Electric-field-temperature phase diagram of Mn-doped Bi0. 5 (Na0. 9K0. 1) 0.5 TiO3 ceramics Y Ehara, N Novak, S Yasui, M Itoh, KG Webber
Applied Physics Letters 107 (26), 2015
64 2015 Configuration and local elastic interaction of ferroelectric domains and misfit dislocation in PbTiO3/SrTiO3 epitaxial thin films T Kiguchi, K Aoyagi, Y Ehara, H Funakubo, T Yamada, N Usami, ...
Science and Technology of Advanced Materials, 2011
50 2011 Phase transformation induced by electric field and mechanical stress in Mn-doped (Bi1/2Na1/2) TiO3-(Bi1/2K1/2) TiO3 ceramics Y Ehara, N Novak, A Ayrikyan, PT Geiger, KG Webber
Journal of applied physics 120 (17), 2016
45 2016 Relaxor-ferroelectric crossover in : Origin of the spontaneous phase transition and the effect of an applied external field M Hagiwara, Y Ehara, N Novak, NH Khansur, A Ayrikyan, KG Webber, ...
Physical Review B 96 (1), 014103, 2017
41 2017 Dynamic piezoresponse force microscopy: Spatially resolved probing of polarization dynamics in time and voltage domains A Kumar, Y Ehara, A Wada, H Funakubo, F Griggio, S Trolier-McKinstry, ...
Journal of Applied Physics 112 (5), 2012
36 2012 Direct observation of intrinsic piezoelectricity of Pb (Zr, Ti) O3 by time-resolved x-ray diffraction measurement using single-crystalline films T Fujisawa, Y Ehara, S Yasui, T Kamo, T Yamada, O Sakata, H Funakubo
Applied Physics Letters 105 (1), 2014
31 2014 Experimental evidence for orientation property of Pb (Zr0. 35Ti0. 65) O3 by manipulating polar axis angle using CaF2 substrate S Utsugi, T Fujisawa, Y Ehara, T Yamada, M Matsushima, H Morioka, ...
Applied Physics Letters 96 (10), 2010
31 2010 Dependence of e31, f on polar axis texture for tetragonal Pb (Zrx, Ti1− x) O3 thin films CB Yeager, Y Ehara, N Oshima, H Funakubo, S Trolier-McKinstry
Journal of Applied Physics 116 (10), 2014
29 2014 In-situ observation of ultrafast 90° domain switching under application of an electric field in (100)/(001)-oriented tetragonal epitaxial Pb(Zr0.4 Ti0.6 )O3 thin filmsY Ehara, S Yasui, T Oikawa, T Shiraishi, T Shimizu, H Tanaka, N Kanenko, ...
Scientific reports 7 (1), 9641, 2017
28 2017 Ultrafast switching of ferroelastic nanodomains in bilayered ferroelectric thin films Y Ehara, S Yasui, J Nagata, D Kan, V Anbusathaiah, T Yamada, O Sakata, ...
Applied Physics Letters 99 (18), 2011
28 2011 Nanoscale origins of nonlinear behavior in ferroic thin films RK Vasudevan, MB Okatan, C Duan, Y Ehara, H Funakubo, A Kumar, ...
Advanced Functional Materials 23 (1), 81-90, 2013
27 2013 Electric field–temperature phase diagram of sodium bismuth titanate-based relaxor ferroelectrics F Weyland, M Acosta, M Vögler, Y Ehara, J Rödel, N Novak
Journal of materials science 53 (13), 9393-9400, 2018
26 2018 Spontaneous polarization estimation from the soft mode in strain-free epitaxial polar axis-oriented Pb (Zr, Ti) O3 thick films with tetragonal symmetry Y Ehara, S Utsugi, M Nakajima, T Yamada, T Iijima, H Taniguchi, M Itoh, ...
Applied physics letters 98 (14), 2011
26 2011 Impact of pulse poling on static and dynamic ferroelastic-domain contributions in tetragonal Pb (Ti, Zr) O3 films determined by in-situ x–ray diffraction analysis M Nakajima, A Wada, T Yamada, Y Ehara, T Kobayashi, H Funakubo
Journal of Applied Physics 116 (19), 2014
23 2014 In situ Raman spectroscopy for characterization of the domain contributions to electrical and piezoelectric responses in Pb (Zr, Ti) O3 films M Nakajima, H Nakaki, Y Ehara, T Yamada, K Nishida, T Yamamoto, ...
Applied Physics Letters 97 (18), 2010
23 2010 Epitaxial PbZrx Ti1−x O3 Ferroelectric Bilayers with Giant Electromechanical Properties HH Huang, Q Zhang, E Huang, R Maran, O Sakata, Y Ehara, T Shiraishi, ...
Advanced Materials Interfaces 2 (8), 1500075, 2015
21 2015 Orientation control of (001) and (101) in epitaxial tetragonal Pb (Zr, Ti) O3 films with (100)/(001) and (110)/(101) mixture orientations S Utsugi, T Fujisawa, Y Ehara, T Yamada, S Yasui, MT Chentir, H Morioka, ...
Journal of the Ceramic Society of Japan 118 (1380), 627-630, 2010
21 2010 Diffraction contrast analysis of 90° and 180° ferroelectric domain structures of PbTiO3 thin films K Aoyagi, T Kiguchi, Y Ehara, T Yamada, H Funakubo, TJ Konno
Science and technology of advanced materials 12 (3), 034403, 2011
19 2011 Film thickness dependence of ferroelectric properties of (111)-oriented epitaxial Bi (Mg1/2Ti1/2) O3 films T Oikawa, S Yasui, T Watanabe, H Yabuta, Y Ehara, T Fukui, H Funakubo
Japanese journal of applied physics 51 (9S1), 09LA04, 2012
18 2012 Complex domain structure in relaxed PbTiO3 thick films grown on (100) cSrRuO3//(100) SrTiO3 substrates S Yasui, Y Ehara, S Utsugi, M Nakajima, H Funakubo, A Gruverman
Journal of Applied Physics 112 (5), 2012
16 2012