Professor

Yamamoto Hiroshi YAMAMOTO Professor

Education

March 1993Bachelor of Science, The University of Tokyo
March 1995Master of Science, Graduate School of Science, The University of Tokyo
March 1998Doctor of Science, Graduate School of Science, The University of Tokyo
Doctor thesis "Control of the Arrangement and Electronic Structure of Donor Molecules in the Organic Conductors"

Careers

1998 - 1999Research Associate, Faculty of Science, Gakushuin University
1999 - 2000Special Postdoctoral Researcher, Condensed Molecular Materials Laboratory, RIKEN
2000 - 2006Research Scientist, Condensed Molecular Materials Laboratory, RIKEN
2007 - 2012Senior Research Scientist, Condensed Molecular Materials Laboratory, RIKEN
2012 -Professor, Institute for Molecular Science
2012 -Professor, Department of Structural Molecular Science, The Graduate University of Advanced Sciences 
  

Themes

  • Organic spintronics using chiral molecules
  • Supramolecular nanowire
  • Organic Mott-FET/Superconducting devices

Awards

  • 2020   NAGAI Foundation for Science ＆ Technology Academic Award
  • 2019   Chemical Society of Japan Award for Creative Work
  • 2009   RIKEN Research Incentive Award
  • 2009   The Award for the Young Distinguished Scientist of the Japan Society for Molecular Science
  • 2009   CrystEngComm Prize

Papers  (Recent publications are listed in ORCID)

  1. G. Kawaguchi, A. A. Bardin, M. Suda, M. Uruichi, H. M. Yamamoto,
    An Ambipolar Superconducting Field-Effect Transistor Operating above Liquid Helium Temperature
    Adv. Mater., 31, 1805715 (2019).   
  2. Y. Kawakami, T. Amano, Y. Yoneyama, Y. Akamine, H. Itoh, G. Kawaguchi, H. M. Yamamoto, H. Kishida, K. Itoh, T. Sasaki, S. Ishihara, Y. Tanaka, K. Yonemitsu, S. Iwai,
    Nonlinear charge oscillation driven by a single-cycle light field in an organic superconductor
    Nature Photonics, 12, 474-478 (2018).   
  3. H. Oike, M. Suda, M. Kamitani, A. Ueda, H. Mori, Y. Tokura, H. M. Yamamoto, and F. Kagawa, 
    Size effects on supercooling phenomena in strongly correlated electron systems: IrTe2 and θ−(BEDT−TTF)2RbZn(SCN)4
    Phys. Rev. B, 97, 085102 (2018).   
  4. H. M. Yamamoto, M. Suda, Y. Kawasugi, 
    Organic phase-transition transistor with strongly correlated electrons
    Jpn. J. Appl. Phys., 57, 03EA02 (2018).   
  5. M. Suda, H. M. Yamamoto, 
    Field-, strain- and light-induced superconductivity in organic strongly correlated electron systems
    PCCP, 20, 1321 (2017).   
  6. E. Tisserond, J. N. Fuchs, M. O. Goerbig, P. Auban-Senzier, C. Meziere, P. Batail, Y. Kawasugi, M. Suda, H. M. Yamamoto, R. Kato, N. Tajima and M. Monteverde, 
    Aperiodic quantum oscillations of particle-hole asymmetric Dirac cones
    Euro. Phys. Lett., 119, 67001 (2017).   
  7. H. Yamakawa, T. Miyamoto, T. Morimoto, T. Tanishige, H. Yada, N. Kida, M. Suda, H. M. Yamamoto, R. Kato, K. Miyagawa, K. Kanoda and H. Okamoto, 
    Mott Transition by an Impulsive dielectric Breakdown
    Nat. Mater., 16, 1100-1105 (2017).   
  8. F. Yang, M. Suda and H. M. Yamamoto, 
    Fabrication and Operation of Monolayer Mott FET at Room Temperature
    Bull. Chem. Soc. Jpn., 90(11), 1259-1266 (2017). (Selected for BCSJ Award Article) 
  9. M. Suda, N. Takashina, S. Namuangruk, N. Kungwan, H. Sakurai and H. M. Yamamoto, 
    N-type Superconductivity in an organic Mott insulator induced by light-driven electron-doping
    Adv. Mater., 29, 1606833 (2017). 
  10. Yoshiaki Sato, Yoshitaka Kawasugi, Masayuki Suda, Hiroshi M. Yamamoto, and Reizo Kato , 
    Critical Behavior in Doping-Driven Metal–Insulator Transition on Single-Crystalline Organic Mott-FET
    Nano Lett., 17, 708 (2017). 
  11. Yoshitaka Kawasugi, Kazuhiro Seki, Yusuke Edagawa, Yoshiaki Sato, Jiang Pu, Taishi Takenobu, Seiji Yunoki, Hiroshi M. Yamamoto and Reizo Kato, 
    Simultaneous enhancement of conductivity and Seebeck coefficient in an organic Mott transistor
    Appl. Phys. Lett. 109, 233301 (2016) 
  12. Yoshitaka Kawasugi, Kazuhiro Seki, Yusuke Edagawa, Yoshiaki Sato, Jiang Pu, Taishi Takenobu, Seiji Yunoki, Hiroshi M. Yamamoto, and Reizo Kato, 
    Electron–hole doping asymmetry of Fermi surface reconstructed in a simple Mott insulator
    Nature Commun., 7, 12356 (2016)   
  13. Syuma Yasuzuka, Shinya Uji, Takako Konoike, Taichi Terashima, David Graf, Eun Sang Choi, James S. Brooks, Hiroshi M. Yamamoto, and Reizo Kato, 
    Shubnikov–de Haas Effect and Angular-Dependent Magnetoresistance in Layered Organic Conductor β′′-(ET)(TCNQ)
    J. Phys. Soc. Jpn., 85, 084701 (2016)   
  14. H. Yamakawa, T. Miyamoto, T. Morimoto, H. Yada, Y. Kinoshita, M. Sotome, N. Kida, K. Yamamoto, K. Iwano, Y. Matsumoto, S. Watanabe, Y. Shimoi, M. Suda, H. M. Yamamoto, H. Mori and H. Okamoto, 
    Novel electronic ferroelectricity in an organic charge-order insulator investigated with terahertz-pump optical-probe spectroscopy
    Scientific Reports, 6, 20571 (2016)  
  15. J. Mannhart, H. Hilgenkamp, and H.M. Yamamoto,  
    Three-Terminal Devices
    Reference Module in Materials Science and Materials Engineering (2015)  
  16. Z. Qiu, M. Uruichi, D. Hou, K. Uchida, H. M. Yamamoto and E. Saitoh,  
    Spin-current injection and detection in κ-(BEDT-TTF)2Cu[N(CN)2]Br
    AIP Advances, 5, 057167 (2015)  
  17. M. Suda, R. Kato, and H. M. Yamamoto,  
    Light-induced superconductivity using a photo-active electric double layer
    Science, 347, 743–746 (2015)   
  18. C. Lemouchi, H. M. Yamamoto, R. Kato, S. Simonov, L. Zorina, A. Rodriguez-Fortea, E. Canadell, P. Wzietek, K. Iliopoulos, D. Gindre, M. Chrysos, and P. Batail,  
    Reversible Control of Crystalline Rotors by Squeezing Their Hydrogen Bond Cloud Across a Halogen Bond-Mediated Phase Transition
    Crystal Growth & Design, 14, 3375–3383 (2014)  
  19. H. M. Yamamoto, Y. Kawasugi, H. Cui, M. Nakano, Y. Iwasa, and R. Kato,  
    Asymmetric Phase Transitions Observed at the Interface of a Field-Effect Transistor Based on an Organic Mott Insulator
    Euro. J. Inorg. Chem., 2014, 3841–3844 (2014)   
  20. M. Suda, Y. Kawasugi, T. Minari, K. Tsukagoshi, R. Kato, and H. M. Yamamoto,  
    Strain-Tunable Superconducting Field-Effect Transistor with an Organic Strongly-Correlated Electron System
    Adv. Mater., 26, 3490–3495 (2014)   
  21. Hiroshi M. Yamamoto 
    Sheathed nanowires aligned by crystallographic periodicity: a possibility of cross-bar wiring in three-dimensional space
    CrystEngComm. 16, 2857 - 2868 (2014)    
  22. Tetsuro Kusamoto, Hiroshi M. Yamamoto and Reizo Kato 
    Utilization of σ-Holes on Sulfur and Halogen Atoms for Supramolecular Cation···Anion Interactions in Bilayer Ni(dmit)2 Anion Radical Salts
    Cryst. Growth Des., 13, 4533–4541 (2013)    
  23. H. M. Yamamoto, M. Nakano, M. Suda, Y. Iwasa, M. Kawasaki and R. Kato 
    A strained organic field-effect transistor with a gate-tunable superconducting channel
    Nature Commun. 4, 2379/1–2379/7 (2013)    
  24. N. Tajima, T. Yamauchi, T. Yamaguchi, M. Suda, Y. Kawasugi, H. M. Yamamoto, R. Kato, Y. Nishio and K. Kajita 
    Quantum Hall effect in multilayered massless Dirac fermion systems with tilted cones
    Phys. Rev. B, 88, 075315/1-6 (2013)    
  25. H. M. Yamamoto, J. Ueno and Reizo Kato 
    Critical behavior of a filling-controlled Mott-transition observed at an organic field-effect-transistor interface
    Eur. Phys. J. Special Topics 222, 1057–1063 (2013)  (INVITED)  
  26. N. Takubo, N. Tajima, H. M. Yamamoto, H. Cui, and R. Kato 
    Lattice Distortion Stabilizes the Photoinduced Metallic Phase in the Charge-Ordered Organic Salts (BEDT-TTF)3X2 (X=ReO4, ClO4)
    Phys. Rev. Lett. 110, 227401 (2013)
  27. T. Kusamoto, H. M. Yamamoto, N. Tajima, Y. Oshima, S. Yamashita, and R. Kato
    Bilayer Mott System with Cation···Anion Supramolecular Interactions Based on a Nickel Dithiolene Anion Radical: Coexistence of Ferro- and Antiferromagnetic Anion Layers and Large Negative Magnetoresistance
    Inorg. Chem., 52(9), 4759-4761 (2013). 
  28. Y. Kosaka, H. M. Yamamoto, A. Tajima, A. Nakao, H. Cui and R. Kato
    Supramolecular Ni(dmit)2 salts with halopyridinium cations -development of multifunctional molecular conductors with the use of competing supramolecular interactions
    CrystEngComm, 15(16), 3200-3211 (2013). (INVITED)  
  29. N. Takubo, N. Tajima, H. M. Yamamoto, and R. Kato
    Observation of Photo-Induced Insulator-to-Metal Transition in Charge-Ordered α-(BEDT-TTF)2I3 Thin Crystal by Simultaneous Transport and Optical Measurement
    J. Luminescence, 137, 237-240 (2013).　 
  30. T. Kusamoto, H. M. Yamamoto, N. Tajima, Y. Oshima, S. Yamashita, and R. Kato
    Bilayer Mott System Based on Ni(dmit)2 (dmit = 1,3-dithiole-2-thione-4,5-dithiolate) Anion Radicals: Two Isostructural Salts Exhibit contrasting Magnetic Behavior
    Inorg. Chem., 51(21), 11645-11654 (2012).
  31. D. Watanabe, M. Yamashita, S. Tonegawa, Y. Oshima, H. M. Yamamoto, R. Kato, I. Sheikin, K. Behnia, T. Terashima, S. Uji, T. Shibauchi, and Y. Matsuda
    Novel Pauli-Paramagnetic Quantum Phase in a Mott Insulator
    Nature Commun., 3, 1090/1-1090/6 (2012). 
  32. T. Kiss, A. Chainani, H. M. Yamamoto, T. Miyazaki, T. Akimoto, T. Shimojima, K. Ishizaka, S. Watanabe, C.-T. Chen, A. Fukaya, R. Kato, and S. Shin
    Quasiparticles and Fermi Liquid Behaviour in an Organic Metal
    Nature Commun., 3, 1089/1-1089/6 (2012).  
  33. J. Lieffrig, H. M. Yamamoto, T. Kusamoto, H. Cui, O. Jeannin, M. Fourmigue, and R. Kato
    Halogen-Bonded, Eight-fold PtS-Type Interpenetrated Supramolecular Network. A Study toward Redundant and Cross-Bar Supramolecular Nanowire Crystal
    Cryst. Growth Des., 11(10), 4267-4271 (2011). (INVITED)  
  34. J. A. Wright, E. Green, P. Kuhns, A. Reyes, J. Brooks, J. Schlueter, R. Kato, H. Yamamoto, M. Kobayashi, and S. E. Brown
    Zeeman-Driven Phase Transition within the Superconducting State of κ-(BEDT-TTF)2Cu(NCS)2
    Phys. Rev. Lett., 107, 087002/1-087002/4 (2011).
  35. Y. Kawasugi, H. M. Yamamoto, N. Tajima, T. Fukunaga, K. Tsukagoshi, and R. Kato
    Electric-Field-Induced Mott Transition in an Organic Molecular Crystal
    Phys. Rev. B, 84, 125129/1-125129/9 (2011).    PRB Editors' Suggestions
  36. Y. Takahide, M. Kimata, K. Kodama, T. Terashima, S. Uji, M. Kobayashi, and H. M. Yamamoto
    Highly nonlinear current-voltage characteristics of the organic Mott insulator κ-(BEDT-TTF)2Cu[N(CN)2Cl
    Phys. Rev. B, 84, 035129/1-035129/7 (2011).
  37. K. Hazama, S. Uji, Y. Takahide, M. Kimata, H. Satsukawa, A. Harada, T. Terashima, Y. Kosaka, H. M. Yamamoto, and R. Kato
    Fermi Surface and Interlayer Transport in the Two-Dimensional Magnetic Organic Conductor (Me-3,5-DIP)[Ni(dmit)2]2
    Phys. Rev. B, 83, 165129/1-165129/9 (2011).
  38. Y. Takano, K. Hiraki, Y. Takada, H. M. Yamamoto, and T. Takahashi
    Local Spin Susceptibility Characteristic of Zero-Gap State of α-(BEDT-TTF)2I3 under Pressure
    J. Phys. Soc. Jpn., 79, 104704/1-104704/7 (2010).  
  39. K. Hazama, Y. Takahide, M. Kimata, T. Terashima, S. Uji, Y. Kosaka, H. M. Yamamoto, and R. Kato
    Electronic State of Magnetic Organic Conductor (Me-3,5-DIP)[Ni(dmit)2]2
    J. Phys.: Conf. Ser., 150, 022025/1-022025/4 (2010).
  40. Y. Takahide, M. Kimata, K. Hazama, T. Terashima, S. Uji, T. Konoike, and H. M. Yamamoto
    Charge Transport in Charge-Ordered Layered Crystals θ-(BEDT-TTF)2MZn(SCN)4 (M=Cs, Rb): Effects of Long-Range Coulomb Interaction and Pauli Exclusion Principle
    Phys. Rev. B, 81, 235110/1-235110/18 (2010).
  41. Y. Ishii, M. Nagasawa, T. Suzuki, I. Watanabe, T. Matsuzaki, H. M. Yamamoto, and R. Kato
    Zero Field- and Longitudinal Field-μSR Studies of Quasi-One-Dimensional Organic Conductor, TMTTF2PF6
    Physica B, 405(11), S98-S100 (2010).
  42. T. Yamamoto, Y. Nakazawa, R. Kato, K. Yakushi, H. Akutsu, A. S. Akustu, H. Yamamoto, A. Kawamoto, S. S. Turner, and P. Day
    Charge Fluctuation of the Superconducting Molecular Crystals
    Physica B, 405(11), S237-S239 (2010).
  43. M. Yamashita, N. Nakata, Y. Senshu, M. Nagata, H. M. Yamamoto, R. Kato, T. Shibauchi, and Y. Matsuda
    Highly Mobile Gapless Excitations in a Two-Dimensional Candidate Quantum Spin Liquid
    Science, 328(5983), 1246-1248 (2010).
  44. Y. Kawasugi, H. M. Yamamoto, N. Tajima, T. Fukunaga, K. Tsukagoshi, and R. Kato
    Field-Induced Carrier Delocalization in the Strain-Induced Mott Insulating State of an Organic Superconductor
    Phys. Rev. Lett., 103(11), 116801/1-116801/4 (2009).   PRL Editors' Suggestions
  45. T. Itou, A. Oyamada, S. Maegawa, K. Kubo, H. M. Yamamoto, and R. Kato
    Superconductivity on the Border of a Spin-Gapped Mott Insulator: NMR Studies of the Quasi-Two-Dimensional Organic System EtMe3P[Pd(dmit)2]2
    Phys. Rev. B, 79(17), 174517/1-174517/6 (2009).   PRB Editors' Suggestions
  46. H. M. Yamamoto, M. Hosoda, Y. Kawasugi, K. Tsukagoshi, and R. Kato
    Field Effect on Organic Charge-Ordered/Mott Insulators
    Physica B:Condensed Matter, 404(3-4), 413-415 (2009).
  47. F. Nad, P. Monceau, and H. M. Yamamoto
    Charge-Ordered State and its Stabilization in Organic Compounds
    Physica B:Condensed Matter, 404(3-4), 473-475 (2009).
  48. F. Nad, P. Monceau, and H. M. Yamamoto
    A Possible Glass-Like State in θ-(BEDIT-TTF)2CsZn(SCN)4 at Low Temprature
    J. Phys.: Condensed Matter, 20(48), 485211/1-485211-6 (2008).
  49. Y. Kawasugi, H. M. Yamamoto, M. Hosoda, N. Tajima, T. Fukunaga, K. Tsukagoshi, and R. Kato
    Strain-Induced Superconductor/Insulator Transition and Field Effect in a Thin Single Crystal of Molecular Conductor
    Appl. Phys. Lett., 92, 243508/1-243508/3 (2008).
  50. H. M. Yamamoto, Y. Kawasugi, H. Ito, T. Fukunaga, T. Suzuki, K. Tsukagoshi, and R. Kato
    Conduction Properties of Micro-Crystals of 2,5-Dimethyl-N,N'-Dicyanoquinonediimine Metal (Metal = Ag, Cu) Complexes on SiO2/Si Substrates
    Solid State Sci., 10(12),1757-1761 (2008).
  51. T. Yamamoto, H. M. Yamamoto, R. Kato, M. Uruichi, K. Yakushi, H. Akutsu, A. Sato-Akutsu, A. Kawamoto, S. S. Turner, and P. Day
    Inhomogeneous Site Charges at the Boundary between the Insulating, Superconducting, and Metallic Phases of β"-Type Bis-Ethylenedithio-Tetrathiafulvalene Molecular Charge-Transfer Salts
    Phys. Rev. B, 77, 205120/1-205120/14 (2008).   PRB Editors' Suggestions
  52. S. Fujiyama, A. Shitade, K. Kanoda, Y. Kosaka, H. M. Yamamoto, and R. Kato
    Suppression of Electronic Susceptibility in Metal-Mott-Insulator Alternating Material (Me-3,5-DIP)[Ni(dmit)2]2 Observed Using 13C NMR
    Phys. Rev. B, 77, 060403/1-060403/4 (2008).
  53. H. M. Yamamoto, Y. Kosaka, R. Maeda, J. Yamaura, A. Nakao, T. Nakamura, and R. Kato
    Supramolecular Insulating Networks Sheathing Conducting Nanowires Based on Organic Radical Cations
    ACS Nano, 2(1), 143-155 (2008).
  54. F. Nad, P. Monceau, and H. M. Yamamoto
    Effect of Cooling rate on Charge Ordering in θ-(BEDT-TTF)2RbZn(SCN)4
    Phys. Rev. B, 76(20), 205101/1-205101/6 (2007).
  55. T. Yamamoto, R. Kato, H. M. Yamamoto, A. Fukaya, K. Yamasawa, I. Takahashi, H. Akutsu, A. Akutsu-Sato, and P. Day
    Technique for Anisotropic Extension of Organic Crystals: Application to Temperature Dependence of Electrical Resistance
    Rev. Sci. Instrum., 78, 083906/1-083906/11 (2007).
  56. T. Yamaguchi, T. Konoike, K. Enomoto, M. Nishimura, T. Terashima, S. Uji, and H. M. Yamamoto
    Large Positive Magnetoresistance of Insulating Organic Crystals in the Non-Ohmic Region
    Phys. Rev. Lett. 98, 116602/1-116602/4 (2007).
  57. Y. Kosaka, H. M. Yamamoto, A. Nakao, M. Tamura, and R. Kato
    Coexistence of Conducting and Magnetic Electrons Based on Molecular π-Electrons in the Supramolecular Conductor (Me-3,5-DIP)[Ni(dmit)2]2"
    J. Am. Chem. Soc., 129(11), 3054-3055 (2007).
  58. M. Kimata, Y. Oshima, H. Ohta, K. Koyama, M. Motokawa, H. M. Yamamoto, and R. Kato
    Low-Temperature Fermi Surface of the Organic Conductor β''-(BEDT-TTF)(TCNQ)(1-x)(F1-TCNQ)x (x=0,0.05) from magnetooptical measurements
    Phys. Rev. B, 75(4), 045126/1-045126/9 (2007).
  59. F. Nad, P. Monceau, and H. M. Yamamoto
    Dielectric Response in the Charge-Ordered θ-(BEDT-TTF)2RbZn(SCN)4 Organic Compound
    J. Phys.: Condensed Matter, 18(41), L509-L514 (2006).
  60. H. M. Yamamoto, H. Ito, M. Ikeda, R. Kato, K. Shigeto, and K. Tsukagoshi
    Nano-size Molecular Conductors Directly Formed on Silicon Substrates
    Multifunctional Conducting Molecular Materials, ed. by G. Saito, F. Wudl, R. C. Haddon, K. Tanigaki, T. Enoki, H. E. Katz, and M. Maesato, The Royal Society of Chemistry, Cambridge, UK, 97-100 (2007).
  61. M. Ashizawa, H. M. Yamamoto, A. Nakao, and R. Kato
    The First Methyl Antimony Linked Dimeric Tetrathiafulvalene and Tetraselenafulvalenes
    Tetrahedron Letters, 47(50), 8937-8941 (2006).
  62. H. M. Yamamoto, H. Ito, K. Shigeto, I. Yagi, K. Tsukagoshi, and R. Kato
    Nano-Size Molecular Conductors on Silicon Substrate -Toward Device Integration of Conductive CT Salts-
    J. Low Temperature Physics, 142(3/4), 215-220 (2006).
  63. M. Ashizawa, A. Nakao, H. M. Yamamoto, and R. Kato
    Development of the First Methyl Antimony Bridged Tetrachalcogenafulvalene Systems
    J. Low Temperature Physics, 142(3/4), 449-452 (2006).
  64. K. Kubo, A. Nakao, H. M. Yamamoto, and R. Kato
    Preparation and Characterization of Conducting Trimetallic Nickel-Dithiolene Complexes with Bridging Tetrathiooxalate Ligands
    J. Am. Chem. Soc., 128(38), 12358-12359 (2006).
  65. Y. Kosaka, H. M. Yamamoto, A. Nakao, and R. Kato
    Multicomponent Molecular Conductors with Supramolecular Assemblies Prepared from Neutral Iodine-Bearing pBIB (p-Bis(iodoethynyl)benzene) and Derivatives
    Bull. Chem. Soc. Jpn., 79(7), 1148-1154, (2006).
  66. T. Yamaguchi, T. Konoike, K. Enomoto, M. Nishimura, T. Terashima, S. Uji, and H. M. Yamamoto
    Current-Voltage Characteristics of Charge-Ordered Organic Crystals
    Phys. Rev. Lett., 96(13), 136602/1-136602/4 (2006).
  67. R. Jindo, S. Sugawara, N. Tajima, H. M. Yamamoto, R. Kato, Y. Nishio, and K. Kajita
    Out-of-Plane Resistance of Quasi-two Dimensional Metal (BEDT-TTF)3Cl(DFBIB) in Transverse Magnetic Fields
    J. Phys. Soc. Jan., 75(1), 013705/1-013705/5 (2006).　　Papers of Editors' Choice
  68. H. M. Yamamoto, H. Ito, K. Shigeto, K. Tsukagoshi, and R. Kato
    Direct Formation of Micro-/Nanocrystalline 2,5-dimethyl-N,N'-Dicyanoquinonediimine Complexes on SiO2/Si Substrates and Multiprobe Measurement of Conduction Properties
    J. Am. Chem. Soc., 128(3), 700-701 (2006).
  69. M. Uruichi, K. Yakushi, H. M. Yamamoto, and R. Kato
    Infrared and Raman Studies of the Charge-Ordering Phase Transition at ～170 K in the Quarter-Filled Organic Conductor, β"-(ET)(TCNQ)
    J. Phys. Soc. Jpn., 75(7), 074720/1-074720/10 (2006).
  70. T. Takahashi, K. Hiraki, S. Moroto, N. Tajima, Y. Takano, Y. Kubo, H. Satsukawa, R. Chiba, H. M Yamamoto, R. Kato, and T. Naito
    Charge Disproportionation, Everywhere!
    J. Phys. IV France: Proceedings (2005), 131(ECRYS-2005, International Workshop on Electronic Crystals, 2005), 3-8 (2005).
  71. M. Kimata, H. Ohta, K. Koyama, Y. Oshima, M. Motokawa, H. M. Yamamoto, and R. Kato
    Development of the High Field Magneto-Optical Measurement System with a Rotational Cavity for the Study of Organic Conductors
    High Magnetic Fields in Semiconductor Physics, Proceedings of the International Conference on High Magnetic Fields in Semiconductor Physics, 16th, Tallahassee, FL, United States, Aug. 2-6, 2004, 355-358 (2005).
  72. T. Takahashi, S. Suzuki, K. Hiraki, H. M. Yamamoto, and R. Kato
    Electronic Properties of a New Layered Organic Conductor, (BEDT-TTF)3Br(pBIB)
    Synth. Met., 153(1-3), 401-404 (2005).
  73. M. Kimata, Y. Oshima, K. Koyama, H. Ohta, M. Motokawa, H. M. Yamamoto, and R. Kato
    Fermi Surface Study of β"-(BEDT-TTF)(TCNQ) by Magnetooptical Measurements
    Synth. Met., 153(1-3), 369-372 (2005).
  74. S. Yasuzuka, S. Uji, K. Enomoto, T. Konoike, M. Nishimura, T. Terashima, D. Graf, E. S. Choi, J. S. Brooks, H. M. Yamamoto, R. Kato, K. Yokogawa, and K. Keizo
    Pressure Effect on Fermi Surface in β"-(ET)(TCNQ)
    Synth. Met., 152(1-3), 437-440 (2005).
  75. Y. Syuma, S. Uji, H. M. Yamamoto, J. Yamaura, C. Terakura, T. Terashima, T. Yakabe, Y. Terai, R. Maeda, and R. Kato
    Shubnikov-de Haas Effect and Angular-Dependent Magnetoresistance in New Layered Organic Conductors ET3Cl(DFBIB) and ET3Br(pBIB)
    J. Phys. Soc. Jpn., 74(2), 679-685 (2005).
  76. M. Kimata, H. Ohta, K. Koyama, Y. Oshima, M. Motokawa, H. M. Yamamoto, and R. Kato
    Development of the High Field Magneto-Optical Measurement System with a Rotational Cavity for the Study of Organic Conductors
    International Journal of Modern Physics B: Condensed Matter Physics, Statistical Physics, Applied Physics, 18(27, 28 & 29), 3803-3806 (2004).
  77. R. Chiba, K. Hiraki, T. Takahashi, H. M. Yamamoto, and T. Nakamura
    Extremely Slow Charge Fluctuations in the Metallic State of the Two-Dimensional Molecular Conductor θ -(BEDT-TTF)2RbZn(SCN)4
    Phys. Rev. Lett., 93(21), 216405/1-216405/4 (2004).
  78. H. Ohta, M. Kimata, Y. Oshima, K. Koyama, M. Motokawa, H. M. Yamamoto, R. Kato, H. Nishikawa, K. Kikuchi, and I. Ikemoto
    Magnetooptical Measurements of Low Dimensional Organic Conductors
    Tohoku Daigaku Kinzoku Zairyo Kenkyusho Kyojiba Chodendo Zairyo Kenkyu Senta Nenji Hokoku, Volume Date 2003, 129-132 (2004).
  79. S. Moroto, K. I. Hiraki, Y. Takano, Y. Kubo, T. Takahashi, H. M. Yamamoto, and T. Nakamura
    Charge Disproportionation in the Metallic State of α -(BEDT-TTF)2I3
    J. Phys IV France: Proceedings, 114(ISCOM 2003, Fifth International Symposium on Crystalline Organic Metals, Superconductors and Ferromagnets, 2003), 339 (2004).
  80. T. Takahashi, R. Chiba, K. Hiraki, H. M. Yamamoto, and T. Nakamura
    Dynamical Charge Disproportionation in Metallic State in θ -(BEDT-TTF)2RbZn(SCN)4
    J. Phys IV France: Proceedings, 114(ISCOM 2003, Fifth International Symposium on Crystalline Organic Metals, Superconductors and Ferromagnets, 2003), 269-272 (2004).
  81. S. Yasuzuka, D. Graf, E. S. Choi, J. S. Brooks, T. Terashima, T. Konoike, K. Enomoto, M. Nishimura, H. M. Yamamoto, R. Kato, and S. Uji
    Pressure-Induced Fermi Surface Change in Quasi-one-dimensional Conductor β''-(ET)(TCNQ)
    J. Phys IV France: Proceedings, 114(ISCOM 2003, Fifth International Symposium on Crystalline Organic Metals, Superconductors and Ferromagnets, 2003), 157-158 (2004).
  82. M. Kimata, Y. Oshima, H. Ohta, K. Koyama, M. Motokawa, H. M. Yamamoto, and R. Kato
    Magnetooptical Measurements of β"-(BEDT-TTF)(TCNQ)
    Physica B: Condensed Matter, 346-347, 382-386 (2004).
  83. K. Yakushi, M. Uruichi, H. Yamamoto, and R. Kato
    Dynamical Fluctuation of the Site-Charge Density in Metallic β"-(BEDT-TTF)(TCNQ)
    J. Phys. IV France, 114, 149-151 (2004).
  84. S. Uji, T. Terashima, S. Yasuzuka, J. Yamaura, H. M. Yamamoto, and R. Kato
    Fermi Surface and Angular-Dependent Magnetoresistance in the Organic Conductor (BEDT-TTF)2Br(DIA)
    Phys. Rev. B: Condensed Matter and Materials Physics, 68(6), 064420/1-064420/7 (2003).
  85. K. Murata, K. Iwashita, H. M. Yamamoto, H. Yoshino, J. S. Brooks, K. Hiraki, and T. Takahashi
    Charge Disproportionation and Weak Localization in θ-(BEDT-TTF)2MZn(SCN)4 [M=Cs, Rb]
    Synth. Met., 135-136, 553-554 (2003).
  86. Y. Kubo, Y. Takano, K. Hiraki, T. Takahashi, H. M. Yamamoto, and T. Nakamura
    13C-NMR Studies of the 'Narrow Gap Semiconducting' State of α-(BEDT-TTF)2I3 under Pressure
    Synth. Met., 135-136, 591-592 (2003).
  87. R. Chiba, K. Hiraki, T. Takahashi, H. M. Yamamoto, and T. Nakamura
    Pressure Effect on the Charge Ordering in θ-(BEDT-TTF)2MZn(SCN)4[M=Rb, Cs]
    Synth. Met., 135-136, 595-596 (2003).　
  88. S. Yasuzuka, C. Terakura, T. Terashima, T. Yakabe, Y. Terai, H. M. Yamamoto, R. Kato, and S. Uji
    Fermi Surface and Resistance Anomalies in ET-TCNQ
    Synth. Met., 135-136, 647-648 (2003).
  89. H. M. Yamamoto, N. Tajima, M. Hagiwara, R. Kato, and J.-I. Yamaura
    Strange Electric/Magnetic Behaviour of New (BEDT-TTF)(TCNQ)
    Synth. Met., 135-136, 623-624 (2003).
  90. Y. Oshima, H. Ohta, K. Koyama, M. Motokawa, H. M. Yamamoto, R. Kato, M. Tamura, Y. Nishio, and K. Kajita
    Fermi Surface Study of Quasi-Two-Dimensional Organic Conductors by Magnetooptical Measurements
    J. Phys. Soc. Jpn., 72, 143-148 (2003).
  91. Y. Oshima, H. Ohta, K. Koyama, M. Motokawa, H. M. Yamamoto, and R. Kato
    Observation of High-Order Harmonic Resonances in Magnetooptical Measurement of (BEDT-TTF)2Br(DIA)
    J. Phys. Soc. Jpn., 71, 1031-1034 (2002).
  92. Y. Oshima, H. Ohta, H. M. Yamamoto, R. Kato, K. Koyama, and M. Motokawa
    Magnetooptical Measurements of BEDT-TTF Salts Containing SupraMolecular Assemblies
    Synth. Met., 133-134, 453-454 (2003).
  93. Y. Kubo, Y. Takano, K. Hiraki, T. Takahashi, H. M. Yamamoto, and T. Nakamura
    The Electronic State of α-(BEDT-TTF)2I3 under Hydrostatic Pressure
    Synth. Met., 133-134, 307-308 (2003).　
  94. R. Chiba, K. Hiraki, T. Takahashi, H. M. Yamamoto, and T. Nakamura
    Charge Ordering in θ-(BEDT-TTF)2MZn(SCN)4 [M = Rb, Cs]
    Synth. Met., 133-134, 305-306 (2003).　
  95. S. Yasuzuka, C. Terakura, T. Terashima, T. Yakabe, Y. Terai, H. M. Yamamoto, J. Yamaura, R. Maeda, R. Kato, and S. Uji
    Fermi Surface in New Layered Organic Conductors (BEDT-TTF)3Br(pBIB) and (BEDT-TTF)3Cl(DFBIB)
    Synth. Met., 133-134, 169-171 (2003).
  96. K. Iwashita, H. M. Yamamoto, H. Yoshino, D. Graf, K. Storr, I. Rutel, J. S. Brooks, T. Takahashi, and K. Murata
    Uniaxial Strain Dependence of Electronic States of θ-(BEDT-TTF)2MZn(SCN)4 [M=Cs, Rb]
    Synth. Met., 133-134, 153-155 (2003).　
  97. H. M. Yamamoto, M. Hagiwara, and R. Kato
    New Phase of (BEDT-TTF)(TCNQ)
    Synth. Met., 133-134, 449-451 (2003).
  98. H. M. Yamamoto
    Anionic Supramolecular Assemblies in Conductive Cation Radical Salts: Iodine-Containing Molecules as Building Blocks
    RIKEN Review, 46, 3-6 (2002).
  99. Y. Oshima, H. Ohta, H. M. Yamamoto, and R. Kato
    ESR Studies of BEDT-TTF Organic Conductors Containing Supramolecular Assemblies
    Proc. 3rd Asia-Pacific EPR/ESR Symposium (APES'01), 2002, 312-315.
  100. R. Kato, T. Imakubo, H. Yamamoto, R. Maeda, M. Fujiwara, J.-I. Yamaura, and H. Sawa
    An Application of Supramolecular Chemistry to Molecular Conductors
    Mol. Cryst. Liq. Cryst., 380, 61-68 (2002).
  101. H. M. Yamamoto, R. Maeda, J. Yamaura, and R. Kato
    Structural and Physical Properties of Conducting Cation Radical Salts Containing Supramolecular Assemblies Based on p-Bis(Iodoethynyl)Benzene Derivatives
    J. Mater. Chem., 11, 1034-1041 (2001).
  102. Y. Takano, K. Hiraki, H. M. Yamamoto, T. Nakamura, and T. Takahashi
    Charge Ordering in α-(BEDT-TTF)2I3
    Synth. Met., 120, 1081-1082 (2001).
  103. R. Chiba, H. M. Yamamoto, K. Hiraki, T. Takahashi, and T. Nakamura
    Charge Ordering in θ-(BEDT-TTF)2RbZn(SCN)4
    Synth. Met., 120, 919 (2001).　
  104. H. M. Yamamoto, R. Maeda, J. Yamaura, and R. Kato
    Multicomponent Molecular Conductors with Supramolecular Assembly : Supramolecules with Various Dimensionality
    Synth. Met., 120, 781-782 (2001).
  105. R. Chiba, H. M. Yamamoto, K. Hiraki, T. Takahashi, and T. Nakamura
    Charge Disproportionation in (BEDT-TTF)2RbZn(SCN)4
    J. Phys. Chem. Solids, 62, 389-391 (2001).　
  106. Y. Takano, H. M. Yamamoto, K. Hiraki, T. Nakamura, and T. Takahashi
    Charge Disproportionation in the Organic Conductor, α-(BEDT-TTF)2I3
    J. Phys. Chem. Solids, 62, 393-395 (2001).　
  107. H. M. Yamamoto and R. Kato
    Design, Preparation, and Characterization of Novel ET Salts with Supramolecular Assembly --Sheet and Chain Structures Based on Difluorotetraiodobenzene--
    Chem. Lett., 2000, 970-971 (2000).
  108. S. Uji, C. Terakura, T. Terashima, H. Aoki, H. M. Yamamoto, J. Yamaura, and R. Kato
    Fermi Surface of (BEDT-TTF)2Br(DIA)
    Synth. Met., 103, 1978-1978 (1999).
  109. H. M. Yamamoto, J. Yamaura, and R. Kato
    Physical Properties of Multi-Component Molecular Conductors with Supramolecular Assembly
    Synth. Met., 102, 1515-1516 (1999).
  110. H. M. Yamamoto, J. Yamaura, and R. Kato
    Preparation of Multi-Component Molecular Conductors with Supramolecular Assembly
    Synth. Met., 102, 1448-1451 (1999).
  111. H. M. Yamamoto, J. Yamaura, and R. Kato
    Multicomponent Molecular Conductors with Supramolecular Assembly: Iondine-Containing Neutral Molecules as Building Blocks
    J. Am. Chem. Soc., 120(24), 5905-5913 (1998).
  112. H. M. Yamamoto, J. Yamaura, and R. Kato
    Structural and Electrical Properties of (BEDT-TTF)2X(diiodoacetylene) (X=Cl, Br): The Novel Self-Assemby of Neutral Lewis-acidic Molecules and Halide Anions in a Molecular Metal
    J. Mater. Chem., 8(1), 15-16 (1998).
  113. H. M. Yamamoto, J. Yamaura, and R. Kato
    Azulene-Substituted TTF Derivatives
    J. Mater. Chem., 8(2), 289-294 (1998).
  114. H. M. Yamamoto, H. Sakurai, and K. Narasaka
    One-Pot Synthesis of Unsymmetrical Ketones by the Reaction of Decacarbonyldimanganese with Two Kinds of Alkyllithiums
    Bull. Chem. Soc. Jpn., 69, 157 (1996).

Books

  1. 川椙義高、山本浩史
    有機モットトランジスタの物理と可能性
    応用物理, 81, 1034-1037 (2012)
  2. 山本浩史
    有機モット絶縁体界面を用いた相転移トランジスタ
    表面科学, 32, 33-38 (2011)
  3. 山本浩史、川椙義高
    静電キャリアドーピングによる電界誘起モット転移
    固体物理, 46, 75-85 (2011).
  4. Hiroshi Yamamoto
    Development of Organic Electronics and Mott-FETs Based on Molecular Conductors
    Molecular Science, 4(1) A0032/1-A0032/9 (2010).

Patents

  • H. Yamamoto, K. Shigeto, K. Tsukagoshi, I. Yagi, and R. Kato (2004-123757)
    "Element, thin film transistor and sensor using the same, and method of manufacturing element"
  • H. Yamamoto (2004-179175）
    "Single crystal, nanowire metal, electric device, and method of manufacturing nanowire metal"
  • H. Yamamoto, and H. Ito (2006-082199）
    "Swiching Device"

Press