T. Ushiki, R. Imazawa, S. Kitazawa, M. Ishikawa, H. Murakami, K. Shimizu, T. Sugie, H. Okazaki, M. Seki, B. Buenavidez, N. Kasano, Y. Katayanagi, and Y. Nunoya, ”Effects of Gamma-ray and neutron irradiation on infrared optical properties of ZnSe and ZnS for ITER divertor thermography”, J. Nucl. Mater. 595, 155047 (2024).
T. Taguchi, S. Yamamoto, H. Koshikawa, H. Okazaki, A. Idesaki, and T. Yamaki, “Effect of ion irradiation after platinum deposition onto carbon substrates on oxygen reduction reaction activity of electrocatalysts”, Nucl. Inst. Methods Phys. Res. B 549, 165286 (2024).
B. Tsuchiya, K. Kataoka, R. Terasawa, S. Yamamoto, and S. Ito, ”Dependence of radiation-induced conductivity and electrical degradation of silicon carbides on ionizing dose rates”,Nucl. Ins. Methods Phys. Res. B 549, 165284 (2024).
H. Amekura, A. Chettah, K. Narumi, A. Chiba, Y. Hirano, K. Yamada, S. Yamamoto, A. A. Leino, F. Djurabekova, K. Nordlund, N. Ishikawa, N. Okubo, Y. Saito, ”Latent ion tracks were finally observed in diamond”, Nat. Commun. 15, 1786 (2024).
N. Ishikawa, F. Shoma, T. Nakajima, H. Ogawa, and T. Taguchi, “Ion Tracks and nanohillocks created in natural zirconia irradiated with swift heavy ions”, Materials 17, 547 (2024).
A. Anzai, Y. Kurosaki, M. Saeki, and A. Muraoka, ”A DFT study on photodissociation of the palladium tetrachloride anion PdCl42- in solution”, Chem. Phys. 579, 112182 (2024).
H. Okazaki, A. Idesaki, H. Koshikawa, D. Matsumura, T. Ikeda, S. Yamamoto, and T. Yamaki, ”Weakened oxygen adsorbing the Pt–O bond of the Pt catalyst induced by vacancy introduction into carbon support”, J. Phys. Chem. C 127, 23628 (2023).
H. Mizutani, S. Yamamoto, and T. Katsumi, “Mechanism of Au nanowire growth by Au evaporation on Si substrates irradiated with Ar ions”, Appl. Surf. Sci. 638, 158063 (2023).
A. Kawasuso, M. Suda, H. Murakawa, M. Komada, C. Suzuki, H. Amada, K. Michishio, M. Maekawa, A. Miyashita, N. Seko, S. Yamamoto, N. Oshima, S. Seki, and N. Hanasaki, “Robustness of semimetallic transport properties of TaAs against off-stoichiometric disorder“, J. Appl. Phys. 133, 223903 (2023).
P. D. Bentley, S. Li, K. Masuda, Y. Miura , Y. Du, M. Takaya, K. Fujiwara, Y. Kobayashi, T. Guo , G. Yu, S. C. Suzuki, S. Yamamoto, F. Zheng, Y. Sakuraba, and S. Sakai, “Cubic-type Heusler compound Mn2FeGa thin film with strain-induced large perpendicular magnetic anisotropy“, Phys. Rev. Mater. 7, 064404 (2023).
K. Tamura, R. Nakanishi, H. Ohba, T. Karino, T. Shibata, T. Taira, I. Wakaida, “Development of a radiation tolerant laser-induced breakdown spectroscopy system using a single crystal micro-chip laser for remote elemental analysis”, J. Nucl. Sci. Technol. in press (2023).
T. Kimata, S. Kato, T. Kobayashi, S. Yamamoto, T. Yamaki, and T. Terai, “Platinum nanoparticles prepared by ion implantation exhibit high durability for fuel cell applications”, APL Materials 11, 061115 (2023).
H. Amekura, K. Narumi, A. Chiba, Y. Hirano, K. Yamada, S. Yamamoto, N. Ishikawa, N. Okubo, M. Toulemonde, and Y. Saito, “Mechanism of Ion Track Formation in Silicon by Much Lower Energy Deposition than the Formation Threshold”, Phys. Scr. 98, 045701 (2023).
K. Amemiya, Y. Shimizu, H. Koshikawa, H. Shitomi, and T. Yamaki, “Supreme-black levels enabled by touchproof microcavity surface texture on anti-backscatter matrix”, Sci. Adv. 9, eade4853 (2023).
M. Batsaikhan, K. Akaoka, M. Saeki, T. Karino, H. Ohba, and I. Wakaida, “Two-dimensional elemental mapping of simulated fuel debris using laser-induced breakdown spectroscopy”, J. Nucl. Sci. Technol. (2023); https://doi.org/10.1080/00223131.2023.2255186
Y. Kurosaki, R. Nakanishi, M. Saeki, and H. Ohba, “Reaction pathways for palladium(I) reduction in laser-induced particle formation of Pd: An ab initio molecular orbital study”, Chem. Phys. 569, 111857 (2023).
Y. Kurosaki, (Invited lecture) “Theoretical study on the photodissociation of Pd ion complexes”, ICCMSE 2023, Crete, Greece, September 2023.
2022年
T. Kimata, S. Kato, T. Kobayashi, S. Yamamoto, T. Yamaki, and T. Terai, “Morphology and chemical state of platinum ions implanted into glassy carbon substrates”, J. Appl. Phys. 132, 175303 (2022).
T. Mori, T. Ke, S. Yamamoto, C. Shipra, T. Kobayashi, N. Isaka, A. Graeme, W. Roger, A. Suzuki, S. Ito, and Y. Fei, “Active Pt-nanocoated layer with Pt–O–Ce bonds on a CeOx nanowire cathode formed by electron beam irradiation”, ACS Omega 7, 25822 (2022).
S. Entani, S. Sato, M. Honda, C. Suzuki, T. Taguchi, S. Yamamoto, and T. Ohshima, “Structural analysis of high-energy implanted Ni atoms into Si(100) by X-ray absorption fine structure spectroscopy”, Radiat. Phys. Chem. 199, 110369 (2022).
H. Amekura, K. Narumi, A. Chiba, Y. Hirano, K. Yamada, S. Yamamoto, and Y. Saitoh, “Incident angle dependent formation of ion tracks in quartz crystal with C60+ ions: big ions in small channels”, Quantum Beam Sci. 6, 4 (2022).
T. Suzuki, J. Ishihara, T. Taguchi, and K. Miyajima, “Effect of anionic surfactant on dispersibility and luminescence of silicon carbide nanotubes”, J. Lumin. 245, 118771 (2022).
N. Ishikawa, Y. Fujimura, K. Kondo, G. L. Szabo, R. A. Wilhelm, H. Ogawa, and T. Taguchi, “Surface nanostructures on Nb-doped SrTiO3 irradiated with swift heavy ions at grazing incidence”, Nanotechnology 33, 235303 (2022).
T. Kimata, K. Kakitani, S. Yamamoto, I. Shimoyama, D. Matsumura, A. Iwase, W. Mao, T. Kobayashi, T. Yamaki, and T. Terai, “Activity enhancement of platinum oxygen-reduction electrocatalysts using ion-beam induced defects”, Phys. Rev. Materials 6, 035801 (2022).
Y. Shimizu, M. Imbe, K. Godo, N. Sasajima, H. Koshikawa, T. Yamaki, and K. Amemiya, “High-precision flat-plate reference infrared radiator using perfect blackbody composite with a microcavity structure”, Appl. Opt. 61, 517 (2022).
M. Saeki, D. Matsumura, R. Nakanishi, T. Yomogida, H. Saito, and H. Ohba, “Dispersive XAFS study on the laser-induced reduction of a Rh3+ ion complex: presence of a Rh+ intermediate in direct photoreduction”, J. Phys. Chem. C 126, 5607 (2022).
K. Tamura, R. Nakanishi, H. Ohba, T. Taira, and I. Wakaida, “Recovery of the laser-induced breakdown spectroscopy system using a ceramic microchip deteriorated by radiation for the remote elemental analysis”, J. Nucl. Sci. Technol. 60, 175 (2022).
K. Tamura, R. Nakanishi, H. Ohba, T. Taira, and I. Wakaida, “Radiation robustness of laser ceramics and single crystal for microchip laser remote analysis”, Jpn. J. Appl. Phys. 61, 032003 (2022).
M. Saeki, (Book chapter) “Laser-induced particle formation: its applications to precious metal recovery from spent nuclear fuel and fundamental studies”, In: High-energy chemistry and processing in liquids, Springer Singapore, Singapore, 2022, Y. Ishikawa, T. Nakamura, M. Saeki, T. Sato, T. Sugiyama, H. Wada, and T. Yatsuhashi (Eds.), pp. 33-55.
Y. Kurosaki, (Invited lecture) “Theoretical study on laser-induced particle formation of Pd”, ICCMSE 2022, Crete, Greece, October 2022.
Y. Sato, H. Koshikawa, S. Yamamoto, M. Sugimoto, S. Sawada, and T. Yamaki, “Fabrication of size- and shape-controlled platinum cones by ion-track etching and electrodeposition techniques for electrocatalytic applications”, Quantum Beam Sci. 5, 21 (2021).
Y. Shimizu, H. Koshikawa, M. Imbe, T. Yamaki, K. Godo, N. Sasajima, and K. Amemiya, “Micro-cavity perfect blackbody composite with good heat transfer towards a flat-plate reference radiation source for thermal imagers”, Opt. Lett. 46, 4871 (2021).
N. Nakagawa, H. Ishitobi, S. Abe, M. Kakinuma, H. Koshikawa, S. Yamamoto, and T. Yamaki, “A novel method to enhance the catalytic activity of PtRu on the support using CeO2 by high-energy ion-beam irradiation”, Catal. Today 364, 118 (2021).
S. Sawada, T. Yamaki, and H. Koshikawa, “Creation of nanostructure-controlled functional membranes using high-energy ion beams”, Salt Seawater Sci. Technol. 1, 61 (2021).
K. Kamiya, K. Kayama, M. Nobuoka, S. Sakaguchi, T. Sakurai, M. Kawata, Y. Tsutsui, M. Suda, A. Idesaki, H. Koshikawa, M. Sugimoto, G.B.V.S. Lakshmi, D.K. Avasthi, and S. Seki, “Ubiquitous organic molecule-based free-standing nanowires with ultra-high aspect ratios”, Nat. Commun. 12, 4025 (2021).
T. Taguchi, S. Yamamoto, and H. Oba, “Synthesis and formation mechanism of novel double-thick-walled silicon carbide nanotubes from multiwalled carbon nanotubes”, App. Surf. Sci. 551, 149421 (2021).
H. Saitoh, T. Sato, M. Tanikami, K. Ikeda, A. Machida, T. Watanuki, T. Taguchi, S. Yamamoto, T. Yamaki, S. Takagi, and T. Otomo, “Hydrogen storage by earth-abundant metals, synthesis and characterization of Al3FeH3.9”, Mater. Des. 208, 109953 (2021).
K. Tamura, H. Ohba, M. Saeki, T. Taguchi, H. H. Lim, T. Taira, and I. Wakaida, “Radiation dose rate effects on the properties of a laser-induced breakdown spectroscopy system developed using a ceramics micro-laser for fiber-optic remote analysis”, J. Nucl. Sci. Technol. 58, 405 (2021).
T. Yomogida, M. Saeki, S. Morii, H. Ohba, and Y. Kitatsuji, “Selective Pd separation from a simulated radioactive liquid waste by precipitation using a xenon lamp irradiation for simplified procedure”, Anal. Sci. 37, 1843 (2021).
R. Nakanishi, H. Ohba, M. Saeki, I. Wakaida, R. Tanabe-Yamagishi, and Y. Ito, “Highly sensitive detection of sodium in aqueous solutions using laser-induced breakdown spectroscopy with liquid sheet jets”, Opt. Express 29, 5205 (2021).
Y. Kurosaki, R. Nakanishi, M. Saeki, and H. Ohba, “Ab initio study of palladium dichloride PdCl2 and its anion PdCl2-”, Chem. Phys. 551, 111349 (2021).
Y. Kurosaki, R. Nakanishi, M. Saeki, and H. Ohba, “Ab initio MRCI study on potential energy surfaces for double Cl loss from the palladium tetrachloride anion PdCl42-”, Chem. Phys. Lett. 764, 138247 (2021).
Y. Kurosaki, K. Yokoyama, and Y. Ohtsuki, (Invited lecture) “Quantum control of isotope-selective molecular orientation”, ICCMSE 2021, Crete, Greece, September 2021.
S. Sakaguchi, T. Sakurai, A. Idesaki, H. Koshikawa, M. Sugimoto, and S. Seki, “Highly efficient solid-state intra-track polymerization of ethynyl-substituted spirobifluorenes triggered by swift heavy ion irradiations”, J. Photopolym. Sci. Technol. 33, 91 (2020).
S. Sawada, H. Koshikawa, A. Kitamura, M. Higa, and T. Yamaki, “Ion and water transport properties of cation exchange membranes prepared by heavy-ion-track grafting technique”, Sep. Sci. Technol. 55, 2211 (2020).
S. Yamamoto, H. Koshikawa, T. Taguchi, and T. Yamaki, “Precipitation of Pt nanoparticles inside ion-track-etched capillaries”, Quantum Beam Sci. 4, 8 (2020).
A. Idesaki, S. Yamamoto, M. Sugimoto, T. Yamaki, and Y. Maekawa, “Formation of Fe nanoparticles by ion implantation technique for catalytic graphitization of a phenolic resin”, Quantum Beam Sci. 4, 11 (2020).
H. Okazaki, K. Kakitani, T. Kimata, A. Idesaki, H. Koshikawa, D. Matsumura, S. Yamamoto, and T. Yamaki, “Change in electronic structure of carbon supports for Pt catalysts induced by vacancy formation due to Ar+ irradiation”, J. Chem. Phys. 152, 124708 (2020).
T. Kimata, K. Kakitani, S. Yamamoto, T. Yamaki, T. Terai, and K.G. Nakamura, “Platinum nanoparticles on HOPG surface modified by 380 keV Ar+ irradiation: TEM and Raman studies”, Radiat. Eff. Defects Solids 175, 433 (2020).
S. Sawada, N. Tanaka, S. Kubo, S. Imabayashi, M. Nomura, and T. Yamaki, “Overvoltage reduction in membrane Bunsen reaction for hydrogen production by using a radiation-grafted cation exchange membrane and porous Au anode”, Int. J. Hydrogen Energ. 45, 13814 (2020).
M. Saeki, T. Yomogida, D. Matsumura, T. Saito, R. Nakanishi, T. Tsuji, and H. Ohba, “Application of augmentation method to MCR-ALS analysis for XAFS and Raman data matrices in structural change of isopolymolybdates”, Anal. Sci. 36, 1371 (2020).
K. Tamura, H. Ohba, M. Saeki, T. Taguchi, H. H. Lim, T. Taira, and I. Wakaida, “Development of a laser-induced breakdown spectroscopy system using a ceramic micro-laser for fiber-optic remote analysis”, J. Nucl. Sci. Technol. 57, 1189 (2020).
M. Saeki, T. Yomogida, D. Matsumura, T. Saito, R. Nakanishi, T. Tsuji, and H. Ohba, “Application of an augmentation method to MCR-ALS analysis for XAFS and Raman data matrices in the structural change of isopolymolybdates”, Anal. Sci. 36, 1371 (2020).
R. Nakanishi, M. Saeki, I. Wakaida, and H. Ohba, “Detection of gadolinium in surrogate nuclear fuel debris using fiber-optic laser-induced breakdown spectroscopy under gamma irradiation”, Appl. Sci. 10, 8985 (2020).
N. Ishikawa, T. Taguchi, A. Kitamura, G. Szenes, M. E. Toimil-Molares, and C. Trautmann, “TEM analysis of ion-tracks and hillocks produced by swift heavy ions of different velocities in Y3Fe5O12”, J. Appl. Phys. 127, 055902 (2020).
Y. Kurosaki, R. Nakanishi, M. Saeki, and H. Ohba, “Ab initio MRCI study on potential energy curves for a single Cl loss from the palladium tetrachloride anion PdCl42-”, Chem. Phys. Lett. 746, 137288 (2020).
Y. Kurosaki and K. Yokoyama, (Invited lecture) “Quantum optimal control of isotope-selective rovibrational transitions”, ICCMSE 2020, Crete, Greece, April 2020.
