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Activation of Anionic Redox for Stoichiometric and Li-Excess Metal Sulfides through Structural Disordering: Joint Experimental and Theoretical Study
Peer-reviewed
Miyuki Shinoda, Koki Matsunoshita, Masanobu Nakayama, Satoshi Hiroi, Koji Ohara, Masaki Abe, Nozomu Ishiguro, Yukio Takahashi, Gen Hasegawa, Naoaki Kuwata, Tsukasa Iwama, Takuya Masuda, Kosuke Suzuki, Hirofumi Ishii, Yu-Cheng Shao, Daisuke Shibata, Akinori Irizawa, Toshiaki Ohta, Itsuki Konuma, Teppei Ohno, Yosuke Ugata, Naoaki Yabuuchi
Journal of the American Chemical Society 2025/07/30
DOI：
10.1021/jacs.5c04018
-
Development of Operando Hard X-ray Ptychography: Application to Thin-Film All-Solid-State Lithium-Ion Batteries
Peer-reviewed
Yuhei Sasaki, Nozomu Ishiguro, Hideshi Uematsu, Shuntaro Takazawa, Masaki Abe, Naru Okawa, Yasuhiro Suzuki, Kyosuke Ozaki, Kazuo Kobayashi, Haruki Nishino, Yoshiaki Honjo, Yasumasa Joti, Takaki Hatsui, Yasutoshi Iriyama, Yukio Takahashi
The Journal of Physical Chemistry C 2025/06/02
DOI：
10.1021/acs.jpcc.4c08299
ISSN：
1932-7447 1932-7455
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PID3Net: a deep learning approach for single-shot coherent X-ray diffraction imaging of dynamic phenomena
Peer-reviewed
Tien-Sinh Vu, Minh-Quyet Ha, Adam Mukharil Bachtiar, Duc-Anh Dao, Truyen Tran, Hiori Kino, Shuntaro Takazawa, Nozomu Ishiguro, Yuhei Sasaki, Masaki Abe, Hideshi Uematsu, Naru Okawa, Kyosuke Ozaki, Kazuo Kobayashi, Yoshiaki Honjo, Haruki Nishino, Yasumasa Joti, Takaki Hatsui, Yukio Takahashi, Hieu-Chi Dam
npj Computational Materials 11 (1) 2025/03/12
Publisher:
Springer Science and Business Media LLC
DOI：
10.1038/s41524-025-01549-x
eISSN：
2057-3960
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Guided-image-filtering-assisted phase retrieval for amplitude reconstruction in single-frame coherent diffraction imaging
Peer-reviewed
Masaki Abe, Shuntaro Takazawa, Hideshi Uematsu, Yuhei Sasaki, Naru Okawa, Nozomu Ishiguro, Yukio Takahashi
Optica 11 (12) 1708-1715 2024/12/13
Publisher:
Optica Publishing Group
DOI：
10.1364/optica.542299
eISSN：
2334-2536
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In situ heating coherent X-ray diffraction imaging for visualizing nanometer-scale structural changes in metallic materials
Peer-reviewed
Shuntaro Takazawa, Yuhei Sasaki, Masaki Abe, Hideshi Uematsu, Naru Okawa, Nozomu Ishiguro, Yukio Takahashi
Materialia 102311-102311 2024/12
Publisher:
Elsevier BV
DOI：
10.1016/j.mtla.2024.102311
ISSN：
2589-1529
-
Three-Dimensional Nanoscale Imaging of SiO2 Nanofiller in Styrene-Butadiene Rubber with High-Resolution and High-Sensitivity Ptychographic X-ray Computed Tomography
Peer-reviewed
Naru Okawa, Nozomu Ishiguro, Shuntaro Takazawa, Hideshi Uematsu, Yuhei Sasaki, Masaki Abe, Kyosuke Ozaki, Yoshiaki Honjo, Haruki Nishino, Yasumasa Joti, Takaki Hatsui, Yukio Takahashi
Microscopy and Microanalysis 2024/11/04
DOI：
10.1093/mam/ozae094
-
Towards sub-10 nm spatial resolution by tender X-ray ptychographic coherent diffraction imaging
Peer-reviewed
Nozomu Ishiguro, Fusae Kaneko, Masaki Abe, Yuki Takayama, Junya Yoshida, Taiki Hoshino, Shuntaro Takazawa, Hideshi Uematsu, Yuhei Sasaki, Naru Okawa, Keichi Takahashi, Hiroyuki Takizawa, Hiroyuki Kishimoto, Yukio Takahashi
Applied Physics Express 17 (5) 2024/05/01
DOI：
10.35848/1882-0786/ad4846
ISSN：
1882-0778
eISSN：
1882-0786
-
Coupling x-ray photon correlation spectroscopy and dynamic coherent x-ray diffraction imaging: Particle motion analysis from nano-to-micrometer scale
Peer-reviewed
Shuntaro Takazawa, Duc Anh Dao, Masaki Abe, Hideshi Uematsu, Nozomu Ishiguro, Taiki Hoshino, Hieu Chi Dam, Yukio Takahashi
Physical Review Research 5 (4) 2023/10
DOI：
10.1103/PhysRevResearch.5.L042019
ISSN：
2643-1564
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Nondestructive observation of nanopipe in GaN crystal by x-ray ptychographic coherent diffraction imaging
Peer-reviewed
Yuhei Sasaki, Hideshi Uematsu, Shuntaro Takazawa, Masaki Abe, Nozomu Ishiguro, Jun Koyama, Norihito Mayama, Yuji Terui, Yukio Takahashi
AIP Conference Proceedings 2990 (1) 2023/09/27
DOI：
10.1063/5.0168127
ISSN：
0094-243X
eISSN：
1551-7616
-
High-resolution and high-sensitivity X-ray ptychographic coherent diffraction imaging using the CITIUS detector
Peer-reviewed
Yukio Takahashi, Masaki Abe, Hideshi Uematsu, Shuntaro Takazawa, Yuhei Sasaki, Nozomu Ishiguro, Kyosuke Ozaki, Yoshiaki Honjo, Haruki Nishino, Kazuo Kobayashi, Toshiyuki Nishiyama Hiraki, Yasumasa Joti, Takaki Hatsui
Journal of Synchrotron Radiation 30 989-994 2023/08/01
DOI：
10.1107/S1600577523004897
ISSN：
0909-0495
eISSN：
1600-5775
-
X-ray ptychographic and fluorescence microscopy using virtual single-pixel imaging based deconvolution with accurate probe images
Peer-reviewed
Masaki Abe, Nozomu Ishiguro, Hideshi Uematsu, Shuntaro Takazawa, Fusae Kaneko, Yukio Takahashi
Optics Express 31 (16) 26027-26039 2023/07/31
DOI：
10.1364/OE.495733
eISSN：
1094-4087
-
Nanoscale domain imaging of Li-rich disordered rocksalt-type cathode materials with X-ray spectroscopic ptychography
Peer-reviewed
Hideshi Uematsu, Nozomu Ishiguro, Masaki Abe, Shuntaro Takazawa, Jungmin Kang, Itsuki Konuma, Naoaki Yabuuchi, Yukio Takahashi
Physical Chemistry Chemical Physics 25 (5) 3867-3874 2023/01/10
DOI：
10.1039/d2cp04087e
ISSN：
1463-9076
-
Visualization of Sulfur Chemical State of Cathode Active Materials for Lithium-Sulfur Batteries by Tender X-ray Spectroscopic Ptychography
Peer-reviewed
Masaki Abe, Fusae Kaneko, Nozomu Ishiguro, Tatsuya Kubo, Fumiya Chujo, Yusuke Tamenori, Hiroyuki Kishimoto, Yukio Takahashi
Journal of Physical Chemistry C 126 (33) 14047-14057 2022/08/25
DOI：
10.1021/acs.jpcc.2c02795
ISSN：
1932-7447
eISSN：
1932-7455
-
Development and application of a tender X-ray ptychographic coherent diffraction imaging system on BL27SU at SPring-8
Peer-reviewed
Masaki Abe, Fusae Kaneko, Nozomu Ishiguro, Togo Kudo, Takahiro Matsumoto, Takaki Hatsui, Yusuke Tamenori, Hiroyuki Kishimoto, Yukio Takahashi
Journal of Synchrotron Radiation 28 1610-1615 2021/09/01
DOI：
10.1107/S1600577521006263
ISSN：
0909-0495
eISSN：
1600-5775
-
Demonstration of single-frame coherent X-ray diffraction imaging using triangular aperture: Towards dynamic nanoimaging of extended objects
Peer-reviewed
Shuntaro Takazawa, Jungmin Kang, Masaki Abe, Hideshi Uematsu, Nozomu Ishiguro, Yukio Takahashi
Optics Express 29 (10) 14394-14402 2021/05/10
DOI：
10.1364/OE.419998
eISSN：
1094-4087
-
Visualization of Structural Heterogeneities in Particles of Lithium Nickel Manganese Oxide Cathode Materials by Ptychographic X-ray Absorption Fine Structure
Peer-reviewed
Hideshi Uematsu, Nozomu Ishiguro, Masaki Abe, Shuntaro Takazawa, Jungmin Kang, Eiji Hosono, Nguyen Duong Nguyen, Hieu Chi Dam, Masashi Okubo, Yukio Takahashi
Journal of Physical Chemistry Letters 12 5781-5788 2021
DOI：
10.1021/acs.jpclett.1c01445
eISSN：
1948-7185
https://orcid.org/0009-0002-1369-629X