His primary areas of study are Phosphor, Optoelectronics, Luminescence, Diode and Photoluminescence. His studies deal with areas such as Sialon and Light-emitting diode, Optics, Quantum efficiency as well as Phosphor. His research in Optoelectronics intersects with topics in Solid-state laser, Crystal structure, Luminous efficacy and Nitride.
His work deals with themes such as Silicon and Energy conversion efficiency, which intersect with Luminescence. His work in Diode tackles topics such as Full width at half maximum which are related to areas like Spinel and Emission spectrum. Naoto Hirosaki has researched Photoluminescence in several fields, including Solid-state lighting, Diffuse reflection and Excited state.
Phosphor, Analytical chemistry, Optoelectronics, Luminescence and Sialon are his primary areas of study. His study focuses on the intersection of Phosphor and fields such as Photoluminescence with connections in the field of Excited state. In his study, which falls under the umbrella issue of Analytical chemistry, Fluorescence is strongly linked to Light emitting device.
Naoto Hirosaki has included themes like Optics, Luminous efficacy and Nitride in his Optoelectronics study. His biological study spans a wide range of topics, including Solid-state lighting and Mineralogy. His research integrates issues of Electrophoretic deposition and Chromaticity in his study of Sialon.
His primary areas of investigation include Phosphor, Luminescence, Optoelectronics, Analytical chemistry and Sialon. His Phosphor research includes elements of Doping, Light-emitting diode, Crystal structure, Photoluminescence and Quantum efficiency. His Luminescence study integrates concerns from other disciplines, such as Solid-state lighting, Single crystal, Nanotechnology, Blueshift and Nitride.
Naoto Hirosaki combines subjects such as Laser, Luminous flux and Luminous efficacy with his study of Optoelectronics. The various areas that he examines in his Analytical chemistry study include Crystal, Boron nitride, Thermal stability and Absorption. His biological study deals with issues like Gamut, which deal with fields such as Mn doped.
Naoto Hirosaki mostly deals with Phosphor, Luminescence, Optoelectronics, Analytical chemistry and Laser. His Phosphor research is multidisciplinary, relying on both Doping, Light-emitting diode, Luminous efficacy, Photoluminescence and Quantum efficiency. His Photoluminescence study incorporates themes from Excited state, Solid solution and Mineralogy.
His studies deal with areas such as Solid-state lighting, Diode, Nanotechnology and Crystal structure as well as Luminescence. His Optoelectronics research includes themes of Brightness, Saturation, Gamut and Sialon. In his study, Quenching and Thermoluminescence is inextricably linked to Absorption, which falls within the broad field of Analytical chemistry.
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Luminescence Properties of a Red Phosphor, CaAlSiN3 : Eu2 + , for White Light-Emitting Diodes
Kyota Uheda;Naoto Hirosaki;Yoshinobu Yamamoto;Atsushi Naito.
Electrochemical and Solid State Letters (2006)
Silicon-based oxynitride and nitride phosphors for white LEDs—A review
Rong-Jun Xie;Naoto Hirosaki.
Science and Technology of Advanced Materials (2007)
Characterization and properties of green-emitting β-SiAlON:Eu2+ powder phosphors for white light-emitting diodes
Naoto Hirosaki;Rong-Jun Xie;Koji Kimoto;Takashi Sekiguchi.
Applied Physics Letters (2005)
Eu2+-doped Ca-α-SiAlON: A yellow phosphor for white light-emitting diodes
Rong-Jun Xie;Naoto Hirosaki;Ken Sakuma;Yoshinobu Yamamoto.
Applied Physics Letters (2004)
A Simple, Efficient Synthetic Route to Sr2Si5N8:Eu2+-Based Red Phosphors for White Light-Emitting Diodes
Rong-Jun Xie;Naoto Hirosaki;Takayuki Suehiro;Fang-Fang Xu.
Chemistry of Materials (2006)
2-phosphor-converted white light-emitting diodes using oxynitride/nitride phosphors
Rong-Jun Xie;Naoto Hirosaki;Naoki Kimura;Ken Sakuma.
Applied Physics Letters (2007)
Down-Conversion Nitride Materials for Solid State Lighting: Recent Advances and Perspectives.
Le Wang;Rong-Jun Xie;Takayuki Suehiro;Takashi Takeda.
Chemical Reviews (2018)
Yellow-Orange-Emitting CaAlSiN3:Ce3+ Phosphor: Structure, Photoluminescence, and Application in White LEDs
Y. Q. Li;N. Hirosaki;R. J. Xie;T. Takeda.
Chemistry of Materials (2008)
Wavelength-tunable and thermally stable Li-α-sialon:Eu2+ oxynitride phosphors for white light-emitting diodes
Rong-Jun Xie;Naoto Hirosaki;Mamoru Mitomo;Ken Sakuma.
Applied Physics Letters (2006)
Ideal shear strain of metals and ceramics
Shigenobu Ogata;Shigenobu Ogata;Ju Li;Naoto Hirosaki;Yoji Shibutani.
Physical Review B (2004)
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