, 7596663, 2024/12/02
  3. Patent, JP5167531, 2013/01/11
  4. Patent, JP5288560, 2013/06/14
  5. Patent, JP4759737, 2011/06/17
  6. Patent, JP4730731, 2011/04/28
  7. Patent, JP4666350, 2011/01/21
  8. Patent, JP4514710, 2010/05/21
  9. Patent, JP4514466, 2010/05/21
  10. Patent, US 7420065, B2, 2008/09/02, Hetero-polycyclic compounds, and coloring matters, pigments, dyes, color-changing material compositions, and color-changing films, made by using the compounds; United States Patent
  11. Patent, US 7408072, B2, 2008/08/05, Heteropolycyclic compound and dye
  12. Patent, JP5751667, 2015/05/29
  13. Patent, 5757609, 2015/06/12
  14. 5751667, 2015/05/29
  15. Patent, 5783508, 2015/07/31
  16. Patent, 5939573, 2016/05/27
  17. Patent, 6842696, 2021/02/25

External Funds

Acceptance Results of Competitive Funds

  1. KAKENHI(Grant-in-Aid for Challenging Research (Exploratory)), 2023, 2024
  2. KAKENHI(Grant-in-Aid for Challenging Research (Exploratory)), 2025, 2026
  3. KAKENHI(Grant-in-Aid for Scientific Research (B)), 2022, 2024
  4. KAKENHI, 2025, 2028
  5. KAKENHI, 2015, 2018
  6. KAKENHI, 2012, 2014
    Permalink
  7. KAKENHI, Control of Molecular Orientation and Arrangement of Fluorescent Dyes and Development of Colorful Dye-Sensitized Solar Cells(DSSCs), 2010, 2011
    Permalink
  8. KAKENHI, Synthesis of Fluorescent Metal Complexes Possessing Solid-state Photoelectronic Properties and their Applications to Optoelectronic Devices, 2008, 2009
    Permalink
  9. KAKENHI, 2006, 2007
    Permalink
  10. Adaptable and Seamless Technology transfer Program through targetdriven R&D, 2012/11/01, 2013/10/31
  11. 2011/08, 2012/03
  12. 2009/09, 2010/03
  13. 2008/07, 2009/03
  14. 2015/10/01, 2016/09/30
  15. KAKENHI(Grant-in-Aid for Scientific Research on Innovative Areas), 2018, 2019
  16. KAKENHI(Grant-in-Aid for Scientific Research (B)), 2019, 2021
  17. 2024, 2025
  18. 2025, 2026
  19. 2026, 2027
  20. 2026, 2027
  21. 2026, 2027
  22. 2026, 2027
  23. 2021/05, 2022/03

Social Activities

Organizing Academic Conferences, etc.

  1. The 12th East Asia Symposium on Functional Dyes and Advanced Materials (EAS12), Local Organizing Committee, 2025/09, 2025/09
  2. The 19th International Symposium on Macrocyclic and Supramolecular Chemistry 2025 (ISMSC2025) in conjunction with the WPI-NanoLSI symposium, Local Advisory Committee, 2025/05, 2025/05
  3. 2015/11, 2015/11
  4. 2021/06, 2021/06
  5. 2021/01, 2021/01
  6. 2023/09, 2023/09
  7. 2024/03, 2024/03

History as Peer Reviews of Academic Papers

  1. Electrochemistry, 2
  2. Tetrahedron Lett., 11
  3. Tetrahedron, 14
  4. ACS Appl. Mater. Inter., 3
  5. Adv. Mater., 1
  6. Adv. Funct. Mater., 1
  7. Anal. Chem., 1
  8. Angew. Chem. Int. Ed., 12
  9. Biomacromolecules, 1
  10. Bioorg. Med. Chem. Lett., 2
  11. Referee Bull. Chem. Soc. Jpn.1, 2
  12. Can. J. Chem., 1
  13. Chem. Asian J., 6
  14. Chem. Eur. J, 4
  15. Chem. Lett., 9
  16. Chem. Commun., 4
  17. Chin. J. Chem., 1
  18. Cryst. Growth Des., 2
  19. Dyes Pigm., 22
  20. Eur. J. Inorg. Chem., 1
  21. Eur. J. Org. Chem., 26
  22. HETEROCYCLES, 1
  23. J. Appl. Poly. Sci., 18
  24. J. Lumin., 3
  25. J. Organomet. Chem., 3
  26. J. Am. Chem. Soc., 1
  27. J. Mater. Chem. A, 1
  28. J. Mater. Chem. C, 3
  29. J. Mol. Struct. , 3
  30. J. Org. Chem., 1
  31. J. Phys. Chem. C, 2
  32. J. Phys. Chem. Lett., 1
  33. J. Photochem. Photobiol. A, 6
  34. Langmuir, 3
  35. Macromol. Chem. Phys., 1
  36. Mater. Chem. Phys., 2
  37. Molecules, 2
  38. New J. Chem., 5
  39. NPG Asia Mater., 1
  40. Org. Chem. Front., 1
  41. Phys. Chem. Chem. Phys., 2
  42. Polym. Bull., 1
  43. RSC Adv., 12
  44. Sens. Actuator B-Chem., 2
  45. Spectrochimica acta. Part A, 2
  46. Synth. Met., 1
  47. 色材協会誌, 2