固相成長法による高性能非鉛圧電単結晶の作製

Grant number：17K14816  2017.4 - 2019.3

日本学術振興会  科学研究費助成事業  若手研究（B）

藤井一郎

Solvothermal synthesis of dispersible homogeneous KNbO3 nanocubes from K4Nb6O17 microsheets Reviewed

Yuma Yamada, Piyush Sapkota, Hyunwook Nam, Erika Yamaga, Ryoichi Kunisada, Takahiro Takei, Nobuhiro Kumada, Ichiro Fujii, Satoshi Wada, Shintaro Ueno

Journal of the Ceramic Society of Japan   131 ( 7 )   306 - 312   2023.7

Enhanced piezoelectric strain response in 〈100〉 grain-oriented lead-free bismuth ferrite–based piezoelectric ceramics Reviewed

Gopal Prasad Khanal, Ichiro Fujii, Shintaro Ueno, Satoshi Wada

Journal of the American Ceramic Society   106 ( 5 )   2930 - 2940   2023.5

Piezoelectric Actuation Mechanism Involving Extrinsic Nano-domain Dynamics in Lead-free Piezoelectrics Reviewed

Sangwook Kim, Ryuki Miyauchi, Yukio Sato, Hyunwook Nam, Ichiro Fujii, Shintaro Ueno, Yoshihiro Kuroiwa, Satoshi Wada

ADVANCED MATERIALS   35   2208717   2023.1( ISSN：0935-9648 )

Composition dependence of structural and piezoelectric properties in Bi(Mg_0.5Ti_0.5)O₃-modified BaTiO₃-BiFeO₃ ceramics Reviewed

Hyunwook Nam, Ichiro Fujii, Sangwook Kim, Takaaki Ishii, Shintaro Ueno, Gopal Prasad Khanal, Yoshihiro Kuroiwa and Satoshi Wada

JAPANESE JOURNAL OF APPLIED PHYSICS   61 ( SN )   SN1033   2022.11( ISSN：0021-4922 )

The ferroelectric phase transition in a 500 nm sized single particle of BaTiO₃ tracked by coherent X-ray diffraction Reviewed

Norihiro Oshime, Kenji Ohwada, Akihiko Machida, Nagise Fukushima, Shintaro Ueno, Ichiro Fujii, Satoshi Wada, Kento Sugawara, Ayumu Shimada, Tetsuro Ueno, Tetsu Watanuki, Kenji Ishii, Hidenori Toyokawa, Koichi Momma, Sangwook Kim, Shinya Tsukada and Yoshihiro Kuroiwa

JAPANESE JOURNAL OF APPLIED PHYSICS   61 ( SN )   SN1008   2022.11( ISSN：0021-4922 )

Development of superparaelectric BaTiO₃ system ceramics through heterovalent Mn-Nb co-doping for DC-bias free dielectrics Reviewed

Piyush Sapkota, Ichiro Fujii, Sangwook Kim, Shintaro Ueno, Yoshihiro Kuroiwa and Satoshi Wada

JAPANESE JOURNAL OF APPLIED PHYSICS   61 ( SN )   SN1023   2022.11( ISSN：0021-4922 )

Mn–Nb co-doping in barium titanate ceramics by different solid-state reaction routes for temperature stable and DC-bias free dielectrics Reviewed

CERAMICS INTERNATIONAL   48 ( 2 )   2154 - 2160   2022.1( ISSN：0272-8842 )

A-site cation off-centering contribution on ferroelectricity and piezoelectricity in pseudo-cubic perovskite structure of Bi-based lead-free piezoelectrics Reviewed

Sangwook Kim, Hyunwook Nam, Ichiro Fujii, Shintaro Ueno, Chikako Moriyoshi, Yoshihiro Kuroiwa, Satoshi Wada

SCRIPTA MATERIALIA   205   114176   2021.12( ISSN：1359-6462 )

Bragg coherent diffraction imaging allowing simultaneous retrieval of three-dimensional shape and strain distribution for 40–500-nm particles Reviewed

Norihiro Oshime, Kenji Ohwada, Kento Sugawara, Tomohiro Abe, Reiji Yamauchi, Tetsuro Ueno, Akihiko Machida, Tetsu Watanuki, Shintaro Ueno, Ichiro Fujii, Satoshi Wada, Ryota Sato, Toshiharu Teranishi, Miho Yamauchi, Kenji Ishii, Hidenori Toyokawa, Koichi Momma, Yoshihiro Kuroiwa

JAPANESE JOURNAL OF APPLIED PHYSICS   60 ( SF )   SFFA07   2021.11( ISSN：0021-4922 )

Material softening by cation off-centering in Bi-based lead-free piezoelectric ceramics Reviewed

Sangwook Kim, Hyunwook Nam, Ichiro Fujii, Shintaro Ueno, Chikako

JAPANESE JOURNAL OF APPLIED PHYSICS   60 ( SF )   SFFD01   2021.11( ISSN：0021-4922 )

Phase evolution and <110>-orientation mechanism in RTGG-processed BaTiO₃ ceramics with electrical properties Reviewed

Gopal P. Khanal, Ichiro Fujii, Shintaro Ueno, Satoshi Wada

JOURNAL OF THE AMERICAN CERAMIC SOCIETY   104 ( 9 )   4649 - 4658   2021.9( ISSN：0002-7820 )

Origin of Piezoelectric Response in Pseudocubic Bi-based Ferroelectric Ceramics

Ichiro Fujii, Satoshi Wada, Sangwook Kim, and Yoshihiro Kuroiwa

Ceramics Japan   56 ( 7 )   475 - 478   2021.7

Fabrication of (Bi_0.5K_0.5)TiO₃ modified BaTiO₃-Bi(Mg_0.5Ti_0.5)O₃-BiFeO₃ piezoelectric ceramics Reviewed

Gopal Prasad Khanal, Ichiro Fujii, Sangwook Kim, Shintaro Ueno, Satoshi Wada

JOURNAL OF THE EUROPEAN CERAMIC SOCIETY   41 ( 7 )   4108 - 4115   2021.7( ISSN：0955-2219 )

Variation of leakage current mechanism by heat treatment in Bi-based lead-free piezoelectric ceramics Reviewed

Sangwook Kim, Hyunwook Nam, Gapal Prasad Khanal, Piyush Sapkota, Ichiro Fujii, Shintaro Ueno, and Satoshi Wada

JOURNAL OF APPLIED PHYSICS   129   094102   2021.3( ISSN：0021-8979 )

Preparation and investigation of hexagonal-tetragonal BaTiO₃ powders Reviewed

Hari Shankar Mallik, Ichiro Fujii, Yoshio Matsui, Gopal Prasad Khanal, Sangwook Kim, Shintaro Ueno, Tohru S. Suzuki and Satoshi Wada

JOURNAL OF THE CERAMIC SOCIETY OF JAPAN   129 ( 2 )   91 - 96   2021.2( ISSN：1882-0743 )

通常焼結による(K,Na)NbO₃系単結晶と透明セラミックスの作製

藤井一郎、上野慎太郎、和田智志、和田隆博

セラミックデータブック2020/21   65 - 70   2020.12

Piezoelectricity in perovskite-type pseudo-cubic ferroelectrics by partial ordering of off-centered cations Reviewed

Yoshihiro Kuroiwa, Sangwook Kim, Ichiro Fujii, Shintaro Ueno, Yuki Nakahira, Chikako Moriyoshi, Yukio Sato, Satoshi Wada

Communications Materials   1   71   2020.10( ISSN：2662-4443 )

固相結晶成長法による(K_0.5Na_0.5)NbO₃単結晶の作製と圧電特性評価 Invited

藤井一郎、上野慎太郎、和田智志

超音波テクノ   32 ( 5 )   11 - 16   2020.10

Energy storage properties of antiferroelectric 0.92NaNbO₃-0.08SrZrO₃ film on (001)SrTiO₃ substrate Reviewed

Kosuke Beppu, Takayuki Shimasaki, Ichiro Fujii, Takahito Imai, Hideaki Adachi, Takahiro Wada

PHYSICS LETTERS A   384 ( 27 )   126690   2020.9( ISSN：0375-9601 )

Fabrication of <111>-oriented BaTiO₃ ceramics by high magnetic field electrophoretic deposition using hexagonal-tetragonal co-existing BaTiO₃ powder Reviewed

Hari Shankar Mallik, Ichiro Fujii, Gopal Parasad Khanal, Sangwook Kim, Shintaro Ueno, Tohru S. Suzuki, Satoshi Wada

JOURNAL OF THE CERAMIC SOCIETY OF JAPAN   128 ( 8 )   469 - 474   2020.8( ISSN：1882-0743 )

Fabrication of <111>c-oriented (K0.5Na0.5)NbO3 Single Crystal by Solid-State Cyrstal Growth Method

Ichiro Fujii, Shintaro Ueno, Satoshi Wada

2020 Joint Conference of the IEEE International Frequency Control Symposium and International Symposium on Applications of Ferroelectrics (IFCS-ISAF)   1 - 2   2020.7

Effects of sintering aid and atmosphere powder on the growth of (K_0.5Na_0.5)NbO₃ single crystals fabricated by solid-state crystal growth method Reviewed

Ichiro Fujii, Shintaro Ueno, Satoshi Wada

JOURNAL OF THE EUROPEAN CERAMIC SOCIETY   40 ( 8 )   2970 - 2979   2020.7( ISSN：0955-2219 )

Synthesis and Crystal Structure of a New Bismuth Tin Titanate with the Pyrochlore-type Structure Reviewed

Md Saiduzzaman, Shuto Wani, Takahiro Takei, Sayaka Yanagida, Nobuhiro Kumada, Ichiro Fujii, Satoshi Wada, Chikako Moriyoshi, and Yoshihiro Kuroiwa

JOURNAL OF THE CERAMIC SOCIETY OF JAPAN   127 ( 12 )   952 - 957   2019.12( ISSN：1882-0743 )

Fabrication of [Li_0.05(K_0.5Na_0.5)_0.95]NbO₃ transparent ceramics using conventional sintering technique Reviewed

Ichiro Fujii, Kentaro Hirai, Takahito Imai, and Takahiro Wada

JOURNAL OF THE CERAMIC SOCIETY OF JAPAN   127 ( 12 )   905 - 911   2019.12( ISSN：1882-0743 )

Influence of grain-size effect and Ba/Ti ratios on dielectric, ferroelectric, and piezoelectric properties of BaTiO₃ ceramics Reviewed

Piyush Sapkota, Shintaro Ueno, Ichiro Fujii, Gopal Prasad Khanal, Sangwook Kim, and Satoshi Wada

JAPANESE JOURNAL OF APPLIED PHYSICS   58   SLLC05   2019.11( ISSN：0021-4922 )

Effect of sintering temperature on the growth of (K_0.5Na_0.5)NbO₃ single crystals fabricated by the solid-state crystal growth method Reviewed

Ichiro Fujii, Shintaro Ueno, and Satoshi Wada

JAPANESE JOURNAL OF APPLIED PHYSICS   58   SLLD01   2019.11( ISSN：0021-4922 )

Fabrication of an antiferroelectric NaNbO₃-CaZrO₃ film on (001)SrTiO₃ substrate by pulsed laser deposition Reviewed

Kosuke Beppu, Yosuke Iida, Hideaki Adachi, Ichiro Fujii, and Takahiro Wada

JAPANESE JOURNAL OF APPLIED PHYSICS   58   SLLB05   2019.11( ISSN：0021-4922 )

Thermal annealing induced recovery of surface damaged layer for enhanced ferroelectricity in Bi-based ceramics Reviewed

Hyunwook Nam, Sangwook Kim, Gopal Prasad Khanal, Ichiro Fujii, Shintaro Ueno, and Satoshi Wada

JAPANESE JOURNAL OF APPLIED PHYSICS   58   SLLD04   2019.11( ISSN：0021-4922 )

Short- and middle-ranges order structures of KNbO₃ nanocrystals Reviewed

Yasuhiro Yoneda, Ryoichi Kunisada, Tsukasa Chikata, Shintro Ueno, Ichiro Fujii, Hajime Nagata, Koji Ohara, and Satoshi Wada

JAPANESE JOURNAL OF APPLIED PHYSICS   58   SLLA03   2019.11( ISSN：0021-4922 )

Structural fluctuation of Pb(Mg_1/3Nb_2/3)O₃ in cubic phase Reviewed

Shota Noda, Yuto Yokoi, Yuki Nakahira, Tomohiro Abe, Ichiro Fujii, Takahiro Wada, Chikako Moriyoshi, and Yoshihiro Kuroiwa

Japanese Journal of Applied Physics   58   SLLA06   2019.11( ISSN：0021-4922 )

Development of an apparatus for Bragg coherent X-ray diffraction imaging, and its application to the three dimensional imaging of BaTiO₃ nano-crystals Reviewed

Kenji Ohwada, Kento Sugawara, Tomohiro Abe, Tetsuro Ueno, Akihiko Machida, Tetsu Watanuki, Shintaro Ueno, #HIchiro Fujii(/)-#HR, Satoshi Wada, and Yoshihiro Kuroiwa

JAPANESE JOURNAL OF APPLIED PHYSICS   58   SLLA05   2019.11( ISSN：0021-4922 )

ソルボサーマル固化法を用いたナノヘテロ構造体電子セラミックスの作製

和田智志・上野慎太郎・藤井一郎

セラミックス   54 ( 8 )   547 - 553   2019.8

Influence of post-annealing treatment on dielectric and ferroelectric properties of dense BaTiO₃ ceramics prepared by solvothermal solidification method Reviewed

Ryuko Murakami, Shintaro Ueno, Ichiro Fujii, and Satoshi Wada

JOURNAL OF THE CERAMIC SOCIETY OF JAPAN   127 ( 6 )   414 - 420   2019.6( ISSN：1882-0743 )

Effects of AC- and DC-bias Field Poling on Piezoelectric Properteis of Bi-based Ceramics Reviewed

Sangwook Kim, Gopal Prasad Khanal, Hyunwook Nam, Ichiro Fujii, Shintaro Ueno, and Satoshi Wada

JOURNAL OF THE CERAMIC SOCIETY OF JAPAN   127 ( 6 )   353 - 356   2019.6( ISSN：1882-0743 )

Optimization of preparation conditions of highly textured piezoelectric (Bi_0.5K_0.5)TiO₃ ceramics Reviewed

Gopal Prasad Khanal, Ichiro Fujii, Sangwook Kim, Shintaro Ueno, Tohru S. Suzuki, and Satoshi Wada

JOURNAL OF THE CERAMIC SOCIETY OF JAPAN   127 ( 6 )   362 - 368   2019.6( ISSN：1882-0743 )

Effect of A-site off-stoichiometry on ferroelectric and piezoelectric properties of BaTiO₃-Bi(Mg_1/2Ti_1/2)O₃-BiFeO₃ ceramics Reviewed

Hyunwook Nam, Ichiro Fujii, Sangwook Kim, Tomoya Aizawa, Shintaro Ueno, and Satoshi Wada

JOURNAL OF THE CERAMIC SOCIETY OF JAPAN   127 ( 6 )   369 - 373   2019.6( ISSN：1882-0743 )

Effect of oxygen partial pressure during sintering on electric properties of BiFeO₃-based piezoelectric ceramics Reviewed

Tomoya Aizawa, Ichiro Fujii, Shintaro Ueno, Tohru S. Suzuki, and Satoshi Wada

JOURNAL OF THE CERAMIC SOCIETY OF JAPAN   127 ( 6 )   383 - 387   2019.6( ISSN：1882-0743 )

0.24Pb(In_1/2Nb_1/2)O₃-0.42Pb(Mg_1/3Nb_2/3)O₃-0.34PbTiO₃ Transparent Ceramics by Conventional Sintering Technique Reviewed

Ichiro Fujii, Saki Nakashima, and Takahiro Wada

JOURNAL OF THE AMERICAN CERAMIC SOCIETY   102 ( 3 )   1240 - 1248   2019.3( ISSN：0002-7820 )

Influence of quenching temperature on enchanced piezoelectric and ferroelectric properties in BaTiO₃-Bi(Mg_1/2Ti_1/2)O₃-BiFeO₃ ceramics Reviewed

Hyunwook Nam, Sangwook Kim, Tomoya Aizawa, Ichiro Fujii, Shintaro Ueno, and Satoshi Wada

CERAMICS INTERNATIONAL   44 ( S1 )   S199 - S202   2018.11( ISSN：0272-8842 )

Fabrication of an antiferroelectric NaNbO₃-CaZrO₃ film by pulsed laser deposition Reviewed

Ichiro Fujii, Yosuke Iida, Hideaki Adachi, and Takahiro Wada

JAPANESE JOURNAL OF APPLIED PHYSICS   57 ( 11S )   11UF12   2018.11( ISSN：0021-4922 )

Effects of SrTiO₃ substrate orientations on crystal and domain structures and electric properties of NaNbO₃-SrZrO₃ films Reviewed

Ichiro Fujii, Takayuki Shimasaki, Toshiki Nobe, Hideaki Adachi, and Takahiro Wada

JAPANESE JOURNAL OF APPLIED PHYSICS   57 ( 11S )   11UF13   2018.11( ISSN：0021-4922 )

Dielectric properties of BT-BT and BF-BT composites Reviewed

Sergejus Balčiūnas, Maksim Ivanov, Miki Watanabe, Ken Matsumoto, Shintaro Ueno, Ichiro Fujii, Jūras Banys, Satoshi Wada

FERROELECTRICS   533   145 - 150   2018.9( ISSN：0015-0193 )

Crystal Structure, Photocatalytic and Dielectric Property of ATiM₂O₈ (A: Mg, Zn; M: Nb, Ta) Reviewed

Nobuhiro Kumada, Kohsuke Nakanome, Sayaka Yanagida, Takahiro Takei, Ichiro Fujii, Satoshi Wada, Chikako Moriyoshi, and Yoshihiro Kuroiwa

　   6 ( 3 )   247 - 253   2018.7

Grain-size dependence of piezoelectric properties in thermally annealed BaTiO₃ ceramics Reviewed

Gopal Prasad Khanal, Sangwook Kim, Minsu Kim, Ichiro Fujii, Shintaro Ueno, and Satoshi Wada

JOURNAL OF THE CERAMIC SOCIETY OF JAPAN   126 ( 7 )   536 - 541   2018.7( ISSN：1882-0743 )

Effect of ball-milling time and surfactant content for fabrication of 0.85(Bi_0.5Na_0.5):0.15BaTiO₃ green ceramics by electrophoretic deposition Reviewed

Minsu Kim, Piyush Sapkota, Gopal Prasad Khanal, Sangwook Kim, Ichiro Fujii, Shintaro Ueno, Takahiro Takei, Tohru S. Suzuki, Tetsuo Uchikoshi, and Satoshi Wada

JOURNAL OF THE CERAMIC SOCIETY OF JAPAN   126 ( 7 )   542 - 546   2018.7( ISSN：1882-0743 )

Effect of Thermal Annealing on Crystal Structures and Electrical Properties in BaTiO₃ ceramics Reviewed

Gopal Prasad Khanal, Sangwook Kim, Ichiro Fujii, Shintaro Ueno, Chikako Moriyoshi, Yoshihiro Kuroiwa, and Satoshi Wada

JOURNAL OF APPLIED PHYSICS   124 ( 3 )   034102   2018.7( ISSN：0021-8979 )

Fabrication and piezoelectric properties of BaTiO₃ / BaTiO₃-Bi(Mg_1/2Ti_1/2)O₃-BiFeO₃ composites Reviewed

Ichiro Fujii, Shin Ariizumi, Shintaro Ueno, Chikako Moriyoshi, Yoshihiro Kuroiwa, and Satoshi Wada

CERAMICS INTERNATIONAL   44 ( 9 )   10657 - 10662   2018.6( ISSN：0272-8842 )

In-situ electric field induced lattice stain response observation in BiFeO₃-BaTiO₃ lead-free piezoelectric ceramics Reviewed

Sangwook Kim, Gopal Prasad Khanal, Hyun-Wook Nam, Minsu Kim, Ichiro Fujii, Shintaro Ueno, Chikako Moriyoshi, Yoshihiro Kuroiwa, and Satoshi Wada

JOURNAL OF THE CERAMIC SOCIETY OF JAPAN   126 ( 5 )   316 - 320   2018.5( ISSN：1882-0743 )

Synthesis of LaNiO₃-(Bi_1/2K_1/2)TiO₃ Core-Shell Nanoparticles with Epitaxial Interface by Hydrothermal Method to Use for Boundary Layer Capacitors Reviewed

Yuya Hattori, Ichiro Fujii, Shirou Ootsuki, Masahiko Furukawa, Satoshi Wada, and Shintaro Ueno

JOURNAL OF THE CERAMIC SOCIETY OF JAPAN   126 ( 5 )   306 - 310   2018.5( ISSN：1882-0743 )

Effect of powder size in BiFeO₃-based piezoelectric ceramics fabricated by spark plasma sintering Reviewed

Tomoya Aizawa, Ichiro Fujii, Shintaro Ueno, and Satoshi Wada

JOURNAL OF THE CERAMIC SOCIETY OF JAPAN   126 ( 5 )   311 - 315   2018.5( ISSN：1882-0743 )

Fabrication of lead-free piezoelectric (Bi_0.5Na_0.5)TiO₃-BaTiO₃ ceramics using electrophoretic deposition Reviewed

Minsu Kim, Ryo Ito, Sangwook Kim, Gopal Prasad Khanal, Ichiro Fujii, Tohru S. Suzuki, Tetsuo Uchikoshi, Chikako Moriyoshi, Yoshiro Kuroiwa, Satoshi Wada

JOURNAL OF MATERIALS SCIENCE   53 ( 4 )   2396 - 2404   2018.2( ISSN：0022-2461 )

Structural and electrical characteristics of potential candidate lead-free BiFeO₃-BaTiO₃ piezoelectric ceramics Reviewed

Sangwook Kim, Gopal Prasad Khanal, Hun-Wook Nam, Ichiro Fujii, Shintaro Ueno, Chikako Moriyoshi, Yoshihiro Kuroiwa, and Satoshi Wada

JOURNAL OF APPLIED PHYSICS   122   164105   2017.10( ISSN：0021-8979 )

Fabrication and electro-optic properties of 0.9((Mg,Zn)_1/3Nb_2/3)O₃-0.1PbTiO₃ transparent ceramics by a conventional sintering technique Reviewed

Ichiro Fujii, Saki Nakashima, Takahiro Wada

JAPANESE JOURNAL OF APPLIED PHYSICS   56 ( 10S )   10PC04   2017.10( ISSN：0021-4922 )

Fabrication of ＜110＞ Grain-oriented 0.15BaTiO₃-0.85(Bi_0.5Na_0.5)TiO₃ ceramics by A Reactive Templated Grain Growth Method Reviewed

Shintaro Ueno, Ryo Itou, Tohru S. Suzuki, Satoshi Wada, Ichiro Fujii

JAPANESE JOURNAL OF APPLIED PHYSICS   56 ( 10S )   10PD06   2017.10( ISSN：0021-4922 )

Domain structures of (Li,Na)NbO₃ epitaxial films Reviewed

Ichiro Fujii, Akihiro Kohori, Hideaki Adachi, Takahiro Wada

JOURNAL OF APPLIED PHYSICS   122   44104   2017.7( ISSN：0021-8979 )

(K,Na)NbO₃エピタキシャル薄膜の作製とドメイン構造観察

藤井一郎・和田隆博

日本電子材料技術協会会報   47   6 - 10   2016.11

Domain observation of potassium-modified NaNbO₃ epitaxial films by confocal laser scanning microscopy Reviewed

Ichiro Fujii, Takahiro Wada

JAPANESE JOURNAL OF APPLIED PHYSICS   55 ( 10S )   10TA02   2016.10( ISSN：0021-4922 )

Structural Study of Ferroelectrics under Applied Electric Field Reviewed

Yoshihiro KUROIWA, Chikako MORIYOSHI, Ichiro Fujii, and Satoshi WADA

　   58   167 - 173   2016.8

Electric field induced lattice strain in pseudocubic Bi(Mg1/2Ti1/2)O3-modified BaTiO3-BiFeO3 piezoelectric ceramics Reviewed

Ichiro Fujii, Ryo Iizuka, Yuki Nakahira, Yuya Sunada, Shintaro Ueno, Kouichi Nakashima, Eisuke Magome, Chikako Moriyoshi, Yoshihiro Kuroiwa, and Satoshi Wada

APPLIED PHYSICS LETTERS   108   172903   2016.4( ISSN：0003-6951 )

Ferroelectric and piezoelectric properties of (Bi_1/2Na_1/2)TiO₃-BiFeO₃ ceramics Reviewed

Ichiro Fujii, Yutaka Ito, Teppei Suzuki, and Takahiro Wada

JOURNAL OF MATERIALS RESEARCH   31   28 - 35   2016.1( ISSN：0884-2914 )

パルスレーザー蒸着法による(K,Na)NbO₃薄膜の作製

藤井一郎、和田隆博

超音波テクノ   27   56 - 62   2015.12

Preparation of DC-bias-free (Ba, Sr)TiO₃-Bi(Mg, Ti)O₃-NaNbO₃ Ceramics with Reduced Temperature Dependent Dielectric Properties Reviewed

Haruki Maruyama, Shintaro Ueno, Kouichi Nakashima, Ichiro Fujii, and Satoshi Wada

　Transactions of Materials Research Society of Japan   40   409 - 412   2015.12

Fabrication of (K, Na)NbO₃ films on SrRuO₃/(001)SrTiO₃ substrates by pulsed laser deposition Reviewed

Ichiro Fujii, Saori Tagata, Tomohiro Nakao, Natsuki Koyama, Hideaki Adachi, and Takahiro Wada

JAPANESE JOURNAL OF APPLIED PHYSICS   54   10NA13   2015.10( ISSN：0021-4922 )

Fabrication of (111)-oriented Tetragonal BaTiO₃ Ceramics by Electrophoretic Deposition in a High Magnetic Field Reviewed

Eigo kobayashi, Shintaro Ueno, Kouichi Nakashima, Nobuhiro Kumada, Tohru S. Suzuki, Tetsuo Uchikoshi, Yoshio Sakka, Ichiro Fujii, and Satoshi Wada

　   40   223 - 226   2015.9

Large Electric-field-induced Strain in Pseudo-cubic BaTiO₃-Bi(Mg_0.5Ti_0.5)O₃-BiFeO₃ Ceramics Reviewed

Ryo Iizuka, Shintaro Ueno, Kouichi Nakashima, Ichiro Fujii, Chikako Moriyoshi, Yoshihiro Kuroiwa, and Satoshi Wada

　   40   295 - 299   2015.9

Preparation of Porous KNbO₃ Ceramics by Solvothermal Solidification Method Reviewed

Kazuki Fukasawa, Shintaro Ueno, Kouichi Nakashima, Ichiro Fujii, and Satoshi Wada

　   40   305 - 308   2015.9

Influence of Li doping on domain wall motion in Pb(Zr_0.52Ti_0.48)O₃ films Reviewed

Wanlin Zhu, Ichiro Fujii, Wei Ren, Susan Trolier-McKinstry

JOURNAL OF MATERIALS SCIENCE   49   7883 - 7889   2014.11( ISSN：0022-2461 )

Effect of La doping in transparent 0.67Pb(Mg_1/3Nb_2/3)O₃-0.33PbTiO₃ ceramics fabricated by conventional sintering Reviewed

Ichiro Fujii, Hiroyuki Ono, and Takahiro Wada

JOURNAL OF MATERIALS RESEARCH   29   2260 - 2265   2014.10( ISSN：0884-2914 )

Ferroelectric properties of (Li, K, Na)NbO₃ epitaxial films fabricated by pulsed laser deposition Reviewed

Ichiro Fujii, Tsumuka Yamauchi, Takahito Imai, Hideaki Adachi, and Takahiro Wada

JAPANESE JOURNAL OF APPLIED PHYSICS   53   09PA09   2014.9( ISSN：0021-4922 )

Fabrication of Textured Ceramics Using Mn and Nb-doped Hexagonal BaTiO₃ by an Electrophoretic Deposition in a High Magnetic Field Reviewed

Eigo Kobayashi, Shintaro Ueno, Kouichi Nakashima, Nobuhiro Kumada, Tohru S. Suzuki, Tetsuo Uchikoshi, Yoshio Sakka, Yasunari Miwa, Shinichiro Kawada, Suetake Omiya, Noriyuki Kubodera, Ichiro Fujii, and Satoshi Wada

　   39   199 - 202   2014.6

Preparation of Mn-doped (Bi_0.5K_0.5)TiO₃-Bi(Mg_0.5Ti_0.5)TiO₃-BiFeO₃ Ceramics Using BiFeO₃ Particles Synthesized by Hydrothermal Method and Their Piezoelectric Properties Reviewed

Haruumi Kamei, Shintaro Ueno, Kouichi Nakashima, Ichiro Fujii, Yoshihiro Kuroiwa, Hisashi Minemoto, and Satoshi Wada

Transactions of Materials Research Society of Japan   39   137 - 140   2014.6

Preparation of Barium Titanate / Strontium Titanate Nanocube ccumulation Ceramics and Their Dielectric Property Reviewed

Shuhei Tsukamoto, Shogo Iwatsuki, Ichiro Fujii, Kouichi Nakashima, and Satoshi Wada

　   582   169 - 173   2014.1

Preparation of Barium Titanate / Strontium Titanate Accumulation Ceramics with Necking Structure of Strontium Titanate Nanocubes Reviewed

Kouichi Nakashima, Shogo Iwatsuki, Ichiro Fujii, and Satoshi Wada

　   582   67 - 70   2014.1

Preparation of Grain-oriented Ceramics with Bismuth Potassium Titanate-Barium Titanate and their Piezoelectric Properties Reviewed

Katsuya Inaba, Ichiro Fujii, Kouichi Nakashima, Hiroshi Hayashi, Yuichi Yamamoto, Yoshihiro Kuroiwa, and Satoshi Wada

　   582   80 - 83   2014.1

Preparation of (Bi_1/2K_1/2)TiO₃-Bi(Mg_1/2Ti_1/2)O₃-BiFeO₃ Ceramics with Nanodomain Structure and Their Piezoelectric Properties Reviewed

Haruumi Kamei, Ichiro Fujii, Kouichi Nakashima, Yoshihiro Kuroiwa and Satoshi Wada

　   582   88 - 91   2014.1

Fabrication of Transparent Pb(Mg_1/3Nb_2/3)O₃-PbTiO₃ Based Ceramics by Conventional Sintering Reviewed

Ichiro Fujii, Ryoichi Yoshida, Takahito Imai, Seiji Yamazoe, Takahiro Wada

JOURNAL OF THE AMERICAN CERAMIC SOCIETY   96   3782 - 3787   2013.12( ISSN：0002-7820 )

Chemical composition dependence of ferroelectric properties for BaTiO₃-Bi(Mg_1/2Ti_1/2)O₃-BiFeO₃ lead-free piezoelectric ceramics Reviewed

Ryuta Mitsui, Ichiro Fujii, Kouichi Nakashima, Nobuhiro Kumada, Yoshihiro Kuroiwa and Satoshi Wada

JOURNAL OF THE CERAMIC SOCIETY OF JAPAN   121   855 - 858   2013.9( ISSN：1882-0743 )

Low-temperature synthesis of SrZrO₃ nanocubes by the composite-hydroxide-mediated approach Reviewed

Kouichi Nakashima, Ichiro Fujii, and Satoshi Wada

JOURNAL OF CRYSTAL GROWTH   376   35 - 40   2013.8( ISSN：0022-0248 )

Effect of Sintering Condition and V-doping on the Piezoelectric Properties of BaTiO₃-Bi(Mg_1/2Ti_1/2)O₃-BiFeO₃ Ceramics Reviewed

Ichiro Fujii, Ryuta Mitsui, Kouichi Nakashima, Nobuhiro Kumada, Hisato Yabuta, Mikio Shimada, Takayuki Watanabe, Kaoru Miura, and Satoshi Wada

JOURNAL OF THE CERAMIC SOCIETY OF JAPAN   121   589 - 592   2013.8( ISSN：1882-0743 )

Structural study of heat-treated BaTiO₃-KNbO₃ nanocomposites with heteroepitaxial interface by synchrotron radiation powder diffraction Reviewed

Eisuke Magome, Yoshihiro Kuroiwa, Chikako Moriyoshi, Ichiro Fujii, Kouichi Nakashima, Nobuhiro Kumada, and Satoshi Wada

JOURNAL OF THE CERAMIC SOCIETY OF JAPAN   121   602 - 605   2013.8( ISSN：1882-0743 )

Preparation of KNbO₃ nanocubes using a solvothermal method at low temperature Reviewed

Kouichi Nakashima, Ichiro Fujii, and Satoshi Wada

JOURNAL OF THE CERAMIC SOCIETY OF JAPAN   121   693 - 697   2013.8( ISSN：1882-0743 )

Preparation of barium titanate porous ceramics and their sensor properties Reviewed

Kazuki Maeda, Ichiro Fujii, Kouichi Nakashima, Gakuyo Fujimoto, Kazuhiro Suma, Toru Sukigara, and Satoshi Wada

JOURNAL OF THE CERAMIC SOCIETY OF JAPAN   121   698 - 701   2013.8( ISSN：1882-0743 )

(Ag,Li)NbO₃ thin films fabricated on (001), (110), and (111)SrTiO₃ substrates by pulsed laser deposition

Y. Yamamoto, I. Fujii, and T. Wada

　2013 IEEE International Symposium on the Applications of Ferroelectrics and Workshop on the Piezoresponse Force Microscopy   127 - 129   2013.7

Grain Size Dependence of The Microstructure and Dielectric Properties of Potassium Niobate-Barium Titanate Ceramics Reviewed

Kenta Yamashita, Ichiro Fujii, Kouichi Nakashima, Nobuhiro Kumada, Yoshihiro Kuroiwa, Tetsuhiro Takahashi, Takeo Tsukada, and Satoshi Wada

　   566   34 - 37   2013.7

Preparation of Barium Titanate Porous Ceramics and Their Piezoelectric Power Generation Property Reviewed

Satoshi Wada, Yoshikazu Shimura, Petr Pulpan, Ichiro Fujii, Kouichi Nakashima

Key Engineering Materials   566   41 - 44   2013.7

Effect of Hydrothermal Treatment on the Piezoelectric Response of Oriented Barium Titanate Ceramics Reviewed

Ichiro Fujii, Rintaro Mori, Kouichi Nakashima, Hiroshi Hayashi, Yoshitaka Nagamori, Yuichi Yamamoto, Tohru S. Suzuki, and Satoshi Wada

　   566   45 - 49   2013.7

Preparation of Ceramics / Polymer Film Capacitor using Barium Titanate Nanoparticles with High Dielectric Property and Their Dielectric Property Reviewed

Tatsuya Kita, Shuhei Kondo, Shuhei Tsukamoto, Takahiro Takei, Nobuhiro Kumada, Kouichi Nakashima, Ichiro Fujii, Tohru Suzuki, Tetsuro Uchikoshi, Yoshio Sakka, and Satoshi Wada

　   566   54 - 58   2013.7

Preparation of bismuth copper based perovskite-type ceramics and their piezoelectric properties Reviewed

Atsushi Shimamura, Ichiro Fujii, Kouichi Nakashima, Yoshihiro Kuroiwa, and Satoshi Wada

　   566   85 - 88   2013.7

Microstructure control of potassium niobate porous ceramics and their sensor properties Reviewed

Kazuki Maeda, Kenta Yamashita, Ichiro Fujii, Kouichi Nakashima, Tohru S. Suzuki, Yoshihiro Kuroiwa, and Satoshi Wada

　   566   241 - 244   2013.7

Preparation and Characterization of Highly-dispersed and Highly-crystalline Barium Titanate Nanoparticles Reviewed

Tatsuya Kita, Takahiro Takei, Nobuhiro Kumada, Kouichi Nakashima, Ichiro Fujii, Chikako Moriyoshi, Yoshihiro Kuroiwa, Satoshi Wada

　   566   273 - 276   2013.7

Preparation of Barium Titanate-coated Strontium Titanate Accumulation Ceramics by Solvothermal Synthesis and Their Dielectric Property Reviewed

Shogo Iwatsuki, Takayuki Goto, Masatoshi Kera, Kouichi Nakashima, Ichiro Fujii, Satoshi Wada

Key Engineering Materials   566   289 - 292   2013.7

Preparation of Strontium Titanate-coated Barium Titanate Accumulation Ceramics by Solvothermal Synthesis and Their Dielectric Property Reviewed

Shogo Iwatsuki, Takayuki Goto, Masatoshi Kera, Kouichi Nakashima, Ichiro Fujii, Minoru Ryu, Toshimasa Suzuki, Satoshi Wada

Key Engineering Materials   566   293 - 297   2013.7

Preparation of Strontium Titanate Nanocube Particles using Complex Titanium Raw Materials and Their Accumulations Reviewed

Satoshi Wada, Masatoshi Kera, Takayuki Goto, Shogo Iwatsuki, Ichiro Fujii, Kouichi Nakashima

　   566   298 - 301   2013.7

Laser Scanning Microscopy Observation of Domain Switching in NaNbO₃ Epitaxial Film

I. Fujii, A. Kohori, S. Yamazoe, and T. Wada

2013 IEEE International Symposium on the Applications of Ferroelectrics and Workshop on the Piezoresponse Force Microscopy   13 - 16   2013.7

Fabrication of lead-free ferroelectric (Na,K)NbO₃ thin films by Pulsed Laser Deposition

T. Nakao, N. Koyama, I. Fujii, and T. Wada

　   93 - 95   2013.7

Enhancement in the piezoelectric properties of BaTiO₃-Bi(Mg_1/2Ti_1/2)O₃-BiFeO₃ system ceramics by nanodomain Reviewed

Ryuta Mitsui, Ichiro Fujii, Kouichi Nakashima, Nobuhiro Kumada, Yoshihiro, Kuroiwa, and Satoshi Wada

CERAMICS INTERNATIONAL   39   S695 - S699   2013.5( ISSN：0272-8842 )

A new approach for the preparation of SrTiO₃ nanocubes Reviewed

Kouichi Nakashima, Masatoshi Kera, Ichiro Fujii, and Satoshi Wada

CERAMICS INTERNATIONAL   39   3231 - 3234   2013.4( ISSN：0272-8842 )

The Dielectric and Piezoelectric Properties of KNbO₃ / BaTiO₃ Composites With A Wide BaTiO₃ Size Distribution Reviewed

Ichiro Fujii, Kenta Yamashita, Kouichi Nakashima, Nobuhiro Kumada, Eisuke Magome, Chikako Moriyoshi, Yoshihiro Kuroiwa, and Satoshi Wada

　   38   57 - 60   2013.3

ナノドメインエンジニアリングによる高性能非鉛圧電材料の開発

藤井一郎

龍谷理工ジャーナル   25   14 - 20   2013.3

Fabrication of Textured BaTiO₃ Ceramics by Electrophoretic Deposition in A High Magnetic Field using Single-domain Particles Reviewed

Ichiro Fujii, Tatsuya Kita, Kouichi Nakashima, Takahiro Takei, Nobuhiro Kumada, Tohru S. Suzuki, Tetsuro Uchikoshi, Yoshio Sakka, Yasunari Miwa, Shinichiro Kawada, Masahiko Kimura, Yoshihiro Kuroiwa, and Satoshi Wada

　   38   41 - 44   2013.3

Synthesis of BaZrO₃ nanocrystals by wet chemical reaction Reviewed

Kouichi Nakashima, Ichiro Fujii, and Satoshi Wada

　   38   45 - 48   2013.3

Preparation of Bismuth – Based Perovskites with Non-integer A and B Site Valence and Their Properties Reviewed

Ichiro Fujii, Atsushi Shimamura, Kouichi Nakashima, Nobuhiro Kumada, Hiroshi Funakubo, Yoshihiro Kuroiwa, and Satoshi Wada

　   38   49 - 52   2013.3

Hydrothermal Synthesis of BiFeO₃ Fine Particles Reviewed

Miyabi Kobayashi, Nobuhiro Kumada, Akira Miura, Takahiro Takei, Ichiro Fujii, and Satoshi Wada

　   38   53 - 55   2013.3

Crystal Structure of BaTiO₃-KNbO₃ Nanocomposite Ceramics: Relationship between Dielectric Property and Structure of Heteroepitaxial Interface Reviewed

Eisuke Magome, Yoshihiro Kuroiwa, Hironori Yoshimura, Chikako Moriyoshi, Kenta Yamashita, Ichiro Fujii, Kouichi Nakashima, Nobuhiro Kumada, and Satoshi Wada

JAPANESE JOURNAL OF APPLIED PHYSICS   51   09LE05   2012.9( ISSN：0021-4922 )

Domain Wall Motion in A and B Site Donor Doped Pb(Zr_0.52Ti_0.48)O₃ Films Reviewed

Wanlin Zhu, Ichiro Fujii, Wei Ren, and Susan Trolier-McKinstry

JOURNAL OF THE AMERICAN CERAMIC SOCIETY   95   2906 - 2913   2012.9( ISSN：0002-7820 )

Nanostructure control of Barium Titanate – Potassium Niobate Nanocomplex Ceramics and Their Enhanced Ferroelectric Properties Reviewed

Satoshi Wada, Kenta Yamashita, Ichiro Fujii, Kouichi Nakashima, Nobuhiro Kumada, Chikako Moriyoshi, Yoshihiro Kuroiwa, Yoshinori Fujikawa, Daisuke Tanaka, Masahito Furukawa

JAPANESE JOURNAL OF APPLIED PHYSICS   51   09LC05   2012.9( ISSN：0021-4922 )

Microstructure of BaTiO₃-Bi(Mg_1/2Ti_1/2)O₃-BiFeO₃ Piezoelectric Ceramics Reviewed

Hisato Yabuta, Mikio Shimada, Takayuki Watanabe, Jumpei Hayashi, Makoto Kubota, Kaoru Miura, Tetsuro Fukui, Ichiro Fujii, and Satoshi Wada

JAPANESE JOURNAL OF APPLIED PHYSICS   51   09LD04   2012.9( ISSN：0021-4922 )

Low-Temperature Synthesis and Formation Mechanism of BaZrO₃ Cubes by Composite-Hydroxide- Mediated Approach Reviewed

Kouichi Nakashima, Ichiro Fujii, and Satoshi Wada

　   19   97 - 103   2012.3

Structural, dielectric, and piezoelectric properties of BaTiO₃-Bi(Ni_1/2Ti_1/2)O₃ ceramics Reviewed

Ichiro Fujii, Kouichi Nakashima, Nobuhiro Kumada, and Satoshi Wada

JOURNAL OF THE CERAMIC SOCIETY OF JAPAN   120   30 - 34   2012.1( ISSN：1882-0743 )

Enhanced piezoelectric response of BaTiO₃ – KNbO₃ composites Reviewed

Ichiro Fujii, Shigehito Shimizu, Kenta Yamashita, Kouichi Nakashima, Nobuhiro Kumada, Chikako Moriyoshi, Yoshihiro Kuroiwa, Yoshinori Fujikawa, Daisuke Tanaka, Masahito Furukawa, and Satoshi Wada

APPLIED PHYSICS LETTERS   99   202902   2011.11( ISSN：0003-6951 )

Structural, dielectric, and piezoelectric properties of Mn-doped BaTiO₃-Bi(Mg_1/2Ti_1/2)O₃-BiFeO₃ ceramics Reviewed

Ichiro Fujii, Ryuta Mitsui, Kouichi Nakashima, Nobuhiro Kumada, Satoshi Wada, Mikio Shimada, Takayuki Watanabe, Jumpei Hayashi, Hisato Yabuta, Makoto Kubota, and Tetsuro Fukui

JAPANESE JOURNAL OF APPLIED PHYSICS   50   09ND07   2011.9( ISSN：0021-4922 )

Preparation of Barium Titanate – Potassium Niobate Nanostructured Ceramics with Artificial Morphotropic Phase Boundary Structure By Solvothermal Method Reviewed

Satoshi Wada, Shigehito Shimizu, Kenta Yamashita, Ichiro Fujii, Kouichi Nakashima, Nobuhiro Kumada, Yoshihiro Kuroiwa, Yoshinori Fujikawa, Daisuke Tanaka, and Masato Furukawa

JAPANESE JOURNAL OF APPLIED PHYSICS   50   09NC08   2011.9( ISSN：0021-4922 )

Preparation and Characterization of Grain-Oriented Barium Titanate Ceramics using Electrophoresis Deposition Method under a High Magnetic Field Reviewed

Tatsuya Kita, Shuhei Kondo, Takahiro Takei, Nobuhiro Kumada, Kouichi Nakashima, Ichiro Fujii, Satoshi Wada, Tohru S. Suzuki, Tetsuo Uchikoshi, Yoshio Sakka, Yasunari Miwa, Shinichiro Kawada, and Masahiko Kimura

　   485   313 - 316   2011.7

Relaxor characteristics of BaTiO₃-Bi(Mg_1/2Ti1/2)O₃ ceramics Reviewed

Ichiro Fujii, Keisuke Yamato, Mikio Shimada, Jumpei Hayashi, Hisato Yabuta, Makoto Kubota, Kouichi Nakashima, Nobuhiro Kumada, and Satoshi Wada

　   485   31 - 34   2011.7

Preparation and Dielectric Properties of Dense Barium Titanate Nanoparticle Accumulations by Electrophoresis Deposition Method Reviewed

Satoshi Wada, Shuhei Kondo, Tatsuya Kita, Risa Nakata, Ichiro Fujii, Koichi Nakashima, Naoya Miyajima, Thoru S. Suzuki, Tetsuro Uchikoshi, Yoshio Sakka, Takahiro Takei, Nobuhiro Kumada

　   485   35 - 38   2011.7

Preparation of Potassium Niobate – Barium Titanate Ceramics using Well-dispersed Nanoparticles and Their Dielectric Properties Reviewed

Kenta Yamashita, Shigehito Shimizu, Ichiro Fujii, Kouichi Nakashima, Nobuhiro Kumada, Takeo Tsukada, and Satoshi Wada

　   485   39 - 42   2011.7

Piezoelectric Properties of Porous Potassium Niobate System Ceramics Reviewed

Satoshi Wada, Yasuo Mase, Shigehito Shimizu, Kazuki Maeda, Ichiro Fujii, Koichi Nakashima, Petr Pulpan, Naoya Miyajima

　   485   61 - 64   2011.7

Microstructure Control of Barium Titanate Grain-oriented Ceramics and Their Piezoelectric Properties Reviewed

Rintaro Mori, Ichiro Fujii, Hiroshi Hayashi, Yoshitaka Nagamori, Yuichi Yamamoto, and Satoshi Wada

　   485   77 - 80   2011.7

Single Phase Formation and Electric Properties of Bismuth Niobium Based Perovskite-type Oxides Reviewed

Atsushi Shimamura, Ichiro Fujii, Nobuhiro Kumada, Kouichi Nakashima, Masaki Azuma, Yoshihiro Kuroiwa, Shinichiro Kawada, Masahiko Kimura, and Satoshi Wada

　   485   81 - 84   2011.7

Microstructure Control of Barium Titanate – Potassium Niobate Solid Solution System Ceramics by MPB Engineering and Their Piezoelectric Properties Reviewed

Shigehito Shimizu, Nobuhiro Kumada, Kouichi Nakashima, Ichiro Fujii, Daisuke Tanaka, Masahito Furukawa, Yoshihiro Kuroiwa, Tohru Suzuki, Tetsuo Uchikoshi, Yoshio Sakka, and Satoshi Wada

　   485   89 - 92   2011.7

Development of Electric Power Measurement for Energy Harvesting using Unimorph-type Piezoceramics Reviewed

Yoshikazu Shimura, Petr Pulpan, Ichiro Fujii, Kouichi Nakashima, and Satoshi Wada

　   485   173 - 176   2011.7

Preparation of Barium Titanate/Strontium Titanate Multilayered Nanoparticles Reviewed

Takayuki Goto, Kouichi Nakashima, Ichiro Fujii, Yoshihiro Kuroiwa, Yoji Makita, and Satoshi Wada

　   485   305 - 308   2011.7

Preparation of Strontium Titanate Nanocubes using Titanium Alkoxide and Their Accumulations by Capillary Force Reviewed

Shogo Iwatsuki, Masatoshi Kera, Kouichi Nakashima, Ichiro Fujii, Takahiro Takei, Nobuhiro Kumada, and Satoshi Wada

　   485   309 - 312   2011.7

Preparation of BaZrO₃ cubes by composite-hydroxide- mediated approach at low temperature Reviewed

Kouichi Nakashima, Ichiro Fujii, and Satoshi Wada

JOURNAL OF THE CERAMIC SOCIETY OF JAPAN   119   532 - 534   2011.6( ISSN：1882-0743 )

Influence of Mn doping on domain wall motion in Pb(Zr_0.52Ti_0.48)O₃ films Reviewed

Wanlin Zhu, Ichiro Fujii, Wei Ren, and Susan Trolier-McKinstry

JOURNAL OF APPLIED PHYSICS   109   64105   2011.3( ISSN：0021-8979 )

Effect of Grain Size on Dielectric Nonlinearity in Model BaTiO₃-Based Multilayer Ceramic Capacitors Reviewed

Ichiro Fujii, Susan Trolier-McKinstry, and Craig Nies

JOURNAL OF THE AMERICAN CERAMIC SOCIETY   94   58 - 63   2011.1( ISSN：0002-7820 )

Thickness Dependence of Dielectric Nonlinearity of Lead Zirconate Titanate Films Reviewed

Ichiro Fujii, Eunki Hong, and Susan Trolier-McKinstry

IEEE TRANSACTIONS ON ULTRASONICS FERROELECTRICS AND FREQUENCY CONTROL   57   1717 - 1723   2010.8( ISSN：0885-3010 )

Grain Size Effect on the Dielectric Nonlinearity of BaTiO₃ Ceramics Reviewed

Ichiro Fujii, Michael Ugorek, and Susan Trolier-McKinstry

JOURNAL OF APPLIED PHYSICS   107   104116   2010.5( ISSN：0021-8979 )

Effect of Oxygen Partial Pressure During Firing on the High AC Field Response of BaTiO₃ Dielectrics Reviewed

Ichiro Fujii, Michael Ugorek, Yisong Han, and Susan Trolier-McKinstry

JOURNAL OF THE AMERICAN CERAMIC SOCIETY   93   1081 - 1088   2010.4( ISSN：0002-7820 )

Local Measurements of Preisach Density in Polycrystalline Ferroelectric Capacitors Using Piezoresponse Force Spectroscopy Reviewed

O. Ovchinnikov, S Jesse, S. Guo, K. Seal, P. Bintachitt, I. Fujii, S. Trolier-McKinstry, and S. V. Kalinin

Applied Physics Letters   96   112906   2010.3

Spatially Resolved Spectroscopic Mapping of Polarization Reversal in Polycrystalline Ferroelectric Films: Crossing the Resolution Barrier Reviewed

K. Seal, S. Jesse, M. P. Nikiforov, S. V. Kalinin, I. Fujii, P. Bintachitt, and S. Trolier-McKinstry

Physical Review Letters   103   57601   2009.7

Effect of Heating Rates during Sintering on the Electrical Properties of Ultra-Thin Ni-BaTiO₃ Multilayer Ceramic Capacitors Reviewed

Anton V. Polotai, Ichiro Fujii, Dennis P. Shay, Gai-Ying Yang, Elizabeth C. Dickey, and Clive A. Randall

Journal of the American Ceramic Society   91   2540 - 2544   2008.8

Domain wall contributions to the properties of piezoelectric thin films Reviewed

Nazanin Bassiri-Gharb, Ichiro Fujii, Eunki Hong, Susan Trolier-McKinstry, David V. Taylor, and Dragan Damjanovic

Journal of Electroceramics   19   47 - 65   2007.9( ISSN：1345-9678 )

Magnetic properties of L1₀ ordered FePt films prepared on a Fe-Si-B-Nb-Cu soft magnetic underlayer Reviewed

Ichiro Fujii, Toshiyuki Shima, and Koki Takanashi

Materials Transactions   47   47 - 51   2006.1

Solid-state crystal growth of (K_0.5Na_0.5)NbO₃ and (K,Na)NbO₃-based single crystals Invited International conference

Ichiro Fujii, Shintaro Ueno, and Satoshi Wada

Electronic Materials and Applications 2022 (EMA 2022)  2022.1  American ceramic society

BCZT系電気光学透明セラミックスの作製と評価

藤井一郎、上野慎太郎、和田智志

第82回応用物理学会秋季学術講演会  2021.9 

Mn添加＜110＞配向0.85(Bi_0.5Na_0.5)TiO₃-0.15BaTiO₃ セラミックスの作製と圧電特性評価

#H藤井一郎(/)-#HR、河地紘佑、Hyunwook Nam、上野慎太郎、和田智志

第38回強誘電体会議  2021.6 

Fabrication of pseudo-cubic BaTiO₃-Bi(Mg_1/2Ti_1/2)O₃-BiFeO₃ ceramics and origin of ferroelectric and piezoelectric responses Invited International conference

Ichiro Fujii, Shintaro Ueno, Yukio Sato, Yoshihiro Kuroiwa, Satoshi Wada

IEEE ISAF 2021  2021.5 

固相結晶成長法による(K_0.5Na_0.5)NbO₃圧電単結晶の作製

#H藤井一郎(/)-#HR、上野慎太郎、和田智志

日本セラミックス協会第33回秋季シンポジウム  2020.9 

Fabrication of <111>_c-oriented (K_0.5Na_0.5)NbO₃ single crystal by solid-state crystal growth method International conference

#HIchiro Fujii(/)-#HR, Shintaro Ueno, Satoshi Wada

IEEE IFCS-ISAF 2020  2020.7 

Mn添加＜110＞配向0.85(Bi_0.5Na_0.5)TiO₃-0.15BaTiO₃ セラミックスの作製と電気特性評価

#H藤井一郎(/)-#HR, 河地紘佑, 上野慎太郎, 和田智志

第37回強誘電体会議  2020.5 

Fabrication and piezoelectric properties of (K_0.5Na_0.5)NbO₃ single crystals by solid-state crystal growth method International conference

Ichiro Fujii, Shintaro Ueno, Satoshi Wada

Materials Research Meeting 2019  2019.12 

固相結晶成長法による(K0.5Na0.5)NbO3単結晶の作製と圧電特性評価

藤井一郎・上野慎太郎・和田智志

第39回電子材料研究討論会  2019.11 

Effect of atmosphere powder on the growth of (K0.5Na0.5)NbO3 single crystals fabricated by solid-state crystal growth method International conference

Ichiro Fujii, Shintaro Ueno, Satoshi Wada

19th US-Japan Seminar on Dielectric and Piezoelectric Ceramics  2019.11 

Fabrication of dense (K0.5Na0.5)NbO3 single crystals by solid-state crystal growth method International conference

Ichiro Fujii, Shintaro Ueno, Satoshi Wada

PACRIM 13  2019.10 

固相結晶成長法による圧電単結晶の作製

藤井一郎

令和元年度やまなし産学官連携研究交流事業研究発表会  2019.10 

Fabrication of (K0.5Na0.5)NbO3 single crystals by solid-state crystal growth method International conference

Ichiro Fujii, Shintaro Ueno, Satoshi Wada

Joint IEEE ISAF-ICE-EMF-IWPM-PFM Meeting 2019  2019.7 

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

藤井一郎・上野慎太郎・和田智志

第36回強誘電体応用会議  2019.5 

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

2019.3 

Fabrication of ＜110＞-oriented 0.85(Bi0.5Na0.5)TiO3-0.15BaTiO3 ceramics by a reactive templated grain growth method and their electric properties Invited International conference

I. Fujii, R. Itou, K. Kawachi, S. Ueno, and S. Wada

The American Ceramic Society Electronic Materials and Applications 2019  2019.1  American ceramic society

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

藤井一郎・上野慎太郎・和田智志

日本セラミックス協会第38回エレクトロセラミックス研究討論会  2018.11 

Effect of green thickness and application of pressure on a compact during sintering in <110>-oriented 0.85(Bi0.5Na0.5)TiO3-0.15BaTiO3 ceramics International conference

I. Fujii, R. Itou, K. Kawachi, S. Ueno, T. S. Suzuki, and S. Wada

International Workshop on Piezoelectric Materials and Applications in Actuators (IWPMA2018)  2018.9 

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

藤井一郎・上野慎太郎・和田智志

日本セラミックス協会第31回秋季シンポジウム  2018.9 

Fabrication and piezoelectric properties of BaTiO3/BaTiO3-Bi(Mg1/2Ti1/2)O3-BiFeO3 composites Invited International conference

Ichiro Fujii, Shin Ariizumi, Shintaro Ueno, and Satoshi Wada

The 10th Japan-China Symposium on Ferroelectric Materials and Their Applications  2018.9 

Fabrication of <110> Grain-Oriented 0.15BaTiO3-0.85(Bi0.5Na0.5)TiO3 Ceramics by a Reactive Templated Grain Growth Method International conference

Ichiro Fujii, Ryo Itou, Kosuke Kawachi, Shintaro Ueno, Tohru S. Suzuki, Satoshi Wada

2018 IEEE ISAF-FMA-AMF-AMEC-PFM (IFAAP) Joint Conference  2018.5 

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

藤井一郎・上野慎太郎・和田智志

日本セラミックス協会2018年年会  2018.3  仙台

電気光学透明セラミックスの作製 Invited

藤井一郎

日本化学会関東支部山梨地区講演会  2017.12 

Piezoelectric properties and electric-field-induced lattice deformation of Bi(Mg1/2Ti1/2)O3-modified BaTiO3-BiFeO3 ceramics Invited International conference

Ichiro Fujii, Tomoya Aizawa, Shintaro Ueno, Nobuhiro Kumada, Chikako Moriyoshi, Yoshihiro Kuroiwa, and Satoshi Wada

JSPM International Conference on Powder and Powder Metallurgy ~60th Anniversary~  2017.11  Kyoto

BaTiO3/BaTiO3-Bi(Mg1/2Ti1/2)O3-BiFeO3コンポジットセラミックスの作製と圧電特性評価

藤井一郎・有泉真・上野慎太郎・和田智志

日本セラミックス協会第37回エレクトロセラミックス研究討論会  2017.10  川崎

通常焼結法による0.9Pb((Mg,Zn)1/3Nb2/3)O3-0.1PbTiO3系透明セラミックスの作製

藤井一郎・中嶋沙季・和田隆博

第34回強誘電体応用会議  2017.6 

酸化ビスマスを焼結助剤としたニオブ酸リチウムナトリウムカリウム透明セラミックスの作製

藤井一郎・平井建太郎・和田隆博

ニューセラミックス懇話会第225回特別研究会  2016.12 

Recent studies on lead-free piezoelectric ceramics and thin films International conference

Ichiro Fujii

Seminar at Department of Ceramic Engineering, Indian Institute of Technology Varanasi  2016.11 

Fabrication of Potassium-substituted Sodium Niobate Epitaxial Films by Pulsed Laser Deposition and Domain Observation International conference

Ichiro Fujii and Takahiro Wada

International Conference on Technologically Advanced Materials & Asian Meeting on Ferroelectricity 10 (ICTAM-AMF10)  2016.11 

Fabrication of (K,Na)NbO3 Epitaxial Films and Observation of the Domain Structures by Confocal Laser Scanning Microscopy International conference

Ichiro Fujii and Takahiro Wada

IUMRS International Conference in Asia (IUMRS-ICA) 2016  2016.10 

Fabrication of (Li0.05(K0.5Na0.5)0.95)NbO3 based transparent ceramics by a pressureless conventional sintering technique International conference

Ichiro Fujii, Kentaro Hirai, and Takahiro Wada

The 8th Japan-China Symposium on Ferroelectric Materials and Their Applications  2016.9 

Domain Structures of Potassium-Substituted Sodium Niobate Films Observed By Confocal Laser Scanning Microscopy International conference

Ichiro Fujii and Takahiro Wada

2016 Joint IEEE ISAF/ECAPD/PFM  2016.8 

K置換NaNbO3エピタキシャル薄膜のドメイン構造

藤井一郎・和田隆博

第33回強誘電体応用会議  2016.5 

Fabrication of (K,Na)NbO3 epitaxial films and the domain structures International conference

Ichiro Fujii and Takahiro Wada

International Symposium of Piezoelectric Materials Toward Energy Harvesting  2016.2 

NaサイトへのK固溶によるNaNbO3薄膜のドメイン構造の変化

藤井一郎・和田隆博

第54回セラミックス基礎科学討論会  2016.1 

0.9Pb((Mg,Zn)1/3Nb2/3)O3-0.1PbTiO3透明セラミックスの作製

藤井一郎・中嶋沙季・和田隆博

ニューセラミックス懇話会第220回特別研究会  2015.12 

Ferroelectric and Piezoelectric Properties of (Bi1/2Na1/2)TiO3-BiFeO3 ceramics International conference

Ichiro Fujii, Yutaka Ito, Teppei Suzuki, and Takahiro Wada

17th US-Japan Seminar on Dielectric and Piezoelectric Ceramics  2015.11 

龍谷大学における強誘電体材料の開発

藤井一郎・田方沙織・伊藤豊・小野博之・和田隆博

第50回東海若手セラミスト懇話会 2015年夏期セミナー  2015.6 

Optical and electric properties of transparent PMN-PT based ceramics prepared by conventional sintering International conference

I. Fujii, R. Yoshida, H. Ono, and T. Wada

2015 Joint ISAF-ISIF-PFM conference  2015.5 

パルスレーザー蒸着法による(K,Na)NbO3薄膜の作製

藤井一郎・田方沙織・中尾朋裕・小山夏輝・今井崇人・足立秀明・和田隆博

第32回強誘電体応用会議  2015.5 

(Bi1/2Na1/2)TiO3-BiFeO3系固溶体セラミックスの圧電特性

藤井一郎・伊藤豊・鈴木哲平・和田隆博

日本セラミックス協会2015年年会  2015.3 

Dielectric Nonlinearity of Ferroelectrics / PMN-PT系透明セラミックスの作製

藤井一郎

セラ協若手講演会  2015.3 

La添加0.67Pb(Mg1/3Nb2/3)O3-0.33PbTiO3透明セラミックスの作製と評価

藤井一郎・小野博之・和田隆博

第53回セラミックス基礎科学討論会  2015.1 

La添加0.67Pb(Mg1/3Nb2/3)O3-0.33PbTiO3系透明セラミックスの作製

藤井一郎・小野博之・和田隆博

ニューセラミックス懇話会第215回特別研究会  2014.12 

Preparation of transparent PMN-PT based ceramics by conventional sintering International conference

Ichiro Fujii, Ryoichi Yoshida, Hiroyuki Ono, Takahiro Wada

The 6th China-Japan Symposium on Ferroelectric Materials and Their Applications  2014.11 

(Bi1/2Na1/2)TiO3-BiFeO3系非鉛圧電セラミックスの作製

藤井一郎・鈴木哲平・伊藤豊・和田隆博・森吉千佳子・黒岩芳弘・和田智志

日本セラミックス協会第27回秋季シンポジウム  2014.9 

Domain Observation of (Li,Na)NbO3 and (K,Na)NbO3 Films by Laser Scanning Microscopy International conference

Ichiro Fujii, Tomohiro Nakao, Seiji Yamazoe, and Takahiro Wada

IUMRS-ICS2014  2014.8 

Fabrication of Lead-free (Bi1/2Na1/2)TiO3-BiFeO3 Piezoelectric Ceramics International conference

Ichiro Fujii, Teppei Suzuki, Yutaka Ito, Chikako Moriyoshi, Yoshihiro Kuroiwa, Satoshi Wada, Takahiro Wada

The 10th Japan-Korea Conference on Ferroelectrics  2014.8 

Fabrication and Characterization of (Ag,K)NbO3 Films Prepared by Pulsed Laser Deposition International conference

Ichiro Fujii, Yu Yamamoto, and Takahiro Wada

IUMRS-ICS2014  2014.8 

パルスレーザー蒸着法による(Li,K,Na)NbO3薄膜の作製

藤井一郎・山内紬加・今井崇人・足立秀明・和田隆博

第31回強誘電体応用会議  2014.5 

Laser Scanning Microscopy Observation of Domains in (Li,Na)NbO3 and (K,Na)NbO3 Films International conference

I. Fujii, T. Nakao, A. Kohori, S. Yamazoe, and T. Wada

2014 joint IEEE ISAF/IWATMD/PFM  2014.5 

共焦点レーザー顕微鏡と圧電応答顕微鏡を用いた(Li,Na)NbO3薄膜のドメイン観察

藤井一郎・小堀晃弘・和田隆博・山添誠司・北中祐樹・小口岳志・野口祐二・宮山勝

日本セラミックス協会2014年年会  2014.3 

Pb(Mg1/3Nb2/3)O3-PbTiO3系透明セラミックスの作製と光学特性

藤井一郎・吉田亮一・山添誠司・和田隆博

ニューセラミックス懇話会第210回特別研究会  2013.12 

共焦点レーザ顕微鏡を用いたNaNbO3薄膜のドメイン反転の観察

藤井一郎・小堀晃弘・山添誠司・和田隆博

日本セラミックス協会第26回秋季シンポジウム  2013.9 

Laser Beam Scanning Microscopy Observation of Domain Switching in NaNbO3 Epitaxial Film International conference

I. Fujii, A. Kohori, S. Yamazoe, and T. Wada

2013 joint IEEE-UFFC EFTF and PFM symposium  2013.7 

La添加Pb(Mg1/3Nb2/3)O3-PbTiO3透明セラミックスの作製

藤井一郎・吉田亮一・山添誠司・和田隆博

第30回強誘電体応用会議  2013.5 

龍谷大学における非鉛圧電材料の研究開発

藤井一郎・小堀晃弘・中尾朋裕・山本優・小山夏輝・和田隆博

ニューセラミックス懇話会第205回特別研究会  2012.12 

新規ビスマス-ニオブ系ペロブスカイト型セラミックスの開発とその電気特性

藤井一郎・島村篤・中島光一・熊田伸弘・舟窪浩・黒岩芳弘・和田智志

第32回エレクトロセラミックス研究討論会  2012.10 

広い粒径分布をもつチタン酸バリウム粒子を用いたニオブ酸カリウム/チタン酸バリウムナノ構造セラミックスの作製とその誘電・圧電特性

藤井一郎・山下健太・中島光一・藤川佳則・田中大介・古川正仁・黒岩芳弘・和田智志

第32回エレクトロセラミックス研究討論会  2012.10 

Preparation of Bismuth – Based Perovskites with Non-integer A and B Site Valence and Their Properties International conference

I. Fujii, A. Shimamura, K. Nakashima, N. Kumada, H. Funakubo, Y. Kuroiwa, and S. Wada

International Union of Materials Research Societies – International Conference on Electronic Materials 2012  2012.9 

BaTiO3-Bi(Mg1/2Ti1/2)O3-BiFeO3セラミックスの圧電特性に対する焼結雰囲気と熱処理の影響

藤井一郎・三井龍太・中島光一・熊田伸弘・和田智志・北中祐樹・野口祐二・宮山勝

日本セラミックス協会第25回秋季シンポジウム  2012.9 

Preparation of Potassium Niobate / Barium Titanate Nano-structured Ceramics with A Wide Barium Titanate Size Distribution and Their Dielectric Properties International conference

I. Fujii, K. Yamashita, K. Nakashima, N. Kumada, Y. Kuroiwa, and S. Wada

International Union of Materials Research Societies – International Conference on Electronic Materials 2012  2012.9 

ナノドメインエンジニアリングによる高性能BaTiO3–Bi(Mg1/2Ti1/2)O3-BiFeO3系圧電セラミックスの開発

藤井一郎・三井龍太・中島光一・熊田伸弘・森吉千佳子・黒岩芳弘・薮田久人・渡邉隆之・島田幹夫・三浦薫・和田智志

第29回強誘電体応用会議  2012.5 

ドナー及びアクセプターを添加したBaTiO3–Bi(Mg1/2Ti1/2)O3-BiFeO3セラミックスの圧電特性

藤井一郎・三井龍太・中島光一・熊田伸弘・和田智志・渡邉隆之・薮田久人・島田幹夫・林潤平・久保田純・福井哲朗

日本セラミックス協会2012年年会  2012.3 

Enhanced Piezoelectric Properties of Barium Titanate – Potassium Niobate Composite by Artificial Morphotropic Phase Boundary Structure International conference

Ichiro Fujii, Shigehito Shimizu, Kenta Yamashita, Kouichi Nakashima, Nobuhiro Kumada, Chikako Moriyoshi, Yoshihiro Kuroiwa, Yoshinori Fujikawa, Daisuke Tanaka, Masahito Furukawa, and Satoshi Wada

The 15th US-Japan Seminar on Dielectric and Piezoelectric Ceramics  2011.11 

水熱処理によるチタン酸バリウム配向セラミックスの微構造制御と圧電特性の向上

藤井一郎・森林太郎・中島光一・林寛・長森喜孝・山本裕一・鈴木達・和田智志

第31回エレクトロセラミックス研究討論会  2011.10 

BaTiO3-Bi(Mg1/2Ti1/2)O3-BiFeO3系セラミックスの圧電特性に対する添加元素の影響

藤井一郎・三井龍太・中島光一・熊田伸弘・和田智志

日本セラミックス協会第24回秋季シンポジウム  2011.9 

Structural, Dielectric, and Piezoelectric Properties of BaTiO3-Bi(Mg1/2Ti1/2)O3-BiFeO3 Ceramics International conference

I. Fujii, R. Mitsui, K. Yamato, K. Nakashima, N. Kumada, and S. Wada

The 20th IEEE International Symposium on Applications of Ferroelectrics  2011.7 

BaTiO3-Bi(Mg1/2Ti1/2)O3-BiFeO3系セラミックスの誘電・圧電特性

藤井一郎・三井龍太・中島光一・熊田伸弘・和田智志・黒岩芳弘・島田幹夫・渡邊隆之・林潤平・薮田久人・久保田純・福井哲朗

第28回強誘電体応用会議  2011.5 

Mn添加BaTiO3-BiFeO3-Bi基ペロブスカイト系セラミックスの誘電・圧電特性

藤井一郎・三井龍太・中島光一・熊田伸弘・和田智志

2011年日本セラミックス協会年会  2011.3 

Structural, Dielectric, and Piezoelectric Properties of BaTiO3-Bi(Mg1/2Ti1/2)O3 Ceramics International conference

I. Fujii, R. Mitsui, K. Yamato, K. Nakashima, N. Kumada, and S. Wada

3rd International Congress on Ceramics  2010.11 

BaTiO3-Bi(Mg1/2Ti1/2)O3系セラミックスのリラクサー特性

藤井一郎・大和慶祐・三井龍太・中島光一・熊田伸弘・和田智志

第30回エレクトロセラミックス討論会  2010.10 

Modeling Nonlinearity in Ferroelectrics International conference

Ichiro Fujii, Eunki Hong, Susan Trolier-McKinstry, Craig Nies, and Michael Muir

Materials Research Society Fall 2008 Meeting  2008.12 

Dielectric Nonlinearity of Barium Titanate-Based Ceramic Capacitors International conference

Ichiro Fujii, and Susan Trolier-McKinstry, Craig Nies, Michael Muir, Youichi Mizuno, Hirokazu Chazono

Materials Research Society Fall 2007 Meeting  2007.11 

Rayleigh Analysis of Ferroelectrics International conference

Ichiro Fujii, Eunki Hong, Susan Trolier-McKinstry, Craig Nies, and Michael Muir

Materials Research Society Fall 2006  2006.11 

Rayleigh Analysis of X7R Dielectrics with Varying Grain Size International conference

Ichiro Fujii, Susan Trolier-McKinstry, Craig Nies, Michael Muir

The 15th IEEE International Symposium on the Applications of Ferroelectrics 2006  2006.7 

15th IEEE International Symposium on the Applications of Ferroelectrics 2006 Best Poster Award

2006.7   15th IEEE International Symposium on the Applications of Ferroelectrics 2006   Rayleigh Analysis of X7R Dielectrics with Varying Grain Size

#HIchiro Fujii(/)-#HR, Susan Trolier-McKinstry, Craig Nies, Michael Muir

日本セラミックス協会   PACRIM 13 シンポジウム７ オーガナイザー  

2018.9 - 2019.10   

日本セラミックス協会   第31回秋季シンポジウム「誘電材料の新展開」セッションオーガナイザー  

2017.9 - 2018.9   

日本セラミックス協会   第30回秋季シンポジウム「誘電材料の新展開」セッションオーガナイザー  

2016.9 - 2017.9   

電気学会   圧電MEMSデバイス調査専門委員会　委員  

2016.4 - 2019.3   

第27回太陽光発電国際会議（PVSEC-27）組織委員会   運営委員会　幹事  

2016.3 - 2017.3   

日本セラミックス協会   第29回秋季シンポジウム「誘電材料の新展開」セッションオーガナイザー  

2015.9 - 2016.9   

日本セラミックス協会   第28回秋季シンポジウム「誘電材料の新展開」セッションオーガナイザー  

2014.9 - 2015.9   

日本セラミックス協会   第53回セラミックス基礎科学討論会　現地実行委員（事務局）  

2014.3 - 2015.1