論文・講演



全出版物


掲載予定
  1. [著書] M. Mochizuki
    Dynamical magnetoelectric phenomena of skyrmions in multiferroics (15 pages)
    Chapter contribution to a book entitled ``Multiferroics: Fundamentals and Applications"
    300 pages in total, (Walter de Gruyter GmbH, Berlin/Boston, 2021年1月15日出版予定, edited by D. Meier, A. Canos, M. Trassin)
    ISBN 978-3110580976
    ※各章のオンライン版がPhysical Sciences Reviews第5巻第1号に先行出版されています.
    DOI: 10.1515/psr-2019-0017


2020年度
  1. [論文] K. Kitayama and M. Mochizuki
    Predicted photoinduced topological phases in organic salt α-(BEDT-TTF)2I3
    Physical Review Research 2, 023229/1-7 (2020).
    DOI: 10.1103/PhysRevResearch.2.023229 (arXiv:2005.14364)


2019年度
  1. [論文] M. Miyake, and M. Mochizuki
    Creation of nanometric magnetic skyrmions by global application of circularly polarized microwave magnetic field
    Physical Review B 101, 094419/1-9 (2020).
    DOI: 10.1103/PhysRevB.101.094419 (arXiv:2003.07022)


  2. [論文] K. Tanaka, R. Sugawara, and M. Mochizuki
    Theoretical study on stabilization and destabilization of magnetic skyrmions by uniaxial-strain-induced anisotropic Dzyaloshinskii--Moriya interactions
    Physical Review Materials 4, 034404/1-8 (2020).
    DOI: 10.1103/PhysRevMaterials.4.034404 (arXiv:2003.07034)


  3. [解説(日本語)] 望月維人
    「温めると縮む磁石の謎がついに解けた!」
    日本物理学会誌 第75巻第3号(2020年3月号「解説」)pp. 130-138.


  4. [解説(日本語)] 望月維人
    「局所電場印加による磁気スキルミオン書き込み技術の理論設計」 (PDF, 8 MB 掲載ライセンス取得済み)
    日本磁気学会報「まぐね」第15巻第1号 (2020年2月号特集記事) pp. 192-198.


  5. [論文] K. Shimizu, and M. Mochizuki
    Theoretical study on slit experiments in Rashba electron systems
    Physical Review B 101, 045301/1-6 (2020).
    DOI: 10.1103/PhysRevB.101.045301 (arXiv:1909.10725)


  6. [Proceedings(査読無)] M. Mochizuki, T. Koide, M. Ikka, and A. Takeuchi
    Microwave-Active Dynamics of Magnetic Skyrmions under Application of a Tilted Magnetic Field
    Proceedings of META 2019 Lisbon - Portugal pp.611 (2019).
    ISSN: 2429-1390


  7. [レビュー] M. Mochizuki
    Dynamical magnetoelectric phenomena of skyrmions in multiferroics
    Physical Sciences Reviews 5, 20190017 (2019).
    (Walter de Gruyter GmbH, Berlin/Boston, 2020)
    ISSN (Online): 2365-659X, DOI: 10.1515/psr-2019-0017


  8. [解説(日本語)] 望月維人
    「冷やすと膨らむ不思議な磁石 ―半世紀の謎がついに解けた―」
    現代化学 No.582 (2019年9月号「解説」) pp. 26-29.


  9. [論文] T. Koide, A. Takeuchi, and M. Mochizuki
    DC spinmotive force from microwave-active resonant dynamics of skyrmion crystal under a tilted magnetic field
    Physical Review B 100, 014408/1-9 (2019).
    DOI: 10.1103/PhysRevB.100.014408 (arXiv:1907.00621)


  10. [解説(日本語)] 望月維人
    「磁気スキルミオンのマイクロ波誘起現象と素子機能」
    応用物理 第88巻第7号 (2019年7月号「研究紹介」) pp. 460-464.
    DOI: 10.11470/oubutsu.88.7_460


  11. [論文] A. Takeuchi, S. Mizushima, and M. Mochizuki
    Electrically driven spin torque and dynamical Dzyaloshinskii-Moriya interaction in magnetic bilayer systems
    Scientific Reports 9, 9528/1-8 (2019).
    DOI: 10.1038/s41598-019-46009-x (arXiv:1907.00601)


  12. [論文] K.-J. Kim, M. Mochizuki, and T. Ono
    Prediction of topological Hall effect in a driven magnetic domain wall
    Applied Physics Express 12, 053006/1-3 (2019).
    DOI: 10.7567/1882-0786/ab1801 (arXiv:1907.01648)


  13. [論文] L. V. Abdurakhimov, S. Khan, N. A. Panjwani, J. D. Breeze, M. Mochizuki, S. Seki, Y. Tokura, J. J. L. Morton, and H. Kurebayashi
    Magnon-photon coupling in the noncollinear magnetic insulator Cu2OSeO3
    Physical Review B 99, 140401(R)/1-6 (2019).
    DOI: 10.1103/PhysRevB.99.140401 (arXiv:1802.07113) Editors' Suggestion


2018年度
  1. [論文] M. Kobayashi, and M. Mochizuki
    Theory of magnetism-driven negative thermal expansion in inverse perovskite antiferromagnets
    Physical Review Materials 3, 024407/1-6 (2019).
    DOI: 10.1103/PhysRevMaterials.3.024407 (arXiv:1902.08904)


  2. [論文] K. Kurushima, K. Tanaka, H. Nakajima, M. Mochizuki, and S. Mori
    Microscopic magnetization distribution of Bloch lines in a uniaxial magnet
    Journal of Applied Physics 125, 053902/1-4 (2019).
    DOI: 10.1063/1.5042678 (arXiv:1907.00819)


  3. [論文] M. Ikka, A. Takeuchi, and M. Mochizuki
    Resonance modes and microwave-driven translational motion of a skyrmion crystal under an inclined magnetic field
    Physical Review B 98, 184428/1-9 (2018).
    DOI: 10.1103/PhysRevB.98.184428 (arXiv:1811.06501)


  4. [論文] I. Aupiais, M. Mochizuki, H. Sakata, R. Grasset, Y. Gallais, A. Sacuto, and M. Cazayous
    Colossal electromagnon excitation in the non-cycloidal phase of TbMnO3 under pressure
    npj Quantum Materials 3, 60/1-5 (2018).
    DOI: 10.1038/s41535-018-0130-3 (arXiv:1901.00919)


  5. [論文] A. Takeuchi, and M. Mochizuki
    Selective activation of an isolated magnetic skyrmion in a ferromagnet with microwave electric fields
    Applied Physics Letters 113, 072404/1-5 (2018).
    DOI: 10.1063/1.5045629 (arXiv:1810.01606)


2017年度
  1. [論文] M. Mochizuki, K. Ihara, J. Ohe, and A. Takeuchi
    Highly efficient induction of spin polarization by circularly polarized electromagnetic waves in the Rashba spin-orbit systems
    Applied Physics Letters 112, 122401/1-5 (2018).
    DOI: 10.1063/1.5022262 (arXiv:1809.07513)


  2. [論文] M. Mochizuki, M. Kobayashi, R. Okabe, and D. Yamamoto
    Spin model for nontrivial types of magnetic order in inverse-perovskite antiferromagnets
    Physical Review B 97, 060401(R)/1-5 (2018).
    DOI: 10.1103/PhysRevB.97.060401 (arXiv:1809.04740)


  3. [論文] H. Nakajima, A. Kotani, M. Mochizuki, K. Harada, and S. Mori
    Formation process of skyrmion lattice domain boundaries: The role of grain boundaries
    Applied Physics Letters 111, 192401/1-5 (2017).
    DOI: 10.1063/1.4991791 (arXiv:1907.00774)


  4. [論文] M. Mochizuki
    Controlled creation of nanometric skyrmions using external magnetic fields
    Applied Physics Letters 111, 092403/1-5 (2017).
    DOI: 10.1063/1.4993855 (arXiv:1809.04331)


2016年度
  1. [解説(日本語)] 望月維人
    「磁気スキルミオンのデバイス機能とダイナミクス」
    電子通信学会技報 第116巻第83号 pp. 39-44.


  2. [解説(日本語)] 望月維人
    「磁気スキルミオンのメモリ素子応用を目指した研究の潮流」
    IDEMA Japan News (日本HDD協会技術委員会ヘッドディスク部会 2016年11月8日より) pp. 1-6.


2015年度
  1. [解説(日本語)] 松原正和,望月維人,木村剛
    「スパイラル磁性強誘電体TbMnO3におけるマルチフェロイックドメインの外場応答」
    固体物理 第51巻第3号 (2016年3月号「トピックス」) pp. 25(173)-37(185).


  2. [著書] M. Mochizuki
    Current-Driven Dynamics of Skyrmions (27 pages)
    Chapter contribution to a book entitled ``Topological Structures in Ferroic Materials: Domain Walls, Skyrmions and Vortices"
    240 pages in total, (Springer, Berlin, 2016, edited by J. Seidel)
    ISBN 978-3-319-25301-5


  3. [解説(日本語)] 松原正和,望月維人,木村剛
    「マルチフェロイック物質の磁気強誘電ドメインを直接観察」
    Scienceに載った日本人 2016年号 (AAAS, New York) pp. 41-42


  4. [論文] M. Mochizuki
    Creation of Skyrmions by Electric Field on Chiral-Lattice Magnetic Insulators
    Advanced Electronic Materials 2, 1500180/1-6 (2016).
    DOI: 10.1002/aelm.201500180 (arXiv:1511.07123)


  5. [解説(日本語)] 望月維人
    「磁気スキルミオンのダイナミクスとデバイス機能」
    (公社)日本磁気学会第205回研究会資料 pp.39-44 (2015).


  6. [論文] M. Mochizuki
    Theory of Magnetic-Field-Induced Polarization Flop in Spin-Spiral Multiferroics
    Physical Review B 92, 224412/1-6 (2015).
    DOI: 10.1103/PhysRevB.92.224412 (arXiv:1511.07960)


  7. [レビュー] M. Mochizuki, and S. Seki
    Dynamical magnetoelectric phenomena of multiferroic skyrmions
    Journal of Physics: Condensed Matter 27, 503001/1-24 (2015).
    DOI: 10.1088/0953-8984/27/50/503001 (arXiv:1511.07761)


  8. [著書] S. Seki, M. Mochizuki
    Skyrmions in Magnetic Materials (Springer, Berlin, 2015)
    ISBN 978-3-319-24651-2


  9. [論文] I. Kezsmarki, S. Bordács, P. Milde, E. Neuber, L. M. Eng, J. S. White, H. M. Ronnow, C. D. Dewhurst, M. Mochizuki, K. Yanai, H. Nakamura, D. Ehlers, V. Tsurkan, A. Loidl
    Neel-type skyrmion lattice with confined orientation in the polar magnetic semiconductor GaV4S8
    Nature Materials 14, 1116-1122 (2015).
    DOI:10.1038/nmat4402 (arXiv:1502.08049)


  10. [論文] M. Mochizuki and Y. Watanabe
    Writing a skyrmion on multiferroic materials
    Applied Physics Letters 107, 082409/1-5 (2015).
    DOI: 10.1063/1.4929727 (arXiv:1511.08433)


  11. [解説(日本語)] 望月維人
    「スキルミオンを作る・消す・動かす」 (PDF, 1.57 MB 掲載許可を取得済み)
    日本磁気学会報「まぐね」第10巻第4号 (2015年8月号特集記事) pp. 192-198.


  12. [論文] M. Matsubara, S. Manz, M. Mochizuki, T. Kubacka, A. Iyama, N. Aliouane, T. Kimura, S. Johnson, D. Meier, and M. Fiebig
    Magnetoelectric domain control in multiferroic TbMnO3
    Science 348, 1112-1115 (2015).
    DOI: 10.1126/science.1260561


  13. [論文] M. Mochizuki
    Microwave Magnetochiral Effect in Cu2OSeO3
    Physical Review Letters 114, 197203/1-5 (2015).
    DOI: 10.1103/PhysRevLetters114.197203 (arXiv:1504.05864)


2014年度
  1. [特許]
    出願:特願2015-072079 (平27.3.31) 出願種別(通常)
    名称:スキルミオン生成装置,スキルミオン生成方法,および磁気記憶装置
    出願人:国立研究開発法人科学技術振興機構
    発明者氏名:望月維人


  2. [解説(日本語)] 望月維人,関真一郎
    「絶縁体中の磁気スキルミオン相が示す電気磁気ダイナミクス」
    日本物理学会誌 第69巻第3号 (2014年3月号「解説」) pp. 132-139.


  3. [解説(日本語)] 望月維人,永長直人
    「磁気スキルミオンが示す特異な熱励起・電流誘起ダイナミクス」
    固体物理 第49巻第3号 (2014年3月号「トピックス」) pp. 25(125)-35(135).


  4. [論文] M. Mochizuki, X. Z. Yu, S. Seki, N. Kanazawa, W. Koshibae, J. Zang, M. Mostovoy, Y. Tokura, N. Nagaosa
    Thermally driven ratchet motion of a skyrmion microcrystal and topological magnon Hall effect
    Nature Materials 13, 241-246 (2014).
    doi :10.1038/nmat3862


  5. [論文] J. Iwasaki, M. Mochizuki, and N. Nagaosa
    Current-induced skyrmion dynamics in constricted geometries
    Nature Nanotechnology 8, 742-747 (2013).


  6. [論文] Y. Okamura, F. Kagawa, M. Mochizuki, M. Kubota, S. Seki, S. Ishiwata, M. Kawasaki, Y. Onose, Y. Tokura
    Microwave magnetoelectric effect via skyrmion resonance modes in a helimagnetic multiferroic
    Nature Communications 4, 3391/1-6 (2013).


  7. [論文] M. Mochizuki, and S. Seki
    Magnetoelectric resonances and predicted microwave diode effect of the skyrmion crystal in a multiferroic chiral-lattice magnet
    Physical Review B 87, 134403/1-5 (2013).


2012年度
  1. [論文] J. Iwasaki, M. Mochizuki, and N. Nagaosa
    Universal current-velocity relation of skyrmion motion in chiral magnets
    Nature Communications 4, 1463/1-8 (2013).


  2. [特許]
    出願:特願2013-240064 (平25.11.20) 出願種別(通常)
    公開:特開2015-100083 (平27.5.28)
    名称:電磁波の透過率制御方法,電磁波の透過率制御デバイス
    出願人:国立研究開発法人理化学研究所, ローム株式会社
    発明者氏名:岡村嘉大,賀川史敬,関真一郎,久保田将司,石渡晋太郎,小野瀬佳文,
    望月維人,十倉好紀,川崎雅司


  3. [特許]
    出願:特願2013-045860 (平25.3.7) 出願種別(通常)
    公開:特開2014-175417 (平26.9.22)
    名称:スキルミオンの生成,消去方法および磁気素子
    出願人:国立研究開発法人理化学研究所
    発明者氏名:永長直人,望月維人,岩崎惇一


2011年度
  1. [論文] Y. Shiomi, M. Mochizuki, Y. Kaneko, and Y. Tokura
    Hall Effect of Spin-Chirality Origin in a Triangular-Lattice Helimagnet Fe1.3Sb
    Physical Review Letters 108, 056601/1-5 (2012).


  2. [論文] H. Wadati, M. Mochizuki et al.
    Origin of the Large Polarization in Multiferroic YMnO3 Thin Films Revealed by Soft- and Hard-X-Ray Diffraction
    Physical Review Letters 108, 047203/1-5 (2012).


  3. [論文] M. Mochizuki
    Spin-Wave Modes and Their Intense Excitation Effects in Skyrmion Crystals
    Physical Review Letters 108, 017601/1-5 (2012).


  4. [論文] M. Mochizuki, N. Furukawa and N. Nagaosa
    Theory of spin-phonon coupling in multiferroic manganese perovskites RMnO3
    Physical Review B 84, 144409/1-14 (2011). Editors' Suggestionに選ばれました!


  5. [Proceedings(査読有)] M. Mochizuki and N. Nagaosa
    Numerical Simulation of Spin-Chirality Switching in Multiferroics via Intense Electromagnon Excitations
    Journal of Physics: Conference Series. 320, 012082/1-6 (2011).


  6. [論文] P. Rovillain, M. Cazayous, Y. Gallais, M-A. Measson, A. Sacuto, H. Sakata, and M. Mochizuki
    Magnetic Field Induced Dehybridization of the Electromagnons in Multiferroic TbMnO3
    Physical Review Letters 107, 027202/1-4 (2011).


  7. [解説(日本語)] 望月維人,古川信夫,永長直人
    「マルチフェロイックスにおけるエレクトロマグノン励起」
    日本物理学会誌 第66巻第4号 (2011年4月号「最近の研究から」) pp. 280-284.


2010年度
  1. [解説(日本語)] 望月維人,古川信夫,永長直人
    「マルチフェロイック希土類Mnペロフスカイトにおける電気磁気現象の理論」
    固体物理 第46巻第2号 (2011年2月号「解説」) pp. 55-73.


  2. [論文] M. Mochizuki and N. Furukawa
    Theory of Magnetic Switching of Ferroelectricity in Spiral Magnets
    Physical Review Letters 105, 187601/1-4 (2010).


  3. [論文] M. Mochizuki and N. Nagaosa
    Theoretically Predicted Picosecond Optical Switching of Spin Chirality in Multiferroics
    Physical Review Letters 105, 147202/1-4 (2010).


  4. [論文] M. Mochizuki, N. Furukawa and N. Nagaosa
    Spin Model of Magnetostrictions in Multiferroic Mn Perovskites
    Physical Review Letters 105, 037205/1-4 (2010).


  5. [論文] M. Mochizuki, N. Furukawa and N. Nagaosa
    Theory of Electromagnons in the Multiferroic Mn Perovskites: The Vital Role of Higher Harmonic Components of the Spiral Spin Order
    Physical Review Letters 104, 177206/1-4 (2010).


2009年度
  1. [論文] N. Furukawa and M. Mochizuki
    Roles of Bond Alternation in Magnetic Phase Diagram of RMnO3
    Journal of the Physical Society of Japan 79, 033708/1-4 (2010).


  2. [論文] M. Tokunaga, Y. Yamasaki, Y. Onose, M. Mochizuki, N. Furukawa and Y. Tokura
    Novel Multiferroic State of Eu1-xYxMnO3 in High Magnetic Fields
    Physical Review Letters 103, 187202/1-4 (2009).


  3. [論文] M. Mochizuki and N. Furukawa
    Microscopic Model and Phase Diagrams of the Multiferroic Perovskite Manganites
    Physical Review B 80, 134416 (2009).


  4. [論文] M. Mochizuki and N. Furukawa
    Mechanism of Lattice-Distortion-Induced Electric-Polarization Flop in the Multiferroic Perovskite Manganites
    Journal of the Physical Society of Japan 78, 053704/1-4 (2009).


2008年度
  1. [論文] F. Kagawa, M. Mochizuki, Y. Onose, H. Murakawa, Y. Kaneko, N. Furukawa and Y. Tokura
    Dynamics of Multiferroic Domain Wall in Spin-Cycloidal Ferroelectric DyMnO3
    Physical Review Letters 102, 057604/1-4 (2009).


  2. [論文] Y. Takahashi, N. Kida, Y. Yamasaki, J. Fujioka, T. Arima, R. Shimano, S. Miyahara, M. Mochizuki, N. Furukawa and Y. Tokura
    Evidence for an Electric-Dipole Active Continuum Band of Spin Excitations in Multiferroic TbMnO3
    Physical Review Letters 101, 187201/1-4 (2008).


2007年度
  1. [論文] D. Yoshizumi, Y. Muraoka, Y. Okamoto, Y. Kiuchi, J. Yamaura, M. Mochizuki, M. Ogata and Z. Hiroi
    Precise Control of Band Filling in NaxCoO2
    Journal of the Physical Society of Japan 76, 063705/1-4 (2007).


2006年度
  1. [論文] M. Mochizuki, H. Q. Yuan and M. Ogata
    Specific Heat and Superfluid Density for Possible Two Different Superconducting States in NaxCoO2・yH2O
    Journal of the Physical Society of Japan 76, 023702/1-5 (2007).


  2. [論文] M. Mochizuki and M. Ogata
    CoO2-Layer-Thickness Dependence of Magnetic Properties and Possible Two Different Superconducting States in NaxCoO2・yH2O
    Journal of the Physical Society of Japan 76, 013704/1-5 (2007).


  3. [論文] M. Mochizuki and M. Ogata
    Deformation of Electronic Structures Due to CoO6 Distortion and Phase Diagrams of NaxCoO2・yH2O
    Journal of the Physical Society of Japan 75, 113703/1-5 (2006).


  4. [Proceedings(査読有)] Y. Yanase, M. Mochizuki and M. Ogata
    Role of Spin-Orbit Interaction on the Superconductivity in NaxCoO2・yH2O: Phase Diagram under the Magnetic Field
    Physica B 378-380, 873-874 (2006).


  5. [Proceedings(査読有)] M. Mochizuki, Y. Yanase and M. Ogata
    Magnetic Fluctuation and Pairing Instability Controlled by the CoO6 Distortion in the Sodium Cobalt Oxide
    Physica B 378-380, 875-877 (2006).


2005年度
  1. [論文] Y. Yanase, M. Mochizuki and M. Ogata
    Role of Spin-Orbit Coupling on the Spin Triplet Pairing in NaxCoO2・yH2O II: Multiple Phase Diagram under the Magnetic Field
    Journal of the Physical Society of Japan 74, 3351-3364 (2005).


  2. [論文] Y. Yanase, M. Mochizuki and M. Ogata
    Role of Spin-Orbit Coupling on the Spin Triplet Pairing in NaxCoO2・yH2O I: d-Vector under Zero Magnetic Field
    Journal of the Physical Society of Japan 74, 2568-2578 (2005).


  3. [論文] M. Mochizuki, Y. Yanase and M. Ogata
    Ferromagnetic and Triplet-Pairing Instabilities Controlled by Trigonal Distortion of CoO6 Octahedra in NaxCoO2・yH2O
    Journal of the Physical Society of Japan 74, 1670-1673 (2005).


  4. [Proceedings(査読有)] Y. Yanase, M. Mochizuki and M. Ogata
    Theoretical Analysis on the Multi-Orbital Model for the Superconductivity in NaxCoO2
    Physica B 359-361, 1351-1353 (2005).


  5. [Proceedings(査読有)] M. Mochizuki, Y. Yanase and M. Ogata
    Ferromagnetic Fluctuation and Superconductivity in Na0.35CoO2・1.3H2O: FLEX Study of Multi-Orbital Hubbard Model
    Physica B 359-361, 594-596 (2005).


  6. [論文] Y. Yanase, M. Mochizuki and M. Ogata
    Multi-Orbital Analysis on the Superconductivity in NaxCoO2・yH2O
    Journal of the Physical Society of Japan 74, 430-444 (2005).


  7. [論文] M. Mochizuki, Y. Yanase and M. Ogata
    Ferromagnetic Fluctuation and Possible Triplet Superconductivity in NaxCoO2・yH2O: Fluctuation-Exchange Study of the Multiorbital Hubbard Model
    Physical Review Letters 94, 147005/1-4 (2005).


2004年度以前
  1. [レビュー] M. Mochizuki and M. Imada
    Orbital Physics in the Perovskite Ti Oxides
    New Journal of Physics 6, 154/1-42 (2004).


  2. [論文] M. Mochizuki and M. Imada
    G-Type Antiferromagnetism and Orbital Ordering Due to the Crystal Field from the Rare-Earth Ions Induced by the GdFeO3-Type Distortion in RTiO3 with R=La, Pr, Nd and Sm
    Journal of the Physical Society of Japan 73, 1833-1850 (2004).


  3. [論文] M. Mochizuki and M. Imada
    Orbital-Spin Structure and Lattice Coupling in RTiO3 Where R=La, Pr, Nd and Sm
    Physical Review Letters 91, 167203/1-4 (2003).


  4. [論文] M. Mochizuki
    Spin and Orbital States and Their Phase Transitions of the Perovskite-Type Ti Oxides: Weak Coupling Approach
    Journal of the Physical Society of Japan 71, 2039-2047 (2002).


  5. [論文] M. Mochizuki and M. Imada
    Origin of G-Type Antiferromagnetism and Orbital-Spin Structures in LaTiO3
    Journal of the Physical Society of Japan 70, 2872-2875 (2001).


  6. [解説(日本語)] 望月維人,今田正俊
    「ぺロフスカイト型チタン酸化物における磁気-軌道状態と相転移」
    固体物理 第36巻第11号 (2001年11月号「トピックス」) pp. 793-802.


  7. [論文] M. Mochizuki and M. Imada
    Magnetic and Orbital States and Their Phase Transition of the Perovskite-Type Ti Oxides: Strong Coupling Approach
    Journal of the Physical Society of Japan 70, 1777-1789 (2001).


  8. [論文] M. Mochizuki and M. Imada
    Magnetic Phase Transition of the Perovskite-Type Ti Oxides
    Journal of the Physical Society of Japan 69, 1982-1985 (2000).