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Yukinori Koyama
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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
Combination of recommender system and single-particle diagnosis for accelerated discovery of novel nitrides
Description/Abstract:
Discovery of new compounds from wide chemical space is attractive for materials researchers. However, theoretical prediction and validati...
Keyword:
materials search
,
materials informatics
, and
density functional theory calculation
Material/Specimen:
nitrides
Resource Type:
Article
Author:
KOYAMA, Yukinori
,
SEKO, Atsuto
,
TANAKA, Isao
,
FUNAHASHI, Shiro
, and
HIROSAKI, Naoto
Journal:
The Journal of Chemical Physics
Date Uploaded:
15/06/2021
Date Modified:
24/06/2022
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5
Keyword
phosphor
3
Eu2+
2
local structure similarity
2
Wasserstein distance
1
density functional theory calculation
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English
5
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AIP Publishing
1
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1
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1
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5
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5
Rights Statement Sim
Creative Commons BY Attribution 4.0 International
3
Creative Commons BY-NC-ND Attribution-NonCommercial-NoDerivs 4.0 International
1
In Copyright
1
Material/Specimen
nitrides
1
Author
Hidekazu Ikeno
4
Naoto Hirosaki
4
Takashi Takeda
4
Yukinori Koyama
4
Shiro Funahashi
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JST
3
Journal
SCRIPTA MATERIALIA
1
The Journal of Chemical Physics
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