森吉 千佳子Chikako Moriyoshi

Last Updated :2018/12/03

所属・職名
大学院理学研究科 物性科学講座 教授
メールアドレス
moriyosisci.hiroshima-u.ac.jp

基本情報

学位

  • 博士(理学) (広島大学)
  • 修士(理学) (広島大学)

研究分野

  • 総合理工 / 応用物理学 / 結晶工学

研究キーワード

  • 放射光
  • 結晶構造
  • 相転移

教育活動

授業担当

  1. 2018年, 学部専門, セメスター(後期), 統計力学演習
  2. 2018年, 学部専門, セメスター(前期), 固体の構造と物性
  3. 2018年, 学部専門, セメスター(前期), 卒業研究A
  4. 2018年, 学部専門, セメスター(後期), 卒業研究B
  5. 2018年, 修士課程・博士課程前期, セメスター(前期), 物理科学特別研究
  6. 2018年, 修士課程・博士課程前期, セメスター(後期), 物理科学特別研究
  7. 2018年, 修士課程・博士課程前期, セメスター(前期), 構造物性セミナー
  8. 2018年, 修士課程・博士課程前期, セメスター(後期), 構造物性セミナー
  9. 2018年, 修士課程・博士課程前期, セメスター(前期), 先端物理科学概論
  10. 2018年, 博士課程・博士課程後期, セメスター(前期), 物理科学特別研究
  11. 2018年, 博士課程・博士課程後期, セメスター(後期), 物理科学特別研究

研究活動

学術論文(★は代表的な論文)

  1. Direct observation of oxygen stabilization in layered ferroelectric Bi3.25La0.75Ti3O12, APPLIED PHYSICS LETTERS, 91巻, 6号, 20070806
  2. Temperature-induced isostructural phase transition, associated large negative volume expansion, and the existence of a critical point in the phase diagram of the multiferroic (1-x)BiFeO3-xPbTiO(3) solid solution system, PHYSICAL REVIEW B, 84巻, 10号, 20110912
  3. Synchrotron Radiation Study on Time-Resolved Tetragonal Lattice Strain of BaTiO3 under Electric Field, JAPANESE JOURNAL OF APPLIED PHYSICS, 50巻, 9号, 201109
  4. Structural Fluctuations of SrTiO3 in the Cubic Phase, Ferroelectrics, 159巻, pp.85-pp.90, 19940401
  5. Site-Selective Calcium Substitution in BaTi2O5: Effect on the Crystal Structure and the Ferroelectric Phase Transition, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 81巻, 1号, 201201
  6. Giant dielectric response with metastable phase crystallization from Ba1-xCaxTi2O5 glasses, JOURNAL OF NON-CRYSTALLINE SOLIDS, 358巻, 24号, pp.3505-pp.3509, 20121215
  7. 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巻, 6号, pp.2608-pp.2615, 20130214
  8. 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巻, 12号, 20130916
  9. Non-180 degrees polarization rotation of ferroelectric (Bi0.5Na0.5)TiO3 single crystals under electric field, PHYSICAL REVIEW B, 89巻, 10号, 20140310
  10. Origin of Composition Variation of Ferroelectric Phase Transition Temperature in (Ba,Ca)TiO3 by Synchrotron Radiation Powder Diffraction, JAPANESE JOURNAL OF APPLIED PHYSICS, 52巻, 9号, 201309
  11. Stabilization of metastable ferroelectric Ba1-xCaxTi2O5 by breaking Ca-site selectivity via crystallization from glass, SCIENTIFIC REPORTS, 3巻, 20131022
  12. Weak Ferromagnetic Transition with a Dielectric Anomaly in Hexagonal Lu0.5Sc0.5FeO3, INORGANIC CHEMISTRY, 52巻, 20号, pp.11889-pp.11894, 20131021
  13. Off-centering of a Bi ion in cubic phase of (Bi1/2Na1/2)TiO3, JAPANESE JOURNAL OF APPLIED PHYSICS, 53巻, 9号, 201409
  14. Expansion of the Hexagonal Phase-Forming Region of Lu1-xScxFeO3 by Container less Processing, INORGANIC CHEMISTRY, 54巻, 19号, pp.9432-pp.9437, 20151005
  15. Atomic motion of resonantly vibrating quartz crystal visualized by time-resolved X-ray diffraction, APPLIED PHYSICS LETTERS, 107巻, 20号, 20151116
  16. High-throughput powder diffraction measurement system consisting of multiple MYTHEN detectors at beamline BL02B2 of SPring-8, REVIEW OF SCIENTIFIC INSTRUMENTS, 88巻, 8号, 201708
  17. Formation of ferromagnetic Co-H-Co complex and spin-polarized conduction band in Co-doped ZnO, SCIENTIFIC REPORTS, 7巻, SEP 11 2017
  18. Structure fluctuation in Gd- and Mg-substituted BaTiO3 with cubic structure, JAPANESE JOURNAL OF APPLIED PHYSICS, 56巻, 10号, OCT 2017
  19. Charge-density study on layered oxyarsenides (LaO)MAs (M = Mn, Fe, Ni, Zn), APPLIED PHYSICS EXPRESS, 10巻, 12号, DEC 2017
  20. 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巻, 16号, APR 28 2018
  21. 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巻, 3号, pp.284-pp.289, SEP 2017
  22. Fabrication and piezoelectric properties of BaTiO3/BaTiO3-Bi(Mg1/2Ti1/2) O-3-BiFeO3 composites, CERAMICS INTERNATIONAL, 44巻, 9号, pp.10657-pp.10662, JUN 15 2018
  23. Crystal Structure and Superconductivity of Tetragonal and Monoclinic Ce1-xPrxOBiS2, INORGANIC CHEMISTRY, 57巻, 9号, pp.5364-pp.5370, MAY 7 2018
  24. Hydrothermal synthesis and crystal structure analysis of two new cadmium bismuthates, CdBi2O6 and Cd0.37Bi0.63O1.79, JOURNAL OF ASIAN CERAMIC SOCIETIES, 3巻, 3号, pp.251-pp.254, SEP 2015
  25. 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巻, 18号, pp.15905-pp.15912, MAY 9 2018
  26. 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巻, 7号, JUL 2018
  27. Synthesis, crystal structure and optical absorption of NaInS2-xSex, JOURNAL OF ALLOYS AND COMPOUNDS, 750巻, pp.409-pp.413, JUN 25 2018
  28. Synthesis, Crystal Structure, and Thermoelectric Properties of Layered Antimony Selenides REOSbSe2 (RE = La, Ce), JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 87巻, 7号, JUL 15 2018
  29. Transformation of Perovskite BaBiO3 into Layered BaBiO2.5 Crystals Featuring Unusual Chemical Bonding and Luminescence, CHEMISTRY-A EUROPEAN JOURNAL, 24巻, 35号, pp.8875-pp.8882, JUN 21 2018
  30. Analysis of oxygen vacancy in Co-doped ZnO using the electron density distribution obtained using MEM., Analysis of oxygen vacancy in Co-doped ZnO using the electron density distribution obtained using MEM., 10巻, 2015

招待講演、口頭・ポスター発表等

  1. Crystal Structure of Anion Changeable Layered Double Hydroxides by Synchrotron Radiation X-ray Diffraction, Chikako Moriyoshi, 3rd International Symposium on Frontiers in Materials Science (FMS2017), 2017年09月04日, 招待, 英語
  2. Crystal Structure Analysis of Piezoelectric Materials under Electric Field: Time-resolved Single Crystal X-ray Diffraction Study, Chikako Moriyoshi, 2016 Joint RCBJSF (13th Russia/CIS/Baltic/Japan Symposium on Ferroelectricity) – IWRF (8th International Workshop on Relaxor Ferroelectrics) Conference, 2016年06月20日, 招待, 英語
  3. Electron Density Study of Ferroelectric Oxides by Synchrotron X-ray Diffraction, Chikako Moriyoshi, 2nd International Symposium on Frontiers in Materials Science, 2015年11月12日, 招待, 英語
  4. Time-Resolved Measurements of Lattice Distortion in Ferroelectric Crystals Induced by Application of Electric Field: Single Crystal Diffraction Study, Chikako Moriyoshi, 2013 American Crystallographic Association Annual Meeting, 2013年07月23日, 招待, 英語

受賞

  1. 2012年09月11日, 第34回(2012年度)応用物理学会論文賞(応用物理学会優秀論文賞), 公益社団法人応用物理学会会長