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Nagai Hiroki

School of Advanced Engineering　Department of Applied PhysicsAssociate Professor

  • E-Mail: nagaicc.kogakuin.ac.jp

    Main Campuses

    • Hachioji

    Career

    • Apr. 2018 - Present
      工学院大学
    • Apr. 2015 - Mar. 2018
      工学院大学
    • Apr. 2011 - Mar. 2015
      工学院大学
    • Apr. 2011 - Mar. 2015
      工学院大学
    • Jan. 2014 - Mar. 2014
      National University of Singapore, Department of Mechanical Engineering (Prof. Li Lu), Visiting researcher
    • Oct. 2010 - Mar. 2012
      早稲田大学
    • Jun. 2010 - Mar. 2011
      国際先端技術総合研究所株式会社
    • Apr. 2009 - Mar. 2011
      工学院大学
    • Apr. 2009 - Jun. 2010
      株式会社TFTECH

    Educational Background

    • Apr. 2006 - Mar. 2009
      Kogakuin University, Graduate School, Division of Engineering
    • Apr. 2000 - Mar. 2004
      Kogakuin University

    Degree

    • Mar. 2009
      博士（工学）

    Affiliated academic society

    • Jan. 2018 - Present
      電気学会
    • Aug. 2013 - Present
      応用物理学会
    • Aug. 2008 - Present
      日本セラミックス協会
    • Aug. 2007 - Present
      無機マテリアル学会
    • Mar. 2005 - Present
      日本化学会
    • Apr. 2004 - Present
      先端錯体工学研究会

    IDs

    • Identifiers

      研究者番号：20559942
      researchmap会員ID：B000316717
      J-Global ID：201801013023120812

    Research Field

    • Nanotechnology/Materials, Inorganic materials, Inorganic materials/Physical properties
    • Manufacturing technology (mechanical, electrical/electronic, chemical engineering), Electronic devices and equipment, Device related chemistry
    • Manufacturing technology (mechanical, electrical/electronic, chemical engineering), Electronic devices and equipment, Functional Materials/Device
    • Nanotechnology/Materials, Thin-film surfaces and interfaces, Thin Film and Surface Interface Physical Properties
    • Nanotechnology/Materials, Nanomaterials

    Research Keyword

    • Solid state chemistry
    • Materials science
    • Thin film
    • Metal oxide Electronics

    Books and other publications

    Paper

    MISC

    Lectures, oral presentations, etc.

    • 液相法による深紫外透明導電膜の形成
      26 Mar. 2025, [Invited]
    • Cu含有PVAフィルムを用いた抵抗変化素子の作製と特性評価
      14 Mar. 2025
    • Formation of Transparent and Conductive SWCNT/SiO2 Composite Thin-Films on Pet Substrates Using Molecular Precursor Method
      Kota Igarashi; M. Sato; H. Nagai
      The 50th Conference on the Physics and Chemistry of Surfaces and Interfaces, 21 Jan. 2025
    • シリカプレカーサー溶液中のアミンによるシリカ膜の構造変化
      11 Jan. 2025
    • Water splitting using Photovoltaic Lithium-ion-Battery with Gel-type Electrolyte
      Hiroki Nagai; Mitsunobu Sato
      23rd International Symposium on Advanced Technology, 22 Nov. 2024
    • Epitaxial mist CVD growth of oxide and nitride crystal films
      T. Yamaguchi; H. Nagai; T. Onuma; T. Honda
      23rd International Symposium on Advanced Technology, 22 Nov. 2024
    • Formation of novel SWCNT/ SiO2 transparent conductive thin films using molecular precursor method
      Hiroki Nagai; Khota Rio Igarashi; Mitsunobu Sato
      2024 International Symposium on Novel and Sustainable Technology, 17 Oct. 2024, [Invited]
    • Mist CVD Growth of-Ga2O3 Films Using Ga(C5H7O2)3-Containing Source Solution with Different Incubation Times
      Kotono Yamada; Takumi Yamamoto; Hiroki Nagai; Takeyoshi Onuma; Tohru Honda; Tomohiro Yamaguchi
      The 44th Electronic Materials Symposium (EMS-44) Search for:, 16 Oct. 2024
    • Mist CVD法におけるα-Ga2O3成長用Ga(C5H7O2)3水溶液の静置時間変化
      19 Sep. 2024
    • Mist CVD法を用いた(001)SrTiO3基板上Cu3N成長
      17 Sep. 2024
    • Cuイオン含有PVAを抵抗変化層に用いたReRAMの溶液濃度依存性
      16 Sep. 2024
    • Super-rapid bacteria inactivation of a Cu3+-dominated film fabricated via UV-irradiation of a precursor film involving Cu2+ complexes in an ambient environment with controlled humidity
      H.J. Wu; T. Douura; S. Takamiya; K. Yoshikawa; K. Sugiyama; M. Sato; H. Kawakami; H. Nagai
      The 29th International SPACC Symposium, 06 Sep. 2024
    • Correlation Between Growth Conditions in Mist CVD Growth of Copper Nitride and Copper Oxides
      N. Sugita; H. Nagai; T. Onuma; T. Honda; M. Sato; T. Yamaguchi
      The 29th International SPACC Symposium, 06 Sep. 2024
    • Designing suitable aqueous solutions for the preparation of precursor solutions involving copper (II) complexes, directly from the copper ores
      D. Nanhapo; L.S. Daniel; H. Nagai; P.N. Hishimone
      The 29th International SPACC Symposium, 05 Sep. 2024
    • Repeated Cu film formation via aqueous precursor solutions recovered from Cu film deposited in a glass tube
      H. Nagai; K. Kumagai; T. Suzuki; P. Hishimone; M. Sato
      The 29th International SPACC Symposium, 05 Sep. 2024, [Invited]
    • Evaluation of SWCNT/SiO2 transparent conductive thin films formed by SiO2 precursor solution with different stoichiometry of oxalic acid to Si
      Kota Rio Igarashi; Hiroki Nagai; Mitsunobu Sato
      The 29th International SPACC Symposium, 05 Sep. 2024
    • Photo-induced hydrophilicity of amorphous titania thin films formed on various synthetic resin plates using the molecular precursor method
      M. Matsui; M. Sato; H. Nagai
      The 29th International SPACC Symposium, 05 Sep. 2024
    • Cu film formation by the reaction of ascorbic acid with Cu(II) complexes prepared from the copper powders and (NH4)2SO4 in aqueous solution
      Takumu Yamada; Mitsunobu Sato; Hiroki Nagai
      The 29th International SPACC Symposium, 05 Sep. 2024
    • Formation of SWCNT/anatase thin films using titania precursor solution involving formic acid and H2O2
      K. SATO; M. SATO; H. NAGAI
      The 29th International SPACC Symposium, 05 Sep. 2024
    • Effect of incubation time on Ga(C5H7O2)3-containing source solutions for growth of -Ga2O3 by Mist CVD
      K. Yamada; T. Yamamoto; H. Nagai; T. Onuma; T. Honda; T. Yamaguchi
      The 29th International SPACC Symposium, 05 Sep. 2024
    • Stability of Copper Complex in Ammonia Aqueous Solution Adding Ethylenediamine for Growth by Mist CVD
      C. Tsukioka; S. Yoshida; N. Sugita; H. Nagai; T. Onuma; T. Honda; T. Yamaguchi
      The 29th International SPACC Symposium, 05 Sep. 2024
    • Formation of silica films with low dielectric constant using molecular precursor method
      Yukako Murakami; Kento Moriya; Shinya Aikawa; Mitsunobu Sato; Hiroki Nagai
      The 10 th International Symposium on Functional Materials, 03 Aug. 2024
    • Formation of Na3YSi3O9 thin film for solid electrolytes by molecular precursor method
      Tomoya Murata; Toshinori Okura; Mitsunobu Sato; Hiroki Nagai
      The 10 th International Symposium on Functional Materials, 03 Aug. 2024
    • 分子プレカーサー法によるSiO2複合透明導電膜の常温形成
      20 Jan. 2024, [Invited]
    • 各種In系材料を出発原料に用いたMist CVD成長におけるα-In2O3薄膜の電気的特性に関する評価
      21 Sep. 2023
    • Mist CVD法Sn-doped α-Ga2O3薄膜成長におけるSn溶液の静置時間変化
      21 Sep. 2023
    • Growth of AZO thin films from pressed-sintered powder targets under subatmospheric conditions
      R. G. B. Madera; H. Nagai; T. Onuma; T. Honda; T. Yamaguchi; M. R. Vasquez Jr.
      20th International Conference on Crystal Growth and Epitaxy (ICCGE20), 03 Aug. 2023
    • Ar/N2混合ガス中スパッタリングで堆積したSnOx薄膜におけるN2濃度の影響
      17 Mar. 2023
    • Crystal growth of Cu3N by mist CVD with ethylenediamine
      S. Yoshida; H. Nagai; T. Yamaguchi; T. Onuma; T. Honda
      The 21st International Symposium on Advanced Technology (ISAT-21), 25 Nov. 2022
    • Growth of ZnO thin films via magnetron sputtering using a custom-made sintered target
      R. G. B. Madera; H. Nagai; T. Onuma; T. Honda; T. Yamaguchi; M. R. Vasquez Jr
      The 21st International Symposium on Advanced Technology (ISAT-21), 25 Nov. 2022
    • Investigation on the stability of source solution for the α-In2O3 growth by mist CVD
      T. Yamamoto; A. Taguchi; R. Yamada; H. Nagai; T. Onuma; T. Honda; T. Yamaguchi
      The 21st International Symposium on Advanced Technology (ISAT-21), 25 Nov. 2022
    • Electrochemical Preparation of Copper Complex Aqueous Solution for Complex Reduction Method
      K. Kumagai; T. Suzuki; P. Hishimone; M. Sato; and H. Nagai
      The 21st International Symposium on Advanced Technology (ISAT-21), 25 Nov. 2022
    • Mist CVD 法 α-In2O3 成長における原料溶液中の反応に関する検討
      12 Nov. 2022
    • Mist CVD 法を用いた Cu3N 成長における原料溶液の検討
      12 Nov. 2022
    • Mist CVD法を用いたCu3N成長における安定した原料供給の検討
      21 Sep. 2022
    • Ambient-temperature formation of antiviral Cu films on a glass plate by reduction of Cu(II) complex in aqueous solution
      Hsiang-Jung Wu; Hiroki Nagai; Takashi Douura; Masayuki Ishii; Hiroshi Kawakami; Emi E. Nakayama; Tatsuo Shioda; and Mitsunobu Sato
      The 8th Asian Conference on Coordination Chemistry, 07 Aug. 2022
    • Fabrication and phase-transition of WO3 thin films via molecular precursor method involving the tungsten complex of citric acid
      Taichi Murayama; Hiroki Nagai; Mitsunobu Sato
      The 8th Asian Conference on Coordination Chemistry, 07 Aug. 2022
    • Antibacterial Cu2O thin films of transparent and well-adhered on a polycarbonate plate; formation by UV-irradiation onto Cu(II) complex film
      Kyoko Kumagai; Hsiang-Jung Wu; Hiroki Nagai; Takashi Douura; and Mitsunobu Sato
      The 8th Asian Conference on Coordination Chemistry, 07 Aug. 2022
    • Electrically conductive and transparent MWCNT/SiO2 composite thin-films fabricated on quartz glass plate via UV-irradiation onto spin-coated precursor films
      Y. Suwazono; K. Aochi; H. Nagai; M. Sato
      The 2021 International Chemical Congress of Pacific Basin Societies, 21 Dec. 2021
    • Water photolysis by an all-solid-state photovoltaic lithium-ion battery using titania thin-film and dilithium manganese oxide thin-film as active materials
      Y. Suwazono; K. Aochi; H. Nagai; M. Sato
      The 2021 International Chemical Congress of Pacific Basin Societies, 20 Dec. 2021
    • Mist CVDを用いたGTO薄膜成長におけるSnドープ量変化の影響
      03 Dec. 2022
    • UV-irradiated fabrication of SWCNT/SiO2 Composite thin film at room temperature via Molecular Precursor Method
      Naoki Ogawa; Hiroki Nagai; and; Mitsunobu Sato
      The 20th International Symposium on Advanced Technology (ISAT-20), 23 Nov. 2021
    • Fabrication of visible-light responsive WO3 Thin Film via Molecular Precursor Method
      Taichi Murayama; H. Nagai; and; M. Sato
      The 20th International Symposium on Advanced Technology (ISAT-20), 23 Nov. 2021
    • Anatase Thin-Film Fabrication by Novel Precursor Solution Involving Stable Trisoxalato Complex of Ti (IV) without O2,2– Coordination
      Takuro Murayoshi; H. Nagai; and; M. Sato
      The 20th International Symposium on Advanced Technology (ISAT-20),November, 23 Nov. 2021
    • Humidity dependency of the ionic conductivity of Li1+xAlxTi2-x(PO4)3 transparent thin films fabricated by,molecular precursor method
      Kazuma Aochi; H. Nagai; and M.; Sato
      The 20th International Symposium on Advanced Technology (ISAT-20), 23 Nov. 2021
    • BドープIn2O3透明導電膜における微量不純物濃度での移動度向上
      12 Sep. 2021
    • CaF2 ドープ In2O3 透明導電膜における,表面ラフネスおよび導電率のドーパント濃度依存性
      12 Sep. 2021
    • CaF2ドープ In2O3透明導電膜におけるCaとFの効果
      03 Sep. 2021
    • Photo-induced Super-hydrophilic Anatase Thin Film Fabricated via Electrospray Deposition from Molecular Precursor Solution onto a Quartz Glass Substrate
      Natangue Heita Shafudah; Hiroki Nagai; Yukihiro Kudoh; Taiju Takahashi; and Mitsunobu Sato
      第80回応用物理学会周期学術講演会, 19p-E311-11, 19 Sep. 2019
    • Photovoltaic lithium-ionbattery of all-solid-state thin films by molecular precursor method
      Mitsunobu Sato; Hiroki Nagai
      The Eighth International Symposium on Physics of Fluids (ISPF8), 10 Jun. 2019, [Invited]
    • Spray-Coating Method to,Control Thin Film Deposition of,LiCoO2 on Non-Crystalline Quartz Glass Substrates
      Hiroki Nagai ; Philipus N. Hishimone; Lu Li; Mitsunobu Sato
      The Eighth International Symposium on Physics of Fluids (ISPF8), 10 Jun. 2019, [Invited]
    • All-solid-state photovoltaic lithium-ion-battery by using thin films fabricated with molecular precursor method
      Kota Tanabe; Soichiro Takano; Hiroki Nagai; Mitsunobu Sato
      The 25th International SPACC Symposium, 24 Nov. 2018, The Society of Pure and Applied Coordination Chemistry
    • Fabrication of conductive Cu thin films using electrochemically prepared,molecular precursor solutions
      Alina Uusiku; Hiroki Nagai; Mitsunobu Sato
      The 25th International SPACC Symposium, 23 Nov. 2018
    • TiO2 thin film fabrication via electrospray deposition from molecular,precursor solution onto a ultra-thin SWCNT film pre-coated quartz glass,substrate
      Natangue Heita Shafudah, Hiroki Nagai, Mitsunobu Sato, 23 Nov. 2018
    • Epitaxial Growth of Cu3N Films on (0001)Al2O3 Substrates ,by Mist Chemical Vapor Deposition
      T. Yamaguchi; H. Itoh; M. Takahashi; H. Nagai; T. Onuma; T. Honda and M. Sato
      The 17th International Symposium on Advanced Technology, 14 Nov. 2018
    • Fabrication of translucent photovoltaic lithium ion battery with gel-type electrolyte
      Hiroki Nagai; Mitsunobu Sato
      European Advanced Materials Congress (EAMC - 2018), 22 Aug. 2018, [Invited]
    • Fabrication of CNT/titania composite thin films for thin-film PV-LIB electrode
      Hiroki Nagai; Yuuki Fukuda; Mitsunobu Sato
      European Advanced Materials Congress (EAMC - 2018), 21 Aug. 2018, [Invited]
    • Fabrication transparent CNT/titania composite thin films having low-resistivity by molecular precursor method
      Hiroki Nagai; Yuuki Fukuda; Mitsunobu Sato
      The 8th Advanced Functional Materials & Devices, 19 Aug. 2018
    • Fabrication and patterning of p-type Cu2O thin films by using UV-irradiation to molecular precursor film including Cu(II) complexes
      Hsiang-Jung Wu; Hiroki Nagai; Mitsunobu Sato
      The 8th Advanced Functional Materials & Devices, 19 Aug. 2018
    • Application of photo-voltaic lithium ion battery,-Towards the realization of a hydrogen society-
      Hiroki Nagai; Mitsunobu Sato
      The 8th Advanced Functional Materials & Devices, 18 Aug. 2018, [Invited]
    • Fabrication of LiCoO2 Film for Photovoltaic Lithium Ion Battery by Electrospray Deposition Method with Molecular Precursor Solution
      Yukihiro Kudoh; Ryuhei Ozawa; Hiroki Nagai; Mitsunobu Sato and Taiju Takahashi
      The 8th Advanced Functional Materials & Devices, 18 Aug. 2018
    • XPS spectra of Ga2O3, In2O3 and their alloys fabricated by molecular precursor method,
      2)T. Honda; Y. Takahashi; T. Onuma; T. Yamaguchi; H. Nagai and M. Sato
      24th International Society of Pure & Applied Coordination Chemistry Symposium (SPACC 24), 24 Nov. 2017
    • Relationship between temperature and growth rate of Ga2O3, In2O3 and their alloys in the growth of mist CVD
      T. Yamaguchi; K. Tanuma; T. Kobayashi; H. Nagai; M. Sato
      4th International Conference on Advanced Electromaterials (ICAE2017), 24 Nov. 2017
    • Patterned Cu2O thin-film fabricated by using UV-irradiation to a,molecular precursor film including Cu(II) complexes
      H. J. Wu; Hiroki Nagai; and Mitsunobu Sato
      24 th International SPACC Symposium, 23 Nov. 2017, SPACC
    • Direct preparation of aqueous solutions involving Cu(II) complex,of EDTA, from copper plates by electrochemical process
      Alina Uusiku; Hiroki Nagai and Mitsunobu Sato
      24 th International SPACC Symposium, 23 Nov. 2017
    • Thickening of TiO2 Film Formed by ESD Method Using Molecular Precursor,Solution
      Ryuhei Ozawa; Yutaka Suwazono; Yukihiro Kudoh; Hiroki Nagai; Mitsunobu Sato; Taiju Takahashi
      The 16th International Symposium on Advanced Technology (ISAT-16), 02 Nov. 2017, Kogakuin University
    • Origin of free holes and visible light absorption in p-type NiO films
      Mizuki Ono; Takeyoshi Onuma; Kohei Sasaki; Hiroki Nagai; Tomohiro; Yamaguchi; Masataka Higashiwaki; Akito Kuramata; Shigenobu; Yamakoshi; Mitsunobu Sato; Tohru Honda
      The 16th International Symposium on Advanced Technology (ISAT-16), 02 Nov. 2017, Kogakuin University
    • Near-the surface Fermi level measured In2O3 and Ga2O3 thin films by,molecular precursor method
      Yuki Takahashi; Takeyoshi Onuma; Hiroki Nagai; Tomohiro Yamaguchi; Mitsunobu Sato; Tohru Honda
      The 16th International Symposium on Advanced Technology (ISAT-16), 02 Nov. 2017
    • Fabrication and characterization of p-type Cu2O Thin Film Transistor by,using molecular precursor method
      Hsiang-Jung Wu; Hiroki Nagai; Mitsunobu Sato
      The 16th International Symposium on Advanced Technology (ISAT-16), 02 Nov. 2017
    • Effect of applied voltage on the synthesis of Cu(II) complex of EDTA in,aqueous solutions, from copper plates by electrochemical process
      Alina Uusiku; Hiroki Nagai; Mitsunobu Sato
      The 16th International Symposium on Advanced Technology (ISAT-16), 02 Nov. 2017
    • Transparent and conductive composite thin-film fabricated on quartz with,carbon-nanotube and Titania
      Yuuki Fukuda; Tatsuya Suzuki; Hiroki Nagai; Mitsunobu Sato
      The 16th International Symposium on Advanced Technology (ISAT-16), 02 Nov. 2017
    • Reduction of CuO thin films by light irradiation in an aqueous solution
      Yutaka Suwazono; Hiroki Nagai; Mitsunobu Sato
      The 16th International Symposium on Advanced Technology (ISAT-16), 02 Nov. 2017
    • Photovoltaic, energy-storage and all-solid-state device fabricated by,using precursor solutions for titania and lithium-cobalt-oxide thin-films
      Tatsuya Suzuki; Hiroki Nagai; Mitsunobu Sato
      The 16th International Symposium on Advanced Technology (ISAT-16), 02 Nov. 2017
    • Electrical Resistance of a MWCNT/Cu Composite Thin-Film Fabricated,From an Aqueous Solution Containing Cu(II) Complexes and MWCNT
      Philipus N. Hishimone; Hiroki Nagai; Mitsunobu Sato
      The 16th International Symposium on Advanced Technology (ISAT-16), 02 Nov. 2017
    • Photovoltaic Lithium-Ion-Battery for Hydrogen Society
      Hiroki Nagai; Mitsunobu Sato
      2017 International Symposium on Novel and Sustainable Technology (2017 ISNST), 20 Oct. 2017, [Invited]
    • Fabrication of cnt/titania composite thin films on quartz glass substrate by molecular precursor method
      Hiroki Nagai; Yuuki Fukuda; Tatsuya Suzuki; Mitsunobu Sato
      2017 International Symposium on Novel and Sustainable Technology (2017 ISNST), 20 Oct. 2017
    • Fabrication of all-solid-state photovoltaic lithium-ion battery
      Hiroki Nagai; Mitsunobu Sato
      Baltic Conference Series 2017, 10 Oct. 2017, International Association of Advanced Materials, [Invited]
    • Relation between electrical and optical properties of p-type NiO films
      Mizuki Ono; Takeyoshi Onuma; Ryosuke Goto; Kohei Sasaki; Hiroki Nagai; Tomohiro Yamaguchi; Masataka Higashiwaki; Akito Kuramata; Shigenobu Yamakoshi; Mitsunobu Sato; and Tohru Honda
      The 44th International Symposium on Compound Semiconductor, 16 May 2017
    • p形NiO薄膜における電気的特性と光学的特性の関係
      14 Mar. 2017
    • Novel route to cuprous oxide thin films fabrication on glass substrate using molecular precursor
      Hiroki Nagai; Hsiang-Jung Wu; and Mitsunobu Sato
      2016 International Symposium on Novel and Sustainable Technology (2016 ISNST), 06 Oct. 2016
    • Study on mist CVD growth of In2O3
      Tomohiro Yamaguchi; Tatsuya Kobayashi; Keisuke Tanuma; Hiroki Nagai; Takeyoshi Onuma; Mitsunobu Sato and Tohru Honda
      2016 International Symposium on Novel and Sustainable Technology (2016 ISNST), 06 Oct. 2016
    • Fabrication of CNT-doped Ga2O3 Thin Films by Molecular Precursor Method
      Y. Takahashi; T. Onuma; H. Nagai; T. Yamaguchi; M. Sato; T. Honda
      The 15th International Symposium on Advanced Technology (ISAT-15), 02 Oct. 2016
    • Fabrication of vertical-injection type GaN-based MIS diodes with near UV transparent oxide electrodes
      T. Honda; S. Fujioka; T. Onuma; T. Yamaguchi; H. Nagai; M. Sato
      International Workshop on Nitride Semiconductors (IWN 2016), 02 Oct. 2016
    • Fabrication of Copper Thin Films by Using a Spray,Method of Aqueous Solutions Involving Copper(II),Complexes
      Philipus N. Hishimone; Hiroki Nagai; Mitsunobu Sato
      錯体化学会第66回討論会, 10 Sep. 2016
    • Cu2O thin-film fabrication from Cu(II) complex having mixed ligands by UV-irradiation
      Hsiang-Jung Wu; Hiroki Nagai; Mitsunobu Sato
      錯体化学会第66回討論会, 10 Sep. 2016
    • Embedding of copper into submicrometer trenches using the molecular precursor method
      Hiroki Nagai; Tatsuya Suzuki; Takayuki Nakano; Mitsunobu Sato
      The 5th Advanced Functional Materials and Devices, 13 Aug. 2016
    • Fabrication of Photovoltaic lithium ion battery using the ,molecular precursor method
      Hiroki Nagai; Tatsuya Suzuki; and Mitsunobu Sato
      Fifth International Symposium on Energy Challenges and Mechanics, 11 Jul. 2016
    • The electrical properties of p-type LiCoO2 thin films fabricated by molecular precursor method
      Tatsuya Suzuki; Hiroki Nagai and Mitsunobu Sato
      Fifth International Symposium on Energy Challenges and Mechanics, 11 Jul. 2016
    • Surface plasmon resonant emission from Ag dispersed ZnO films fabricated by molecular precursor method
      Daichi Taka; Takeyoshi Onuma; Takashi Shibukawa; Hiroki Nagai; Tomohiro Yamaguchi; Ja-Soon Jang; Mitsunobu Sato; and Tohru Honda
      The 43rd International Symposium on Compound Semiconductors, 26 Jun. 2016
    • 分子プレカーサー法を用いたIn-Ga-Mg-O薄膜製作検討
      19 Mar. 2016
    • 分子プレカーサー法で製作した銀分散ZnO薄膜の光学的特性
      19 Mar. 2016
    • Effects of active materials for the cathode of photovoltaic lithium-ion battery
      Hiroki Nagai; Yoshihisa Takahashi; Tatsuya Suzuki and Mitsunobu Sato
      Energy Materials and Natotechnology photocatalysis, 23 Nov. 2015
    • Fabrication of photovoltaic lithium-ion battery with various cathodes
      Yoshihisa Takahashi; Hiroki Nagai; Tatsuya Suzuki; Mitsunobu Sato
      The 14th International Symposium on Advanced Technology, 02 Nov. 2015
    • Discussion of ZnO Based Film by Mist CVD Method Using Molecular Precursor Solution
      Ryosuke Goto; K. Tanuma; T. Hatakeyama; H. Nagai; T. Yamaguchi; M. Sato; T. Honda
      The 14th International Symposium on Advanced Technology, 02 Nov. 2015
    • Fundamental Study on Local Surface Plasmons in Ag-nanocrystallites ZnO films toward Future Applications in Nitride-based LEDs
      Daichi Taka; Takeyoshi Onuma; Takashi Shibukawa; Hiroki Nagai; Tomohiro Yamaguchi; Mitsunobu Sato; Tohru Honda
      The 14th International Symposium on Advanced Technology, 02 Nov. 2015
    • Embedding of Copper into Trench of Si substrate using Molecular Precursor Method
      H. Nagai; T. Suzuki; T. Nakano; M. Sato
      2015 INTERNATIONAL SYMPOSIUM ON NANO SCIENCE AND TECHNOLOGY, 30 Oct. 2015
    • Fabrication of a p-type cuprous oxide thin film in air by the molecular precursor method
      Tatsuya Suzuki; Reiji Kobayashi; Hiroki Nagai; Tohru Honda; Mitsunobu Sato
      The Society of Pure and Applied Coordination Chemistry, 14 Aug. 2015
    • Thin film fabrication of tandem-structured Cu and Titania by using molecular precursors
      Ryo Sano; Hiroki Nagai; Mitsunobu Sato
      The 22nd International SPACC Symposium, 14 Aug. 2015
    • Growth of Group-III Oxides by Mist Chemical Vapor Depositionand Discussion on Their Growth Mechanisms
      T. Yamaguchi; K. Tanuma; H. Nagai; T. Onuma; T. Honda; M. Sato
      22nd International SPACC Symposium (The Society of Pure and Applied Coordination Chemistry), 14 Aug. 2015
    • Fabrication of Copper Thin Films Using the Molecular Precursor Method
      H. Nagai; T. Yamaguchi; T. Onuma; I. Takano; T. Honda; M. Sato
      The 22nd International SPACC Symposium (The Society of Pure and Applied Coordination Chemistry), 14 Aug. 2015
    • Study on spontaneous emission in nitride-based LEDs with Ag-nanocrystallites ZnO films fabricated by molecular precursor method
      T. Onuma; T. Shibukawa; D. Taka; K. Serizawa; E. Adachi; H. Nagai; T. Yamaguchi; J.-S. Jang; M. Sato; and T. Honda
      The 22nd International SPACC Symposium (The Society of Pure and Applied Coordination Chemistry), 14 Aug. 2015
    • Fabrication of (Ga, In)2O3-x films on GaN-based LED structures by molecular precursor method for near-UV transparent electrodes
      T. Honda; H. Nagai; S. Fujioka; R. Goto; T. Onuma; T. Yamaguchi and M. Sato
      The 22nd International SPACC Symposium (The Society of Pure and Applied Coordination Chemistry), 14 Aug. 2015
    • Embedding of Copper into Trench of Si Substrate by Molecular Precursor Method
      Hiroki Nagai; Takayuki Nakano; Ichiro Takano; Tohru Honda; Mitsunobu Sato
      8th International Conference on Materials for Advanced Technologies, 02 Jul. 2015
    • Fabrication of Copper-doped Li4Ti5O12 Thin Films Using the Molecular Precursor Method
      Keisuke Honma; Hiroki Nagai; Binggong Yan; Tohru Honda; Ichiro Takano; Li Lu; Mitsunobu Sato
      8th International Conference on Materials for Advanced Technologies, 01 Jul. 2015
    • 分子プレカーサー水溶液を用いたミストCVD法によるZnO薄膜製作
      14 Mar. 2015
    • Thin-film devices fabricated by the molecular precursor method
      Mitsunobu Sato and Hiroki Nagai
      13th International Symposium on Advanced Technology, Danang University of Science and Technology, 14 Nov. 2014
    • Fabrication of thin films for oxide electronics by molecular precursor method
      Hiroki Nagai and Mitsunobu Sato
      13th International Symposium on Advanced Technology, Danang University of Science and Technology, 14 Nov. 2014
    • Template layer for c-axis oriented ZnO thin films by using a molecular precursor solution”
      Takashi Shibukawa; Hiroki Nagai; Ichiro Takano; Tohru Honda; and Mitsunobu Sato
      21th The Society of Pure and Applied Coordination Chemistry-CSJ Symposium, 02 Nov. 2014
    • Fabrication and electrochemical properties of LiNi0.5Mn0.5O2 thin-film cathode for lithium ion batteries
      Keisuke Honma; Hiroki Nagai; Lu Li; Ichiro Takano; Tohru Honda; and Mitsunobu Sato
      21th The Society of Pure and Applied Coordination Chemistry-CSJ Symposium, 02 Nov. 2014
    • Fabrication and characterization of photovoltaic devices consisted of metal-oxide thin films fabricated by molecular precursor method
      Yoshiyuki Inaoka; Hiroki Nagai; Tohru Honda; and Mitsunobu Sato
      21th The Society of Pure and Applied Coordination Chemistry-CSJ Symposium, Kogakuin University, 02 Nov. 2014
    • Fabrication of ZnO thin film by molecular precursor method
      Ryosuke Goto; Hiroki Nagai; Tomohiro Yamaguchi; Mitsunobu Sato; Tohru Honda
      21th The Society of Pure and Applied Coordination Chemistry-CSJ Symposium, 02 Nov. 2014
    • Tissue Response of Surface-Modified Three-Dimensional Titanium Fiber Structure
      Chihiro Mochizuki; Hiroki Nagai; Tohru Hayakawa; and Mitsunobu Sato
      21th The Society of Pure and Applied Coordination Chemistry-CSJ Symposium, Kogakuin University, 02 Nov. 2014
    • Fabrication of p-type Cu2O thin films for electronic devices by molecular precursor method
      Hiroki Nagai and Mitsunobu Sato
      21th The Society of Pure and Applied Coordination Chemistry-CSJ Symposium, Kogakuin University, 01 Nov. 2014
    • Mist chemical vapor deposition growth of group-iii oxides and its growth mechanism
      Tomohiro Yamaguchi; Takumi Hatakeyama; Keisuke Tanuma; Mayuka Sugimoto; Hiroki Nagai; Takeyoshi Onuma; Mitsunobu Sato; and Tohru Honda
      21th The Society of Pure and Applied Coordination Chemistry-CSJ Symposium, 01 Nov. 2014
    • Electrical resistivity and electrochemical properties of Ag-nanoparticles/zirconia (Ag-NP/ZrO2) composite thin films fabricated by molecular precursor method
      Likius S. Daniel; Hiroki Nagai; Hiroki Hara and Mitsunobu Sato
      21th The Society of Pure and Applied Coordination Chemistry-CSJ Symposium, 01 Nov. 2014
    • Optical characterization of gallium-indium-oxide wide bandgap semiconductors for future device applications
      Takeyoshi Onuma; Chihiro Mochizuki; Hiroki Nagai; Tomohiro Yamaguchi; Mitsunobu Sato; and Tohru Honda
      21th The Society of Pure and Applied Coordination Chemistry-CSJ Symposium, 01 Nov. 2014
    • Thin Film Fabrication of the Functional Materials by the Molecular Precursor Method utilizing the Metal Complexes
      Mitsunobu Sato and Hiroki Nagai
      International Symposium on Nanoscience and Technology, 17 Oct. 2014
    • Fabrication of copper metal thin films by the molecular precursor solution
      Hiroki Nagai; Shohei Mita; Tohru Honda; Ichiro Takano and Mitsunobu
      The 15th IUMRS-International Conference in Asia (IUMRS-ICA 2014), 25 Aug. 2014
    • Fabrication of copper-doped Li3Fe2(PO4)3 and Li4Ti5O12 thin films using the molecular precursor method
      Hiroki Nagai; Binggong Yan; Xuan Zhao; Tohru Honda; Ichiro Takano; Li Lu; and Mitsunobu Sato
      6th International Symposium on Functional Materials (ISFM 2014), 07 Aug. 2014
    • Fabrication of copper thin films using the solution based method
      Hiroki Nagai; Takayuki Nakano; Shohei Mita; Tomohiro Yamaguchi; Ichiro Takano; Tohru Honda; Mitsunobu Sato
      Third International Conference on Materials, Energy and Environments (ICMEE2014), 02 Jul. 2014
    • RF-MBE growth of group-III nitrides and mist CVD growth of group-III oxides
      Tomohiro Yamaguchi; Takeyoshi Onuma; Hiroki Nagai; Chihiro Mochizuki; Mitsunobu Sato; Tohru Honda; Tsutomu Araki and Yasushi Nanishi
      Third International Conference on Materials, Energy and Environments (ICMEE2014), 02 Jul. 2014
    • Optical Properties of Ga-In-O Polycrystalline Films Fabricated by Molecular Precursor Method
      Takeyoshi Onuma; Taihei Yasuno,Soichiro Takano,Ryosuke Goto,Shuhei Fujioka,Takumi Hatakeyama,Hiroki Hara,Chihiro Mochizuki,Hiroki Nagai,Tomohiro Yamaguchi,Mitsunobu Sato,and Tohru Honda
      Conference on LED and its industrial application 2014 (LEDIA2014), 24 Apr. 2014
    • Fabrication of In-Doped ZnO Thin Film by Molecular Precursor Method
      Ryosuke Goto; Taihei Yasuno,Hiroki Nagai,Hiroki Hara; Mitsunobu Sato,and Tohru Honda
      Conference on LED and its industrial application 2014 (LEDIA2014), 24 Apr. 2014
    • Fabrication of Vertical-Type GaN-based Metal Oxide Semiconductor Light-Emitting Diodes
      Shuhei Fujioka; Taihei Yasuno,Aoi Sato; Takeyoshi Onuma,Hiroki Nagai,Tomohiro Yamaguchi,Mitsunobu Sato,and Tohru Honda
      Fabrication of Vertical-Type GaN-based Metal Oxide Semiconductor Light-Emitting Diode, 23 Apr. 2014
    • CONDUCTIVITY OF TRANSPARENT ZnO THIN FILM FABRICATED USING MOLECULAR PRECURSOR METHOD
      Hiroki Nagai; Yoshiyuki Inaoka; Takashi Shibukawa; Ichiro Takano; Tohru Honda; and Mitsunobu Sato
      The 2013 International Symposium on Nano Science and Technology (2013ISNST), 15 Nov. 2013
    • PERCOLATION THRESHOLD FOR ELECTRICAL RESISTIVITY OF AG-NANOPARTICLES INCORPORATED IN ZIRCONIA MATRIX (AG-NP/ZRO2) COMPOSITE THIN FILMS AND THEIR ELECTROCHEMICAL PROPERTIES
      Likius S. Danie1; Hiroki Nagai; Hiroki Hara; and Mitsunobu Sato
      The 12th International Symposium on Advanced Materials (ISAT-12), 14 Nov. 2013
    • Highly conductive and transparent Cu thin film fabricated using a mixed molecular precursor
      Hiroki Nagai; Hiroki Hara; Norio Baba; Ichiro Takano; Tohru Honda; and Mitsunobu Sato
      The 12th International Symposium on Advanced Materials (ISAT-12), 14 Nov. 2013
    • Transparent lithium ion battery with thin film electrodes by molecular precursor method
      Hiroki Nagai; Chihiro Mochizuki; Ichiro Takano; Tohru Honda; and Mitsunobu Sato
      The 12th International Symposium on Advanced Materials (ISAT-12), 14 Nov. 2013
    • Temperature dependent cathodoluminescence spectra of Ga-In-O films fabricated by molecular precursor method
      Takeyoshi Onuma; Taihei Yasuno; Shuhei Fujioka; Soichiro Takano; Takuto Oda; Hiroki Nagai; Hiroki Hara; Chihiro Mochizuki; Mitsunobu Sato; and Tohru Honda
      2013 JSAP-MRS Joint Symposium, 20 Sep. 2013
    • Fabrication of Cu2O thin films by using mixed molecular precursors
      Yoshiyuki Inaoka; Hiroki Nagai; Hiroki Hara; and Mitsunobu Sato
      2013 JSAP-MRS Joint Symposium, 20 Sep. 2013
    • Characterization of fabricated Ga-In-O films by molecular precursor method and their future application of UV transparent electrodes
      Taihei Yasuno; Ryosuke Goto; Hiroki Nagai; Hiroki Hara; Yohei Sugiura; Tomohiro Yamaguchi; Mitsunobu Sato; and Tohru Honda
      Characterization of fabricated Ga-In-O films by molecular precursor method and their future application of UV transparent electrodes, 12 Sep. 2013
    • Electrical Conductivity and Plasmonic Photo-responsive Properties of Ag-NP/TiO2 Composite Thin Films Fabricated by Molecular Precursor Method (MPM)
      Likius S. Daniel; Hiroki Nagai; and Mitsunobu Sato
      20th International SPACC (Soc. Pure & Appl. Coord. Chem.) Symposium, 12 Sep. 2013
    • Photocatalytic Activity of Vis-responsive Ag-nanoparticles/TiO2 Composite Thin Films Fabricated by Molecular Precursor Method (MPM)
      Likius S. Daniel; Hiroki Nagai; and Mitsunobu Sato
      20th International SPACC (Soc. Pure & Appl. Coord. Chem.) Symposium, 12 Sep. 2013
    • ITO基板を利用する薄膜リチウムイオン電池形成と薄膜の形状制御効果
      04 Sep. 2013
    • NASICON型Al含有リン酸塩の透明薄膜形成
      04 Sep. 2013
    • Chemical fabrication of transparent Cu metal thin film for infrared reflective thin film
      Jul. 2013
    • Characterization of Ga-In-O films fabricated by molecular precursor method
      Jul. 2013
    • Fabrication of LiFePO4 and Li4Ti5O12 thin films for transparent Li ion battery
      Hiroki Nagai; Hiroki Hara; Mitsuhiro Enomoto; Chihiro Mochizuki; Ichiro Takano; and Mitsunobu Sato
      PACRIM10-The 10th Pacific Rim Conference on Ceramic and Glass Technology, 06 Jun. 2013
    • Cathodoluminescence spectra of β-gallium oxide thin film fabricated by molecular precursor method
      Soichiro Takano; Hiroki Nagai; Hiroki Hara; Chihiro Mochizuki; Ichiro Takano; Takeyoshi Onuma; Tohru Honda; and Mitsunobu Sato
      Conference on LED and its industrial application 2013, 24 Apr. 2013
    • Nonlinear plasmonic property of Ag-nanoparticles/TiO2 composite thin films having high Ag contents
      Likius S. Daniel; Hiroki Nagai; Naoya Yoshida; and Mitsunobu Sato
      Conference on LED and its industrial application 2013, 24 Apr. 2013
    • Fabrication of Ga-In-O films by molecular precursor method
      Taihei Yasuno; Takuto Oda; Hiroki Nagai; Hiroki Hara; Yohei Sugiura; Tomohiro Yamaguchi; Mitsunobu Sato; and Tohru Honda
      Fabrication of Ga-In-O films by molecular precursor method, 24 Apr. 2013
    • 分子プレカーサー法によるGa-In-O薄膜の製作
      28 Mar. 2013
    • Fabrication of Ga2O3 Films by Molecular Precursor Method
      Taihei Yasuno; Takuto Oda; Hiroki Nagai; Hiroki Hara; Yohei Sugiura; Tomohiro Yamaguchi; Mitsunobu Sato; and Tohru Honda
      2012 MRS Fall Meeting, 28 Nov. 2012
    • The kinetic study of metallic Cu species formation via an EDTA complex of Cu(II) in solid state
      Hiroki Nagai; Tatsuya Suzuki; and Mitsunobu Sato
      2012 International Symposium on Nano Science and Technology, 08 Nov. 2012
    • Formation mechanism of the p-type Cu2O thin film via an EDTA complex of Cu(II)
      Hiroki Nagai; Tatsuya Suzuki; and Mitsunobu Sato
      11th International Symposium on Advanced Technology, 30 Oct. 2012
    • Photoelectrochemical property of Vis-responsive Ag-NP/TiO2 composite thin films fabricated using molecular precursor method
      Likius S. Daniel; Hiroki Nagai; and Mitsunobu Sato
      11th International Symposium on Advanced Technology, 30 Oct. 2012
    • Structure and optical properties of transparent Ga2O3-x thin films fabricated by the molecular precursor method
      Hiroki Nagai; Soichiro Takano; Hiroki Hara; Chihiro Mochizuki; Ichiro Takano; Takeyoshi Onmuma; Tohru Honda; and Mitsunobu Sato
      11th International Symposium on Advanced Technology, 30 Oct. 2012
    • Fabrication of the transparent conducting ZnO thin film by the molecular precursor method
      Hiroki Nagai; Takashi Shibukawa; Soichiro Takano; Tohru Honda; and Mitsunobu Sato
      11th International Symposium on Advanced Technology, 30 Oct. 2012
    • Chemical fabrication of dry-type solar cell with using the metal oxide semiconductors
      Hiroki Nagai; Tatsuya Suzuki; Hiroki Hara; Chihiro Mochizuki; Ichiro Takano; Tohru Honda; and Mitsunobu Sato
      World Renewable Energy Forum, 14 May 2012
    • Chemical fabrication of dry-type solar cell with using the metal oxide semiconductors
      The 2012 World Renewable Energy Forum, 14 May 2012
    • 分子プレカーサー法による酸化亜鉛導電膜の形成
      19 Mar. 2012
    • Percolation threshold for electrical resistivity and photocurrent density of Ag nanoparticle/titania composite thin films fabricated using molecular precursor method
      19 Mar. 2012
    • New generation solar cell fabricated by molecular precursor method
      Hiroki Nagai; Tatsuya Suzuki; Soichiro Takano; Chihiro Mochizuki; Yuko Sugai; Hideki Hashimoto; Ichiro Takano; Tohru Honda; and Mitsunobu Sato
      New generation solar cell fabricated by molecular precursor method, 19 Nov. 2011
    • Formation mechanism of Cu2O thin film with using the molecular precursor method
      Hiroki Nagai; Tatsuya Suzuki; Hiroki Hara; Chihiro Mochizuki; Ichiro Takano; Tohru Honda and Mitsunobu Sato
      Formation mechanism of Cu2O thin film with using the molecular precursor method, 18 Nov. 2011
    • Percolation threshold found for the electrical resistivity of Silver nanoparticle/titania composite thin films fabricated using molecular precursor method
      Likius S. Daniel; Hiroki Nagai; Sohei Aoyama; Chihiro Mochizuki; Hiroki Hara; Norio Baba; and Mitsunobu Sato
      Percolation threshold found for the electrical resistivity of Silver nanoparticle/titania composite thin films fabricated using molecular precursor method, 18 Nov. 2011
    • Thermal reaction of Cu-edta complex salt for cuprous oxide formation by molecular precursor method
      Tatsuya Suzuki; Hiroki Nagai; Chihiro Mochizuki; Ichiro Takano; Tohru Honda; and Mitsunobu Sato
      18th International SPACC Symposium, 04 Aug. 2011
    • Transparent solar cell chemically fabricated by using the metal-oxide thin films derived from Ti and Cu complexes of EDTA
      Hiroki Nagai; Tatsuya Suzuki; Chihiro Mochizuki; Ichiro Takano; Tohru Honda; and Mitsunobu Sato
      18th International SPACC Symposium, 04 Aug. 2011
    • 分子プレカーサー法により形成したp型酸化銅（Ⅰ）透明薄膜の半導体特性
      Mar. 2011
    • 銀ナノ粒子-チタニアアロイ薄膜の導電性と光電流密度
      Mar. 2011
    • Dry solar cell with by metal oxide thin films fabricated by with a wet process
      Hiroki Nagai; Tatsuya Suzuki; Chihiro Mochizuki; Hiroki Hara; Ichiro Takano; Tohru Honda; and Mitsunobu Sato
      Pacifichem 2010, 19 Dec. 2010
    • Fabrication of transparent metal-oxide thin-films by molecular precursor method - vis-light responsive n- and p-type semiconductors -
      Mitsunobu Sato; Hiroki Nagai; Tatsuya Suzuki; Sohei Aoyama; Chihiro Mochizuki; and Hiroki Hara
      16th Malaysian Chemical Congress, 12 Oct. 2010
    • The electrical and optical properties of p-type cuprous oxide transparent thin film by the molecular precursor method
      Tatsuya Suzuki; Hiroki Nagai; Chihiro Mochizuki; Hiroki Hara; Ichiro Takano; Tohru Honda; and Mitsunobu Sato
      9th International Symposium on Advanced Technology, 05 Oct. 2010
    • Ag nanoparticles-Titania alloy thin films with highly electrical conductivity
      Sohei Aoyama; Daniel S. Likius; Hiroki Nagai; Koji Kamikubo; Chihiro Mochizuki; Hiroki Hara; Ichiro Takano; and Mitsunobu Sato
      Ag nanoparticles-Titania alloy thin films with highly electrical conductivity, 05 Oct. 2010
    • 分子プレカーサー法によるp型酸化銅(I)透明薄膜の形成
      Sep. 2010
    • 湿式法によるp型酸化銅(I)薄膜の形成
      Mar. 2010
    • 可視光応答酸素欠損ルチル配向薄膜の光反応活性と光励起発光挙動相関
      Mar. 2010
    • Fabrication of p-type Cu2O thin films by the molecular precursor method
      Chihiro Mochizuki; Tatsuya Suzuki; Hiroki Nagai; Ichiro Takano; and Mitsunobu Sato
      1st Joint Symposium between Kogakuin University and Institute of Chemistry, Dec. 2009
    • Fabrication of the porous TiO2 electrode with Ag nano-particles
      Hiroki Nagai; Koji Kamikubo; Hiroki Hara; Chihiro Mochizuki; and Mitsunobu Sato
      1st Joint Symposium between Kogakuin University and Institute of Chemistry, Dec. 2009
    • Photo-induced hydrophilicity of Niobia thin films fabricated by molecular precursor method
      Sohei Aoyama; Hiroki Nagai; Chihiro Mochizuki; and Mitsunobu Sato
      16th The Society of Pure and Applied Coordination Chemistry-CSJ Symposium, Oct. 2009
    • 反応性スパッタリング法により作製されたTiO2 の膜厚と光電導性の関係
      Mar. 2009
    • 分子プレカーサー法による高度光応答性ルチル薄膜の形成
      Dec. 2008
    • Enhanced photoreactivity of Mg2+-doped TiO2 thin films fabricated by molecular precursor method
      15th The International SPACC Symposium
      15th The International SPACC Symposium, Nov. 2008
    • Important role of a Ti complex for fabrication of highly photosensitive Titania thin film
      Hiroki Nagai; Sohei Aoyama; Hiroki Hara; Chihiro Mochizuki; and Mitsunobu Sato
      15th The International SPACC Symposium, Nov. 2008
    • Fabrication of low resistive SnO2 thin film by molecular precursor method
      Shinsuke Adachi; Hiroki Nagai; Chihiro Mochizuki and Mitsunobu Sato
      Sintering 2008, Nov. 2008
    • Fabrication of O-deficient anatase thin films with enhanced ultraviolet sensitivity by molecular precursor method
      Hiroki Nagai; Moyu Hasegawa; Chihiro Mochizuki; and Mitsunobu Sato
      Sintering 2008, Nov. 2008
    • Photoconduction Properties of Titanium Oxide Films with Deficient Oxygen Prepared by Reactive Magnetron Sputtering
      Haider Ali; Hiroki Nagai; Ichiro Takano; and Mitsunobu Sato
      4thVacuum and Surface Sciences Conference of Asia and Australia, Oct. 2008
    • The relationship between the photoreactivity and photoluminescence of Titania thin films
      Hiroki Nagai; Sohei Aoyama; Hiroki Hara; Chihiro Mochizuki; Yoshihiro Mashiyama; Tohru Honda; Ichiro Takano; Norio Baba; and Mitsunobu Sato
      7th International Symposium on Advanced Technology, Oct. 2008
    • Chemical fabrication of visible light-responsive rutile thin film with high UV light-sensitivity
      Hiroki Nagai; Sohei Aoyama; Hiroki Hara; Chihiro Mochizuki; Yoshihiro Mashiyama; Tohru Honda; Ichiro Takano; Norio Baba; and Mitsunobu Sato
      Chemical fabrication of visible light-responsive rutile thin film with high UV light-sensitivity, Oct. 2008
    • エタノール可溶性チタン錯体によるUVシールド透明薄膜の形成
      Sep. 2008
    • 酸素欠陥をもつチタニア薄膜の形成と光反応性
      Sep. 2008
    • 反応性スパッタリング法より作製された窒素添加酸化チタン薄膜の光伝導特性
      Sep. 2008
    • 反応性スパッタリング法より作製された酸化チタン薄膜の光伝導特性
      Mar. 2008
    • 反応性スパッタリング法により作製されたTiO2x薄膜の電気的特性
      Mar. 2008
    • Extraordinary enhancement of UV-sensitivity of TiO2 thin films formed by molecular precursor method
      Hiroki Nagai; Moyu Hasegawa; Chihiro S. Mochizuki; Ichiro Takano; and Mitsunobu Sato
      14th The Society of Pure and Applied Coordination Chemistry-CSJ Symposium, Dec. 2007
    • The effect of Mg and Ga ions doped in TiO2 thin films by molecular precursor method
      Shinsuke Adachi; Hiroki Nagai; Chihiro S. Mochizuki; and Mitsunobu Sato
      14th The Society of Pure and Applied Coordination Chemistry-CSJ Symposium, Dec. 2007
    • Fabrication of VIS-responsive TiO2 electrodes for wet solar cell by molecular precursor method
      I-Ling Huang; Hiroki Nagai; Chihiro S. Mochizuki; Hiroki Hara; and Mitsunobu Sato
      14th The Society of Pure and Applied Coordination Chemistry-CSJ Symposium, Dec. 2007
    • Preparation of a novel photocatalytic Ti complex which can crystallize into anatase in hot water
      Tomo Matsui; Hiroki Nagai; Chihiro S. Mochizuki; Hiroki Hara; and Mitsunobu Sato
      14th The Society of Pure and Applied Coordination Chemistry-CSJ Symposium, Dec. 2007
    • Fabrication of VIS-responsible and enhanced UV-sensitive TiO2 thin films having Ti-N bonds derived from Ti-edta complex
      Hiroki Nagai; Chihiro S. Mochizuki; Ichiro Takano; and Mitsunobu Sato
      14th The Society of Pure and Applied Coordination Chemistry-CSJ Symposium, Dec. 2007
    • Photoconduction properties of titanium dioxide films prepared by reactive magnetron sputtering
      Haider Ali Shukur; Junichi Hamaguchi; Hiroki Nagai; Ichiro Takano and Mitsunobu Sato
      6th International Symposium on Advanced Technology, Nov. 2007
    • Nano-strucutured interface in Vis-responsive TiO2 thin films fabricated by molecular precursor method
      Hiroki Nagai; Chihiro S. Mochizuki; Hiroki Hara; Ichiro Takano and Mitsunobu Sato
      6th International Symposium on Advanced Technology, Nov. 2007
    • 紫外域の光触媒活性も高い可視光応答チタニア光触媒薄膜
      Oct. 2007
    • Black-colored anatase composite for VIS responsive photocatalyst
      Tomo Matsui; Hiroki Nagai; I-Ling Huang; Chien-Hsin Yang; Chihiro S. Mochizuki; Ichiro Takano; and Mitsunobu Sato
      5th International Symposium on Advanced Technology, Nov. 2006
    • Effect of aldehydes on the absorption position of VIS-responsive TiO2 multilayered thin films
      Hiroki Nagai; Kazuhisa Fujita; I-Ling Huang; Chien-Hsin Yang; Chihiro S. Mochizuki; Ichiro Takano and Mitsunobu Sato
      5th International Symposium on Advanced Technology, Nov. 2006
    • Photocurrent density and crystallite of anatase thin film by molecular precursor method with carbonate ligand
      Tomo Matsui; Hiroki Nagai; Chihiro S. Mochizuki; Ichiro Takano; and Mitsunobu Sato
      13th The Society of Pure and Applied Coordination Chemistry-CSJ Symposium, Aug. 2006
    • Role of oxalato ligand for the formation of VIS-responsive multilayered TiO2 thin films by molecular precursor method
      Hiroki Nagai; Chihiro S. Mochizuki; Ichiro Takano; and Mitsunobu Sato
      13th The Society of Pure and Applied Coordination Chemistry-CSJ Symposium, Aug. 2006
    • 炭酸イオンを配位子とするチタニアプレカーサー溶液の合成と薄膜の低温形成
      Mar. 2006
    • Chemical fabrication of layered TiO2 thin films sensitized to UV and VIS lights
      Hiroki Nagai; Chihiro S. Mochizuki; Ichiro Takano; and Mitsunobu Sato
      PACIFICHEM2005, Dec. 2005
    • Photocurrent production and photocatalytic activity of multilayer TiO2 thin films formed by molecular precursor method
      Hiroki Nagai; Chihiro S. Mochizuki; Ichiro Takano; and Mitsunobu Sato
      International Symposium on Nano Science and Technology 9, Nov. 2005
    • Confinement of Ti-N bonds in titania thin film by molecular precursor method
      Mitsunobu Sato; Hiroki Nagai; Chihiro Mochizuki; and Ichiro Takano
      4th International Symposium on Advanced Technology, Nov. 2005
    • Photosensitization of multi-layer TiO2 thin films containing substitutional nitrogen derived from EDTA complex
      Hiroki Nagai; Chihiro S. Mochizuki; Ichiro Takano; and Mitsunobu Sato
      12th The Society of Pure and Applied Coordination Chemistry-CSJ Symposium, Jul. 2005
    • 分子プレカーサーの不活性ガス中熱処理による部分窒化チタニア薄膜の形成
      Mar. 2005
    • Syntheses of Molecular Precursor Solutions for TiO2 Thin Film Formation, without Aminnopolycarboxylic Acid (2) - Application of Oxalato and Peroxo Ligands -
      Hiroki Nagai and Mitsunobu Sato
      11th The Society of Pure and Applied Coordination Chemistry-CSJ Symposium, Nov. 2004
    • Syntheses of Molecular Precursor Solutions for TiO2 Thin Film Formation, without Aminnopolycarboxylic Acid (1) -Application of Oxalato and Peroxo Ligands-
      Hiroki Nagai and Mitsunobu Sato
      3rd International Symposium on Advanced Technology, Nov. 2004

    Industrial Property Rights

    Award

    • May 2018
      Functional Materials Society, Young Research Award of Year 2018
      International society
    • Oct. 2017
      International Association of Advanced Materials, Young Scientist Award
      International society, Sweden
    • Nov. 2014
    • Nov. 2013
      ISNST Excellent Award of Poster Competition
    • Nov. 2012
      ISNST Excellent Award of Oral Competition
    • Nov. 2011
      ISNST Excellent Award of Oral Competition
    • Aug. 2011
      Excellent poster Award of 18th International SPACC Symposium
    • Dec. 2007
    • Dec. 2006
      14th International SPACC-CSJ Symposium; SPACC-14th Lecture Award
    • Jul. 2004
      12th International SPACC-CSJ Symposium; The SPACC-CSJ Symposium Poster Award

    Research Themes

    Textbooks and teaching materials

    • 07 Jan. 2025
    • 01 Sep. 2016
    • 19 Dec. 2015
    • Mar. 2013

    Social Contribution Activities

    • 30 Oct. 2024 - 01 Nov. 2024
      日本最大級異業種交流展示会「メッセナゴヤ2024」
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      CEATEC 2024
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      大学見本市2024～イノベーション・ジャパン
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      夢ナビライブ2019
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    • 04 Dec. 2018 - 04 Dec. 2018
      新技術説明会
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    Member History

    • Oct. 2022 - Present
      Editor, Materials Open
    • Nov. 2019 - Present
      Editor, Materials Technology
    • Oct. 2018 - Present
      Associate Editor, Functional Materials Letters
    • Aug. 2016 - Present
      運営委員（企画担当）