17 records found.
Blue–Green Emitting Phosphor Ba 2 LiAlSi 2 O 8 :Eu 2 + for Phosphor-Converted Light-Emitting Diodes via Single-Particle Diagnosis in a Quasi-Quaternary System
- Journal article
- Creator
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Akihiro Nakanishi (author) (Search by this author)National Institute for Materials Science
;
Shiro Funahashi (author) (Search by this author)National Institute for Materials Science
;
Yukinori Koyama (author) (Search by this author)National Institute for Materials Science
;
;Hisanori Yamane (author) (Search by this author)National Institute for Materials ScienceKohsei Takahashi (author) (Search by this author)National Institute for Materials Science
;
Takayuki Nakanishi (author) (Search by this author)National Institute for Materials Science
;
Naoto Hirosaki (author) (Search by this author)National Institute for Materials Science
;
Takashi Takeda (author) (Search by this author)National Institute for Materials Science
- Keyword
- Eu2+-activated phosphor, single-crystal X-ray diffraction, quasi-quaternary system, new crystal phase, phosphor-converted LEDs
- Date published
- 2026-05-27
- Updated at
- 2026-06-16 11:39:41 +0900
Photoluminescence of perovskite-type Cr<sup>3+</sup>-activated phosphors in the La–Al–Ti–O system
- Journal article
- Creator
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Akihiro Nakanishi (author) (Search by this author)National Institute for Materials Science
;
Takayuki Nakanishi (author) (Search by this author)National Institute for Materials Science
;
Naoto Hirosaki (author) (Search by this author)National Institute for Materials Science
;
Koji Morita (author) (Search by this author)National Institute for Materials Science
;
Takashi Takeda (author) (Search by this author)National Institute for Materials Science
- Keyword
- Cr3+-activated phosphor, Near-infrared emission, Oxide, Solid state reaction
- Date published
- 2026-03-01
- Updated at
- 2026-06-16 11:29:50 +0900
Luminescent properties of SrLi 3 AlO 4 :Eu 2+ phosphor with two narrow-band emissions discovered by the single-particle-diagnosis approach
- Journal article
- Creator
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Hiroaki Toyoshima (author) (Search by this author)
https://orcid.org/0009-0000-0866-4475
(unauthenticated)
;
Takayuki Nakanishi (author) (Search by this author)
;
Jian Xu (author) (Search by this author)
;
Shiro Funahashi (author) (Search by this author)
;
Kohsei Takahashi (author) (Search by this author)
;
;Hideyuki Emoto (author) (Search by this author)Naoto Hirosaki (author) (Search by this author)
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Koji Morita (author) (Search by this author)
- Keyword
- Luminescence
- Date published
- 2026-12-31
- Updated at
- 2026-04-13 12:59:40 +0900
Luminescence Properties of Broadband Near-infrared Luminescent Material Ca5Ga6O14:Cr4+
- Journal article
- Creator
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Aunsaya Eksatit (author) (Search by this author)
;
Takayuki Nakanishi (author) (Search by this author)
;
;Takuya Ohmi (author) (Search by this author)Akihiro Nakanishi (author) (Search by this author)
;
Naoto Hirosaki (author) (Search by this author)
;
Takashi Takeda (author) (Search by this author)
;
;Jian Xu (author) (Search by this author);Jumpei Ueda (author) (Search by this author)Koji Morita (author) (Search by this author)
- Keyword
- Cr4+ photoluminescence, NIR phosphors
- Date published
- 2026-02-06
- Updated at
- 2026-02-11 08:30:38 +0900
Orthosilicates with glaserite-type crystal structures: Na2BaZr[SiO4]2 and Na2BaHf[SiO4]2
- Journal article
- Creator
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;Hisanori Yamane (author) (Search by this author)National Institute for Materials ScienceShiro Funahashi (author) (Search by this author)National Institute for Materials Science
;
Naoto Hirosaki (author) (Search by this author)National Institute for Materials Science
;
Takashi Takeda (author) (Search by this author)National Institute for Materials Science
- Keyword
- crystal structure, glaserite-type structure, orthosilicate, single-crystal X-ray diffraction, twin analysis
- Date published
- 2025-05-01
- Updated at
- 2026-01-05 13:14:40 +0900
Preparation and photoluminescence of Eu2+ and Eu3+-doped NaLuO2
- Journal article
- Creator
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;Hisanori Yamane (author) (Search by this author)Akihiro Nakanishi (author) (Search by this author)
;
Shiro Funahashi (author) (Search by this author)
;
Takayuki Nakanishi (author) (Search by this author)
;
Kohsei Takahashi (author) (Search by this author)
;
Naoto Hirosaki (author) (Search by this author)
;
Takashi Takeda (author) (Search by this author)
- Keyword
- Solid state reaction, Ternary oxide, Powder X-ray diffraction, Rietveld analysis, Photoluminescence, Eu2+ and Eu3+ emission center
- Date published
- 2025-07-01
- Updated at
- 2025-12-05 12:30:12 +0900
Characterization of narrow-band emitting phosphor Na5Al3F14:Eu2+ discovered by local structure similarity
- Conference poster
- Creator
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中西 昭博 (author) (Search by this author)Research Center for Electronic and Optical Materials/Optical Materials Field/Advanced Phosphor Group, National Institute for Materials Science
;
小山 幸典 (author) (Search by this author)Center for Basic Research on Materials/Data-driven Materials Research Field/Data-driven Inorganic Materials Group, National Institute for Materials Science
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中西 貴之 (author) (Search by this author)Research Center for Electronic and Optical Materials/Optical Materials Field/Advanced Phosphor Group, National Institute for Materials Science
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高橋 向星 (author) (Search by this author)Research Center for Electronic and Optical Materials/Optical Materials Field/Advanced Phosphor Group, National Institute for Materials Science
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廣崎 尚登 (author) (Search by this author)Research Center for Electronic and Optical Materials/Optical Materials Field/Advanced Phosphor Group, National Institute for Materials Science
;
;池野豪一 (author) (Search by this author)Osaka Metropolitan University武田 隆史 (author) (Search by this author)Research Center for Electronic and Optical Materials/Optical Materials Field/Advanced Phosphor Group, National Institute for Materials Science
- Keyword
- Narrow-band emitting phosphor
- Date published
- Updated at
- 2024-12-17 12:30:51 +0900
Accelerating Materials Discovery of Novel Europium(II)-Activated Phosphors through Machine Learning Classification of Europium Valences
- Journal article
- Creator
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Yukinori Koyama (author) (Search by this author)
;
Yukako Kohriki (author) (Search by this author)
;
Masamichi Harada (author) (Search by this author)
;
Naoto Hirosaki (author) (Search by this author)
;
Takashi Takeda (author) (Search by this author)
- Keyword
- phosphor, machine learning, europium, oxidation state
- Date published
- 2024-12-10
- Updated at
- 2025-11-25 08:30:03 +0900
Exploring new useful phosphors by combining experiments with machine learning
- Journal article
- Creator
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Takashi Takeda (author) (Search by this author)
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Yukinori Koyama (author) (Search by this author)
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;Hidekazu Ikeno (author) (Search by this author)Satoru Matsuishi (author) (Search by this author)
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Naoto Hirosaki (author) (Search by this author)
- Keyword
- Phosphor, High-throughput experiment, Machine learning, Local structure, Europium
- Date published
- 2024-12-31
- Updated at
- 2024-12-05 16:30:28 +0900
The decay curves of luminescence from Eu2+ in β-SiAlON are effectively analyzed using the general-order kinetics formula
- Journal article
- Creator
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;Yoriko Suda (author) (Search by this author);Tsuyoshi Okuno (author) (Search by this author)Takashi Takeda (author) (Search by this author)National Institute for Materials Science
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Kohsei Takahashi (author) (Search by this author)National Institute for Materials Science
;
Naoto Hirosaki (author) (Search by this author)National Institute for Materials Science
- Keyword
- luminescence, decay curve, afterglow, phosphor, SiAlON, europium
- Date published
- 2024-05-03
- Updated at
- 2025-02-07 12:30:36 +0900