• Search Research Projects
  • Search Researchers
  • How to Use
  1. Back to previous page

FUJII Ichiro  藤井 一郎

ORCIDConnect your ORCID iD *help
Researcher Number 20597645
Other IDs
Affiliation (Current) 2025: 山梨大学, 大学院総合研究部, 准教授
Affiliation (based on the past Project Information) *help 2022 – 2023: 山梨大学, 大学院総合研究部, 准教授
2020 – 2021: 山梨大学, 大学院総合研究部, 助教
2017 – 2018: 山梨大学, 大学院総合研究部, 助教
Review Section/Research Field
Principal Investigator
Basic Section 26020:Inorganic materials and properties-related / Inorganic materials/Physical properties
Except Principal Investigator
Basic Section 30010:Crystal engineering-related
Keywords
Principal Investigator
単結晶 / 強誘電体 / 圧電体 / 固相結晶成長法 / 非鉛圧電材料 / ニオブ酸カリウムナトリウム / チタン酸ビスマスナトリウム / チタン酸バリウム / 圧電材料 / ニオブ酸ナトリウムカリウム / セラミックス … More
Except Principal Investigator
… More X線 / 構造・機能材料 / 超精密計測 / X線 / 物性実験 / 放射光 / 結晶構造解析 / 時分割実験 / 電場印加実験 / X線回折 / ペロブスカイト / 誘電体物性 Less
  • Research Projects

    (4 results)
  • Research Products

    (43 results)
  • Co-Researchers

    (4 People)
  •  Development of high-performance lead-free piezoelectric single crystals by AC-polingPrincipal Investigator

    • Principal Investigator
      藤井 一郎
    • Project Period (FY)
      2023 – 2025
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 26020:Inorganic materials and properties-related
    • Research Institution
      University of Yamanashi
  •  Development of high-performance lead-free piezoelectric single crystals by formation of phase boundary and domain engineeringPrincipal Investigator

    • Principal Investigator
      FUJII Ichiro
    • Project Period (FY)
      2020 – 2022
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 26020:Inorganic materials and properties-related
    • Research Institution
      University of Yamanashi
  •  Establishment of structural measurement system for elucidating mechanism of giant piezoelectric response of pseudo-cubic fluctured ferroelectrics

    • Principal Investigator
      Kuroiwa Yoshihiro
    • Project Period (FY)
      2020 – 2022
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Review Section
      Basic Section 30010:Crystal engineering-related
    • Research Institution
      Hiroshima University
  •  Fabrication of high-performance lead-free piezoelectric single crystals by solid-state crystal growth methodPrincipal Investigator

    • Principal Investigator
      FUJII Ichiro
    • Project Period (FY)
      2017 – 2018
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Inorganic materials/Physical properties
    • Research Institution
      University of Yamanashi

All 2023 2022 2021 2020 2019 2018

All Journal Article Presentation

  • [Journal Article] Piezoelectric Actuation Mechanism Involving Extrinsic Nanodomain Dynamics in Lead-Free Piezoelectrics2023

    • Author(s)
      S. Kim, R. Miyauchi, Y. Sato, H. Nam, I. Fujii, S. Ueno, Y. Kuroiwa and S. Wada
    • Journal Title

      Adv. Mater.

      Volume: 35 Issue: 11 Pages: 22087171-11

    • DOI

      10.1002/adma.202208717

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H02641, KAKENHI-PROJECT-20K21091
  • [Journal Article] Mn,Nb co-doping in barium titanate ceramics by different solid-state reaction routes for temperature stable and DC-bias free dielectrics2022

    • Author(s)
      Sapkota Piyush、Fujii Ichiro、Kim Sangwook、Ueno Shintaro、Moriyoshi Chikako、Kuroiwa Yoshihiro、Wada Satoshi
    • Journal Title

      Ceramics International

      Volume: 48 Issue: 2 Pages: 2154-2160

    • DOI

      10.1016/j.ceramint.2021.09.304

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19K04502, KAKENHI-PROJECT-20H02641
  • [Journal Article] Development of Superparaelectric BaTiO3 System Ceramics through Heterovalent Mn-Nb Co-doping for DC-bias Free Dielectrics2022

    • Author(s)
      P. Sapkota, I. Fujii, S. Kim, S. Ueno, Y. Kuroiwa and S. Wada
    • Journal Title

      Jpn. J. Appl. Phys.

      Volume: 61 Issue: SN Pages: SN1023-SN1023

    • DOI

      10.35848/1347-4065/ac82a4

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Journal Article] Composition Dependence of Structural and Piezoelectric Properties in Bi(Mg0.5Ti0.5)O3-modified BaTiO3-BiFeO3 ceramics2022

    • Author(s)
      H. Nam, I. Fujii, S. Kim, T. Ishii, S. Ueno, G. P. Khanal, Y. Kuroiwa and S. Wada
    • Journal Title

      Jpn. J. Appl. Phys.

      Volume: 61 Issue: SN Pages: SN1033-SN1033

    • DOI

      10.35848/1347-4065/ac85c7

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Journal Article] 擬立方晶強誘電体セラミックスにおける圧電応答機構2021

    • Author(s)
      藤井 一郎,和田 智志,Kim Sangwook ,黒岩 芳弘
    • Journal Title

      セラミックス

      Volume: 56 Pages: 475-478

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Journal Article] Material softening by cation off-centering in Bi-based lead-free piezoelectric ceramics2021

    • Author(s)
      Kim Sangwook、Nam Hyunwook、Fujii Ichiro、Ueno Shintaro、Moriyoshi Chikako、Kuroiwa Yoshihiro、Wada Satoshi
    • Journal Title

      Japanese Journal of Applied Physics

      Volume: 60 Issue: SF Pages: SFFD01-SFFD01

    • DOI

      10.35848/1347-4065/ac0fb5

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19K04502, KAKENHI-PROJECT-20H02641
  • [Journal Article] A-site cation off-centering contribution on ferroelectricity and piezoelectricity in pseudo-cubic perovskite structure of Bi-based lead-free piezoelectrics2021

    • Author(s)
      Kim Sangwook、Nam Hyunwook、Fujii Ichiro、Ueno Shintaro、Moriyoshi Chikako、Kuroiwa Yoshihiro、Wada Satoshi
    • Journal Title

      Scripta Materialia

      Volume: 205 Pages: 114176-114176

    • DOI

      10.1016/j.scriptamat.2021.114176

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19K04502, KAKENHI-PROJECT-20H02641
  • [Journal Article] Piezoelectricity in perovskite-type pseudo-cubic ferroelectrics by partial ordering of off-centered cations2020

    • Author(s)
      Kuroiwa Yoshihiro、Kim Sangwook、Fujii Ichiro、Ueno Shintaro、Nakahira Yuki、Moriyoshi Chikako、Sato Yukio、Wada Satoshi
    • Journal Title

      Communications Materials

      Volume: 1 Issue: 1

    • DOI

      10.1038/s43246-020-00072-4

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-20K21091, KAKENHI-PROJECT-18H01710, KAKENHI-PROJECT-20H02641
  • [Journal Article] Fabrication and piezoelectric properties of BaTiO 3 /BaTiO 3 -Bi(Mg 1/2 Ti 1/2 )O 3 -BiFeO 3 composites2018

    • Author(s)
      Fujii Ichiro、Ariizumi Shin、Ueno Shintaro、Moriyoshi Chikako、Kuroiwa Yoshihiro、Wada Satoshi
    • Journal Title

      Ceramics International

      Volume: 44 Issue: 9 Pages: 10657-10662

    • DOI

      10.1016/j.ceramint.2018.03.094

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-17K14816, KAKENHI-PROJECT-17H02776, KAKENHI-PROJECT-16K04948
  • [Presentation] 固相結晶成長法による(K,Na)NbO3系圧電単結晶の作製2023

    • Author(s)
      藤井一郎, 上野慎太郎, 和田智志
    • Organizer
      日本セラミックス協会2023年年会
    • Data Source
      KAKENHI-PROJECT-20K05073
  • [Presentation] 固相結晶成長法によるKNN系圧電単結晶作製条件の探索2023

    • Author(s)
      網倉 拓斗, 藤井 一郎, 上野 慎太郎, 和田 智志
    • Organizer
      日本セラミックス協会第36回秋季シンポジウム
    • Data Source
      KAKENHI-PROJECT-23K04370
  • [Presentation] マイクロオーダーの粒サイズをもつBaTiO3多面体粒子の構造相転2022

    • Author(s)
      福島凪世,山内礼士,Kim Sangwook,森吉千佳子,黒岩芳弘,藤井一郎,上野慎太郎,和田智志
    • Organizer
      第69回応用物理学会春季学術講演会
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Presentation] Crystal Structure of KNbO3/BaTiO3 Core-Shell Nanocomposite Particles Studied by Synchrotron Radiation X-ray Diffraction2022

    • Author(s)
      S. Mingyang, K. Furuta, S. Kim, I. Fujii, S. Ueno, S. Wada and Y. Kuroiwa
    • Organizer
      The 14th Japan-China Symposium on Ferroelectric Materials and Their Applications (JCFMA-14)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Presentation] Inducing Superparaelectricity in BaTiO3 Ceramics through Heterovalent Co-doping for DC-bias Free Dielectrics2022

    • Author(s)
      P. Sapkota, I. Fujii, S. Kim, S. Ueno, Y. Kuroiwa and S. Wada
    • Organizer
      15th International Symposium on Ferroic Domains & Micro- to Nano-scopic Structures (ISFD-15)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Presentation] Role of Bi and Mg Ions in Bi(Mg0.5Ti0.5)O3-modified BaTiO3-BiFeO3 Based Piezoelectric Ceramics2022

    • Author(s)
      Hyunwook Nam,Sangwook Kim,藤井一郎,上野慎太郎,黒岩芳弘,和田智志
    • Organizer
      第39回強誘電体応用会議(FMA-39)
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Presentation] A-site Bi ion Off-centering Contribution on Piezoelectricity in Bi(Mg0.5Ti0.5)O3-modified BiFeO3-BaTiO3 Piezoelectric Ceramics2022

    • Author(s)
      H. Nam, S. Kim, I. Fujii, S. Ueno, Y. Kuroiwa and S. Wada
    • Organizer
      15th International Symposium on Ferroic Domains & Micro- to Nano-scopic Structures (ISFD-15)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Presentation] Structural and Electrical Characteristics of Lead-free BiAlO3-based Piezoelectric Ceramics Prepared by High-Pressure Sintering2022

    • Author(s)
      G. P. Khanal, I. Fujii, S. Ueno, S. Kim, M. Miyakawa, T. Taniguchi, Y. Kuroiwa and S. Wada
    • Organizer
      15th International Symposium on Ferroic Domains & Micro- to Nano-scopic Structures (ISFD-15)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Presentation] SXRD Electron Density Study on Phase Transitions in BaTiO3 Nanocube2022

    • Author(s)
      N. Fukushima, S. Kim, S. Ueno, I. Fujii, S. Wada and Y. Kuroiwa
    • Organizer
      15th International Symposium on Ferroic Domains & Micro- to Nano-scopic Structures (ISFD-15)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Presentation] BT-BMT-BF強誘電体の結晶構造に対する急冷処理の影響2022

    • Author(s)
      有賀資起,Kim Sangwook,Nam Hyunwook,上野慎太郎,藤井一郎,和田智志,黒岩芳弘
    • Organizer
      第70回応用物理学会春季学術講演会
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Presentation] Solid-state crystal growth of (K0.5Na0.5)NbO3 and (K,Na)NbO3-based single crystals2022

    • Author(s)
      Ichiro Fujii, Shintaro Ueno, Satoshi Wada
    • Organizer
      Electronic Materials and Applications 2022 (EMA 2022)
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K05073
  • [Presentation] 固相結晶成長法によるLi置換(K0.5Na0.5)NbO3圧電単結晶の作製2022

    • Author(s)
      滝澤大介、藤井一郎、上野慎太郎、和田智志
    • Organizer
      日本セラミックス協会 2022年年会
    • Data Source
      KAKENHI-PROJECT-20K05073
  • [Presentation] Piezoelectricity Caused by Partial Ordering of Bismuth-ions in Perovskite-type Pseudo-cubic Ferroelectrics2022

    • Author(s)
      T. Hokii, S. Kim, Y. Yatabe, Y. Nakahira, C. Moriyoshi, H. Osawa, M. Hirose, I. Fujii, S. Ueno, Y. Sato, S. Wada and Y. Kuroiwa
    • Organizer
      15th International Symposium on Ferroic Domains & Micro- to Nano-scopic Structures (ISFD-15)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Presentation] Core-Shell Structure of Heteroepitaxial KNbO3/BaTiO3 Nanocomposite Particles Studied by Synchrotron Radiation X-ray Diffraction2022

    • Author(s)
      S. Mingyang, K. Furuta, S. Kim, I. Fujii, S. Ueno, S. Wada and Y. Kuroiwa
    • Organizer
      15th International Symposium on Ferroic Domains & Micro- to Nano-scopic Structures (ISFD-15)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Presentation] ビスマスを含む擬立方晶ペロブスカイト型強誘電体の圧電特性2022

    • Author(s)
      保木井貴大, Kim Sangwook, 矢多部優介, 中平夕貴, 森吉千佳子, 大沢仁志, 藤井一郎, 上野慎太郎, 佐藤幸生, 和田智志, 黒岩芳弘
    • Organizer
      日本物理学会2022年秋季大会
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Presentation] BaTiO3八面体結晶の構造相転移2022

    • Author(s)
      白川皓介,福島凪世,Kim Sangwook,Nam Hyunwook,藤井一郎,上野慎太郎,和田智志,黒岩芳弘
    • Organizer
      第70回応用物理学会春季学術講演会
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Presentation] Role of A-site Cation Off-centering in Perovskite Pseudo-cubic Structure of Bi-based Piezoelectrics2022

    • Author(s)
      S. Kim, H. Nam, I. Fujii, S. Ueno, C. Moriyoshi, Y. Kuroiwa and S. Wada
    • Organizer
      Electronic Materials and Applications 2022 (EMA 2022)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Presentation] Proposal of a new concept, “Chemical Grain Size” to Induce Superparaelectricity into BaTiO3 System Ceramics through Heterovalent Co-doping for Wide Temperature Stable and DC-bias free Dielectrics2022

    • Author(s)
      Piyush Sapkota,藤井一郎,Sangwook Kim,上野慎太郎,黒岩芳弘,和田智志
    • Organizer
      第39回強誘電体応用会議(FMA-39)
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Presentation] 擬立方晶ペロブスカイト型非鉛圧電材料の構造物性2021

    • Author(s)
      矢多部優介,中平夕貴,服部真央,Kim Sangwook,森吉千佳子,黒岩芳弘,廣瀨美那子,藤井一郎,上野慎太郎,和田智志,佐藤幸生
    • Organizer
      第38回強誘電体応用会議(FMA-38)
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Presentation] Fabrication of Pseudo-cubic BaTiO3-Bi(Mg1/2Ti1/2)O3-BiFeO3 Ceramics and Origin of Ferroelectric and Piezoelectric Responses2021

    • Author(s)
      I. Fujii, S. Ueno, Y. Sato, Y. Kuroiwa and S. Wada
    • Organizer
      2021 Joint ISAF-ISIF-PFM Virtual Conference
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Presentation] Origin of Piezoelectricity by Partial Ordering of Off-centered Cation in Perovskite-type Pseudo-cubic Structure2021

    • Author(s)
      S. Kim, Y. Kuroiwa, Y. Yatabe, M. Hattori, Y. Nakahira, I. Fujii, S. Ueno, C. Moriyoshi, Y. Sato and S. Wada
    • Organizer
      Joint Conference of the Asian Meeting on Ferroelectricity (AMF) and the Asian Meeting on Electroceramics (AMEC)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Presentation] (1-x)BiFeO3-xBaTiO3(x = 0.2, 0.3, 0.4)におけるBiイオン変位とナノ構造の関係2021

    • Author(s)
      宮内隆輝,佐藤幸生,寺西亮,金子賢治,Kim Sangwook,藤井一郎,上野慎太郎,中平夕貴,森吉千佳子,黒岩芳弘,和田智志
    • Organizer
      応用物理学会主催「強的秩序とその操作に関わる研究会第12回講演会」
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Presentation] チタン酸バリウム多面体微粒子の構造相転移2021

    • Author(s)
      山内礼士,Kim Sangwook,森吉千佳子,黒岩芳弘,藤井一郎,上野慎太郎,和田智志
    • Organizer
      第38回強誘電体応用会議(FMA-38)
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Presentation] BaTiO3多面体微粒子の相転移と結晶構造2021

    • Author(s)
      山内礼士,Kim Sangwook,森吉千佳子,黒岩芳弘,藤井一郎,上野慎太郎,和田智志
    • Organizer
      第82回応用物理学会秋季学術講演会
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Presentation] Material Softening by Cation Off-centering in Bi-based Lead-free Piezoelectric Ceramics2021

    • Author(s)
      S. Kim, H. Nam, I. Fujii, S. Ueno, C. Moriyoshi, Y. Kuroiwa and S. Wada
    • Organizer
      第38回強誘電体応用会議(FMA-38)
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Presentation] 0.8BiFeO3-0.2BaTiO3のナノおよび原子スケール構造解析2020

    • Author(s)
      宮内隆輝,佐藤幸生,寺西亮,金子賢治,Kim Sangwook,藤井一郎,上野慎太郎,中平夕貴,森吉千佳子,黒岩芳弘,和田智志
    • Organizer
      日本物理学会2020年秋季大会
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Presentation] 0.8BiFeO3-0.2BaTiO3の原子分解能電子顕微鏡解析2020

    • Author(s)
      宮内隆輝, 佐藤幸生, 寺西亮, 金子賢治, Kim Sangwook, 藤井一郎, 上野慎太郎, 中平夕貴, 森吉千佳子, 黒岩芳弘, 和田智志
    • Organizer
      日本MRS主催「MRMフォーラム」
    • Data Source
      KAKENHI-PROJECT-20H02641
  • [Presentation] Fabrication of (K0.5Na0.5)NbO3 single crystals by solid-state crystal growth method2019

    • Author(s)
      Ichiro Fujii, Shintaro Ueno, Satoshi Wada
    • Organizer
      Joint ISAF-ICE-EMF-IWPM-PFM Meeting 2019
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K14816
  • [Presentation] 固相結晶成長法による(K0.5Na0.5)NbO3単結晶の作製と単結晶中のポアの低減2019

    • Author(s)
      藤井一郎・上野慎太郎・和田智志
    • Organizer
      第36回強誘電体応用会議
    • Data Source
      KAKENHI-PROJECT-17K14816
  • [Presentation] 固相結晶成長法による(K0.5Na0.5)NbO3単結晶の作製と電気特性評価2019

    • Author(s)
      藤井一郎・上野慎太郎・和田智志
    • Organizer
      日本セラミックス協会2019年年会
    • Data Source
      KAKENHI-PROJECT-17K14816
  • [Presentation] Co3O4またはK4CuNb8O23を添加した(K0.5Na0.5)NbO3セラミックスの作製と微構造評価2018

    • Author(s)
      藤井一郎・上野慎太郎・和田智志
    • Organizer
      日本セラミックス協会2018年年会
    • Data Source
      KAKENHI-PROJECT-17K14816
  • [Presentation] KTaO3単結晶を埋め込んだ(K0.5Na0.5)NbO3セラミックスの微構造観察2018

    • Author(s)
      藤井一郎・上野慎太郎・和田智志
    • Organizer
      第38回エレクトロセラミックス研究討論会
    • Data Source
      KAKENHI-PROJECT-17K14816
  • [Presentation] Co3O4またはK4CuNb8O23を添加した(K0.5Na0.5)NbO3セラミックスの作製と微構造評価2018

    • Author(s)
      藤井一郎、上野慎太郎、和田智志
    • Organizer
      日本セラミックス協会2018年年会
    • Data Source
      KAKENHI-PROJECT-17K14816
  • [Presentation] SrTiO3とKTaO3単結晶を埋め込んだ(K0.5Na0.5)NbO3セラミックスの微構造観察2018

    • Author(s)
      藤井一郎・上野慎太郎・和田智志
    • Organizer
      日本セラミックス協会第31回秋季シンポジウム
    • Data Source
      KAKENHI-PROJECT-17K14816
  • 1.  Kuroiwa Yoshihiro (40225280)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 27 results
  • 2.  大沢 仁志 (00443549)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 2 results
  • 3.  SATO Yukio
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results
  • 4.  和田 智志
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 3 results

URL: 

Are you sure that you want to link your ORCID iD to your KAKEN Researcher profile?
* This action can be performed only by the researcher himself/herself who is listed on the KAKEN Researcher’s page. Are you sure that this KAKEN Researcher’s page is your page?

この研究者とORCID iDの連携を行いますか?
※ この処理は、研究者本人だけが実行できます。

Information User Guide FAQ News Terms of Use Attribution of KAKENHI

Powered by NII kakenhi