協力技術員
| 2000年3月 | 東邦大学 理学部物理学科 卒業 （物性物理学教室 梶田 晃示 教授） |
| 2002年3月 | 東邦大学大学院 理学研究科物理学専攻 博士前期課程 修了 （物性物理学教室 梶田 晃示 教授） 修士論文「有機ナローギャップ半導体の電気伝導特性」 |
| 2002年4月 | 理化学研究所 加藤分子物性化学研究室 研究補助員（加藤 礼三 主任） |
| 2005年4月 | 理化学研究所 加藤分子物性研究室 協力技術員（加藤 礼三 主任） |
| 2011年3月 | 当研究室卒業 |
・有機伝導体の圧力による電子物性制御 ・磁気抵抗、ホール効果等
- Y. Shimizu, H. Akimoto, H. Tsujii, A. Tajima, and R. Kato
"Mott Transition in a Valence-Bond Solid Insulator with a Triangular Lattice"
Phys. Rev. Lett., 99, 256403/1-256403/4 (2007).
- Y. Shimizu, H. Akimoto, H. Tsujii, A. Tajima, and R. Kato
"Reentrant Mott transition from a Fermi liquid to a spin-gapped insulator in an organic spin-1/2 triangular-lattice antiferromagnet"
J. Phys.: Condens. Matter 19(14), 145240/1-145240/5 (2007).
- R. Kato, A. Tajima, A. Nakao, N. Tajima, and M. Tamura
"Correlation and Frustration Effects in Molecular Conductors EtxMe4-xZ[Pd(dmit)2]2 (dmit=C3S52-, Z=P, As, Sb, x=0, 1,2)"
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, 32-38 (2007).
!Erratum!
35ページ、Figure 4説明文中の【left】と【right】が逆になっています。
正しくは、（right; Cation = EtMe3Sb, left; Cation = EtMe3As）です。
- R. Kato, A. Tajima, A. Nakao, and M. Tamura
"Two Pressure-Induced Superconducting Anion Radical Salts Exhibiting Different Spin States at Ambient Pressure"
J. Am. Chem. Soc., 128(31), 10016-10017, (2006). - M. Tamura, K. Takenaka, H. Takagi, S. Sugai, A. Tajima, and R. Kato
"Spectroscopic evidence for the low-temperature charge-separated state of [Pd(dmit)2] salts"
Chem. Phys. Lett., 411, 133-137 (2005). - R. Kato, A. Tajima, A. Nakao, N. Tajima, M. Tamura, and J. Yamaura
"Control of the electronic state in a series of Pd(dmit)2 salts, a strongly correlated electron system with a quasi-triangular lattice structure"
Synth. Met., 153, 397-400 (2005). - M. Tamura, A. Tajima, and R. Kato
"Novel phase transition in Et2Me2Sb[Pd(dmit)2]2 at 70 K: A possible mechanism based on strong dimerization of two-level molecules"
Synth. Met., 152, 397-400 (2005). - A. Tajima, A. Nakao, and R. Kato
"Uniaxial Strain Effects in the Conducting Pd(dmit)2 System (dmit=1,3-Dithiol-2-thione-4,5-dithiolate)"
J. Phys. Soc. Jpn., 74, 412-416 (2005). - R. Kato, A. Tajima, N. Tajima, A. Nakao and M. Tamura
"Electronic states of a strongly correlated two-dimensional system, Pd(dmit)2 salts, controlled by uni-axial strain and counter cations"
J. Phys. IV France, 114, 411-417 (2004). - N. Tajima, A. Tajima, M. Tamura, R. Kato, Y. Nishio and K. Kajita
"Pressure control of transport property of organic conductors; α-, θ-(BEDT-TTF)2I3 and θ-(DIETS)2[Au(CN)4]"
J. Phys. IV France, 114, 263-267 (2004). - K. Kajita, N. Tajima, A. Ebina, and Y. Nishio
"Organic Semiconductor with Extremle Narrow Energy Gap"
Synth. Met., 133-134, 95-97 (2003). - N. Tajima, A. Ebina, Y. Nishio, and K. Kajita
"Transport Properties of Organic Conductor α-(BEDT-TTF)2I3 and θ-(BEDT-TTF)2I3 under Hydrostatic Pressure and Uniaxial Strain"
Synth. Met., 133-134, 147-149 (2003). - R. Kato, N. Tajima, A. Tajima, M. Tamura, and J. Yamaura
"Superconductivity Induced by Uniaxial Strain in the Pd(dmit)2 System"
Synth. Met., 137, 1233-1234 (2003). - N. Tajima, A. Ebina-Tajima, M. Tamura, Y. Nishio, and K. Kajita
"Effects of Uniaxial Strain on Transport Properties of Organic Conductor α-(BEDT-TTF)2I3 and Discovery of Superconductivity"
J. Phys. Soc. Jpn., 71, 1832-1835 (2002). - N. Tajima, A. Ebina, Y. Nishio, and K. Kajita
"Transport Property of an Organic Conductor α-(BEDT-TTF)2I3 with Ultra Narrow Energy Gap under High Pressures"
Inst. Pure. Applied Phys., "10th International Conference on Narrow Gap Semiconductors", 303 (2001) - N. Tajima, A. Ebina, M. Tamura, Y. Nishio, and K. Kajita
"Transport Property of α-(BEDT-TTF)2I3 under High Pressure -- Ultra Narrow Gap Semiconductor"
Synth. Met., 120, 935-936 (2000).
