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Koji Kimoto
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Characterization and properties of green-emitting beta-SiAlON : Eu2+ powder phosphors for white light-emitting diodes
Description/Abstract:
This letter reports a b-SiAlON:Eu2+ green phosphor with the composition of Eu0.00296Si0.41395Al0.01334O0.0044N0.56528. The phosphor powde...
Keyword:
LEDs
,
luminescence
,
oxynitride
, and
phosphor
Resource Type:
Article
Author:
Naoto Hirosaki
,
Rong-Jun Xie
,
Koji Kimoto
,
Takashi Sekiguchi
,
Yoshinobu Yamamoto
,
Takayuki Suehiro
, and
Mamoru Mitomo
Date Uploaded:
28/04/2023
Rapid measurement of low-order aberrations using Fourier transforms of crystalline Ronchigrams
Description/Abstract:
The aberrations of the objective lens should be measured and adjusted to realize high spatial resolution in scanning transmission electro...
Keyword:
Aberration
,
Ronchigram
,
STEM
, and
alignment
Resource Type:
Article
Author:
Koji Kimoto
and
Kazuo Ishizuka
Journal:
Ultramicroscopy
Date Uploaded:
02/08/2022
Date Modified:
03/08/2022
Non-negative matrix factorization for mining big data obtained using four-dimensional scanning transmission electron microscopy
Description/Abstract:
Scientific instruments for material characterization have recently been improved to yield big data. For instance, scanning transmission e...
Keyword:
electron microscopy
,
four-dimensional scanning transmission electron microscopy
, and
non-negative matrix factorization
Resource Type:
Article
Author:
Fumihiko Uesugi
,
Shogo Koshiya
,
Jun Kikkawa
,
Takuro Nagai
,
Kazutaka Mitsuishi
, and
Koji Kimoto
Journal:
Ultramicroscopy
Date Uploaded:
02/08/2022
Date Modified:
03/08/2022
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Creative Commons BY-NC-ND Attribution-NonCommercial-NoDerivs 4.0 International
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Koji Kimoto
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