代表的論文

2019

  1. Y.-J. Pu, Y. Koyama, D. Otsuki, M. Kim, H. Chubachi, Y. Seino, K. Enomoto, N. Aizawa
    "Exciplex Emissions Derived from Exceptionally Long-Distanced Donor and Acceptor Molecules"
    Chemical Science, 10, 9203-9208 (2019). (Selected as an Inside Front Cover)

  2. K. Enomoto, D. Inoue, Y.-J. Pu
    "Controllable 1D patterned assembly of colloidal quantum dots on PbSO4 nanoribbons"
    Advanced Functional Materials, 29, 1905175 (2019).(Selected as an Inside Back Cover)

  3. Y.-J. Pu, R. Satake, Y. Koyama, T. Otomo, R. Hayashi, N. Haruta, H. Katagiri, D. Otsuki, D. Kim, T. Sato
    "Absence of delayed fluorescence and triplet-triplet annihilation in organic light emitting diodes with spatially orthogonal bianthracenes"
    Journal of Materials Chemistry C, 7, 2541 (2019). (Selected as a Hot Paper and a Front Cover)

  4. S. Ohisa, T. Takahashi, M. Igarashi, H. Fukuda, T. Hikichi, R. Komatsu, E. Ueki, Y.-J. Pu, T. Chiba, J. Kido
    "An Indolocarbazole-Based Thermally Activated Delayed Fluorescence Host for Solution- Processed Phosphorescent Tandem Organic Light-Emitting Devices Exhibiting Extremely Small Efficiency Roll-Off"
    Advanced Functional Materials, 29, 1808022 (2019). (Selected as an Inside Front Cover)

2018
  1. T. Chiba, Y. Hayashi, H. Ebe, K. Hoshi, J. Sato, S. Sato, Y.-J. Pu, S. Ohisa, J. Kido
    "Anion-exchange red perovskite quantum dots with ammonium iodine salts for highly efficient light-emitting devices"
    Nature Photonics, 12, 681–687 (2018).

  2. S. Sato, S. Ohisa, Y. Hayashi, R. Sato, D. Yokoyama, T. Kato, M. Suzuki, T. Chiba, Y.‐J. Pu, J. Kido
    "Air-Stable and High-Performance Solution-Processed Organic Light-Emitting Devices Based on Hydrophobic Polymeric Ionic Liquid Carrier-Injection Layers"
    Advanced Materials, 30, 1705915 (2018). (Selected as a Frontispiece)

  3. S. Ohisa, K. Endo, K. Kasuga, T. Chiba, Y.-J. Pu, J. Kido
    "Post-Treatment-Free Solution-Processed Reduced Phosphomolybdic Acid Containing Molybdenum Oxide Units for Efficient Hole-Injection Layers in Organic Light-Emitting Devices"
    Inorganic Chemistry, 57 (4), 1950-1957 (2018).

  4. S. Ohisa, T. Hikichi, Y.-J. Pu, T. Chiba, J. Kido
    "Two-Dimensional Ca2Nb3O10 Perovskite Nanosheets for Electron Injection Layers in Organic Light-Emitting Devices"
    ACS Applied Materials & Interfaces, 10 (33), 27885-27893 (2018).

  5. S. Ohisa, T. Kato, T. Takahashi, M. Suzuki, Y. Hayashi, T. Koganezawa, C. R. McNeill, T. Chiba, Y.-J. Pu, J. Kido
    "Conjugated Polyelectrolyte Blend with Polyethyleneimine Ethoxylated for Thickness-Insensitive Electron Injection Layers in Organic Light-Emitting Devices"
    ACS Applied Materials & Interfaces, 10 (20), 17318-17326 (2018).

2017
  1. S. Ohisa, T. Karasawa, Y. Watanabe, T. Ohsawa, Y.-J. Pu, T. Koganezawa, H. Sasabe, J. Kido
    "A Series of Lithium Pyridyl Phenolate. Complexes with a Pendant Pyridyl Group for Electron-Injection Layers in Organic Light-Emitting Devices"
    ACS Applied Materials & Interfaces, 9 (46), 40541-40548 (2017).

  2. S. Tohru, R. Hayashi, N. Haruta, Y.-J. Pu
    "Fluorescence via Reverse Intersystem Crossing from Higher Triplet States in a Bisanthracene Derivative"
    Scientific Reports, 7, 4820 (2017).

  3. T. Chiba, Y.-J. Pu, T. Ide, S. Ohisa, H. Fukuda, T. Hikichi, D. Takashima, T. Takahashi, S. Kawata, J. Kido
    "Addition of Lithium 8-Quinolate into Polyethylenimine Electron-Injection Layer in OLEDs: Not Only Reducing Driving Voltage but Also Improving Device Lifetime"
    ACS Applied Materials & Interfaces, 9 (21), 18113-18119 (2017).

  4. T. Chiba, K. Hoshi, Y.-J. Pu, Y. Takeda, Y. Hayashi, S. Ohisa, S. Kawata, J. Kido
    "High Efficiency Perovskite Quantum-Dot Light-Emitting Devices by Effective Washing Process and Interfacial Energy Level Alignment"
    ACS Applied Materials & Interfaces, 9 (21), 18054-18060 (2017).

  5. S. Kawata, J. Furudate, T. Kimura, H. Minaki, A. Saito, H, Katagiri, Y.-J. Pu
    "Controlling the Excited-State Energy Levels of 9,9'-Bifluorenylidene Derivatives by Twisting their Structure for Attaining Singlet Fission Character in Organic Photovoltaics"
    Jounal of Materials Chemistry C, 5, 4909-4914 (2017).

  6. M. J. Sung, H. Chubachi, R. Sato, M.-K. Shin, S.-K. Kwon, Y.-J. Pu, Y.-H. Kim
    "Dimethylsilyl-linked Anthracene-Pyrene Dimers and Their Efficient Triplet-Triplet Annihilation in Organic Light Emitting Diodes"
    Jounal of Materials Chemistry C, 5, 1090-1094 (2017).

2016
  1. S. Kawata, Y.-J. Pu, A. Saito, Y. Kurashige, T. Beppu, H. Katagiri, M. Hada, J. Kido
    "Singlet Fission of Non-polycyclic Aromatic Molecules in Organic Photovoltaics"
    Advanced Materials, 28 (8), 1585-1590 (2016). (Selected as an Inside Back Cover)

  2. Y. Seino, S. Inomata, H. Sasabe, Y.-J. Pu, J. Kido
    "High performance Green Organic LEDs Using Thermally Activated Delayed Fluorescence with Power Efficiency of 100 lm/W"
    Advanced Materials, 28 (13), 2638-2643 (2016). (Selected as an Inside Back Cover)

  3. S. Ohisa, S. Kagami, Y.-J. Pu, T. Chiba, J. Kido
    "A Solution-Processed Heteropoly Acid Containing MoO3 Units as a Hole-Injection Material for Highly Stable Organic Light-Emitting Devices"
    ACS Applied Materials & Interfaces, 8 (32), 20946-20954 (2016).

  4. S. Ohisa, Y.-J. Pu, J. Kido
    "Poly(pyridinium iodide ionic liquid)-based Electron Injection Layer for Solution-processed Organic Light-emitting Devices"
    Jounal of Materials Chemistry C, 4 (28), 6713-6719 (2016).

2015
  1. T. Chiba, Y.-J. Pu, J. Kido
    "Solution-Processed White Phosphorescent Tandem Organic Light-Emitting Devices"
    Advanced Materials, 27 (32), 4681-4687 (2015). (Selected as a Back Cover)

  2. Y.-J. Pu, T. Chiba, K. Ideta, S. Takahashi, N. Aizawa, T. Hikichi, J. Kido
    "Fabrication of organic light-emitting devices comprising stacked light-emitting units by solution-based processes"
    Advanced Materials, 27 (8), 1327-1332 (2015). (Selected as a Front Cover)

  3. Y.-J. Pu, N. Morishita, T. Chiba, S. Ohisa, M. Igarashi, A. Masuhara, J. Kido
    "Efficient Electron Injection by Size- and Shape-Controlled Zinc Oxide Nanoparticles in Organic Light Emitting Devices"
    ACS Applied Materials & Interfaces, 7 (45), 25373-25377 (2015).

  4. S. Ohisa, Y.-J. Pu, N. L. Yamada, G. Matsuba, J. Kido
    "Molecular Interdiffusion between Stacked Layers by Solution- and Thermal Annealing-Process in Organic Light Emitting Devices"
    ACS Applied Materials & Interfaces, 7 (37), 20779-20785 (2015).

  5. T. Chiba, Y.-J. Pu, J. Kido
    "Solution-Processable Electron Injection Materials for Organic Light-Emitting Devices"
    Jounal of Materials Chemistry C, 3 (44), 11567-11576 (2015). (Selected as a Back Cover)

  6. T. Beppu, K. Tomiguchi, A. Masuhara, Y.-J. Pu, H. Katagiri
    "Single Benzene Green Fluorophore: Solid-State Emissive, Water- Soluble, and Solvent and pH Independent Fluorescence with Large Stokes Shifts"
    Angewandte Chemie International Edition, 54 (25), 7332-7335 (2015). (Selected as a Hot Paper)

2014
  1. N. Aizawa, Y.-J. Pu, M. Watanabe, T. Chiba, K. Ideta, N. Toyota, M. Igarashi, Y. Suzuri, H. Sasabe, J Kido
    "Solution-processed multilayer small-molecule light-emitting devices with high-efficiency white-light emission"
    Nature Communications, 5, 5756 (2014).

  2. N. Aizawa, Y.-J. Pu, T. Chiba, S. Kawata, H. Sasabe, J. Kido
    "Instant Low-Temperature Cross-Linking of Poly(N-vinylcarbazole) for Solution-Processed Multilayer Blue Phosphorescent Organic Light-Emitting Devices"
    Advanced Materials, 26 (45), 7543-7546 (2014). (Selected as an Inside Back Cover)

  3. T. Chiba, Y.-J. Pu, S. Takahashi, H. Sasabe, J. Kido
    "Lithium phenolate complexes with pyridine-containing polymer for solution-processable electron injection layers in PLEDs"
    Advanced Functional Materials, 24 (38), 6038-6045 (2014).

  4. J.-Y. Hu, Y.-J. Pu, F. Satoh, S. Kawata, H. Katagiri, H. Sasabe, J. Kido
    "Bisanthracene-Based Donor-Acceptor type Light-Emitting Dopants: Highly Efficient Deep-Blue Emission in Organic Light-Emitting Devices"
    Advanced Functional Materials, 24 (14), 2064-2071 (2014).

  5. S. Kawata Y.-J. Pu, C. Ohashi, K. Nakayama, Z. Hong, J. Kido
    "Morphology control layer of a pyrene dimer enhances the efficiency in small molecule organic photovoltaic cells"
    Jounal of Materials Chemistry C, 2 (3), 501-509 (2014).

  6. Y. Seino, H. Sasabe, Y.-J. Pu, J. Kido
    "High Performance Blue Phosphorescent OLED Using Energy Transfer from Exciplex"
    Advanced Materials, 26 (10), 1612-1616 (2014).

2013
  1. J.-Y. Hu, Y.-J. Pu, Y. Yamashita, F. Satoh, S. Kawata, H. Katagiri, H. Sasabe, J. Kido
    "Excimer-Emitting Single Molecules with Stacked π-Conjugated Groups Covalently Linked at the 1,8-Positions of Naphalene for Highly Efficient Blue and Green OLEDs"
    Jounal of Materials Chemistry C, 1 (24), 3871-3878 (2013).

  2. H. Sasabe, H. Nakanishi, Y. Watanabe, S. Yano, M. Hirasawa, Y.-J. Pu, J. Kido
    "Extremely Low Operating Voltage Green Phosphorescent Organic Light-Emitting Devices showing 5000 cd m–2 below 3 V"
    Advanced Functional Materials, 23 (44), 5550-5555 (2013).

2012以前
  1. T. Chiba, Y.-J. Pu, M. Hirasawa, A. Masuhara, H. Sasabe, J. Kido
    "Solution-Processed Inorganic-Organic Hybrid Electron Injection Layer for Polymer Light-Emitting Devices"
    ACS Applied Materials & Interfaces, 4 (11), 6104-6108 (2012).

  2. T. Chiba, Y.-J. Pu, H. Sasabe, J. Kido, Y. Yang
    "Solution-processed organic light-emitting devices with two polymer light-emitting units connected in series by a charge-generation layer"
    Jounal of Materials Chemistry, 22 (42), 22769-22773 (2012).

  3. J.-Y. Hu, Y.-J. Pu, G. Nakata, S. Kawata, H. Sasabe, J. Kido
    "A single-molecule excimer-emitting compound for highly efficient fluorescent organic light-emitting devices"
    Chemical Communications, 48 (67), 8434-8436 (2012).

  4. T. D. Nguyen, T. P. Basel, Y.-J. Pu, X.-G. Li, E. Ehrenfreund, Z. V. Vardeny
    "Isotope effect in the spin response of aluminum tris(8-hydroxyquinoline) based devices"
    Physical Review B, 85 (24), 245437 (2012).

  5. H. Sasabe, N. Toyota, H. Nakanishi, T. Ishizaka, Y.-J. Pu, J. Kido
    "3, 3′-Bicarbazole-Based Host Materials for High-Efficiency Blue Phosphorescent OLEDs with Extremely Low Driving Voltage"
    Advanced Materials, 24 (24), 3212-3217 (2012).

  6. Y.-J. Pu, G. Nakata, F. Satoh, H. Sasabe, D. Yokoyama, J. Kido
    "Optimizing the charge balance of fluorescent organic light-emitting devices to achieve high external quantum efficiency beyond the conventional upper limit"
    Advanced Materials, 24 (13), 1765-1770 (2012).

  7. D. Yokoyama, Y. Park, B. Kim, S. Kim, Y.-J. Pu, J. Kido, J. Park
    "Dual efficiency enhancement by delayed fluorescence and dipole orientation in high-efficiency fluorescent organic light-emitting diodes"
    Applied Physics Letters, 99 (12), 123303 (2011).

  8. H. Sasabe, D. Tanaka, D. Yokoyama, T. Chiba, Y.-J. Pu, K. Nakayama, M. Yokoyama, J. Kido
    "Influence of Substituted Pyridine Rings on Physical Properties and Electron Mobilities of 2-Methylpyrimidine Skeleton-Based Electron Transporters"
    Advanced Functional Materials, 21 (2), 336-342 (2011).

  9. S.-J. Su, H. Sasabe, Y.-J. Pu, K. Nakayama, J. Kido
    "Tuning Energy Levels of Electron-Transport Materials by Nitrogen Orientation for Electrophosphorescent Devices with an Ideal Operating Voltage"
    Advanced Materials, 22 (30), 3311-3316 (2010).

  10. H. Sasabe, Y.-J. Pu, K. Nakayama, J. Kido
    "m-Terphenyl-modified carbazole host material for highly efficient blue and green PHOLEDs"
    Chemical Communications, 2009 (43), 6655-6657 (2009).

  11. Y.-J. Pu, M. Higashidate, K. Nakayama, J. Kido
    "Solution-processable organic fluorescent dyes for multicolor emission in organic light emitting diodes"
    Journal of Materials Chemistry, 18 (35), 4183-4188 (2008).

  12. H. Sasabe, T. Chiba, S.-J. Su, Y.-J. Pu, K. Nakayama, J. Kido
    "2-Phenylpyrimidine skeleton-based electron-transport materials for extremely efficient green organic light-emitting devices"
    Chemical Communications, 2008 (44), 5821-5823 (2008).

  13. H. Sasabe, E. Gonmori, T. Chiba, Y.-J. Li, D. Tanaka, S.-J. Su, T. Takeda, Y.-J. Pu, K. Nakayama, J. Kido
    "Wide-Energy-Gap Electron-Transport Materials Containing 3,5-Dipyridylphenyl Moieties for an Ultra High Efficiency Blue Organic Light-Emitting Device"
    Chemistry of Materials, 20 (19), 5951-5953 (2008).

  14. Y. Ie, Y. Umemoto, M. Okabe, T. Kusunoki, K. Nakayama, Y.-J. Pu, J. Kido, H. Tada, Y. Aso
    "Electronegative oligothiophenes based on difluorodioxocyclopentene-annelated thiophenes: synthesis, properties, and n-type FET performances"
    Organic Letters, 10 (5), 833-836 (2008).

  15. Y.-J. Pu, R. E. Harding, S. G. Stevenson, E. B. Namdas, C. Tedeschi, J. P. J. Markham, R. J. Rummings, P. L. Burn, I. D. W. Samuel
    "Solution processable phosphorescent rhenium(I) dendrimers"
    Journal of Materials Chemistry, 17 (40), 4255-4264 (2007).

  16. T. Suga, Y.-J. Pu, S. Kasatori, H. Nishide
    "Cathode- and anode-active poly(nitroxylstyrene)s for rechargeable batteries: p- and n-type redox switching via substituent effects"
    Macromolecules, 40 (9), 3167-3173 (2007).

  17. Y.-J. Pu, M. Soma, J. Kido, H. Nishide
    "A novel triphenylamine-substituted poly(p-phenylenevinylene): improved photo- and electro-luminescent properties"
    Chemistry of Materials, 13 (11), 3817-3819 (2001).

  18. H. Nishide, M. Takahashi, J. Takashima, Y.-J. Pu, E. Tsuchida
    "Acyclic and cyclic di- and tri(4-oxyphenyl-1, 2-phenyleneethynylene)s: their synthesis and ferromagnetic spin interaction"
    Journal of Organic Chemistry, 64 (20), 7375-7380 (1999).