Takayuki Ishida

Overview

Best Publications

• Oximate-Bridged Trinuclear Dy−Cu−Dy Complex Behaving as a Single-Molecule Magnet and Its Mechanistic Investigation

  Fumihito Mori;Tetsuya Nyui;Takayuki Ishida;Takashi Nogami

  371
  Citations

• Giant Coercivity in a One-Dimensional Cobalt-Radical Coordination Magnet

  Norio Ishii;Yoshitomo Okamura;Susumu Chiba;Takashi Nogami

  290
  Citations

• Bis[3-tert-butyl-5-(N-oxy-tert-butylamino)phenyl] nitroxide in a quartet ground state: a prototype for persistent high-spin poly[(oxyimino)-1,3-phenylenes]

  Takayuki Ishida;Hiizu Iwamura

  231
  Citations

• Isolation and characterization of Diels–Alder adducts of C60 with anthracene and cyclopentadiene

  Minoru Tsuda;Takayuki Ishida;Takashi Nogami;Sadamu Kurono

  173
  Citations

• Magnetic-field induced gap and staggered susceptibility in the S = 1/2 chain [PM?Cu(NO3)2?(H2O)2]n (PM = pyrimidine)

  R Feyerherm;S Abens;D Günther;T Ishida

  163
  Citations

• Syntheses, Structures, and Magnetic Properties of Acetato- and Diphenolato-Bridged 3d–4f Binuclear Complexes [M(3-MeOsaltn)(MeOH)x(ac)Ln(hfac)2] (M = ZnII, CuII, NiII, CoII; Ln = LaIII, GdIII, TbIII, DyIII; 3-MeOsaltn = N,N′-Bis(3-methoxy-2-oxybenzylidene)-1,3-propanediaminato; ac = Acetato; hfac = Hexafluoroacetylacetonato; x = 0 or 1)

  Masaaki Towatari;Koshiro Nishi;Takeshi Fujinami;Naohide Matsumoto

  158
  Citations

• Antiferromagnetic coupling of transition metal spins across pyrimidine and pyrazine bridges in dinuclear manganese(II), cobalt(II), nickel(II) and copper(II) 1,1,1,5,5,5-hexafluoropentane-2,4-dionate complexes

  Takayuki Ishida;Takashi Kawakami;Shin-ichi Mitsubori;Takashi Nogami

  138
  Citations

• Proposed Mechanism of Ferromagnetic Interaction of Organic Ferromagnets : 4-(Arylmethyleneamino)-2,2,6,6-tetramethylpiperidin-1-oxyls and Related Compounds

  Takashi Nogami;Takayuki Ishida;Masanori Yasui;Fujiko Iwasaki

  114
  Citations

• Carbonato-bridged Ni(II)2Ln(III)2 (Ln(III) = Gd(III), Tb(III), Dy(III)) complexes generated by atmospheric CO2 fixation and their single-molecule-magnet behavior: [(μ4-CO3)2{Ni(II)(3-MeOsaltn)(MeOH or H2O)Ln(III)(NO3)}2]·solvent [3-MeOsaltn = N,N'-bis(3-methoxy-2-oxybenzylidene)-1,3-propanediaminato].

  Soichiro Sakamoto;Takeshi Fujinami;Koshiro Nishi;Naohide Matsumoto

  110
  Citations

• Synthesis, Structure, Luminescent, and Magnetic Properties of Carbonato-Bridged ZnII2LnIII2 Complexes [(μ4-CO3)2{ZnIILnLnIII(NO3)}2] (LnIII = GdIII, TbIII, DyIII; L1 = N,N′-Bis(3-methoxy-2-oxybenzylidene)-1,3-propanediaminato, L2 = N,N′-Bis(3-ethoxy-2-oxybenzylidene)-1,3-propanediaminato)

  Kiyomi Ehama;Yusuke Ohmichi;Soichiro Sakamoto;Takeshi Fujinami

  104
  Citations

• Strong ferromagnetic exchange couplings in copper(II) and nickel(II) complexes with a paramagnetic tridentate chelate ligand, 2,2'-bipyridin-6-yl tert-butyl nitroxide.

  Keita Osanai;Atsushi Okazawa;Takashi Nogami;Takayuki Ishida

  100
  Citations

• Linker stoichiometry-controlled stepwise supramolecular growth of a flexible Cu2Tb single molecule magnet from monomer to dimer to one-dimensional Chain

  Soumavo Ghosh;Yumi Ida;Takayuki Ishida;Ashutosh Ghosh

  98
  Citations

• Organic Radicals Exhibiting Intermolecular Ferromagnetic Interactions with High Probability: 4-Arylmethyleneamino-2,2,6,6-tetramethylpiperidin-1-yloxyls and Related Compounds

  Kensuke Togashi;Ron Imachi;Katsuyuki Tomioka;Hidenori Tsuboi

  98
  Citations

• A New Organic Ferromagnet: 4-Benzylideneamino-2,2,6,6-tetramethylpiperidin-1-oxyl

  Takashi Nogami;Katsuyuki Tomioka;Takayuki Ishida;Hajime Yoshikawa

  97
  Citations

• Exchange coupling in TbCu and DyCu single-molecule magnets and related lanthanide and vanadium analogs

  Takayuki Ishida;Ryo Watanabe;Kei Fujiwara;Atsushi Okazawa

  97
  Citations

• Syntheses and magnetic properties of poly(phenylacetylenes) carrying a (1-oxido-3-oxy-4,4,5,5-tetramethyl-2-imidazolin-2-yl) group at the meta or para position of the phenyl ring

  Akiteru Fujii;Takayuki Ishida;Noboru Koga;Hiizu Iwamura

  95
  Citations

• Intramolecular magnetic coupling between two nitrene or two nitroxide units through 1,1-diphenylethylene chromophores. Isomeric dinitrenes and dinitroxides related in connectivity to trimethylenemethane, tetramethyleneethane, and pentamethylenepropane

  Takuya Matsumoto;Takayuki Ishida;Noboru Koga;Hiizu Iwamura

  92
  Citations

• Synthesis of 3,3-disubstituted oxindoles through Pd-catalyzed intramolecular cyanoamidation

  Yoshizumi Yasui;Haruhi Kamisaki;Takayuki Ishida;Yoshiji Takemoto

  91
  Citations

• Ferromagnetic exchange coupling of vanadium(IV) dpi spins across pyrimidine rings: dinuclear complexes of oxovanadium(IV) bis(1,1,1,5,5,5-hexafluoropentane-2,4-dionate) bridged by pyrimidine derivatives.

  Takayuki Ishida;Shin-Ichi Mitsubori;Takashi Nogami;Naoya Takeda

  90
  Citations

• Ferro- and antiferromagnetic coupling switch accompanied by twist deformation around the copper(II) and nitroxide coordination bond.

  Atsushi Okazawa;Daisuke Hashizume;Takayuki Ishida

  89
  Citations

• A Unique Example of Structural Diversity Tuned by Apparently Innocent o-, m-, and p-Nitro Substituents of Benzoate in Their Complexes of Mn(II) with 4,4′-Bipyridine: 1D Ladder, 2D Sheet, and 3D Framework

  Paramita Kar;Rituparna Biswas;Yumi Ida;Takayuki Ishida

  88
  Citations