Takashi Takeda

Takashi Takeda publication distribution in Materials Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Materials Science in 2026. The highlighted bar marks where Takashi Takeda sits on this spectrum.

Takashi Takeda D-index placement in Materials Science in 2026

The chart shows the D-index (discipline H-index) distribution of Materials Science scientists ranked by Research.com in 2026. The highlighted bar marks where Takashi Takeda sits on this spectrum.

Best Publications

• Down-Conversion Nitride Materials for Solid State Lighting: Recent Advances and Perspectives.

  Le Wang;Rong-Jun Xie;Takayuki Suehiro;Takashi Takeda

  769
  Citations

• Pyridine‐Containing Triphenylbenzene Derivatives with High Electron Mobility for Highly Efficient Phosphorescent OLEDs

  Shi-Jian Su;Takayuki Chiba;Takashi Takeda;Junji Kido

  680
  Citations

• Pyridine-Containing Bipolar Host Materials for Highly Efficient Blue Phosphorescent OLEDs

  Shi-Jian Su;Hisahiro Sasabe;Takashi Takeda;Junji Kido

  587
  Citations

• Yellow-Orange-Emitting CaAlSiN3:Ce3+ Phosphor: Structure, Photoluminescence, and Application in White LEDs

  Y. Q. Li;N. Hirosaki;R. J. Xie;T. Takeda

  484
  Citations

• Ultra High Efficiency Green Organic Light-Emitting Devices

  Daisaku Tanaka;Hisahiro Sasabe;Yan-Jun Li;Shi-Jian Su

  461
  Citations

• Capacitance and Pore-Size Distribution in Aqueous and Nonaqueous Electrolytes Using Various Activated Carbon Electrodes

  M. Endo;T. Maeda;T. Takeda;Y. J. Kim

  447
  Citations

• Achieving High Quantum Efficiency Narrow-Band β-Sialon:Eu2+ Phosphors for High-Brightness LCD Backlights by Reducing the Eu3+ Luminescence Killer

  Shuxing Li;Shuxing Li;Le Wang;Daiming Tang;Yujin Cho

  332
  Citations

• Rare-Earth Activated Nitride Phosphors: Synthesis, Luminescence and Applications

  Rong-Jun Xie;Naoto Hirosaki;Yuanqiang Li;Takashi Takeda

  329
  Citations

• Wide-Energy-Gap Electron-Transport Materials Containing 3,5-Dipyridylphenyl Moieties for an Ultra High Efficiency Blue Organic Light-Emitting Device

  Hisahiro Sasabe;Eisuke Gonmori;Takayuki Chiba;Yan-Jun Li

  272
  Citations

• Unique Color Converter Architecture Enabling Phosphor-in-Glass (PiG) Films Suitable for High-Power and High-Luminance Laser-Driven White Lighting.

  Peng Zheng;Shuxing Li;Le Wang;Tian-Liang Zhou

  247
  Citations

• Ca 1 −x Li x Al 1 − x Si 1+x N 3 :Eu 2+ solid solutions as broadband, color-tunable and thermally robust red phosphors for superior color rendition white light-emitting diodes

  Le Wang;Rong-Jun Xie;Yuanqiang Li;Xiaojun Wang

  234
  Citations

• Structure–Property Relationship of Pyridine-Containing Triphenyl Benzene Electron-Transport Materials for Highly Efficient Blue Phosphorescent OLEDs

  Shi-Jian Su;Yasuyuki Takahashi;Takayuki Chiba;Takashi Takeda

  223
  Citations

• Trap Depth Engineering of SrSi2O2N2:Ln2+,Ln3+ (Ln2+ = Yb, Eu; Ln3+ = Dy, Ho, Er) Persistent Luminescence Materials for Information Storage Applications

  Yixi Zhuang;Ying Lv;Le Wang;Wenwei Chen

  210
  Citations

• Narrow-Band Green-Emitting Phosphor Ba2LiSi7AlN12:Eu2+ with High Thermal Stability Discovered by a Single Particle Diagnosis Approach

  Takashi Takeda;Naoto Hirosaki;Shiro Funahshi;Rong-Jun Xie

  202
  Citations

• Wide Color Gamut Backlight for Liquid Crystal Displays Using Three-Band Phosphor-Converted White Light-Emitting Diodes

  Rong-Jun Xie;Naoto Hirosaki;Takashi Takeda

  194
  Citations

• Novel Electron-transport Material Containing Boron Atom with a High Triplet Excited Energy Level

  Daisaku Tanaka;Takashi Takeda;Takayuki Chiba;Soichi Watanabe

  190
  Citations

• High Luminous Efficiency Blue Organic Light-Emitting Devices Using High Triplet Excited Energy Materials

  Daisaku Tanaka;Yuya Agata;Takashi Takeda;Soichi Watanabe

  189
  Citations

• Crystal structure and photoluminescence of Mn2+–Mg2+ codoped gamma aluminum oxynitride (γ-AlON): A promising green phosphor for white light-emitting diodes

  Rong-Jun Xie;Naoto Hirosaki;Xue-Jian Liu;Takashi Takeda

  184
  Citations

• Novel four-pyridylbenzene-armed biphenyls as electron-transport materials for phosphorescent OLEDs.

  Shi-Jian Su;Daisaku Tanaka;Yan-Jun Li;Hisahiro Sasabe

  157
  Citations

• Unique Design Strategy for Laser-Driven Color Converters Enabling Superhigh-Luminance and High-Directionality White Light

  Peng Zheng;Shuxing Li;Ran Wei;Le Wang

  147
  Citations

• Highly Efficient and Thermally Stable Blue-Emitting AlN:Eu2+ Phosphor for Ultraviolet White Light-Emitting Diodes

  Kazuo Inoue;Naoto Hirosaki;Rong Jun Xie;Takashi Takeda

  141
  Citations

• Synthesis and Luminescence Properties of Orange–Red‐Emitting M2Si5N8:Eu2+ (M=Ca, Sr, Ba) Light‐Emitting Diode Conversion Phosphors by a Simple Nitridation of MSi2

  Hui-Li Li;Rong-Jun Xie;Naoto Hirosaki;Takashi Takeda

  120
  Citations

• Nitrogen Gas Pressure Synthesis and Photoluminescent Properties of Orange-Red SrAlSi4N7:Eu2+ Phosphors for White Light-Emitting Diodes

  Jian Ruan;Rong-Jun Xie;Naoto Hirosaki;Takashi Takeda

  119
  Citations

• New insights into the microstructure of translucent CaAlSiN3:Eu2+ phosphor ceramics for solid-state laser lighting

  Shuxing Li;Shuxing Li;Daiming Tang;Zifeng Tian;Xuejian Liu

  117
  Citations

• A search for extra-high brightness laser-driven color converters by investigating thermally-induced luminance saturation

  Yirong Xu;Shuxing Li;Peng Zheng;Le Wang

  106
  Citations

• Nitride and oxynitride phosphors for white LEDs: Synthesis, new phosphor discovery, crystal structure

  Takashi Takeda;Rong-Jun Xie;Takayuki Suehiro;Naoto Hirosaki

  102
  Citations

• Moisture-induced degradation and its mechanism of (Sr,Ca)AlSiN3:Eu2+, a red-color-converter for solid state lighting

  Jie Zhu;Jie Zhu;Le Wang;Tianliang Zhou;Yujin Cho;Yujin Cho

  97
  Citations

• Structure, luminescence and energy transfer in Ce3+ and Mn2+ codoped γ-AlON phosphors

  Jiayong Si;Jiayong Si;Le Wang;Lihong Liu;Wei Yi

  87
  Citations

• Luminescence properties of SrSi6N8:Eu2+

  Kousuke Shioi;Naoto Hirosaki;Rong-Jun Xie;Takashi Takeda

  87
  Citations

• Structure, Luminescence, and Application of a Robust Carbidonitride Blue Phosphor (Al1–xSixCxN1–x:Eu2+) for Near UV-LED Driven Solid State Lighting

  Le Wang;Xiaojun Wang;Takashi Takeda;Naoto Hirosaki

  83
  Citations

• Critical Review—Narrow-Band Nitride Phosphors for Wide Color-Gamut White LED Backlighting

  Shuxing Li;Rong-Jun Xie;Rong-Jun Xie;Takashi Takeda;Naoto Hirosaki

  82
  Citations