Yoshihiro Kuroiwa

Last Updated :2024/05/07

Affiliations, Positions
Graduate School of Advanced Science and Engineering, Professor
E-mail
kuroiwahiroshima-u.ac.jp
Other Contact Details
1-3-1 Kagamiyama, Higashihiroshima, Hiroshima 739-8526, Japan, Japan
TEL : (+81)82-424-7397 FAX : (+81)82-424-7398
Self-introduction
Studies on structural phase transitions and materials structure physics of solids, especially dielectrics, and developing methods for crystal structure analysis using synchrotron radiation X-ray diffraction.

Basic Information

Academic Degrees

  • Doctor of Engineering, University of Tsukuba
  • Master of Engineering, Osaka University

Educational Activity

  • [Bachelor Degree Program] School of Science : Physics : Physics
  • [Master's Program] Graduate School of Advanced Science and Engineering : Division of Advanced Science and Engineering : Physics Program
  • [Doctoral Program] Graduate School of Advanced Science and Engineering : Division of Advanced Science and Engineering : Physics Program

In Charge of Primary Major Programs

  • Physics

Research Fields

  • Interdisciplinary science and engineering;Applied physics;Crystal engineering
  • Mathematical and physical sciences;Physics;Condensed matter physics I

Research Keywords

  • materials structure physics
  • synchrotron radiation X-ray diffraction
  • visualization of electron charge density distribution
  • time-resolved structure analysis
  • ferroelectrics

Affiliated Academic Societies

  • International Meeting on Ferroelectricity
  • Asian Ferroelectric Association (AFA)
  • The Dielectric Society of Japan
  • The Physical Society of Japan
  • The Japan Society of Applied Physics
  • The Crystallographic Society of Japan
  • The Japanese Society for Synchrotron Radiation Research
  • The Ceramic Society of Japan

Educational Activity

Course in Charge

  1. 2024, Undergraduate Education, 2Term, Introduction to Physics A
  2. 2024, Undergraduate Education, 4Term, Advanced Physics
  3. 2024, Undergraduate Education, First Semester, Special Study for Graduation A
  4. 2024, Undergraduate Education, Second Semester, Special Study for Graduation B
  5. 2024, Graduate Education (Master's Program) , 1Term, Special Topics in Synchrotron Radiation Science A
  6. 2024, Graduate Education (Master's Program) , 3Term, Materials Structure Physics
  7. 2024, Graduate Education (Master's Program) , 3Term, Laboratory in Synchrotron Radiation Science
  8. 2024, Graduate Education (Master's Program) , First Semester, Exercise in Physics I
  9. 2024, Graduate Education (Master's Program) , Second Semester, Exercise in Physics II
  10. 2024, Graduate Education (Master's Program) , First Semester, Special Exsecise in Physics A
  11. 2024, Graduate Education (Master's Program) , Second Semester, Special Exsecise in Physics B
  12. 2024, Graduate Education (Master's Program) , Academic Year, Special Research in Physics
  13. 2024, Graduate Education (Doctoral Program) , Academic Year, Special Research in Physics

Research Activities

Academic Papers

  1. ★, Stability of ferroelectric phase and structural characteristics in oriented PbTiO3 ceramic coating formed by aerosol deposition method, APPLIED PHYSICS LETTERS, 122(14), 20230403
  2. Enabling robust anionic redox structure via tuning the symmetry of locally ordered lattice in Li-rich Li-Mn-O cathodes, CHEMICAL ENGINEERING JOURNAL, 454, 20230215
  3. Development of superparaelectric BaTiO3 system ceramics through heterovalent Mn-Nb co-doping for DC-bias free dielectrics, JAPANESE JOURNAL OF APPLIED PHYSICS, 61(SN), 20221101
  4. Composition dependence of structural and piezoelectric properties in Bi(Mg0.5Ti0.5)O-3-modified BaTiO3-BiFeO3 ceramics, JAPANESE JOURNAL OF APPLIED PHYSICS, 61(SN), 20221101
  5. The ferroelectric phase transition in a 500 nm sized single particle of BaTiO3 tracked by coherent X-ray diffraction, JAPANESE JOURNAL OF APPLIED PHYSICS, 61(SN), 20221101
  6. Lattice Anharmonicity in BiS2-Based Layered Superconductor RE(O,F)BiS2 (RE = La, Ce, Pr, Nd), JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 91(7), 20220715
  7. Tailoring interphase structure to enable high-rate, durable sodium-ion battery cathode

    , JOURNAL OF ENERGY CHEMISTRY, 68, 564-571, 202205
  8. Mn-Nb co-doping in barium titanate ceramics by different solid-state reaction routes for temperature stable and DC-bias free dielectrics, CERAMICS INTERNATIONAL, 48(2), 2154-2160, 20220115
  9. Development and Improvement of Bragg Coherent Diffraction Imaging for Expanding Observable Particle-size Range, Acta Crystallogr. Sect. A, 77, C922-C922, 2021
  10. Structural Transition with a Sharp Change in the Electrical Resistivity and Spin-Orbit Mott Insulating State in a Rhenium Oxide, Sr3Re2O9, Inorg. Chem., 60, 507-514, 2021
  11. The crystal structure and electrical/thermal transport properties of Li1-xSn2+xP2 and its performance as a Li-ion battery anode material, JOURNAL OF MATERIALS CHEMISTRY A, 9(11), 7034-7041, 20210321
  12. Non-Rare-Earth UVC Persistent Phosphors Enabled by Bismuth Doping, ADVANCED OPTICAL MATERIALS, 9(8), 202104
  13. Size effect of the guest cation on the AlO4 framework in aluminate sodalite-type oxides M-8[Al12O24](SO4)(2) (M = Sr2+ and Ca2+) in the I(4)over-bar3m phase, ACTA CRYSTALLOGRAPHICA SECTION B-STRUCTURAL SCIENCE CRYSTAL ENGINEERING AND MATERIALS, 77, 186-192, 202104
  14. Phase transition, magnetic, and electronic properties of CeOInS2, JOURNAL OF THE CERAMIC SOCIETY OF JAPAN, 129(5), 249-253, 202105
  15. n-Type thermoelectric metal chalcogenide (Ag,Pb,Bi)(S,Se,Te) designed by multi-site-type high-entropy alloying, MATERIALS RESEARCH LETTERS, 9(9), 366-372, 20210902
  16. Formation Mechanism of beta-Li3PS4 through Decomposition of Complexes, INORGANIC CHEMISTRY, 60(10), 6964-6970, 20210517
  17. Thermoelectric Properties of the As/P-Based Zintl Compounds EuIn2As2-xPx (x=0-2) and SrSn2As2, ACS APPLIED ENERGY MATERIALS, 4(5), 5155-5164, 20210524
  18. ★, Observing and Modeling the Sequential Pairwise Reactions that Drive Solid-State Ceramic Synthesis, ADVANCED MATERIALS, 33(24), 202106
  19. Synthesis of Pb(Zr, Ti)O-3 fine ceramic powder at room temperature by dry mechanochemical solid-state reaction evaluated using synchrotron radiation X-ray diffraction, JAPANESE JOURNAL OF APPLIED PHYSICS, 60(SF), 20211101
  20. Material softening by cation off-centering in Bi-based lead-free piezoelectric ceramics, JAPANESE JOURNAL OF APPLIED PHYSICS, 60(SF), 20211101
  21. Bragg coherent diffraction imaging allowing simultaneous retrieval of three-dimensional shape and strain distribution for 40-500 nm particles, JAPANESE JOURNAL OF APPLIED PHYSICS, 60(SF), 20211101
  22. A-site cation off-centering contribution on ferroelectricity and piezoelectricity in pseudo-cubic perovskite structure of Bi-based lead-free piezoelectrics, SCRIPTA MATERIALIA, 205, 202112
  23. Charge ordering and successive phase transitions of mixed-valence iron oxide GdBaFe2O5, JOURNAL OF SOLID STATE CHEMISTRY, 282, 202002
  24. Rotational intersite displacement of disordered lead atoms in a relaxor ferroelectric during piezoelectric lattice straining and ferroelectric domain switching, PHYSICAL REVIEW B, 101(6), 20200218
  25. Flux Growth and Superconducting Properties of (Ce,Pr)OBiS2 Single Crystals, FRONTIERS IN CHEMISTRY, 8, 20200204
  26. Theory-Guided Defect Tuning through Topochemical Reactions for Accelerated Discovery of UVC Persistent Phosphors, ADVANCED OPTICAL MATERIALS, 8(4), 202002
  27. Antithermal Quenching of Luminescence in Zero-Dimensional Hybrid Metal Halide Solids, JOURNAL OF PHYSICAL CHEMISTRY LETTERS, 11(8), 2902-2909, 20200416
  28. Doping Induces Structural Phase Transitions in All-Inorganic Lead Halide Perovskite Nanocrystals, ACS MATERIALS LETTERS, 2(4), 367-375, 20200406
  29. Crystal Structure and Thermoelectric Transport Properties of As-Doped Layered Pnictogen Oxyselenides NdO0.8F0.2Sb1-xAsxSe2, MATERIALS, 13(9), 202005
  30. Bulk Superconductivity Induced by Se Substitution in Self-Doped BiCh(2)-Based Compound CeOBiS2-xSex, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 89(6), 20200615
  31. Electric-field-induced structural changes for cubic system of lead-free and lead-based perovskite-type oxides, JAPANESE JOURNAL OF APPLIED PHYSICS, 59(SP), 20201101
  32. Evolution of two bulk-superconducting phases in Sr0.5RE0.5FBiS2 (RE: La, Ce, Pr, Nd, Sm) by external hydrostatic pressure effect, SCIENTIFIC REPORTS, 10(1), 20200730
  33. Synchrotron radiation X-ray diffraction evidence for nature of chemical bonds in Bi(4)Ti(3)O(12)ceramic powders and grain-orientation mechanism of their films formed by aerosol deposition method, JAPANESE JOURNAL OF APPLIED PHYSICS, 59(SP), 20201101
  34. Improvement of superconducting properties by chemical pressure effect in Eu-doped La2-xEuxO2Bi3Ag0.6Sn0.4S6, PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, 576, 20200915
  35. ★, Piezoelectricity in perovskite-type pseudo-cubic ferroelectrics by partial ordering of off-centered cations, Commun. Mater., 1, 71, 2020
  36. Charge order of bismuth ions and nature of chemical bonds in double perovskite-type oxide BaBiO3 visualized by synchrotron radiation X-ray diffraction, JAPANESE JOURNAL OF APPLIED PHYSICS, 59(9), 20200901
  37. Two-fold symmetry of in-plane magnetoresistance anisotropy in the superconducting states of BiCh(2)-based LaO0.9F0.1BiSSe single crystal, JOURNAL OF PHYSICS COMMUNICATIONS, 4(9), 202009
  38. Structural Phase Diagram of LaO1-xFxBiSSe: Suppression of the Structural Phase Transition by Partial F Substitutions, CONDENSED MATTER, 5(4), 202012
  39. Visualization of spontaneous electronic polarization in Pb ion of ferroelectric PbTiO3 by synchrotron-radiation x-ray diffraction, APPLIED PHYSICS LETTERS, 117(25), 20201221
  40. Effect of Bi Substitution on Thermoelectric Properties of SbSe2-based Layered Compounds NdO0.8F0.2Sb1-xBixSe2, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 88(2), 20190215
  41. Hydrothermal Synthesis of Pyrochlore-Type Pentavalent Bismuthates Ca2Bi2O7 and Sr2Bi2O7, INORGANIC CHEMISTRY, 58(3), 1759-1763, 20190204
  42. Structural Phase Transitions and Possibility of the Relaxor-like State in Improper Ferroelectric Strontium-Substituted Calcium Sulfoaluminates, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 88(3), 20190315
  43. Improvement of superconducting properties by high mixing entropy at blocking layers in BiS2-based superconductor REO0.5F0.5BiS2, SOLID STATE COMMUNICATIONS, 295, 43-49, 201906
  44. Doping-Induced Polymorph and Carrier Polarity Changes in Thermoelectric Ag(Bi,Sb)Se-2 Solid Solution, INORGANIC CHEMISTRY, 58(11), 7628-7633, 20190603
  45. ★, High-Efficiency Violet-Emitting All-Inorganic Perovskite Nanocrystals Enabled by Alkaline-Earth Metal Passivation, CHEMISTRY OF MATERIALS, 31(11), 3974-3983, 20190611
  46. Enhanced superconductivity by Na doping in SnAs-based layered compound Na1+xSn2-xAs2, JAPANESE JOURNAL OF APPLIED PHYSICS, 58(8), 20190801
  47. Synthesis of Sm2Fe17N3 powder having a new level of high coercivity by preventing decrease of coercivity in washing step of reduction-diffusion process, JOURNAL OF ALLOYS AND COMPOUNDS, 804, 237-242, 20191005
  48. An electronic structure governed by the displacement of the indium site in In-S-6 octahedra: LnOInS(2) (Ln = La, Ce, and Pr), DALTON TRANSACTIONS, 48(32), 12272-12278, 20190828
  49. Hydrothermal Synthesis and Crystal Structure of a (Ba0.54K0.46)(4)Bi4O12 Double-Perovskite Superconductor with Onset of the Transition T-c similar to 30 K, INORGANIC CHEMISTRY, 58(18), 11997-12001, 20190916
  50. Pressure-induced superconductivity in the layered pnictogen diselenide NdO0.8F0.2Sb1-xBixSe2 (x=0.3 and 0.7), PHYSICAL REVIEW B, 100(9), 20190924
  51. Defective [Bi2O2](2+) Layers Exhibiting Ultrabroad Near-Infrared Luminescence, CHEMISTRY-A EUROPEAN JOURNAL, 25(55), 12842-12848, 20191001
  52. ★, Development of an apparatus for Bragg coherent X-ray diffraction imaging, and its application to the three dimensional imaging of BaTiO3 nano-crystals, JAPANESE JOURNAL OF APPLIED PHYSICS, 58(SL), 20191101
  53. Structural fluctuation of Pb(Mg1/3Nb2/3)O-3 in the cubic phase, JAPANESE JOURNAL OF APPLIED PHYSICS, 58(SL), 20191101
  54. Antiferroelectric to Antiferroelectric-Relaxor Phase Transition in Calcium Strontium Sulfoaluminate, INORGANIC CHEMISTRY, 58(22), 15410-15416, 20191118
  55. Synthesis and crystal structure of a new bismuth tin titanate with the pyrochlore-type structure, JOURNAL OF THE CERAMIC SOCIETY OF JAPAN, 127(12), 952-957, 201912
  56. Defect-Triggered Phase Transition in Cesium Lead Halide Perovskite Nanocrystals, ACS MATERIALS LETTERS, 1(1), 185-191, 201907
  57. Fabrication of lead-free piezoelectric (Bi0.5Na0.5)TiO3-BaTiO3 ceramics using electrophoretic deposition, JOURNAL OF MATERIALS SCIENCE, 53(4), 2396-2404, 201802
  58. Evolution of Anisotropic Displacement Parameters and Superconductivity with Chemical Pressure in BiS2-Based REO0.5F0.5BiS2 (RE = La, Ce, Pr, and Nd), JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 87(2), 20180215
  59. Effect of Te substitution on crystal structure and transport properties of AgBiSe2 thermoelectric material, DALTON TRANSACTIONS, 47(8), 2575-2580, 20180228
  60. Anomalous atomic displacement parameters and local dynamics in the Curie range of a Pb-free relaxor ferroelectric system (Bi1-xBax)(Fe1-xTix)O-3(0.36 <= x <= 0.50), JOURNAL OF APPLIED PHYSICS, 123(16), 20180428
  61. In-situ electric field induced lattice strain response observation in BiFeO3-BaTiO3 lead-free piezoelectric ceramics, JOURNAL OF THE CERAMIC SOCIETY OF JAPAN, 126(5), 316-320, 201805
  62. Fabrication and piezoelectric properties of BaTiO3/BaTiO3-Bi(Mg1/2Ti1/2) O-3-BiFeO3 composites, CERAMICS INTERNATIONAL, 44(9), 10657-10662, 20180615
  63. Crystal Structure and Superconductivity of Tetragonal and Monoclinic Ce1-xPrxOBiS2, INORGANIC CHEMISTRY, 57(9), 5364-5370, 20180507
  64. ★, Cs4PbBr6/CsPbBr3 Perovskite Composites with Near-Unity Luminescence Quantum Yield: Large-Scale Synthesis, Luminescence and Formation Mechanism, and White Light-Emitting Diode Application, ACS APPLIED MATERIALS & INTERFACES, 10(18), 15905-15912, 20180509
  65. Synchrotron-radiation X-ray diffraction evidence of the emergence of ferroelectricity in LiTaO3 by ordering of a disordered Li ion in the polar direction, APPLIED PHYSICS EXPRESS, 11(7), 201807
  66. Synthesis, crystal structure and optical absorption of NaInS2-xSex, JOURNAL OF ALLOYS AND COMPOUNDS, 750, 409-413, 20180625
  67. Transformation of Perovskite BaBiO3 into Layered BaBiO2.5 Crystals Featuring Unusual Chemical Bonding and Luminescence, CHEMISTRY-A EUROPEAN JOURNAL, 24(35), 8875-8882, 20180621
  68. Synthesis, Crystal Structure, and Thermoelectric Properties of Layered Antimony Selenides REOSbSe2 (RE = La, Ce), JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 87(7), 20180715
  69. Ion-Exchangeable Microporous Polyoxometalate Compounds with Off-Center Dopants Exhibiting Unconventional Luminescence, CHEMISTRY-A EUROPEAN JOURNAL, 24(39), 9976-9982, 20180711
  70. Effect of thermal annealing on crystal structures and electrical properties in BaTiO3 ceramics, JOURNAL OF APPLIED PHYSICS, 124(3), 20180721
  71. Crystal Structure, Thermal Behavior, and Photocatalytic Activity of NaBiO3 center dot nH(2)O, INORGANIC CHEMISTRY, 57(15), 8903-8908, 20180806
  72. Crystal structure, photocatalytic and dielectric property of ATiM(2)O(8) (A: Mg, Zn; M: Nb, Ta), JOURNAL OF ASIAN CERAMIC SOCIETIES, 6(3), 247-253, 2018
  73. Reaction Mechanism of FePS3 Electrodes in All-Solid-State Lithium Secondary Batteries Using Sulfide-Based Solid Electrolytes, JOURNAL OF THE ELECTROCHEMICAL SOCIETY, 165(13), A2948-A2954, 20180915
  74. Study of materials structure physics of isomorphic LiNbO3 and LiTaO3 ferroelectrics by synchrotron radiation X-ray diffraction, JAPANESE JOURNAL OF APPLIED PHYSICS, 57(11), 201811
  75. Time-resolved structure analysis of piezoelectric crystals by X-ray diffraction under alternating electric field, JAPANESE JOURNAL OF APPLIED PHYSICS, 57(11), 201811
  76. ★, X-ray-activated long persistent phosphors featuring strong UVC afterglow emissions, LIGHT-SCIENCE & APPLICATIONS, 7, 20181114
  77. Na1-xSn2P2 as a new member of van der Waals-type layered tin pnictide superconductors, SCIENTIFIC REPORTS, 8, 20180827
  78. Hydrothermal synthesis and crystal structure of a new lithium copper bismuth oxide, LiCuBiO4, JOURNAL OF SOLID STATE CHEMISTRY, 245, 30-33, 201701
  79. Hydrothermal Synthesis, Structure, and Superconductivity of Simple Cubic Perovskite (Ba0.62K0.38)(Bi0.92Mg0.08)O-3 with T-c similar to 30 K, INORGANIC CHEMISTRY, 56(6), 3174-3181, 20170320
  80. Improper Ferroelectricity in Stuffed Aluminate Sodalites for Pyroelectric Energy Harvesting, PHYSICAL REVIEW APPLIED, 7(3), 20170324
  81. Bi Substitution Effects on Superconductivity of Valence-Skip Superconductor AgSnSe2, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 86(5), 20170515
  82. Hydrothermal Synthesis, Crystal Structure, and Visible-Region Photocatalytic Activity of BaBi2O6, CHEMISTRYSELECT, 2(17), 4843-4846, 20170612
  83. Intrinsic Phase Diagram of Superconductivity in the BiCh(2)-Based System Without In-Plane Disorder, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 86(7), 20170715
  84. Revealing the role of heat treatment in enhancement of electrical properties of lead-free piezoelectric ceramics, JOURNAL OF APPLIED PHYSICS, 122(1), 20170707
  85. Synthesis, structure and photocatalytic activity of layered LaOInS2, JOURNAL OF MATERIALS CHEMISTRY A, 5(27), 14270-14277, 20170721
  86. ★, High-throughput powder diffraction measurement system consisting of multiple MYTHEN detectors at beamline BL02B2 of SPring-8, REVIEW OF SCIENTIFIC INSTRUMENTS, 88(8), 201708
  87. Formation of ferromagnetic Co-H-Co complex and spin-polarized conduction band in Co-doped ZnO, SCIENTIFIC REPORTS, 7, 20170911
  88. Synthesis and crystal structure of pyrochlore-type silver niobate and tantalate, JOURNAL OF THE CERAMIC SOCIETY OF JAPAN, 125(10), 776-778, 2017
  89. Electrochemical and structural study on LiMn0.8Fe0.2PO4 and Mn0.8Fe0.2PO4 battery cathodes: diffusion limited lithium transport, JOURNAL OF SOLID STATE ELECTROCHEMISTRY, 21(11), 3221-3228, 201711
  90. Structure fluctuation in Gd- and Mg-substituted BaTiO3 with cubic structure, JAPANESE JOURNAL OF APPLIED PHYSICS, 56(10), 201710
  91. ★, Structural and electrical characteristics of potential candidate lead-free BiFeO3-BaTiO3 piezoelectric ceramics, JOURNAL OF APPLIED PHYSICS, 122(16), 20171028
  92. Charge-density study on layered oxyarsenides (LaO)MAs (M = Mn, Fe, Ni, Zn), APPLIED PHYSICS EXPRESS, 10(12), 201712
  93. Crystal structure, site selectivity, and electronic structure of layered chalcogenide LaOBiPbS3, EPL, 119(2), 201707
  94. Synthesis, Crystal Structure, and Physical Properties of New Layered Oxychalcogenide La2O2Bi3AgS6, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 86(12), 20171215
  95. Synthesis of rutile-type solid solution Ni1-xCoxTi(Nb1-yTay)(2)O-8 (0 <= x <= 1, 0 <= y <= 1) and its optical property, JOURNAL OF ASIAN CERAMIC SOCIETIES, 5(3), 284-289, 201709
  96. Hydrothermal Synthesis, Crystal Structure, and Superconductivity of a Double-Perovskite Bi Oxide, CHEMISTRY OF MATERIALS, 28(2), 459-465, 20160126
  97. Structures and optical absorption of Bi2OS2 and LaOBiS2, SOLID STATE COMMUNICATIONS, 227, 19-22, 20160119
  98. Unconventional Luminescent Centers in Metastable Phases Created by Topochemical Reduction Reactions, ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 55(16), 4967-4971, 20160411
  99. Control of magneto-transport characteristics of Co-doped ZnO by electron beam irradiation, RSC ADVANCES, 6(47), 41067-41073, 2016
  100. Heterovalent Pb-substitution in ferroelectric bismuth silicate Bi2SiO5, JOURNAL OF MATERIALS CHEMISTRY C, 4(15), 3168-3174, 2016
  101. Two competing soft modes and an unusual phase transition in the stuffed tridymite-type oxide BaAl2O4, PHYSICAL REVIEW B, 93(13), 20160418
  102. Electric field induced lattice strain in pseudocubic Bi(Mg1/2Ti1/2)O-3-modified BaTiO3-BiFeO3 piezoelectric ceramics, APPLIED PHYSICS LETTERS, 108(17), 20160425
  103. Compositional and temperature evolution of crystal structure of new thermoelectric compound LaOBiS2-xSex, JOURNAL OF APPLIED PHYSICS, 119(15), 20160421
  104. Polarization twist in perovskite ferrielectrics, SCIENTIFIC REPORTS, 6, 20160902
  105. Adsorption Behavior of Rare Earth Metal Cations in the Interlayer Space of gamma-ZrP, LANGMUIR, 32(39), 9993-9999, 20161004
  106. Off-centering of rare-earth ion in (Ba,R)(Ti,Mg)O-3 (R = Gd, Dy), JAPANESE JOURNAL OF APPLIED PHYSICS, 55(10), 201610
  107. Time-resolved crystal structure analysis of resonantly vibrating langasite oscillator, JAPANESE JOURNAL OF APPLIED PHYSICS, 55(10), 201610
  108. Hydrothermal synthesis of a new Bi-based (Ba0.82K0.18)(Bi0.53Pb0.47)O-3 superconductor, JOURNAL OF ALLOYS AND COMPOUNDS, 634, 208-214, 20150615
  109. ★, Analysis of oxygen vacancy in Co-doped ZnO using the electron density distribution obtained using MEM, NANOSCALE RESEARCH LETTERS, 10, 1-7, 20150418
  110. Pr- and La-doping effects on the magnetic anisotropy in the antiferromagnetic phase of Kondo semiconductor CeRu2Al10, PHYSICAL REVIEW B, 91(23), 20150612
  111. Octahedral and trigonal-prismatic coordination preferences in Nb-, Mo-, Ta-, and W-based ABX(2) layered oxides, oxynitrides, and nitrides, JOURNAL OF SOLID STATE CHEMISTRY, 229, 272-277, 201509
  112. Crystal structure analysis of LiTaO3 under electric field, JAPANESE JOURNAL OF APPLIED PHYSICS, 54(10), 201510
  113. Role of structure gradient region on dielectric properties in Ba(Zr,Ti)O-3-KNbO3 nanocomposite ceramics, JAPANESE JOURNAL OF APPLIED PHYSICS, 54(10), 201510
  114. ★, In-plane chemical pressure essential for superconductivity in BiCh(2)-based (Ch: S, Se) layered structure, SCIENTIFIC REPORTS, 5, 20151008
  115. Expansion of the Hexagonal Phase-Forming Region of Lu1-xScxFeO3 by Container less Processing, INORGANIC CHEMISTRY, 54(19), 9432-9437, 20151005
  116. Structural and electrochemical properties of 20-micron Li(Co1-xLix)O2-delta (x > 0) agglomerates with layered structures: Identification of tetravalent cobalt, JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS, 87, 48-52, 201512
  117. Structural Difference in Superconductive and Nonsuperconductive Bi-S Planes within Bi4O4Bi2S4 Blocks, INORGANIC CHEMISTRY, 54(21), 10462-10467, 20151102
  118. ★, Atomic Motion of Resonantly Vibrating Quartz Crystal Visualized by Time-resolved X-ray Diffraction, Appl. Phys. Lett. , 107(20), 20151116
  119. Hydrothermal synthesis and crystal structure analysis of two new cadmium bismuthates, CdBi2O6 and Cd0.37Bi0.63O1.79, JOURNAL OF ASIAN CERAMIC SOCIETIES, 3(3), 251-254, 201509
  120. ★, Non-180 Degrees Polarization Rotation of Ferroelectric (Bi0.5Na0.5)TiO3 Single Crystals under Electric Field, Phys. Rev. B , 89(10), 20140310
  121. Crystal structures and ferromagnetism of FexWN2 (x similar to 0.74, 0.90) with defective iron triangular lattice, JOURNAL OF ALLOYS AND COMPOUNDS, 593, 154-157, 20140425
  122. SXRD Charge Density of KNbO3 Ferroelectric Perovskite, FERROELECTRICS, 462(1), 113-119, 20140404
  123. ★, Superconducting Double Perovskite Bismuth Oxide Prepared by a Low-Temperature Hydrothermal Reaction, Angew. Chem. Int. Ed. , 53(14), 3599-3603, 201404
  124. Li-7 NMR study of milling effects on instability of lithium-sites in lithium substituted silver niobate, SOLID STATE IONICS, 262, 202-205, 20140901
  125. Off-centering of a Bi ion in cubic phase of (Bi1/2Na1/2)TiO3, JAPANESE JOURNAL OF APPLIED PHYSICS, 53(9), 201409
  126. Polarization Rotation and Monoclinic Distortion in Ferroelectric (Bi0.5Na0.5)TiO3-BaTiO3 Single Crystals under Electric Fields, CRYSTALS, 4(3), 273-295, 201409
  127. Crystal Structure and Anisotropic c-f Hybridization in CeT2Al10 (T = Ru, Fe), JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 82(2), 201302
  128. MEM Charge Density Study of Olivine LiMPO4 and MPO4 (M = Mn, Fe) as Cathode Materials for Lithium-Ion Batteries, JOURNAL OF PHYSICAL CHEMISTRY C, 117(6), 2608-2615, 20130214
  129. Enhanced polarization switching in ferroelectric Bi0.5Na0.5TiO3 single crystals by defect control, PHYSICA STATUS SOLIDI A-APPLICATIONS AND MATERIALS SCIENCE, 210(4), 791-795, 201304
  130. Visualization of Bi3+ off-centering in the average cubic structure of (Ba0.70Bi0.30)(Ti0.70Fe0.30)O-3 at the electron density level, APPLIED PHYSICS LETTERS, 103(12), 20130916
  131. Polarization-switching dynamics and microstructures of ferroelectric (Bi0.5Na0.5)TiO3 single crystals, JOURNAL OF THE KOREAN PHYSICAL SOCIETY, 62(7), 1035-1040, 201304
  132. Synchrotron radiation analyses of domain switching behaviors for ferroelectric BaTiO3 single crystals under electric fields, JOURNAL OF THE KOREAN PHYSICAL SOCIETY, 62(7), 1046-1050, 201304
  133. Enhanced piezoelectric properties of barium titanate-potassium niobate nano-structured ceramics by MPB engineering, CERAMICS INTERNATIONAL, 39, S97-S102, 2013
  134. Enhancement in the piezoelectric properties of BaTiO3-Bi(Mg1/2Ti1/2)O-3-BiFeO3 system ceramics by nanodomain, CERAMICS INTERNATIONAL, 39, S695-S699, 2013
  135. Synchrotron Radiation Analyses of Domain Switching and Lattice Strain Behaviors for Ferroelectric (Bi0.5Na0.5)TiO3 Single Crystals under Electric Fields, FERROELECTRICS, 443(1), 1-7, 2013
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