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Takashi Takeda
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Highly Thermal Stable Broadband Near-Infrared Luminescence in Ni<sup>2+</sup>-Doped LaAlO<sub>3</sub> with Charge Compensator
Description/Abstract:
Ni2+-doped LaAlO3 perovskite ceramic samples with a charge compensator (M4+) were prepared and their luminescent properties were investig...
Keyword:
Luminescence
and
NIR
Resource Type:
Article
Author:
Jumpei Ueda
,
Tomoaki Minowa
,
Jian Xu
,
Shogo Tanaka
,
Takayuki Nakanishi
,
Takashi Takeda
, and
Setsuhisa Tanabe
Journal:
ACS Applied Optical Materials
Date Uploaded:
28/06/2024
Mechanofluorochromism and self-recovery of alkylsilylpyrene-1-carboxamides
Description/Abstract:
A family of (alkylsilyl)pyrene-1-carboxamides exhibits similar mechanofluorochromic responses upon grinding. However, their spontaneous f...
Keyword:
Luminescence
,
Mechanochromic
,
Nanoindentation
, and
Pyrene
Resource Type:
Article
Author:
Yuichi Hirai
,
Anna Wrona-Piotrowicz
,
Janusz Zakrzewski
,
Magdalena Ciechańska
,
Takahito Ohmura
,
Takashi Takeda
,
Takayuki Nakanishi
,
Rémi Métivier
, and
Clémence Allain
Journal:
Journal of Materials Chemistry C
Date Uploaded:
27/06/2024
Structural metamorphosis and photophysical properties of thermostable nano- and microcrystalline lanthanide polymer with flexible coordination chains
Description/Abstract:
Luminescent lanthanide coordination polymer crystals (LCPCs) represent an area of growing interest in materials chemistry owing to their ...
Keyword:
lanthanide
and
luminescence
Resource Type:
Article
Author:
Takayuki Nakanishi
,
Yuichi Hirai
,
Jian Xu
,
Takashi Takeda
,
Shunsuke Watanabe
,
Atsuo Yasumori
,
Shou Hakamada
,
Yuichi Kitagawa
, and
Yasuchika Hasegawa
Journal:
Science and Technology of Advanced Materials
Date Uploaded:
27/06/2024
Narrow-band phosphor K2ZnP2O7:Eu2+ discovered using local structure similarity
Description/Abstract:
A new narrow-band emitting phosphor K2ZnP2O7:Eu2+ was discovered by extracting promising crystal structures from a database. Regarding th...
Keyword:
local structure similarity
and
phosphor
Resource Type:
Article
Author:
Shota Takemura
,
Yukinori Koyama
,
Takayuki Nakanishi
,
Shiro Funahashi
,
Naoto Hirosaki
,
Hidekazu Ikeno
, and
Takashi Takeda
Journal:
SCRIPTA MATERIALIA
Date Uploaded:
31/08/2023
Date Modified:
31/08/2023
Narrow-Band Emitting Phosphor Na2Cs2Sr(B9O15)2:Eu2+ Discovered from Local Structure Similarity with Sulfate Phosphor
Description/Abstract:
Narrow-band emitting phosphors are required to improve performance of phosphor-converted light-emitting diodes. Here, we found a new narr...
Keyword:
Eu2+
,
local structure similarity
,
narrow-band emission
, and
phosphor
Resource Type:
Article
Author:
Shota Takemura
,
Yukinori Koyama
,
Takayuki Nakanishi
,
Shiro Funahashi
,
Naoto Hirosaki
,
Hidekazu Ikeno
, and
Takashi Takeda
Date Uploaded:
09/03/2023
Dissimilarity measure of local structure in inorganic crystals using Wasserstein distance to search for novel phosphors
Description/Abstract:
To efficiently search for novel phosphors, we propose a dissimilarity measure of Local Structure using the Wasserstein distance. This sim...
Keyword:
Wasserstein distance
,
local structure
,
phosphors
, and
similarity measure
Resource Type:
Article
Author:
Shota Takemura
,
Takashi Takeda
,
Takayuki Nakanishi
,
Yukinori Koyama
,
Hidekazu Ikeno
, and
Naoto Hirosaki
Date Uploaded:
03/03/2023
Rapid discovery of new Eu2+-activated phosphors with a designed luminescence color using a data-driven approach
Description/Abstract:
For rapid and efficient development of new phosphors, a suitable method that proposes promising candidates is expected to focus time-cons...
Keyword:
Eu2+
,
emission spectrum
,
luminescence
,
machine learning
,
materials design
, and
phosphor
Resource Type:
Article
Author:
Yukinori Koyama
,
Hidekazu Ikeno
,
Masamichi Harada
,
Shiro Funahashi
,
Takashi Takeda
, and
Naoto Hirosaki
Date Uploaded:
20/01/2023
Date Modified:
25/03/2024
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7
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Creative Commons BY Attribution 4.0 International
4
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Author
Takashi Takeda
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7
Takayuki Nakanishi
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Funder
JST
3
Japan Society for the Promotion of Science
2
H2020 European Research Council
1
JSPS Kaken Grant-in-Aid for Early-Career Scientist
1
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Journal
ACS Applied Optical Materials
1
Journal of Materials Chemistry C
1
SCRIPTA MATERIALIA
1
Science and Technology of Advanced Materials
1