Kaori Hirahara

Osaka Gakuin University — Japan

Materials Science · Physical Sciences

31h-index5.7kcitations136works2.12yr avg
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Research Topics

Carbon Nanotubes in Composites(84), Graphene research and applications(52), Fullerene Chemistry and Applications(22), Force Microscopy Techniques and Applications(19), Diamond and Carbon-based Materials Research(17)

Publications136 total

<i>(Invited)</i> Characterization and Reduction of Hole Traps in GaN MOS Structures
ECS Meeting Abstracts·2025
Generation process of hole traps thermally induced in SiO2/GaO<i>x</i>/p-GaN metal-oxide-semiconductor structures
Journal of Applied Physics·2025· 3 citedOpen Access
Properties and Applications of Maze-Like Macroporous Mn&lt;sub&gt;3&lt;/sub&gt;O&lt;sub&gt;4&lt;/sub&gt; Microspheres Synthesized by Heating in Water Vapor
Journal of the Society of Powder Technology Japan·2025
A multi-method study of femtosecond laser modification and ablation of amorphous hydrogenated carbon coatings
Applied Physics A·2024Open Access
Revealing the Mechanism Underlying 3D‐AFM Imaging of Suspended Structures by Experiments and Simulations
Small Methods·2024· 4 citedOpen Access
Mineralogical approach on laboratory weathering of uncontaminated Ryugu particles: Comparison with Orgueil and perspective for storage and analysis
Meteoritics and Planetary Science·2024· 8 citedOpen Access
Adhesion characteristics of carbon nanotube gecko tapes for micrometer-sized particles
The Journal of Adhesion·2024· 1 cited
Mercury (Hg) in Ryugu particles and implications for the origin of volatile elements in early Earth
2024· 1 citedOpen Access
Thermoelectric Power of a Single van der Waals Interface between Carbon Nanotubes
ACS Nano·2023· 7 cited
A history of mild shocks experienced by the regolith particles on hydrated asteroid Ryugu
Nature Astronomy·2023· 24 citedOpen Access
Insight into multi-step geological evolution of C-type asteroids from Ryugu particles
Nature Astronomy·2023· 45 citedOpen Access
The van der Waals cohesive force between two carbon nanotubes
Applied Physics Express·2023· 6 citedOpen Access
Early fluid activity on Ryugu inferred by isotopic analyses of carbonates and magnetite
Nature Astronomy·2023· 54 citedOpen Access
Oxygen isotope evidence from Ryugu samples for early water delivery to Earth by CI chondrites
Nature Astronomy·2022· 44 citedOpen Access
Effect of annealing treatment on the mechanical properties of spiked-shell aerographite particles
Carbon·2022
Formation mechanism of maze-like open macropores in Mn3O4 microspheres by heating in water vapor and their single-particle compressive behavior
Advanced Powder Technology·2022· 3 citedOpen Access
Incorporation of 16O-rich anhydrous silicates in the protolith of highly hydrated asteroid Ryugu
Nature Astronomy·2022· 29 citedOpen Access
A pristine record of outer Solar System materials from asteroid Ryugu’s returned sample
Nature Astronomy·2022· 135 citedOpen Access
Early fluid activity on Ryugu: perspectives from oxygen, carbon, and 53Mn-53Cr isotopes
2022· 1 citedOpen Access
Anisotropic temperature distribution in carbon nanotube bundles determined using two types of phase transitions of nanoparticles
Physical Review Materials·2022· 5 cited
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Frequent Co-authors

Sumio Iijima(30), Shunji Bandow(17), Kazu Suenaga(12), Motoo Ito(8), Naotaka Tomioka(8), Masayuki Uesugi(8), Akira Yamaguchi(8), Naoki Shirai(8), Takuji Ohigashi(8), Naoya Imae(8), Kentaro Uesugi(8), Yuzuru Karouji(8), Masanao Abe(8), Hisanori Shinohara(7), Yoshikazu Nakayama(7), Toshiya Okazaki(6), Ming‐Chang Liu(6), R. C. Greenwood(6), Makoto Kimura(6), Aiko Nakato(6)