Publications

Peer Reviewed Papers

  1. Syntheses, Crystal Structures and Solid State Absorption Spectra of n-Propylsulfanyl- and Isopropylsulfanyl-Substituted 2,5-Di(1,3-dithiol-2-ylidene)-1,3-dithiolane-4-thione Derivatives with Methoxycarbonyl Groups (Kazumasa Ueda, Hiroki Kusanagi, Hiroki Nanbo, Tsunayoshi, Takehara, Takeyuki Suzuki) Chem. Soc. Jpn., 90, 306-311 (2017).
  2. Synthesis, Electronic, and Crystal Structures of Methoxycarbonyl-substituted　2,5-Di(1,3-dithiol-2-ylidene)-1,3-dithiolane-4-thione Derivatives (Kazumasa Ueda, Hiroki Kusanagi, Hiroki Nanbo, Yoshiumi Kohno, Tomoe Egami, Keiko Miyabayashi, and Takeyuki Suzuki) Lett., 43(8) pp.1224 – 1226 (2014).
  3. Zigzag Arrangement of Bromo-substituted 2,5-Di(1,3-dithiol-2-ylidene)-1,3-dithiolane-4-thione Derivatives and Their Physical Properties (Kazumasa Ueda, Kei Kunimoto, Kousuke Henmi, Keiko Miyabayashi, and Kenji Yoza) Lett., 42(11) pp. 1420-1422 (2013).
  4. 2,5-Bis(1,3-dithiol-2-ylidene)-1,3-dithiolane-4-thione ( Ueda, K. Suzuki, K. Kunimoto, K. Yoza) Acta Cryst. E68, o52 (2012).
  5. Syntheses, crystal structures and DFT calculations of 2-[4,5-bis(ethylsulfanyl)-1,3-dithiol-2-ylidene]-5- (4,5-diiodo-1,3-dithiol-2-ylidene)-1,3-dithiolan-4-thione and –one ( Ueda, K. Suzuki, K. Suzuki, K. Yoza, T. Ishida) Physica B: Physics of Condensed Matter, 405(11), pp. S69-S74 (2010).
  6. (5E)-2-[4,5-bis(methylsulfanyl)-1,3-dithiol-2-ylidene]-5-(4-iodo-1,3-dithiol-2-ylidene)-1,3-dithiolan-4-one ( Ueda, K. Yoza) Acta Cryst.E65, o2920 (2009).
  7. 5-(4,5-Diiodo-1,3-dithiol-2-ylidene)-4,5-bis(methylsulfanyl)-2,2-bi-1,3-dithiole-4(5H)-thione ( Ueda, K, Yoza) Acta Cryst. E65, o2831 (2009).
  8. 5-(4,5-Diiodo-1,3-dithiol-2-ylidene)-4’,5’-bis(methylsulfanyl)-2,2-bi-1,3-dithiol-4(5H)-one ( Ueda, K, Yoza) Acta Cryst. E65, o2716 (2009).
  9. Localized quantum spin reversal by spin injection in a spin quantum dot: A model calculation ( Kokado, K. Ueda, K. Harigaya, A. Sakuma) PHYSICA STATUS SOLIDI A-APPLIED RESEARCH, 204, pp. 1937-1943 (2007).
  10. Dithiolene Vanadium Complexes Based Regulated Domain Arrangement by Colloidal Lithography ( Ueda, M. Utsumi) Polyhedron, 26, pp. 2381-2385 (2007).
  11. Theoretical study of a localized quantum spin reversal by the sequential injection of spins in a spin quantum dot, (S. Kokado, Ueda, K. Harigaya, A. Sakuma) PHYSICAL REVIEW B, 76, 054451-1 (2007).
  12. Conventional Fabrication Method for TCNQ Radical Anion Salts Molecular Wires ( Ueda, T. Suzuki, R. Kita) J. Low Temp. Phys., 142(3/4), pp. 207-210 (2006).
  13. Highly Humidified Fabrication Method for Dithiolene Oxovanadium Complexes Molecular Rings ( Ueda, T. Suzuki, R. Kita) J. Low. Temp. Phys., 142(3/4), pp. 441-444 (2006).
  14. Physical Properties of Thin Filmed Dithiolene Vanadium Complexes ( Ueda, G. Tanaka, T. Suzuki, R. Kita, S. Kokado) Polyhedron, 24, pp. 2533 – 2537 (2005).
  15. Synthesis, Crystal Structure and Magnetic Property of Bis(tetra-n-butylammonium) Bis(4,5-dicyanobenzene-1,2-dithiolato) Oxovanadium Complex (T. Suzuki, Ueda, R. Kita, S. Kokado, K. Harigaya) Polyhedron, 24, pp. 2492 – 2496 (2005).
  16. Crystal structure and electrical conductivity of {trans-[Ru(ox)(en)2NO]}2(TCNQ)3 (ox = oxalate, en = ethylenediamine, TCNQ = 7,7,8,8-tetracyanoquinodimethane) at ground state ( Ueda, M. Takahashi, H. Tomizawa, E. Miki C. Faulmann) J. Mol. Struct., 751, pp. 12-16 (2005).
  17. Synthesis, Crystal Structure, and Electrical Properties of Novel Radical Cation Salts of Iodine-substituted TTF-derived donors wit the Nitroprusside Anion Exhibiting Strong -I•••NC- Interaction ( Ueda, T. Sugimoto, C. Faulmann, P. Cassoux) Eur. J. Inrg. Chem. 2003, pp. 2333-2338 (2003).
  18. Monoanionic and Neutral Tris(dialkylthiotetrathiafulvalenyldithiolato) Vanadium Complexes (T. Yoneda, Y. Kamata, Ueda, T. Sugimoto, T. Tada, M. Shiro, H. Yoshino and K. Murata) Synth. Met., 135–136, pp. 573-574 (2003).
  19. Electronic Properties of Cs2TCNQ3 Crystals Grown under Magnetic Field (K. Kuroda, T. Sugimoto, H. Hagiwara, Hasanudin, Ueda, T. Tada, H. Uozaki, N. Toyota I. Mogi, K. Watanabe, M. Motokawa) Synth. Met., 133–134, pp. 535-537 (2003).
  20. Crystal Structures, and Electrical Conducting and Magnetic Properties in Two Different Crystals of (Ethylenedithiotetrathiafulvalenothioquinone-1,3-dithiolemethide)2MBr4 (M = Fe, Ga) (T. Matsumoto, T. Kominami, K. Ueda, T. Sugimoto, H. Yoshino, K. Murata, E Negishi, N. Toyota, K. Takahashi, M. Shiro) Synth. Met., 133–134, pp. 333-335 (2003).
  21. Magnetic Semiconductor: Structural, Magnetic, and Conducting Properties of the Salts of the 6-Oxoverdazyl Radical Cation with M(dmit)2 Anions (M = Ni, Zn, Pd, and Pr, dmit = 1,3-dithiol-2-thione-4,5- dithiolate) K. Mukai, T. Hatanaka, N. Senba, T. Nakayashiki, Y. Misaki, K. Tanaka, Ueda, T. Sugimoto, N. Azuma) Inorg. Chem., 41, pp. 5066 – 5074 (2002).
  22. Metallic Conductivity and Ferromagnetic Ordering of Fe(III) d spins in the Needle Crystals of (Ethylenedithiotetrahiafulvalenoquinone-1,3-dithiolemethide)2FeBr4 Salt (T. Matsumoto, T. Kominami, K. Ueda, T. Sugimoto, S. Noguchi, H. Yoshino, K. Murata, M. Shiro, E. Negishi, N. Toyota, S. Endo, T. Takahashi) Inorg. Chem., 41, pp. 4763 – 4769 (2002).
  23. Crystal Structures, and Electrical Conducting and Magnetic Properties in the Plate Crystals of (Ethylenedithiotetrathiafulvalenoquinone-1,3-dithiolemethide)2 MX4 (M = Fe, Ga, X = Br; M = Fe, X = Cl) Salts (T. Matsumoto, T. Kominami, Ueda, T. Sugimoto, T. Tada, H. Yoshino, K. Murata, M. Shiro, E.-i. Negishi, S. Endo, H. Matsui, N. Toyota and K. Takahashi) J. Solid State. Chem., 168, pp. 408-417 (2002).
  24. FERROMAGNETIC PHASE TRANSITION AT AROUND 20 K IN NEUTRAL DICHLORO- AND ACETYLACETONATO-MANGANESE COMPLEXES WITH TWO DIETHYLTHIO-TETRATHIAFULVALENYLDITHIOLATO GROUPS ( Ueda, Y. Kamata, T. Yoneda, T. Matsumoto and T. Sugimoto) Mol. Cryst. Liq. Cryst. 376, pp. 417 – 422 (2002).
  25. N-Methylphenazinium 2,5-Dichloro-7,7′,8,8′-tetracyanoquinodimethanide ( Ueda, T. Sugimoto and T. Mochida) Acta Cryst. E, 57, pp. o578 – o580 (2001).
  26. A uniform and one-dimensional stacking of 2,5-dichlorotetracyanoquinodimethanide molecules in the tetramethylarsonium salt ( Ueda, T. Sugimoto, T. Tada, K.-i. Nishimura and T. Mochida) Acta Cryst. C, 57, pp. 400 – 402 (2001).
  27. Low temperature electric nature of t-phase conductiors (T. Konoike, A. Oda, K. Iwashita, T . Yamamoto, H. Tajima, H. Yoshino, Ueda, T. Sugimoto, K. Hiraki, T. Takahashi, T. Sasaki, Y. Nishio, K. Kajita, G. C. Papavassiliou, G. A. Mousdis and K. Murata) Synth. Met., 120, pp. 801 – 802 (2001).
  28. Electrical Conducting and Magnetic Properties in FeBr4 Salts of Dimethylthio- and Ethylenedithio- tetrathiafulvalenoquinone-1,3-dithiolemethide ( Ueda, T. Kominami, H. Tsuchiya, T. Sugimoto and M. Shiro) Synth. Met., 120, pp. 803 – 804 (2001).
  29. Crystal Structure, and Electrical Conducting and Magnetic Properties of an (Ethylenedithiotetrathiafulvalenothioquinone-1,3-dithiolemethide)3/CuCl4 Complex (M. Iwamatsu, Kominami, K. Ueda, T. Sugimoto, T. Tada, K.-i. Nishimura, T. Adachi, H. Fujita, F. Z. Guo, H. Yoshino, K. Murata and M. Shiro) J. Mater. Chem., 11, pp. 385 – 391 (2001).
  30. Estimation of the Site-Energy Difference in the Crystal of Et4N(DMTCNQ)2, tetraethylammonium(dimethyltetracyano-p-quinodimethanide)2 (C. Nakano, K. Yakushi, M. Kohama, Ueda and T. Sugimoto) Solid State Commun., 113, pp. 677 – 682 (2001).
  31. ESR Detections of Radical Species on the Redox Reactions of TTF-Derivatives for Explication of Possible Biological Reactions (H. Fujita, M. Iwamatsu, T. Kominami, Ueda and T. Sugimoto) Magnetic Resonance in Medicine, 11, pp. 71 – 76 (2000).
  32. 1:1 Complexes of Dimethylthio- and Ethylenedithio-tetrathiafulvalenoquinone-1,3- dithiolemethides with CuBr2 as a New Type of p/d Molecular System (M. Iwamatsu, T. Kominami, Ueda, T. Sugimoto, H. Fujita, H. Yoshino, K. Murata and M. Shiro) Inorg. Chem., 17, pp. 3810 – 3815 (2000).
  33. 2,2′-Spirobi(1,3-benzodithiole) ( Ueda, M. Iwamatsu, T. Sugimoto, T. Tada and K.-i. Nishimura) Acta Crysatllogr. Sect. C, 56, pp. e160 – e161 (2000).
  34. Selenocalbonyl Analogues of Tetrathiafulvaleno-quinone(-thioquinone)-1,3-dithiolemethides as New Donor Molecules ( Ueda, T. Kominami, M. Iwamatsu and T. Sugimoto) Chem. Lett., pp. 842 – 843 (2000).
  35. 1,3,4,6-Tetrathiapentalene-5-spiro-2′,1,3-trione and Its 2-Thione Analogue ( Ueda, M. Iwamatsu and T. Sugimoto) Acta Crystallogr. Sect. C, 55, IUC9800077 (1999).
  36. Structural Phase Transition in (NMe4)2TCNQ3 (K. Yagi, H. Terauchi, Kuroda, K. Ueda and T. Sugimoto) J. Phys. Soc. Jpn., 68, pp. 3770 – 3773 (1999).
  37. A Neutral Bis(diethylthiotetrathiafulvalenyldiselenolato) Nickel Complex: A Superior Organic Conductor to the Corresponding Dithiolato Derivative ( Ueda, Y. Kamata, M. Iwamatsu, T. Sugimoto and H. Fujita) J. Mater. Chem., 9, pp. 2979 – 2983 (1999).
  38. Bis(thioxo-diethylthiotetrathiafulvalenyl)ylidene, a New Donor Molecule with High Electron-Donating Ability Comparable to Tetrathiafulvalene ( Ueda, Y. Kamata, T. Kominami, M. Iwamatsu, and T. Sugimoto), Chem. Lett., pp. 987 – 988 (1999).
  39. Tetrathiafulvaleno-quinonemethides and -thioquinonemethides (M. Iwamatsu, T. Kominami, Ueda, T. Sugimoto, H. Fujita and T. Adachi), Chem. Lett., pp. 329 – 330 (1999).
  40. Magnetic Torque Measurements on Superconducting l-(BETS)2GaCl4 (H. Uozaki, S. Kawamata, K. Okuda, Ueda, T. Sugimoto and N. Toyota), Synth. Met., 103, pp. 1981 – 1982 (1999).
  41. Synthesis, and Electrical Conducting and Magnetic Properties of Neutral Bis(Tetrathia-fulvalenyldithiolato) Cobalt Complexes ( Ueda, M. Goto, Y. Kamata, M. Iwamatsu, T. Sugimoto, S. Endo, N. Toyota, K. Yamamoto and H. Fujita), Synth. Met., 103, pp. 1976 – 1977 (1999).
  42. Deuteration Effect in κ-(h8-ET)2NH4Hg(SCN)4 (S. Endo, H. Uozaki, H. Matsui, K. Okamoto, M. Yamaguchi, T. Yasuda, Ueda, T. Sugimoto and N. Toyota), Synth. Met., 102, pp. 1763 – 1764 (1999).
  43. Solid Sate High Resolution NMR Studies of Electron Spin Densities in Charge-Transfer Complex-Based Organic Ferromagnets (G. Maruta, S. Takeda, K. Yamaguchi, Ueda and T. Sugimoto), Synth. Met., 103, pp. 2333 – 2334 (1999).
  44. Room-Temperature Ferromagnetic Behavior in 2,5-Diethyltetracyanoquinodimethanide Salts (T. Sugimoto, K. Shiwaku, M. Kohama, Ueda and H. Fujita), Synth. Met., 103, pp. 2312 – 2313 (1999).
  45. Temperature Dependence of Electronic Optical Absorption in (NMe4+･TCNQ-.)2･TCNQ (N. Kuroda, T. Sugimoto, Ueda, M. Kohama and N. Toyota), Synth. Met., 103, pp. 2327 – 2348 (1999).
  46. Electrical Conducting and Magnetic Properties of Cesium Salts of Radical Anions of Dimethyl- and Diethyl-Substituted Tetracyanoquinodimethanes, and Tetracyanonapthoquinodimethane (T. Sugimoto, K. Shiwaku, M. Kohama, Ueda, S. Endo, N. Toyota and H. Fujita), Synth. Metals, 103, pp. 2300 – 2301 (1999).
  47. Synthesis and Electrical Conducting Properties of Unsymmetrical Spiro Compounds Bearing a Tetrathiafulvalenyl Group (M. Iwamatsu, Ueda, T. Sugimoto and H. Fujita), Synth. Met., 103, pp. 1617 – 1618 (1999).
  48. Highly-Conducting Neutral Copper Complexes Substituted with Two Tetrathiafulvalenyl-dithiolato Groups ( Ueda, M. Goto, M. Iwamatsu, T. Sugimoto, K. Yamamoto and H. Fujita), J. Mater. Chem., 8, pp. 2195 – 2198 (1998).
  49. 1:2 Dimethyl-Substituted Tetracyanoquinodimethane/Its Radical Anion Mixed Salts: Ferromagnetic Behavior and High Electrical Conductivity at Room Tempertaure (T. Sugimoto, Ueda, S. Endo, N. Toyota, T. Tada, K. Nishimura, M. Kohama, K. Shiwaku, K. Yamamoto, T. Yamaguchi, Y. Suenaga and M. Munakata), Chem. Phys. Lett., 288, pp. 767 – 775 (1998).
  50. Electronic State and ESR Studies for the Ion Radicals of Substituted anthracene/benzoquinone Adducts (H. Fujita, H. Yoshida, T. Sugimoto and Ueda), Magnetic Resonance in Medicine, 9, pp. 75 – 78 (1998).
  51. A Novel Tetrathiafulvalenoquinodimethane Derivative Exhibiting Strong Electronic Absorption in a Near-Infrared Region ( Ueda, M. Iwamatsu, T. Sugimoto and H. Fujita), Chem. Lett., pp. 1197 – 1198 (1997).
  52. New Spiro Donor Molecules: Bis(tetrathiafulvalenyldithio)-methane and -germane ( Ueda, M. Yamanoha, T. Sugimoto, H. Fujita, A. Ukawa, K. Yakushi and K. Kano), Chem. Lett., pp. 461 – 462 (1997).
  53. Ferromagnetic Behavior of 1:2 TCNQ/TCNQ-. Mixed Salts at Room Temperature (T. Sugimoto, Ueda, S. Endo, N. Toyota, M. Kohama, K. Yamamoto, H. Morimoto, T. Yamaguchi, Y. Suenaga, M. Munakata, N. Hosoito, N. Kanehisa, Y. Shibamoto and Y. Kai), Mol. Cryst. Liq. Cryst., 305, pp. 217 – 226 (1997).
  54. Temperature Dependence of Crystal Structures, and Electrical Conducting and Magnetic Properties in Plate Crystals of 1:2 Tetrafluorotetracyanoquinodimethane /Tetrafluorotetracyano-quinodimethanide Mixed Tetramethyl-ammonium and -phosphonium Salts ( Ueda, T. Sugimoto, T. Tada, K. Nishimura, S. Endo, N. Toyota, M. Kohama, K. Yamamoto, T. Yamaguchi, Y. Suenaga, M. Munakata, N. Kanehisa, Y. Kai and N. Hosoito), Mol. Cryst. Liq. Cryst., 296, pp. 323 – 333 (1997).
  55. Synthesis, and Electrical Conducting and Magnetic Properties of a Neutral Bis(dimethylthiotetrathiafulvalenyldithiolate)copper Complex ( Ueda, M. Goto, T. Sugimoto, S. Endo, N. Toyota, K. Yamamoto and H. Fujita), Synth. Met., 85, pp. 1679 – 1680 (1997).
  56. TCNQ/TCNQ-. Mixed Salts Exhibiting Ferromagnetic Behavior at Room Temperature ( Ueda, T. Sugimoto, S. Endo, N. Toyota, M. Kohama, K. Yamamoto, Y. Suenaga, H. Morimoto, T. Yamaguchi, M. Munakata, N. Hosoito, N. Kanehisa, Y. Shibamoto and Y. Kai), Chem. Phys. Lett., 261, pp. 295 – 300 (1996).
  57. Remarkably Strong Antiferromagnetic Interaction through an Intervening Hydrogen Atom in N-(n-propyl)Pyridinium-substituted Imidazolin-1-oxyl Iodide ( Ueda, M. Tsujii, T. Suga, T. Sugimoto, N. Kanehisa, Y. Kai and N. Hosoito), Chem. Phys. Lett., 253, pp. 355 – 360 (1996).
  58. Ferromagnetic Behavior of a Tetrafluorotetracyanoquinodimethanide Salt at Room Temperature (T. Sugimoto, Ueda, M. Tsujii, H. Fujita, N. Hosoito, N. Kanehisa, Y. Shibamoto and Y. Kai), Chem. Phys. Lett., 249, pp. 304 – 308 (1996).
  59. Crystal Structures and Magnetic Properties of Tetrafluorotetracyanoquinodimethanide Salts ( Ueda, H. Morimoto, T. Sugimoto, N. Kanehisa, Y. Shibamoto and Y. Kai), Mol. Cryst. Liq. Cryst., 279, pp. 123 – 132 (1996).
  60. Preparation and Spin-spin Interactions of 4,4′-(Triptycene-1,8-diyl)bis(1-methyl-2,6-diphenylpyridinyl) Diradical and Its 1,5-Diyl Isomer (K. Okada, Ueda, M. Oda, H. Murai, K. Akiyama and Y. Ikegami), Chem. Lett., pp. 169 – 170 (1996).
  61. Synthesis of 1,8,13-tris(methoxycarbonyl)triptycene (K. Ueda, T. Kawase, M. Oda), Chemistry Express, pp. 263 – 267 (1995).