ORIGINAL PAPERS

90.
S. Tsukada, A. Kanagawa, and K. Ohwada,
"Temperature-Gradient Investigation of Phase Transitions in Ferroelectrics Using Cooling and Heating Stage"
Japanese Journal of Applied Physics, Vol. 62, 106501, 2023

89.
N. Oshime, K. Ohwada, A. Machida, N. Fukushima, K. Shirakawa, S. Ueno, I. Fujii, S. Wada, K. Sugawara, A. Shimada, T. Ueno, T. Watanuki, K. Ishii, H. Toyokawa, K. Momma, S. Kim, S. Tsukada, and Y. Kuroiwa
"Lattice strain visualization inside a 400 nm single grain of BaTiO3 in polycrystalline ceramics by Bragg coherent X-ray diffraction imaging"
Japanese Journal of Applied Physics, Vol. 62, SM1022, 2023

88.
S. Tsukada, Y. Fujii, A. Kanagawa, Y. Akishige, and K. Ohwada,
"Polarization behavior in a compositionally graded relaxor–ferroelectric crystal visualized by angle-resolved polarized Raman mapping"
Communications Physics, Vol. 6, 107, 2023

87.
H. Miyazaki, Y. Yamashita, T. Tsuji, W. Yeh, and S. Tsukada
"Improvement of dielectric and ferroelectric properties by laser sintering of pulsed EPD BaTiO3 films"
Ceramics International,Vol. 49, pp. 12745-12749, 2023

86.
N. Oshime, K. Ohwada, A. Machida, N. Fukushima, S. Ueno, I. Fujii, S. Wada, K. Sugawara, A. Shimada, T. Ueno, T. Watanuki, K. Ishii, H. Toyokawa, K. Momma, S. Kim, S. Tsukada, and Y. Kuroiwa
"The ferroelectric phase transition in a 500 nm sized single particle of BaTiO3 tracked by coherent X-ray diffraction"
Japanese Journal of Applied Physics, Vol. 61, pp. SN1008, 2022

85.
S. Kojima, S. Tsukada, and Y. Noguchi
"Order-disorder nature and elastic anomaly of successive phase transition of (K0.5Na0.5)NbO3 proved by broadband Brillouin scattering"
Ferroelectrics, Vol. 586, pp. 2-9, 2022

84.
H. Miyazaki,Y. Yamashita, K.Yamada, T. Kubota, K. Omata, and S.Tsukada
"Lowering BaTi2O5 Curie temperature by Sr facile hydrothermal ion-exchange while retaining the original particle morphology"
Materials Chemistry and Physics, Vol. 272, pp. 125037, 2021

83.
A. Kanagawa, Y. Fujii, K. Ohwada, Y. Akishige, and S. Tsukada
"Morphotropic phase boundaries of (1-x)Pb(Zn1/3Nb2/3)O3-xPbTiO3 probed by Raman spectroscopy at high temperature"
Japanese Journal of Applied Physics, Vol.60, pp. SFFA04, 2021

82.
H. Miyazaki, K. Yamada, Y. Kitano, Y. Makinose, T. Kubota, K. Omata, and S. Tsukada
"Synthesis of Sr substituted BaTiO3 nanoparticles by hydrothermal treatments with maintaining the source material form and particle size"
Journal of the Ceramic Society of Japan, Vol. 129, pp. 143, 2021

81.
K. Kitahara, S. Tsukada, A. Kanagawa, and A. Hara
"Raman scattering spectroscopy for solid-phase and metal-induced crystallization of extremely thin germanium films on glass"
Japanese Journal of Applied Physics, Vol. 60, pp. 035505, 2021

80.
S. Tsukada, K. Ohwada, S. Kojima, and Y. Akishige
"Local Linear Coupling between Polarization and Strain in KF-substituted Barium Titanate Crystals Probed by Brillouin Scattering and Dielectric Properties"
Journal of the Physical Society of Japan, Vol. 89, pp. 124702, 2020

79.
K. Yamada, H. Miyazaki, and S. Tsukada
"Synthesis of ferroelectric BaTi2O5 nanoparticles via modifying peroxopolytitanic acid solution"
Ceramics International, Vol. 46, pp. 23232-23235, 2020

78.
S. Tsukada and Y. Fujii
"Multivariate curve resolution for angle-resolved polarized Raman spectroscopy of ferroelectric crystals"
Japanese Journal of Applied Physics, Vol. 59, pp. SKKA03, 2020

77.
S. Kojima, Y. Hidaka, S. Tsukada, Y. Bing, Z.-G. Ye
"Brillouin Scattering Studies of Ordered Pb(Sc1/2Nb1/2)O3 Crystal with Vacancies"
Ferroelectrics, Vol. 556, pp. 44-50, 2020

76.
F.H. Naqvi, J.W. Lee, J.-H. Ko, W. Chen, A.A. Bokov, Z.-G. Ye, S. Tsukada, and S. Kojima
"T* of Relaxor Ferroelectric (1-x)Pb(Zn1/3Nb2/3)O3-xPbTiO3 Single Crystals Revisited Using Brillouin Spectroscopy"
Physica Status Solidi A, pp. 1900987, 2020

75.
M.M. Rahaman, S. Tsukada, S. Svirskas, J. Banys, and S. Kojima
"Vibrational Dynamics of Ferroelectric K(Ta1-xNbx)O3"
Ferroelectrics, Vol. 538, pp. 96-104, 2019

74.
B. Aryal, D. Morikawa, K. Tsuda, S. Tsukada, Y. Akishige, and M. Terauchi
"Electron diffraction study of crystal structures of (Sr1-xBax)2Nb2O7"
Physical Review Materials, Vol. 3, pp. 044405, 2019

73.
K. Ohwada, S. Tsukada, T. Fukuda, S. Tsutsui, A.Q.R. Baron, J. Mizuki, H. Ohwa, N. Yasuda, and H. Terauchi
"Effect of B-site randomness on antiferroelectric/relaxor nature of ground state: diffuse and inelastic X-ray scattering study of Pb(In1/2Nb1/2)O3"
Physical Review B, Vol. 98, pp. 054106, 2018

72.
K. Ohwada, S. Tsukada, M. Matsuura, S. Tsutsui, A. Q. R. Baron, J. Mizuki, and K. Namikawa
"Phonon dynamics associated with the polarization rotation near the morphotropic phase boundary studied by diffuse and inelastic X-ray scattering using a Ti-composition-gradient Pb[(Mg1/3Nb2/3)1-xTix]O3 single crystal"
Ferroelectrics, Vol. 532, pp. 100-110, 2018

71.
Md Al Helal, S. Tsukada, S. Svirskas, J. Banys, and S. Kojima
"Angle resolved polarized Raman scattering on relaxor ferroelectrics with intermediate random fields"
Jpanese Journal of Applied Physics, Vol. 57, pp. 11UB08, 2018

70.
S. Tsukada, Y. Fujii, Y. Yoneda, H. Moriwake, A. Konishi, and Y. Akishige
"Raman scattering study of the ferroelectric phase transition in BaTi2O5"
Physical Review B, Vol. 97, pp. 024116, 2018

69.
M. M. Rahaman, T. Imai, T. Sakamoto, M.A. Helal, S. Tsukada, and S. Kojima,
"Ferroelectric phase transition of Li-doped KTa1-xNbxO3 single crystals with weak random fields: Inelastic light scattering study"
Journal of Alloys and Compounds, Vol. 735, pp. 1063-1070, 2018

68.
S. Tsukada, K. Ohwada, H. Ohwa, S. Mori, S. Kojima, N. Yasuda, H. Terauchi, and Y. Akishige,
"Relation between Fractal Inhomogeneity and In/Nb-Arrangement in Pb(In1/2Nb1/2)O3"
Scientific Reports, Vol. 7, pp. 17508, 2017

67.
S. Kojima, S. Tsukada, and Y. Akishige,
"Inelastic light scattering of ferroelectric Sr2(Nb1-xTax)2O7 crystals at high temperatures"
Ferroelectrics, Vol. 512, pp. 20-28, 2017

66.
F. Shikanai, S. Tsukada, and Y. Akishige,
"Single crystal growth of β-Tb2(MoO4)3 and its evaluation"　Ferroelectrics, Vol. 511, pp. 82-87, 2017

65.
M.A. Helal, M. Aftabuzzaman, S. Tsukada, and S. Kojima,
"Role of polar nanoregions with weak random fields in Pb-based perovskite ferroelectrics"
Scientific Reports, Vol. 7, pp. 44448 (11 pages), 2017

64.
M. M. Rahaman, T. Imai, T. Sakamoto, S. Tsukada, and S. Kojima,
"The role of polar-nanoregions in KTa1-xNbxO3 single crystals studied by Raman scattering"
Ferroelectrics, Vol. 503, pp. 85-93, 2016

63.
M. M. Rahaman, T. Imai, T. Sakamoto, S. Tsukada, and S. Kojima,
"Fano resonance of Li-doped KTa1-xNbxO3 single crystals studied by Raman scattering"
Scientific Reports, Vol. 6, pp. 23898(10 pages), 2016

62.
M.S. Islam, S. Tsukada, and S. Kojima,
"Anomalous thermal hysteresis of two first order phase transitions in relaxor ferroelectric 0.945Pb(Zn1/3Nb2/3)O3-0.055PbTiO3 crystals studied by Brillouin scattering"
Journal of Applied Physics, Vol. 119, pp. 094106 (5 pages), 2016

61.
D. Shimizu, S. Tsukada, M. Matsuura, J. Sakamoto, S. Kojima, K. Namikawa, J. Mizuki, and K. Ohwada,
"Negative correlation between electrical response and domain size in Ti-composition-gradient Pb[(Mg1/3Nb2/3)1−xTix]O3 crystal near the morphotropic phase boundary"
Physical Review B, Vol. 92, pp. 174121 (5 pages), 2015

60.
Y. Akishige, M. Kamata, and S. Tsukada,
"Dielectric Properties and Phase Diagram of (Sr1-xBax)2Nb2O7 Single Crystals"
Ferroelectrics, Vol. 485, pp. 73-79, 2015

59.
S.H. Shin, J.-H. Ko, S. Tsukada, Y. Akishige, K. Roleder, and D. Rytz,
"Influence of KF substitution on the ferroelectric phase transition of lead titanate single crystals studied by Brillouin light scattering"
Journal of Advanced Dielectrics, Vol. 5, pp. 155011(6pages), 2015

58.
W. Liu, S. Tsukada, S. Li, and Y. Akishige,
"Effect of spark plasma sintering temperature on the phase equilibria and dielectric properties of BaTi2O5 ceramics,
Journal of Materials Science, Vol. 49, pp. 7908-7914, 2014

57.
W. Liu, S. Tsukada, and Y. Akishige,
"Preparation and ferroelectric properties of MnO2 doped BaTi2O5 ceramics by spark plasma sintering from the solid-state-calcined powder"
Journal of Materials Science: Materials in Electronics, Vol. 25, pp. 1280-1283, 2014

56.
S. Tsukada, T. Moriyama, and Y. Akishige,
"Influence of KF-substitution on electric field-temperature phase diagram in BaTiO3"
Japanese Journal of Applied Physics, Vol. 53, pp. 09PD04 (4 pages), 2014

55.
M. M. Rahaman, T. Imai, J. Miyazu, J. Kobayashi, S. Tsukada, M. A. Helal, and S. Kojima,
"Relaxor-like dynamics of ferroelectric K(Ta1-xNbx)O3 crystals probed by inelastic light scattering"
Journal of Applied Physics, Vol. 116, pp. 074110 (6pages), 2014

54.
Y. Akishige, S. Tsukada, and I. Takahashi,
"Relaxor Behavior on Phase Transition of (Sr0.68Ba0.32)2Nb2O7 Single Crystals"
Journal of the Physical Society of Japan, Vol. 83, pp. 073601 (5pages), 2014

53.
W. Liu, S. Tsukada, and Y. Akishige,
"Effect of fabrication routes on the properties of Mn-doped BaTi2O5 ceramics"
Japanese Journal of Applied Physics, Vol. 53, pp. 05FE03 (5pages), 2014

52.
S. Tsukada, Y. Akishige, T.-H. Kim, and S. Kojima,
"Crossover from diffuse to sharp phase transition by electric field in 0.955Pb(Zn1/3Nb2/3)O3-0.045PbTiO3"
IOP Conference Series: Materials Science and Engineering, Vol. 54, pp. 012005 (6 pages), 2014

51.
A. Nose, H. Miyazaki, Y. Akishige, S. Tsukada, H. Suzuki, N. Adachi, and T. Ota
"Correlation between a dielectric anomaly and a phase transition of sintered phosphorus doped WO3 ceramics"
Journal of the Ceramic Society of Japan, Vol. 122, pp. 25-28, 2014

50.
別木政彦, 塚田真也, 秋重幸邦
"小・中理科において共通利用可能な電熱線教材の開発"
応用物理教育 Vol. 37, pp. 67-72, 2013

49.
S. Tsukada, T.-H. Kim, and S. Kojima,
"Large acoustic thermal hysteresis in relaxor ferroelectric Pb(Zn1/3Nb2/3)O3-PbTiO3 "
APL Materials, Vol. 1, pp. 032114 (7 pages), 2013

48.
S. Tsukada, Y. Hidaka, S. Kojima, A. A. Bokov, and Z.-G. Ye,
"Development of nanoscale polarization fluctuations in relaxor-based (1-x)Pb(Zn1/3Nb2/3)O3-xPbTiO3ferroelectrics studied by Brillouin scattering"
Physical Review B, Vol. 87, pp. 014101 (8 pages), 2013

47.
別木政彦, 塚田真也, 秋重幸邦,
"発電・蓄電・エネルギー変換教材「電気自動車」の開発"
応用物理教育 Vol. 36, pp. 27-32, 2012

46.
Md. S. Isram, S. Tsukada, W. Chen, Z.-G. Ye, and S. Kojima,
"Role of dynamic polar nanoregions in heterovalent perovskite relaxor: Inelastic light scattering study of ferroelectric Ti rich Pb(Zn1/3Nb2/3)O3-PbTiO3"
Journal of Applied Physics, Vol. 112, pp. 114106 (5pages) 2012

45.
S. Tsukada and Y. Akishige, "Thickness Dependence of Extrinsic Dielectric Response in Reduced Ni-doped KTaO3"
Japanese Journal of Applied Physics, Vol. 51, pp. 09LC01 (4 pages), 2012

44.
J.-H. Ko, T. H. Kim, S. Tsukada, S. Kojima, and T.-Y. Koo,
"Comparison of acoustic properties between ferroelectric BaTiO3 and PbTiO3 single crystals"
Ferroelectrics, Vol. 420, pp.66-70, 2011

43.
R. Ohta, Y. Onda, S. Kojima, and S. Tsukada,
"Inelastic Light Scattering of Divalent Ions (Ca2+, Sr2+, and Ba2+) Substituted (Na0.5Bi0.5)TiO3 Single Crystals"
Journal of the Korean Physical Sciety, Vol. 59, pp.2471-2474, 2011

42.
Y. Akishige, K. Honda, and S. Tsukada,
"Synthesis and Dielectric Properties of Mn-doped BaTi2O5 Ceramics"
Japanese Journal of Applied Physics, Vol. 50, pp. 09NC10 (4pages) 2011

41.
S. Tsukada, T. Hayashi, T. Ohba, and Y. Akishige,
"Dielectric Effect Induced by Barrier Layers in Ni-doped KTaO3"
Applied Physics Letters, Vol. 99, pp. 082902 (3 pages), 2011

40.
F. Shikanai, K. Tomiyasu, N. Aso, S. Itoh, S. Ikeda, T. Kamiyama, S. Tsukada, J. Kano, and S. Kojima,
"Dynamical Properties of Protonic Conductor K3H(SeO4)2"
Ferroelectrics, Vol. 416, pp.101-107, 2011

39.
S. Tsukada, Y. Hiraki, A. Hada, and Y. Akishige, "Ar-Annealing Effects on TC in KF-Substituted Barium Titanate"
Ferroelectrics, Vol. 414, pp. 201-205, 2011

38.
S. Kojima, S. Tsukada, Y. Hidaka, A. A. Bokov, and Z.-G. Ye,
"Broadband gigahertz Dynamics of Relaxor Ferroelectric Pb(Sc1/2Nb1/2)O3-PbTiO3 single crystal probed by Brillouin scattering"
Journal of Applied Physics, Vol. 109, pp.084114 (5pages), 2011

37.
Y. Onda, S. Tsukada, and S. Kojima,
"Raman and Brillouin Scattering Study of Lead-Free Ferroelectric (1-x)(Na0.5Bi0.5)TiO3-xBaTiO3 Single Crystals"
Ferroelectrics, Vol. 412, pp.52-58, 2011

36.
S. Tsukada and Y. Akishige,
"Marked increase in Curie temperature upon annealing of Ferroelectric KF-substituted Barium Titanate"
Scripta Materialia, Vol. 64, pp. 268-271, 2011

35.
S. Kojima and S. Tsukada,
"Micro-Brillouin Scattering of Relaxor Ferroelectrics with Perovskite Structure"
Ferroelectrics, Vol. 405, pp. 32-38, 2010

34.
Y. Onda, S. Tsukada, Y. Hidaka, and S. Kojima,
"Elastic Anomalies and Diffuse Phase Transitions of (1-x)(Na0.5Bi0.5)TiO3-xBaTiO3 Single Crystals Studied by Brillouin Scattering Spectroscopy"
Ferroelectrics, Vol. 405, pp. 62-66, 2010

33.
Y. Hiruma, H, Nagata, Y. Hidaka, S. Tsukada, S. Kojima, and T. Takenaka,
"Depolarization Temperatures and Piezoelectric Properties of (Bi0.5Na0.5)TiO3 Ceramics and Single Crystal"
Ferroelectrics, Vol. 404, pp. 162-166, 2010

32.
S. Tsukada, Y. Terado, C. Moriyoshi, Y. Kuroiwa, and S. Kojima,
"Interpretation of Tm and T* in Relaxor Ferroelectric 0.93Pb(Zn1/3Nb2/3)O3-0.07PbTiO3"
IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control, Vol. 57, pp. 2159-2164, 2010

31.
S. Tsukada and S. Kojima,
"GHz Range Relaxation in Relaxor Ferroelectric Sr0.75Ba0.25Nb2O6" Japanese Journal of Applied Physics, Vol. 49, pp. 09ME03 (4pages) 2010

30.
Y. Akishige, K. Honda, and S. Tsukada,
"Synthesis and Electrical Properties of KF-doped BaTiO3 Ceramics"
Japanese Journal of Applied Physics, Vol. 49, pp. 09MC03 (4pages) 2010

29.
J.-H. Ko, D. H. Kim, S. Tsukada, S. Kojima, A. A. Bokov, and Z.-G. Ye,
"Crossover in the mechanism of ferroelectric phase transition of Pb[(Mg1/3Nb2/3)1−xTix]O3 single crystals studied by Brillouin light scattering"
Physical Review B, Vol. 82 pp. 104110/1-7, 2010

28.
S. Kojima, S. Tsukada, Y. Hidaka, A. A. Bokov, and Z.-G. Ye,
"Broadband Micro-Brillouin Scattering Study of 0.7Pb(Sc1/2Nb1/2)O3-0.3PbTiO3 Crystals"
2010 IEEE International Symposium on the Applications of Ferroelectrics, 2010

27.
Y. Akishige, Y. Hiraki, S. Tsukada, J. Xu, S. Morito, T. Ohba, E. L. Walker, and A. Neogi,
"Dielectric and Piezoelectric Properties of 10%KF-Doped BaTiO3Ceramics"
Japanese Journal of Applied Physics, Vol. 49, pp. 081501 1-6, 2010

26.
Y. Akishige, S. Tsukada, and T. Kobayashi,
"Dielectric Dispersion in Ni-doped KTaO3"
Journal of the Physical Society of Japan, Vol. 79, pp. 063705 1-4, 2010

25.
F. Shikanai, S. Tsukada, J. Kano, and S. Kojima,
"Acoustic phonons and a central mode in the protonic conductor K3H(SeO4)2"
Physical Review B, Vol. 81, pp. 012301 1-4, 2010

24.
M. S. Isram, J. Kano, S. Tsukada, Q. Yin, and S. Kojima,
"Micro-structure and phase transition of MnO2-doped bismuth layered-structure ferroelectrics"
Japanese Journal of Applied Physics, Vol. 48, pp. 09KC10 (4pages), 2009

23.
M. S. Isram, S. Tsukada, and S. Kojima,
"Successive phase transitions of ferroelectric Bi3.6La0.4Ti3O12 crystals studied by Using Brillouin scattering"
Journal of Korean Physical Society, Vol. 55, pp. 908-911, 2009

22.
S. Tsukada, Y. Hiraki, Y. Akishige, and S. Kojima,
"Enhanced Polarization Fluctuation in KF-Substituted BaTiO3 Single Crystals"
Physical Review B, Vol. 80, pp. 012102 (4pages) 2009

21.
Y. Onda, S. Tsukada, Y. Hidaka, and S. Kojima,
"Dynamical Properties of (1-x)(Na0.5Bi0.5)TiO3-xBaTiO3 Single Crystals Studied by Broadband Inelastic Light Scattering"
Transactions of the Material Research Society of Japan, Vol. 34, pp. 35-38, 2009

20.
V. Sivasubramanian, S. Tsukada, and S. Kojima,
"Anomalous behavior of acoustic phonon and central peak in Pb[(In1/2Nb1/2)0.65Ti0.35]O3 single crystal"
Journal of Applied Physics, Vol. 105, pp. 014108 (4pages), 2009

19.
Y. Hidaka, S. Tsukada, and S. Kojima,
"Aging of Dielectric Properties in Na0.5Bi0.5TiO3 Ceramics"
Ferroelectrics, Vol. 376, pp. 134-139, 2008

18.
S. Tsukada and S. Kojima,
"Broadband light scattering of two relaxation processes in relaxor ferroelectric 0.93Pb(Zn1/3Nb2/3)O3-0.07PbTiO3 single crystals"
Physical Review B, Vol. 78, pp. 144106 (6pages) 2008

17.
V. Sivasubramanian, S. Tsukada, and S. Kojima,
"Brillouin Scattering Studies of Dynamics of Polar Nanoregions in Pb[(In1/2Nb1/2)0.65Ti0.35]O3 Single Crystals"
Japanese Journal of Applied Physics, Vol. 47, pp. 7740-7744, 2008

16.
S. Tsukada, Y. Ike, J. Kano, T. Sekiya, Y. Shimojo, R. Wang, and S. Kojima,
"Dynamical Properties of Polar Nanoregions of Relaxor Ferroelectric Pb(Ni1/3Nb2/3)O3-0.29PbTiO3"
Journal of the Physical Society of Japan, Vol. 77, pp. 033707 (4pages) 2008

15.
K. Kato, S. Tsukada, J. Kano, T. Yamamoto, and S. Kojima,
"Raman Scattering Study of Ca Modified Lead Titanate"
IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control, Vol. 54, pp. 2599-2602, 2007

14.
S. Tsukada, Y. Ike, J. Kano, S. Kojima, T. Sekiya, Y. Shimojo, and R. Wang,
"Dynamical properties of the relaxor ferroelectric 0.71Pb(Ni1/3Nb2/3)O3-0.29PbTiO3 probed by Brillouin and Raman scattering"
IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control, Vol. 54, pp. 2632-2636, 2007

13.
S. Tsukada, K. Kato, J. Kano, T. Yamamoto, and S. Kojima,
"Raman Scattering Study of Ca Modified Lead Titanate"
Ferroelectrics, Vol. 355, pp. 66-70, 2007

12.
S. Tsukada, Y. Ike, J. Kano, T. Sekiya, Y. Shimojo, R. Wang, and S. Kojima,
"Broadband Inelastic Light Scattering Study on Relaxor Ferroelectrics"
Japanese Journal of Applied Physics, Vol. 46, pp. 7151-7154, 2007

11.
J. Kano, S. Tsukada, F. Zhang, T. Karaki, M. Adachi, and S. Kojima,
"Characterization of dielectric property of nanosized (Pb0.7Sr0.3)TiO3 powders studied by Raman scattering"
Japanese Journal of Applied Physics, Vol. 46, pp. 7148-7150, 2007

10.
Y. Ike, S. Tsukada, and S. Kojima,
"High-resolution Brillouin spectroscopy with angular dispersion-type Fabry-Perot interferometer and its application to a quartz crystal"
Review of Scientific Instruments, Vol. 78, pp. 070164 (3 pages), 2007

9.
Y. Hidaka, S. Tsukada, J. Kano, and S. Kojima,
"The Aging Effect in (Bi0.5Na0.5)TiO3 Family with Point Defects"
Proceeding of International Symposium on the Application of Ferroelectrics, pp. 305-307, 2007

8.
K. Kato, S. Tsukada, J. Kano, T. Yamamoto, and S. Kojima,
"Raman Scattering Study of Ca Modified Lead Titanate"
Proceeding of International Symposium on the Application of Ferroelectrics, pp. 289-290 (4 pages), 2007

7.
S. Tsukada, Y. Ike, J. Kano, T. Sekiya, Y. Shimojo, R. Wang, and S. Kojima,
"Dynamical properties of the relaxor ferroelectric 0.71Pb(Ni1/3Nb2/3)O3-0.29PbTiO3 probed by Brillouin and Raman scattering"
Proceeding of International Symposium on the Application of Ferroelectrics, pp. 285-288 2007

6.
K. Sasanuma, S. Tsukada, J. Kano, S.Kojima, R. Wang, K. Hanada, K. Matsusaki, and H. Bando,
"Investigation on Dielectric and Piezoelectric Properties of (1-x)(Na0.5K0.5)NbO3-xSrTiO3 Ceramics"
Ferroelectrics, Vol. 348, pp. 508-514, 2007

5.
J. Kano, K. Sasanuma, S. Tsukada, S. Kojima, R. Wang, K. Hanada, K. Matsusaki, and H. Bando,
"Piezoelectric (Na0.5K0.5)NbO3-SrTiO3 Ceramics in the Tetragonal-Orthorhombic Phase Boundary Studied by Raman Spectroscopy"
Ferroelectrics, Vol. 347, pp. 55- 59, 2007

4.
S. Tsukada, Y. Ike, J. Kano, T. Sekiya, Y. Shimojo, R. Wang, and S. Kojima,
"Diffuse phase transition of 0.8Pb(Ni1/3Nb2/3)O3-0.2PbTiO3 single crystals　studied by micro-Brillouin scattering"
Ferroelectrics, Vol. 346, pp. 37- 42, 2007

3.
S. Tsukada, Y. Ike, J. Kano, R. Wang, Y. Shimojo, T. Sekiya , and S. Kojima,
"Brillouin and Raman Scattering Studies on the relaxor ferroelectric 0.71Pb(Ni1/3Nb2/3)O3-0.29PbTiO3 single crystals"
2006 Fall Proceedings of Material Research Society, 0966-T12-03 (6 pages), 2006

2.
S. Tsukada, Y. Ike, J. Kano, and S. Kojima,
"Brillouin scattering study of glass-forming propylene glycol"
Materials Science and Engineering A, Vol.442, pp.379-382, 2006

1.
S. Tsukada, Y. Ike, J. Kano, T. Sekiya, Y. Shimojo, R. Wang, and S. Kojima,
"Broadband inelastic light scattering of a relaxor ferroelectric 0.71Pb(Ni1/3Nb2/3)O3-0.29PbTiO3"
Applied Physics Letters, Vol.89, pp.212903 (3 pages), 2006