Research field (5):
Functional solid-state chemistry
, Mathematical physics and basic theory
, Semiconductors, optical and atomic physics
, Thin-film surfaces and interfaces
, Applied materials
Research keywords (9):
Electron Diffraction
, Space Contamination
, 超伝導性
, 誘電性
, 水素製造、可視光応答
, Scanning Tunneling Microscopy
, 磁性
, Vacuum Evaporation
, Photocatalysis
Research theme for competitive and other funds (6):
2021 - 2024 Space application of GaN photocatalyst
2014 - 2017 Growth of multiferroic superlattices using UV-assisted ALD
2011 - 2013 Growth of RT multiferroic artificial superlattice using ALD
2005 - 2007 分子の特性を最大に引き出すナノサイズ構造体がつくる場の研究
1996 - 1997 The development of spin-polarized scanning electron microscope
1995 - 1996 The study of disordered phases on solid surfaces by diffuse low-energy electron diffraction
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Papers (53):
Naoki Shimosako, Hiroshi Sakama, Tadayasu Dotani. Estimation of photocatalytic activity of TiO2 in vacuum using a quartz crystal microbalance technique for space applications. Acta Astronautica. 2023
Naoki Shimosako, Hiroshi Sakama, Tadayasu Dotani. Long-term change of transmission spectra of quartz glass contaminated with oleamide in vacuum. Acta Astronautica. 2022
Naoki Shimosako, Hiroshi Sakama. Basic photocatalytic activity of ZrO2 thin films fabricated by a sol-gel method under UV-C irradiation. Thin Solid Films. 2021. 732. 138786-138786
N. Shimosako, H. Sakama. Quantum efficiency of photocatalytic activity by GaN films. AIP Adv. 2021. 11. 2. 025019-025019
Naoki Shimosako, Hiroshi Sakama. Influence of vacuum environment on photocatalytic degradation of methyl red by TiO2 thin film. Acta Astronautica. 2020. 178. 1693-1698
下迫直樹, KNUTSSON Josefine, 坂間弘. Evaluation of Photocatalytic Activity of ZrO2 Thin Film in Vacuum for Spacecraft Application. 宇宙科学技術連合講演会講演集(CD-ROM). 2021. 65th
Ozawa Kenichi, Yamamoto Susumu, Yukawa Ryu, Liu Roya, Emori Masato, Inoue Koki, Higuchi Taku, Sakama Hiroshi, Mase Kazuhiko, Matsuda Iwao. Surface Photovoltage Effect and Photoexcited Carrier Dynamics in Space Charge Layer on TiO2 Surfaces. Meeting Abstracts of the Physical Society of Japan. 2017. 72.1. 2599-2599