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Professor, Dr. Takafumi Kitazawa

  1. Kitazawa, T. Synthesis and Applications of New Spin Crossover Compounds.
    Crystals 2019, 9(8), 382;
    https://doi.org/10.3390/cryst9080382 -
    https://www.mdpi.com/books/pdfview/book/1663
  2. Kosone, T.; Makido, Y.; Okuda, S.; Haigo, A.; Kawasaki, T.; Akahoshi, D.; Saito, T.; Kitazawa, T. Systematic Design of Crystal Structure for Hofmann-Like Spin Crossover Fe(L)2[Ag(CN)2]2 Complexes. Crystals 2019, 9, 370.
    https://doi.org/10.3390/cryst9070370
  3. Rodríguez-Velamazán, J.A.; Kitase, K.; Palacios, E.; Castro, M.; Fernández-Blanco, Á.; Burriel, R.; Kitazawa, T. Structural Insights into the Two-Step Spin-Crossover Compound Fe(3,4-dimethyl-pyridine)2[Ag(CN)2]2. Crystals 2019, 9, 316.
    https://doi.org/10.3390/cryst9060316
  4. Mohamed, A.Y.; Lee, M.; Kitase, K.; Kitazawa, T.; Kim, J.-Y.; Cho, D.-Y. Soft X-ray Absorption Spectroscopy Study of Spin Crossover Fe-Compounds: Persistent High Spin Configurations under Soft X-ray Irradiation. Crystals 2018, 8, 433
    https://doi.org/10.3390/cryst8110433
  5. Kosone, T.; Tomori, I.; Akahoshi, D.; Saito, T.; Kitazawa, T. New Iron(II) Spin Crossover Complexes with Unique Supramolecular Networks Assembled by Hydrogen Bonding and Intermetallic Bonding. Crystals 2018, 8, 415
    https://doi.org/10.3390/cryst8110415
  6. “Metal Doping Effects on the Spin Transition properties of the Two-Dimensional Coordination Polymer {FeIIxMII1-x(3-Fluoropyridine)2[AuI(CN)2]2} (M = Mn, Co)” Takashi Kosone, Yu Onishi, Syogo Okuda, Ayaka Haigo, Takafumi Kitazawa, Trans. Mat. Res. Soc. Jpn. 2018, 43(4), 245-248.
    DOI:10.14723/tmrsj.43.245
  7. “Synthesis and Crystal Structures of Cadmium(II) Cyanide with Branched-Butoxyethanol” Takeshi Kawasaki, Takafumi Kitazawa, Crystals, 2018, 8(5), 221/1-221/10.
    DOI:10.3390/cryst8050221
  8. “Spin crossover behaviour in Hofmann-like coordination polymer Fe(py)2[Pd(CN)4] with 57Fe Mössbauer spectra” Takafumi Kitazawa, Takanori Kishida, Takeshi Kawasaki, Masashi Takahashi, Hyperfine Interact. 2017, 238(1), 1-9.
    DOI:10.1007/s10751-017-1436-4
  9.  “Modification of Cooperativity and Critical Temperatures on a Hofmann-Like Template Structure by Modular Substituent” Takashi Kosone, Takeshi Kawasaki, Itaru Tomori, Jun Okabayashi, Takafumi Kitazawa, Inorganics, 2017, 5(3), 55/1-55/8.
    DOI:10.3390/inorganics5030055
  10. “Guest molecule inserted spin crossover complexes: Fe[4-(3-pentyl)pyridine]2[Au(CN)2]2∙guest” Yusuke Ueki, Jun Okabayashi, Takafumi Kitazawa, Chem. Lett. 2017, 46(5), 747-749.
    DOI:10.1246/cl.170149
  11. “Mixed-valence states of orthorhombic [Fe3O(C6F5COO)6(C5H5N)3]∙CH2Cl2 characterized by X-ray crystallography and 57Fe Mössbauer spectroscopy: comparison with a hexagonal polymorph” Yoichi Sakai, Ryo Ogiso, Takeshi Kawasaki, Takafumi Kitazawa, Tadahiro Nakamoto, Tsutomu Takayama, Masashi Takahashi, Bull. Chem. Soc. Jpn. 2017, 90(2), 237-243.
    DOI:10.1246/bcsj.20160320
  12. “Mössbauer spectroscopic study on Hofmann-like coordination polymer Fe(4-Clpy)2[Ni(CN)4]” Takafumi Kitazawa, Takeshi Kawasaki, Hitomi Shiina, Masashi Takahashi, Croat. Chem. Acta, 2016, 89(1), 111-115.
    DOI:10.5562/cca2758
  13. “Three-dimensional cadmium(II) cyanide coordination polymers with ethoxy-, butoxy- and hexyloxy-ethanol” Takeshi Kawasaki, Takafumi Kitazawa, Crystals, 2016, 6(9), 103/1-103/11.
    DOI:10.3390/cryst6090103
  14. “2D spin-crossover coordination polymer Fe(hexyl-nicotinate)2[Au(CN)2]2” Shoutaro Ueno, Takeshi Kawasaki, Jun Okabayashi, Takafumi Kitazawa, Bull. Chem. Soc. Jpn. 2016, 89(5), 581-583.
    DOI:10.1246/bcsj.20150411
  15. “Crystal Structures and Phase Sequences of Metallocenium Salts with Fluorinated Anions: Effects of Molecular Size and Symmetry on Phase Transitions to Ionic Plastic Crystals” Tomoyuki Mochida, Yusuke Funasako, Mai Ishida, Shingo Saruta, Takashi Kosone, Takafumi Kitazawa, Chem. A Eur. J. 2016, 22(44), 15725-15732.
    DOI:10.1002/chem.201603170
  16. “Spin-Crossover Behavior of Hofmann-Type-Like Complex Fe(4,4'-bipyridine)Ni(CN)4·nH2O Depending on Guest Species” Kazumasa Hosoya, Shin-ichi Nishikiori, Masashi Takahashi, Takafumi Kitazawa, Magnetochemistry, 2016, 2(1), 1-10
    DOI:10.3390/magnetochemistry2010008
  17. “Emission behaviour of a series of bimetallic Cd(II)-Au(I) coordination polymers” Akihiko Yamagishi, Takeshi Kawasaki, Kei Hiruma, Hisako Sato, Takafumi Kitazawa, Dalton Trans. 2016, 45(18), 7823-7828.
    DOI:10.1039/C6DT00537C
  18. “Preparation and properties of halogen-free flame-retardant layered silicate-polyamide 66 nanocomposites” Kenji Tamura, Shoichi Ohyama, Kiyoshi Umeyama, Takafumi Kitazawa, Akihiko Yamagishi, Appl. Clay Sci. 2016, 126, 107-112.
    DOI:10.1016/j.clay.2016.02.027
  19. “Mössbauer spectroscopic study on spin crossover coordination polymer Fe(3-Clpy)2[Pd(CN)4]” Takafumi Kitazawa, Madoka Sekiya, Takeshi Kawasaki, Masashi Takahashi, Hyperfine Interact. 2016, 237(1), 1-7.
    DOI:10.1007/s10751-016-1238-0
  20. “Ligand 4-X pyridine (X = Cl, Br, I) dependence in Hofmann-type spin crossover complexes: Fe(4-Xpyridine)2[Au(CN)2]2” Jun Okabayashi, Shotaro Ueno, Takeshi Kawasaki, Takafumi Kitazawa, Inorg. Chim. Acta, 2016, 445, 17-21.
    DOI:10.1016/j.ica.2016.01.024
  21. “Guest-dependent spin transition with long range intermediate state for 2-dimensional Hofmann-like coordination polymer” Takashi Kosone, Takafumi Kitazawa, Inorg. Chim. Acta, 2016, 439, 159-163.
    DOI:10.1016/j.ica.2015.10.011
  22. “Harvesting light energy by iridium(III) complexes on a clay surface” Kenji Tamura, Akihiko Yamagishi, Takafumi Kitazawa, Hisako Sato, Phys. Chem. Chem. Phys. 2015, 17(28), 18288-18293.
    DOI: 10.1039/C5CP02414E
  23. “Crystal structure of m-peroxido-k4 O1,O2:O1',O 2'-bis[(nitrato-k O)(2,2':6',2''-terpyridine-k3 N,N',N'') dioxidouranium(VI)]” Takeshi Kawasaki, Takafumi Kitazawa, Acta Cryst. E. 2015, 71(5), m122-m123.
    DOI:10.1107/S2056989015007987
  24. “Structural, electronic, and magnetic properties of novel spin-crossover complex: Fe(butyl nicotinate)2[Au(CN)2]2” Shoutaro Ueno, Takeshi Kawasaki, Jun Okabayashi, Takafumi Kitazawa, Bull. Chem. Soc. Jpn. 2015, 88(4), 551-553.
    DOI:10.1246/bcsj.20140360
  25. “Crystal structure of dioxidobis(pentane-2,4-dionato-k2 O,O')[1-phenyl-3-(pyridin-4-yl)propane-kN]uranium(VI)” Takeshi Kawasaki, Takafumi Kitazawa, Acta Cryst. E. 2015, 71(1), 42-44.
    DOI:10.1107/S2056989014026607
  26. “Temperature-dependent EXAFS study for spin crossover complex: Fe(pyridine)2Ni(CN)4” Jun Okabayashi, Shoutaro Ueno, Yuki Wakisaka, Takafumi Kitazawa, Inorg. Chim. Acta, 2015, 426, 142-145.
    DOI:10.1016/j.ica.2014.11.015
  27. “Effects of auxiliary ligands of Pd(II) dimers on induction of chiral nematic phases: chirality inversion and the photo-responsive structural change” Kenji Tamura, Jun Yoshida, Masahiro Taniguchi, Takafumi Kitazawa, Akihiko Yamagishi, Hisako Sato, Dalton Trans. 2015, 44(7), 3209-3215.
    DOI:10.1039/C4DT02812K
  28. “Crystal structure and magnetic properties of the spin crossover complex FeII(ethyl nicotinate)2[AuI(CN)2]2” Akihiro Sugaya, Shotaro Ueno, Jun Okabayashi, Takafumi Kitazawa, New J. Chem. 2014, 38(5), 1955-1958.
    DOI:10.1039/C3NJ01564E
  29. “New Hofmann-like spin crossover compound with 3,5-lutidine” Takafumi Kitazawa, Miwa Takahashi, Hyperfine Interact. 2014, 226(1-3), 27-34.
    DOI:10.1007/s10751-013-0939-x
  30. “An emitting Hofmann-type compound: evidence for interlayer aurophilic interactions” Takafumi Kitazawa, Kei Hiruma, Hisako Sato, Kenji Tamura, Akihiko Yamagishi, Dalton Trans. 2013, 42(48), 16680-16682.
    DOI:10.1039/c3dt52303a
  31. “Guest-dependent spin crossover in a Hofmann-type coordination polymer Fe(4,4'-bipyridyl)[Au(CN)2]2·nGuest” Kazuki Yoshida, Daisuke Akahoshi, Takeshi Kawasaki, Toshiaki Saito, Takafumi Kitazawa, Polyhedron, 2013, 66, 252-256.
    DOI:10.1016/j.poly.2013.05.003
  32. “Axially chiral monomeric and dimeric square planar Pd(II) complexes and their application to chiral tectonics” Hisako Sato, Kazuya Morimoto, Yukie Mori, Yuji Shinagawa, Takafumi Kitazawa, Akihiko Yamagishi, Dalton Trans. 2013, 42(21), 7579-7585.
    DOI:10.1039/c3dt50420d
  33. “2D iron(II) spin crossover complex with 3,5-lutidine” Takafumi Kitazawa, Miwa Takahashi, Takeshi Kawasaki, Hyperfine Interact. 2013, 218(1-3), 133-138.
    DOI:10.1007/s10751-012-0649-9
  34. “Inversion of axial chirality in coordinated bis-b-diketonato ligands” Hisako Sato, Yukie Mori, Takafumi Kitazawa, Akihiko Yamagishi, Dalton Trans. 2013, 42(21), 232-237.
    DOI:10.1039/C2DT31746J
  35. “Crystal structure and magnetic property of spin crossover complex FeII(3-phenylpyridine)2[AuI(CN)2]2” Kazuki Yoshida, Takashi Kosone, Chikahide Kanadani, Toshiaki Saito, Takafumi Kitazawa, Polyhedron, 2011, 30(18), 3062-3066.
    DOI:10.1016/j.poly.2011.02.033
  36. “Aqua cadmium cyanide coordination polymer with nitronyl nitroxide radical” Takafumi Kitazawa, Hitomi Sato, Chihiro Kachi-Terajima, Kazuki Yoshida, Hidetsugu Takagaki, Chikahide Kanadani, Toshiaki Saito, Polyhedron, 2011, 30(18), 3054-3057.
    DOI:10.1016/j.poly.2011.02.031
  37. “Luminescence tuning of imidazole-based lanthanide(III) complexes [Ln = Sm, Eu, Gd, Tb, Dy]” Chihiro Kachi-Terajima, Katsuya Yanagi, Toru Kaziki, Takafumi Kitazawa, Miki Hasegawa, Dalton Trans. 2011, 40(10), 2249-2256.
    DOI:10.1039/c0dt01046d
  38. “Uranyl(VI)-acetylacetonate coordination compounds with various N-heterocyclic ligands”  Takeshi Kawasaki, Tatsuru Nishimura, Takafumi Kitazawa, Bull. Chem. Soc. Jpn. 2010, 83(12), 1528-1530.
    DOI:10.1246/bcsj.20100159
  39. “Two-Step Thermal Spin Transition and LIESST Relaxation of the Polymeric Spin-Crossover Compounds Fe(X-py)2[Ag(CN)2]2 (X=H, 3-methyl, 4-methyl, 3,4-dimethyl, 3-Cl)” J. Alberto Rodríguez-Velamazán, Chiara Carbonera, Miguel Castro, Elías Palacios, Takafumi Kitazawa, Jean-François Létard, Ramón Burriel, Chem. A. Eur. J. 2010, 16(29), 8785-8796.
    DOI:10.1002/chem.201000433
  40. “Mössbauer spectroscopic studies of 237Np in frozen nitric acid solution” M. Nakada, J. Wang, T. Kitazawa, M. Takahashi, M. Takeda, S. Tsusui, N.M. Masaki T. Yamashita, J. Physics: Conference Series, 2010, 217, 012042.
    DOI:10.1088/1742-6596/217/1/012042
  41. “MnIII salen-type single-molecule magnet fixed in a two-dimensional network” Chihiro Kachi-Terajima, Erina Mori, Tasuku Eiba, Toshiaki Saito, Chikahide Kanadani, Takafumi Kitazawa, Hitoshi Miyasaka, Chem. Lett. 2010, 39(2), 94-95.
    DOI:10.1246/cl.2010.94
  42. “Unprecedented three-step spin-crossover transition in new 2-dimensional coordination polymer {FeII(4-methylpyridine)2[AuI(CN)2]2}” Takashi Kosone, Itaru Tomori,; Chikahide Kanadani, Toshiaki Saito, Tomoyuki Mochida, Takafumi Kitazawa, Dalton Trans. 2010, 39(7), 1719-1721.
    DOI:10.1039/B914330K
  43. “A new spin crossover heterometallic FeIIAgI coordination polymer with the [Ag2(CN)3]- unit: crystallographic and magnetic study” Takashi Kosone, Yusuke Suzuki, Syota Ono, Chikahide Kanadani, Toshiaki Saito, Takafumi Kitazawa, Dalton Trans. 2010, 39(7), 1786-1790.
    DOI:10.1039/b910354f
  44. “Crystal structures and magnetic properties of isonicotinate- and dicyanometallate-bridged manganese(II) complexes” Takeshi Kawasaki, Chikahide Kanadani, Toshiaki Saito, Takafumi Kitazawa, Chem. Lett. 2009, 38(10), 992-993.
    DOI:10.1246/cl.2009.992
  45. “A novel bi-metal NiIICdII supramolecular structure with 4-hydroxypyridine ligands, [{CdII(4-OHpy)2}{NiII(CN)4}], and deprotonated 3-hydroxypyridine ligands, [{CdII3(3-O-py)2(mea)2}{NiII(CN)4}2]” Takashi Kosone, Yusuke Suzuki, Takafumi Kitazawa, Bull. Chem. Soc. Jpn. 2009, 82(8), 984-986.
    DOI:10.1246/bcsj.82.984
  46. “Spin crossover behavior in two-dimensional bimetallic coordination polymer FeII(3-bromo-4-picoline)2[AuI(CN)2]2: Synthesis, crystal structures, and magnetic properties” Takashi Kosone, Chikahide Kanadani, Toshiaki Saito, Takafumi Kitazawa, Polyhedron, 2009, 28(9-10), 1991-1995.
    DOI:10.1016/j.poly.2008.11.042
  47. “Synthesis, crystal structures, magnetic properties and fluorescent emissions of two-dimensional bimetallic coordination frameworks FeII(3-fluoropyridine)2[AuI(CN)2]2 and MnII(3-fluoropyridine)2[AuI(CN)2]2” Takashi Kosone, Chikahide Kanadani, Toshiaki Saito, Takafumi Kitazawa, Polyhedron, 2009, 28(9-10), 1930-1934.
    DOI:10.1016/j.poly.2008.11.006
  48. “Structural isomers of {MnII(L)2[AgI(CN)2]2} (L = 3-methylpyridine or 4-methylpyridine), bilayer structure with binuclear argentophilic interaction and interpenetrated structure with 1D chain argentophilic interaction; synthesis, crystal structure, and magnetic properties” Takashi Kosone, Yusuke Suzuki, Chikahide Kanadani, Toshiaki Saito, Takafumi Kitazawa, Bull. Chem. Soc. Jpn. 2009, 82(3), 347-351.
    DOI:10.1246/bcsj.82.347
  49. “Isotope effect on spin-crossover transition in a new two-dimensional coordination polymer [FeII(C5H5N)2][AuI(CN)2]2, [FeII(C5D5N)2][AuI(CN)2]2, and [FeII(C5H515N)2][AuI(CN)2]2” Takashi Kosone, Chihiro Kachi-Terajima, Chikahide Kanadani, Toshiaki Saito, Takafumi Kitazawa, Chem. Lett. 2008, 37(7), 754-755.
    DOI:10.1246/cl.2008.754
  50. “Dioxidobis(pentane-2,4-dionato-k2O,O')(pyridine-4-carbaldehyde oxime-kN1)uranium(VI)” Takeshi Kawasaki, Takafumi Kitazawa, Acta Cryst. E, 2008, 64(6), m788, m788/1-m788/8.
    DOI:10.1107/S1600536808012889
  51. “Aquadioxidobis(pentane-2,4-dionato)uranium(VI) pyrazine solvate” Takeshi Kawasaki, Takafumi Kitazawa, Acta Cryst. E, 2008, 64(5), m673-m674, m673/1-m673/8.
    DOI:10.1107/S1600536808009021
  52. “A two-step and hysteretic spin-crossover transition in new cyano-bridged hetero-metal FeIIAuI 2-dimensional assemblage” Takashi Kosone, Chihiro Kachi-Terajima, Chikahide Kanadani, Toshiaki Saito, Takafumi Kitazawa, Chem. Lett. 2008, 37(4), 422-423.
    DOI:10.1246/cl.2008.422
  53. “Triply interpenetrated structure of {MnII(L)2[AgI(CN)2]2}{MnII(H2O)2[AgI(CN)2]2} (L = 4-CNpy or py-4-aldoxime)” Takeshi Kawasaki, Chihiro Kachi-Terajima, Toshiaki Saito, Takafumi Kitazawa, Bull. Chem. Soc. Jpn. 2008, 81(2), 268-273.
    DOI:10.1246/bcsj.81.268
  54. “Molecular magnetism in neptunyl (+1, +2) complexes: 237Np-Moessbauer and magnetic study” Akio Nakamura, Masami Nakada, Tadahiro Nakamoto, Takafumi Kitazawa, Masuo Takeda, J. Alloy Comp. 2007, 444-445, 621-633.
    DOI:10.1016/j.jallcom.2006.12.062
  55. “Structure and Bonding in some Gd(III) metal complexes studied by three-dimensional X-ray analysis and 155Gd Mössbauer spectroscopy” Junhu Wang, Masashi Takahashi, Takafumi Kitazawa, Masuo Takeda, J. Rare Earths, 2007, 25(6), 647-653.
    DOI:10.1016/S1002-0721(08)60001-0
     
  56. “Double interpenetrated structure of poly[tetra-m2-cyanido-bis(m2-1,2-di-4-pyridylethane)manganese(II) disilver(I)]” Takeshi Kawasaki, Takafumi Kitazawa, Acta Cryst. E, 2007, 63(8), m2215-m2216.
    DOI:10.1107/S1600536807034897
  57. “Magnetic property of neptunyl (+2) complex NpO2(C6H7O2)2(C5H5N)” Akio Nakamura, Masami Nakada, Tadahiro Nakamoto, Takafumi Kitazawa, Masuo Takeda, J. Mag. Mag. Mater. 2007, 310(2, Pt. 2), 1447-1449.
    DOI:10.1016/j.jmmm.2006.10.727
  58. “A Two-Step Spin Transition with a Disordered Intermediate State in a New Two-Dimensional Coordination Polymer” J. Alberto Rodríguez-Velamazán, Miguel Castro, Elías Palacios, Ramón Burriel, Takafumi Kitazawa, Takeshi Kawasaki, J. Phys. Chem. B, 2007, 111(6), 1256-1261.
    DOI:10.1021/jp066010p
  59. Kitazawa, Takafumi. Future in actinoids coordination chemistry. Kagaku Kogyo, 2006. 57(4), 255-260.
    https://inis.iaea.org/search/search.aspx?orig_q=RN:37082465
    https://www.osti.gov/etdeweb/biblio/20778175
  60. “Molecular magnetism of neptunyl(+2) complex NpO2(C6H7O2)2(C5H5N)” Akio Nakamura, Masami Nakada, Tadahiro Nakamoto, Takafumi Kitazawa, Masuo Takeda, J. Phys. Soc. Jpn. 2006, 75(suppl.) 146-148.
    DOI:10.1143/JPSJS.75S.146
  61. “Relationship between 237Np Moessbauer parameters and bond distances in nitrogen coordinated [NpO2(acac)2py]” Takeshi Kawasaki, Takafumi Kitazawa, Tatsuru Nishimura, Masami Nakada, Masakatsu Saeki, Hyperfine Interact. 2006, 166(1-4), 417-423.
    DOI:10.1007/s10751-006-9302-9
  62. “Reevaluation of the correlation of isomer shift with Np-O bond length in various neptunyl(V and VI) compounds” Masakatsu Saeki, Masami Nakada, Takeshi Kawasaki, Tatsuru Nishimura, Takafumi Kitazawa, Masuo Takeda, J. Radioanal. Nucl. Chem. 2006, 270(2), 379-384.
    DOI:10.1007/s10967-006-0360-x
  63. “Two-step spin-crossover phenomenon under high pressure in the coordination polymer Fe(3- methylpyridine)2[Ni(CN)4]” Gábor Molnár, Thomas Guillon, Nawel Ould Moussa, Lionel Rechignat, Takafumi Kitazawa, Marc Nardone,; Azzedine Bousseksou, Chem. Phys. Lett. 2006, 423(1-3), 152-156.
    DOI:10.1016/j.cplett.2006.03.053
  64. “155Gd Mössbauer Isomer Shifts and Quadrupole Coupling Constants of Gadolinium Complexes” Masuo Takeda, Junhu Wang, Tatsuru Nishimura, Katsuya Suzuki, Takafumi Kitazawa, Masashi Takahashi, Hyperfine Interact. 2004, 156/157(1-4), 359-364.
    DOI:10.1023/B:HYPE.0000043254.78674.cf
  65. “Pressure tuning Raman spectroscopy of the spin crossover coordination polymer Fe(C5H5N)2[Ni(CN)4]” Gábor Molnár, Takafumi Kitazawa, Leonid Dubrovinsky, John J. McGarvey, Azzedine Bousseksou, J. Phys. Condensed Matt. 2004, 16(14), S1129-S1136.
    DOI:10.1088/0953-8984/16/14/022
  66. “Pressure induced phase trasitions and EOS of several Laves phase hydrides” H. Sugiura, I. Marchuk, V. Paul-Boncour, A. Percheron-Guégan, T. Kitazawa S. M. Filipek, J. Alloy. Comp. 2003, 356-357, 32-35.
    DOI:10.1016 / S0925-8388(03)00096-3
  67. “Magnetic Properties and structures of the a- and d of p-NPNN” Masafumi Tamura, Yuko Hosokoshi, Daisuke Shiomi, Minoru Kinoshita, Yasuhiro Nakasawa, Masayasu Ishikawa, Hiroshi Sawa, Takafumi Kitazawa, Atsushi Eguchi, Yutaka Nishio, Koji Kajita, J. Phys. Soc. Jpn. 2003, 72(7), 1735-1744.
    DOI:10.1143/JPSJ.72.1735
  68. “A new type of neptunyl(VI) hydroxide which is topologically similar to a-UO2(OH)2” Masami Nakada, Takafumi Kitazawa, Takashi Saito, Junhu Wang, Masuo Takeda, Toshiyuki Yamashita, Masakatsu Saeki, Bull. Chem. Soc. Jpn. 2003, 76(7), 1375-1378.
    DOI:10.1246/bcsj.76.1375
  69. “Unexpected isotope effect on the spin transition of the coordination polymer Fe(C5H5N)2[Ni(CN)4]” Kazumasa Hosoya, Takafumi Kitazawa, Masashi Takahashi, Masuo Takeda, Jean-François Meunier, Gábor Molnár, Azzedine Bousseksou, Phys. Chem. Chem. Phys. 2003, 5(8), 1682-1688.
    DOI:10.1039/b212312f
  70. “57Fe Mössbauer spectroscopic study for Fe(pyridine)2Ni(CN)4 spin-crossover compound” T. Kitazawa, K. Hosoya, M. Takahashi, M. Takeda, I. Marchuk, S. M. Filipek, J. Radioanal. Nucl. Chem. 2003, 255(3), 509-512.
    DOI:https://doi.org/10.1023/A:1022580331829
  71. “161Dy Mössbauer spectra for cyano coordination polymer compounds” K. Suzuki,; M. Takahashi,; M. Takeda,; T. Kitazawa, J. Radioanal. Nucl. Chem. 2003, 255(2), 305-309.
    DOI:https://doi.org/10.1023/A:1022596518683
  72. “155Gd Mössbauer spectra of some Gd(III)-b-diketonato complexes” J. Wang, M. Takahashi, T. Kitazawa, M. Takeda, J. Radioanal. Nucl. Chem. 2003, 255(1), 195-199.
    DOI:https://doi.org/10.1023/A:1022221007354
  73. “237Np Mössbauer spectra for neptunyl(VI) oxalate NpO2C2O4·3H2O and amorphous neptunyl(VI) hydroxide NpO2(OH)2·xH2O” Junhu Wang, Takafumi Kitazawa, Masami Nakada, Toshiyuki Yamashita, Masuo Takeda, J. Nucl. Sci. Tech. 2002, 39(Suppl. 3), 429-432.
    DOI:10.1080/00223131.2002.10875499
  74. “155Gd Mossbauer spectroscopic study of GdM(CN)6·4H2O (M = CrIII, FeIII and CoIII) and KGdM(CN)6·3H2O (M = FeII and RuII)” Junhu Wang, Junko Abe, Takafumi Kitazawa, Masashi Takahashi, Masuo Takeda, Z. Naturforsch. A. 2002, 57(6/7), 581-585.
    DOI:10.1515/zna-2002-6-752
  75. “Structural characterization of neptunyl(VI) trinitrato complexes: M[NpO2(NO3)3] (M = NH4+ and K+)” Junhu Wang, Takafumi Kitazawa, Masami Nakada, Toshiyuki Yamashita, Masuo Takeda, Bull. Chem. Soc. Jpn. 2002, 75(2),253-257.
    DOI:10.1246/bcsj.75.253
  76. “Crystal structures of two-dimensional coordination polymer Fe(methylpyridine)2Ni(CN)4” Takafumi Kitazawa, Misako Eguchi, Masuo Takeda, Mol. Cryst. Liq. Cryst. Sci Tech. A, 2000, 341, 527-532.
    DOI:10.1080/10587250008026193
  77. “Mineralomimetic cadmium cyanide benzene clathrate” T. Kitazawa, A. Nishimura, J. Struct. Chem. 2000, 40(5), 721-725.
    DOI:10.1007/BF02903448
  78. “Guest Molecular Motion of [N(CH3)4][Cd3(CN)7] Benzene, Toluene, and Ethylbenzene Clathrates As Studied by 2H NMR” Shin-ichi Nishikiori, Takafumi Kitazawa, Chong-Hyeak Kim, Toschitake Iwamoto, J. Phys. Chem. A, 2000, 104(12), 2591-2598.
    DOI:10.1021/jp9926286
  79. “Novel BEDT-TTF salts containing rare earth ions, (ET)4Ln(NCS)6·CH2Cl2” Masafumi Tamura, Fumitake Matsuzaki, Yutaka Nishio, Koji Kajita, Takafumi Kitazawa, Hatsumi Mori, Shoji Tanaka, Synthetic Metals, 1999, 102(1-3), 1716-1717.
    DOI:10.1016/S0379-6779(98)00891-1
  80. “A new mineralomimetic Cd(CN)2 host framework which is intermediate between H- and L-cristobalite-like frameworks” Takafumi Kitazawa, Chem. Commun. 1999, (10), 891-892.
    DOI:10.1039/a901613i
  81. “Synthesis of neptunyl(VI) hydroxides and their 237Np Mössbauer spectra” T. Saito, J. Wang, T. Kitazawa, M. Takahashi, M. Takeda, M. Nakada, T. Nakamoto, N. M. Masaki, T. Yamashita, M. Saeki, J. Radioanal. Nucl. Chem. 1999, 239(2), 319-323.
    DOI:10.1007/BF02349504
  82. “57Fe Mossbauer spectroscopic and magnetic study of a spin-crossover polymer complex, Fe(3- chloropyridine)2Ni(CN)4” T. Kitazawa, Mi. Takahashi, Ma. Takahashi, M. Enomoto, A. Miyazaki, T. Enoki, M. Takeda, J. Radioanal. Nucl. Chem. 1999, 239(2), 285-290.
    DOI:10.1007/BF02349498
  83. “57Fe Mossbauer spectra and crystal structure of Hofmann-type thiophene clathrate, Fe(NH3)2Ni(CN)4·2C4H4S” Takafumi Kitazawa, Yuji Gomi, Masashi Takahashi, Masuo Takeda, Mol. Cryst. Liq. Cryst. Sci. Tech A, 1998, 311, 167-172.
    DOI:10.1080/10587259808042383
  84. “A new type of mineralomimetic cadmium cyanide host framework containing methyl acetate” Takafumi Kitazawa, J. Mater. Chem. 1998, 8(3), 671-674.
    DOI:10.1039/a707250c
  85. “Conversion of the valence states of 57Fe atoms produced in 57Co-labeled [Co(pyridine)2Ni(CN)4]” Takuma Sato, Fumitoshi Ambe, Takafumi Kitazawa, Hirotoshi Sano, Masuo Takeda, Chem. Lett. 1997, (12), 1287-1288.
    DOI:10.1246/cl.1997.1287
  86. “Mineralomimetic chemistry as a modern aspect of co-ordination chemistry” Toschitake Iwamoto, Shin-ichi Nishikiori, Takafumi Kitazawa, Hidetaka Yuge, J. Chem. Soc., Dalton Trans. 1997, (22), 4127-4136.
    DOI:10.1039/A702539D
  87. “Hofmann-H2O-type and Hofmann-H2O-Td-type host structures accommodating 1,4-dioxane: crystal structures of trans-bis(morpholine-N)cadmium(II) tetracyanonickelate(II), trans-diaquacadmium(II) tetracyanonickelate(II) (1,4-dioxane)(1/2) and trans-diaquacadmium(II) tetracyanocadmate(II)(1,4-dioxane)(1/2)” Hidetaka Yuge, Chong-Hyeak Kim, Toschitake Iwamoto, Takafumi Kitazawa, Inorg. Chim. Acta, 257(2), 217-224.
    DOI:10.1016/S0020-1693(96)05484-9
  88. “The structure of the mineralomimetic cadmium cyanide-dimethyl carbonate clathrate” Takafumi Kitazawa, J. Incl. Phenom. Mol. Recog. Chem. 1996, 26(1-3), 153-159.
    DOI:10.1007/BF01029939
  89. “Crystal structure and 57Fe Mössbauer spectra of Hofmann-type pyrrole clathrate, Fe(NH3)2Ni(CN)4·2C4H5N” Takafumi Kitazawa, Yoshiyuki Sato, Yuji Gomi, Masashi Takahashi, Masuo Takeda, Mol. Cryst. Liq. Cryst. Sci. Tech. A, 1996, 286, 109-114.
    DOI: https://doi.org/10.1080/10587259608042273
  90. “57Fe Mössbauer spectra of FeNi(CN)4 layered host aniline clathrates” Takafumi Kitazawa, Yoshiyuki Sato, Masashi Takahashi. Masuo Takeda, J. Phys. Chem. Sol. 1996, 57(6-8), 1073-1078.
    DOI:10.1016/0022-3697(95)00398-3
  91. “Alkane-like building blocks in the supramolecular structures built of cyanocadmate moieties - Why don't you, organic chemists, learn more from CN-linked inorganic structures?” Hidetaka Yuge, Takafumi Kitazawa, Toschitake Iwamoto, Mol Cryst. Liq. Cryst. Sci. Tech. A, 1996, 278, 77-85.
    DOI:10.1080/10587259608033659
  92. “New type clathrate of the 3D metal complex host (N-methyl-1,3-diaminopropane)cadmium(II) tetracyanocadmate(II)” Takafumi Kitazawa, Mol Cryst. Liq. Cryst. Sci. Tech. A, 1996, 276, 167-172.
    DOI:10.1080/10587259608039374
  93. “127I Mössbauer spectra and x-ray crystal structures for hypervalent iodine(III) complex of hexafluorocumyl alcohol and related 10-I-3 compounds” Masashi Takahashi, Hiroshi Nanba, Takafumi Kitazawa, Masuo Takeda, Yasuo Ito, J. Cood. Chem. 1996, 37(1-4), 371-378.
    DOI:10.1080/00958979608023567
  94. “Dual behavior of acetonitrile in a new cadmium cyanide clathrate: crystal structure of Cd(CH3CN)2Cd(CN)4∙2CH3CN” Takafumi Kitazawa, Takao Kikuyama, Harumi Ugajin, Masahi Takahashi, Masuo Takeda, J. Coord. Chem. 1996, 37(1-4), 17-22.
    DOI:10.1080/00958979608023537
  95. “Spin-crossover behavior of the coordination polymer FeII(C5H5N)2NiII(CN)4” Takafumi Kitazawa, Yuji Gomi, Masashi Takahashi, Masuo Takeda, Miki Enomoto, Akira Miyazaki, Toshiaki Enoki, J. Mater. Chem. 1996, 6(1), 119-121.
    DOI:10.1039/jm9960600119
  96. “Mineralomimetic chemistry of cyanometallates” Toschitake Iwamoto, Shin-ichi Nishikiori, Takafumi Kitazawa, Supramol. Chem. 1995, 6(1-2), 179-186.
    DOI:10.1080/10610279508032534
  97. “Silica-mimetic polymorphism of the Cd(CN)2 host lattice depending on the guest G in Cd(CN)2∙xG.clathrates” Takafumi Kitazawa, Takao Kikuyama, Masuo Takeda, Toshitake Iwamoto, J. Chem. Soc., Dalton Trans. 1995, (22), 3715-3720.
    DOI:10.1039/DT9950003715
  98. “Three-dimensional framework structures built of heptacyanotricadmate(II) units providing polyhedral cavities for guests: classification of the zeolite-like structures” Takafumi Kitazawa, Shin-ichi Nishikiori, Toschitake Iwamoto, J. Chem. Soc., Dalton Trans. 1994, (24), 3695-3710.
    DOI:10.1039/DT9940003695
  99. “Cadmium cyanide-ether clathrates: crystal structures of Cd8(CN)16(H2O)6∙6G (G = Et2O or Pr2iO) and Cd3(CN)6(H2O)2.2Pr2nO” Takafumi Kitazawa, Takao Kikuyama, Masashi Takahashi, Masuo Takeda, J. Chem. Soc., Dalton Trans. 1994, (20), 2933-2937.
    DOI:10.1039/DT9940002933
  100. “Study by X-ray crystallography and Moessbauer spectroscopy of CeFe(CN)6·5H2O and GdFe(CN)6·4H2O” Takafumi Kitazawa, Masashi Takahashi, Masuo Takeda, Hyperfine Interact. 1994, 84(1-4), 527-532.
    DOI:10.1007/BF02060704
  101. “Clathrate compounds of cadmium cyanide and related hosts with cristobalite-like lattice structures” Takafumi Kitazawa, Shin-ichi Nishikiori, Reiko Kuroda, Toschitake Iwamoto, J. Chem. Soc., Dalton Trans. 1994, (7), 1029-1036.
    DOI:10.1039/DT9940001029
  102. “Study by x-ray crystallography and Mössbauer spectroscopy of the layered compounds with two dimensional metal complex iron(II) tetracyanonickelate(II)”  Takafumi Kitazawa, Michie Fukunaga, Masashi Takahashi, Masuo Takeda, Mol. Cryst. Liq. Cryst. Sci. Tech. A, 1994, 244, 331-336.
    DOI: https://doi.org/10.1080/10587259408050126
  103. “Structural characterization of infinite three-dimensional [Cd4(CN)9]- ion” Takafumi Kitazawa, Hisashi Sugisawa, Masuo Takeda, Toschitake Iwamoto, J. Chem. Soc., Chem. Commun. 1993, (24), 1855-1856.
    DOI:10.1039/c39930001855
  104. “121Sb Mössbauer spectra for crown ether adducts of antimony(III) chloride and molecular structure of SbCl3∙12- crown-4” Masashi Takahashi, Takafumi Kitazawa, Masuo Takeda, J. Chem. Soc., Chem. Commun. 1993, (23), 1779-1781.
    DOI:10.1039/C39930001779
  105. “Cd(CN)3-: a novel mineralomimetic infinite chain-like polycyanopolycadmate anion” Takafumi Kitazawa, Michiyo Akiyama, Masashi Takahashi, Masuo Takeda, J. Chem. Soc., Chem. Commun. 1993, (14), 1112-1113.
    DOI:10.1039/C39930001112
  106. “Synthesis and structural characterization of a new mineralomimetic ion, [Cd2(CN)7]3-” Takafumi Kitazawa, Masuo Takeda, J. Chem. Soc., Chem. Commun. 1993, (3), 309-310.
    DOI:10.1039/c39930000309
  107. “Clay-like structures built of polycyanopolycadmate systems” Takafumi Kitazawa, Shin-ichi Nishikiori, Toschitake Iwamoto, Mater. Sci. Forum, 91-93, 257-264.
    DOI:10.4028/www.scientific.net/MSF.91-93.257
  108. “Tetrahedral guest in a tetrahedral cavity: A neopentane molecule encaged in a three-dimensional cadmium cyanide framework” Takafumi Kitazawa, Shin-ichi Nishikiori, Akihiko Yamagishi, Reiko Kuroda, Toschitake Iwamoto, J. Chem. Soc., Chem. Commun. 1992, (5), 413-415.
    DOI:10.1039/c39920000413
  109. “The crystal structures of a,w-diaminoalkane cadmium(II) tetracyanonickelate(II)-aromatic molecule inclusion compounds. VI. The twisted skeleton of 1,9-diaminononane in catena-[catena-m-(1,9-diaminononane) cadmium(II)tetra-m-cyanonickelate(II)]-o-xylene (2/1)” Masato Hashimoto, Takafumi Kitazawa, Tai Hasegawa, Toschitake Iwamoto, J. Incl. Phenom. Mol. Recog. Chem. 1991, 11(2), 153-158.
    DOI:10.1007/BF01153298
  110. “Thermoanalytical investigation of the guest-release process in aromatic-guest clathrates of three-dimensional metal complex hosts” Takafumi Kitazawa, Yoriko Mizushima, Junko Shiraha, Ryoko Taguchi, Akemi Katoh, Tai Hasegawa, Shin-ichi Nishikiori, Toschitake Iwamoto, J. Incl. Phenom. Mol. Recog. Chem. 1991, 10(1), 29-37.
    DOI:10.1007/BF01041637
  111. “Novel three-dimensional metal-complex host structures of catena-[propylenediaminecadmium(II) tetra-m- cyanonickelate(II)] and catena-[propylenediaminecadmium(II) tetra-m-cyanocadmate(II)]” Ki Min Park, Masato Hashimoto, Takafumi Kitazawa, Toschitake Iwamoto, Chem. Lett. 1990, (9), 1701-1704.
    DOI:10.1246/cl.1990.1701
  112. “Orientation of guest benzene molecules in Hofmann-type and related clathrates by molecular mechanics calculations” Shin-ichi Nishikiori, Takafumi Kitazawa, Reiko Kuroda, Toschitake Iwamoto, J. Incl. Phenom. Mol. Recog. Chem. 1989, 7(3), 369-377.
    DOI:10.1007/BF01076991
  113. “Novel clathrate compound of cadmium cyanide host with an adamantane-like cavity. Cadmium cyanidecarbon tetrachloride(1/1)” Takafumi Kitazawa, Shin-ichi Nishikiori, Reiko Kuroda, Toschitake Iwamoto, Chem. Lett. 1988, (10), 1729-1732.
    DOI:10.1246/cl.1988.1729
  114. “Two novel metal-complex host structures consisting of cyanocadmate coordination polyhedra. Clay-like and zeolite-like structures” Takafumi Kitazawa, Shin-ichi Nishikiori, Reiko Kuroda, Toschitake Iwamoto, Chem. Lett. 1988, (3), 459-462.
    DOI:10.1246/cl.1988.459
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