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Takaaki Koyanagi

Government of the United States of America - Oak Ridge National Laboratory

1 Bethel Valley Road, P.O. Box 2008, Mail Stop 608

Room B-106, Building 5700

Oak Ridge, TN 37831

United States

  • Government of the United States of America - Oak Ridge National Laboratory

SCHOLARLY PAPERS

6

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228

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0

Scholarly Papers (6)

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1.

Review of SiC Material Development for Nuclear Fusion Applications: Cross-Cutting Research and Emerging Opportunities

Number of pages: 23 Posted: 19 Mar 2026
Takaaki Koyanagi, Takashi Nozawa, Monica Ferraris, Tatsuya Hinoki, James Wade-Zhu and Yutai Katoh
Government of the United States of America - Oak Ridge National Laboratory, QST hospital (former NIRS Hospital) - National Institutes for Quantum Science and Technology, Politecnico di Torino, Kyoto University, Culham Centre for Fusion Energy - UK Atomic Energy Authority and Government of the United States of America - Oak Ridge National Laboratory
Downloads 54 (1,097,529)

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Silicon carbide, Composite, Nuclear transmutation, neutron irradiation, Advanced manufacturing

2.

Phase Stability and Microstructure of Neutron-Irradiated Substoichiometric Yttrium Dihydrides

Number of pages: 24 Posted: 14 Mar 2024
Annabelle Le Coq, Timothy Lach, Weicheng Zhong, David Sprouster, Kory Linton, Patrick Champlin, Takaaki Koyanagi and Mahmut Nedim Cinbiz
Government of the United States of America - Oak Ridge National Laboratory, Government of the United States of America - Oak Ridge National Laboratory, Government of the United States of America - Oak Ridge National Laboratory, State University of New York (SUNY), Stony Brook, Government of the United States of America - Oak Ridge National Laboratory, Government of the United States of America - Oak Ridge National Laboratory, Government of the United States of America - Oak Ridge National Laboratory and Government of the United States of America - Oak Ridge National Laboratory
Downloads 49 (1,074,648)

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yttrium hydride, neutron irradiation, post-irradiation examination, cavity formation, irradiation-induced defects, electron microscopy

3.

Formation of Carbon Homonuclear Bonds in β-SiC Under Neutron Irradiation at Various Temperatures and Neutron Doses

Number of pages: 21 Posted: 23 Dec 2025
Takaaki Koyanagi, Mahmut Nedim Cinbiz and Yutai Katoh
Government of the United States of America - Oak Ridge National Laboratory, Government of the United States of America - Oak Ridge National Laboratory and Government of the United States of America - Oak Ridge National Laboratory
Downloads 35 (1,263,436)

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SiC, Radiation defects, Neutron irradiation, Raman spectroscopy

4.

Corrosion Characteristics of Monolithic Sic Materials in Beryllium-Bearing Molten Fluoride Salt

Number of pages: 15 Posted: 20 Mar 2023
Takaaki Koyanagi, Jo Jo Lee, James Keiser, Hanns Gietl and Yutai Katoh
Government of the United States of America - Oak Ridge National Laboratory, Government of the United States of America - Oak Ridge National Laboratory, Government of the United States of America - Oak Ridge National Laboratory, Government of the United States of America - Oak Ridge National Laboratory and Government of the United States of America - Oak Ridge National Laboratory
Downloads 34 (1,263,436)

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ceramic, Molten salts, High-temperature corrosion

5.

Effects of High-Dose Neutron Irradiation at Light-Water Reactor Relevant Temperature on the Mechanical Properties of SiC/SiC Composites

Number of pages: 63 Posted: 11 Mar 2026
Yuki Jimba, Takaaki Koyanagi and Yutai Katoh
Government of the United States of America - Oak Ridge National Laboratory, Government of the United States of America - Oak Ridge National Laboratory and Government of the United States of America - Oak Ridge National Laboratory
Downloads 32 (1,345,526)

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Silicon carbide, Continuous fiber-reinforced ceramic matrix composite, Neutron irradiation, Fiber/matrix interface, Light-water reactor

6.

Site-specific discrepancy analyses and quantification of 3D printed SiC structures via x-ray computed tomography

Number of pages: 33 Posted: 27 Mar 2026
Ercan Cakmak, Dylan Richardson, Shivansh Chaturvedi, Guillaume Vignat, Matthias Ihme and Takaaki Koyanagi
Government of the United States of America - Oak Ridge National Laboratory, Government of the United States of America - Oak Ridge National Laboratory, Stanford University, Stanford University, Stanford University and Government of the United States of America - Oak Ridge National Laboratory
Downloads 24 (1,424,331)

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SiC, additive manufacturing, X-ray computed tomography, Discrepancy Analysis, Triply Periodic Minimal Surfaces