国際会議での成果発表
●The 1&2D Materials International Conference and Exhibition (1&2DM), 1/28-29, 2020, Tokyo, Japan.
"Thickness dependent phase diagram up to B = 60 T in graphite", Toshihiro Taen, Toshihito Osada, Atsushi Miyake, and Masashi Tokunaga (oral 15 min).
●International Workshop on New Trends in Topological Insulators 2019 & Variety and Universarity of Bulk-edge Correspondence in Topological Phases (NTTI2019&BEC2019), 7/15-19, 2019, Hiroshima, Japan.
"Topological States in τ-Type Organic Conductors with Modified Mielke's Lattice", Toshihito Osada (oral 15+5min).
●6th Département de Physique de l'Ecole Normale supérieure - University of Tokyo (ENS-UT) Workshop on Physics, 9/27-28, 2018, Paris, France.
"Possible Topological States in an Organic Dirac Semimetal", T. Osada (invited 30min).
●The 23rd International Conference on High Magnetic Fields in Semiconductor Physics (HMF-23), 7/22-27, 2018, Mercure Toulouse Centre Compans Hotel, Toulouse, France.
"Thickness and gate-voltage dependence on B induced phase transition in graphite", Toshihiro Taen, Kazuhito Uchida, and Toshihito Osada (oral 12+3min).
"Possible Topological Phases in an Organic Dirac Fermion System", T. Osada, A. Mori, K. Yoshimura, and M. Sato (poster 3min).
●International Conference on Science and Technology of Synthetic Metals (ICSM2018), 7/1-6, 2018, BEXCO, Busan, Korea.
"Posible Emergence of Topological Phases in an Organic Dirac Fermion System, Toshihio Osada (oral 10+5min).
"Experimental Search for Topological States in an Organic Dirac Fermion System, α-(BEDT-TTF)2I3", Mitsuyuki Sato, Kenta Yoshimura, and Toshihito Osada (poster).
●New Frontier of Molecular Materials (NFMM), 9/29-30, 2017, IMR, Tohoku Univ., Miyagi, Japan.
"Interlayer Magnetoresistance in Charge-Ordered Phase Boundary of Dirac Fermion System α-(BEDT-TTF)2I3", Kenta Yoshimura (poster).
●12th International Symposium on Crystalline Organic Metals, Superconductors and Magnets (ISCOM2017), 9/24-29, 2017, Zao Royal Hotel, Miyagi, Japan.
"Surface States in Multilayer Dirac Semimetals: Organic Conductor and Graphite → Chern Insulator Phase in α-(BEDT-TTF)2I3 Lattice with Intracellular Magnetic Modulation", Toshihito Osada (oral 12+3min).
"Massive Dirac Fermion in Weakly Charge-Ordered α-(BEDT-TTF)2I3 Investigated by Interlayer Magnetoresistance", Kenta Yoshimura, Mitsuyuki Sato, Toshihiro Taen, and Toshihito Osada (poster).
●22nd International Conference on Electronic Properties of Two-Dimensional Systems (EP2DS-22), 7/31-8/4, 2017, Penn State University, USA.
"Double Carrier Transport in Electron-Doped Region in Black Phosphorus FET", K. Hirose, T. Osada, K. Uchida, T. Taen, K. Watanabe, T. Taniguchi, and Y. Akahama (poster).
●4th Département de Physique de l'Ecole Normale supérieure - University of Tokyo (ENS-UT) Workshop on Physics, 11/16-18, 2016, Paris, France.
"Edge Transport of Dirac Fermions in Solids, Graphene and Organic Conductor", T. Osada (invited 30min).
●The 22nd International Conference on High Magnetic Fields in Semiconductor Physics (HMF-22), 7/24-29, 2016, Jozankei View Hotel, Sapporo, Japan.
"Quantum Hall transport in a monolayer-bilayer graphene heterojunction"(MoP-6), H. Nakase, T. Osada, T. Taen, K. Uchida, K. Watanabe, and T. Taniguchi (poster).
"Metallic charge-ordering state neighboring massless Dirac fermion state in an organic conductor α-(BEDT-TTF)2I3"(MoP-16), Kenta Yoshimura, Mitsuyuki Sato, Toshihiro Taen, and Toshihito Osada (poster).
"Thickness dependence of high magnetic-field induced density-wave transition in graphite"(TuP-10), Toshihiro Taen, Kazuhito Uchida, and Toshihito Osada (poster)
●11th International Symposium on Crystalline Organic Metals, Superconductors and Magnets (ISCOM2015), 9/6-11, 2015, Bad Gogging, Germany.
"Experimental Determination of Anisotropy of Dirac Cone and van Hove Singularity in the Organic Dirac Fermion System", Toshihito Osada, Ayaka Mori, Kazuhito Uchida, and Mitsuyuki Sato (oral 15min).
●21st International Conference on Electronic Properties of Two-Dimensional Systems (EP2DS-21), 7/26-31, 2015, Sendai, Japan.
"Intrinsic Hole Doping from Edge State in Bilayer Phosphorene", T. Osada (poster).
●The 16th International Conference on the Science and Applications of Nanotubes (NT15), 6/29-7/3, 2015, Nagoya, Japan.
"Electronic Structure of Phosphorene under Electric and Magnetic Fields", Toshihito Osada (poster).
"Electric Field Effect in Layered Strongly Correlated Materials AGa2S4 (A=Ni, Fe)", Shuhei Fukuoka, Toshihiro Taen, Toshihito Osada, Tomoya Higo, and Satoru Nakatsuji (poster).
"Thickness Dependence of Magnetoresistance under High Magnetic Fields in Graphite", Toshihiro Taen, Kazuhito Uchida, and Toshihito Osada (poster).
●International Workshop on Dirac Electrons in Solids, 1/14-15, 2015, Tokyo, Japan.
"Helical Edge Transport in Quantum Hall Ferromagnetic State in Organic Dirac Fermion Systems", T. Osada (oral 25min).
●International Conference on Topological Quantum Phenomena(TQP2014), 12/16-20, 2014, Kyoto, Japan.
"Helical Edge Transport in Quantum Hall Ferromagnetic State in Organic Dirac Fermion System", T. Osada, M. Sato, and K. Uchida (poster).
●International School and Symposium on Molecular Materials (ISSMM2013), 11/4-8, 2013, Tokyo, Japan.
"Transport Study on the Organic Dirac Fermion System", Toshihito Osada, Mitsuyuki Sato, Kazuhito Uchida, and Takako Konoike (invited 30min).
●The 5th International Conference on Recent Progress in Graphene Research (RPGR2013), 9/9-13, 2013, Tokyo, Japan.
"Bulk-Edge Correspondence in the Quantum Hall State of Monolayer-Bilayer Graphene Heterojunctions", T. Osada, F. Uehara, H. Nakase, M. Sato, T. Konoike, and K. Uchida (oral 15min).
●International Symposium on Materials Science Opened by Molecular Degrees of Freedom (MDF2012), 12/1-4, 2012, Miyazaki, Japan.
"Thermopower and Nernst Effect on Massless Dirac Fermion System α-(BEDT-TTF)2I3 under Pressure", T. Konoike, M. Sato, K. Uchida, and T. Osada (oral 15+5min).
"Surface Magnetotransport due to Helical Edge State in the Organic Dirac Fermion system at the Quantum Limit", T. Osada, M. Sato, K. Uchida, and T. Konoike (oral 15+5min).
"Experimental Verification of the Surface State in the Multilayer Dirac Fermion System", M. Sato, T. Konoike, K. Uchida, and T. Osada (poster).
●The 20th International Conference on High Magnetic Fields in Semiconductor Physics (HMF-20), 7/22-27, 2012, Chamonix, France.
"Surface transport due to helical edge state in the organic Dirac fermion system under high magnetic fields", T. Osada, M. Sato, K. Uchida, and T. Konoike (oral 20min).
"Experimental verification of the helical surface state in the multilayer massless Dirac fermion system", M. Sato, K. Uchida, T. Konoike, and T. Osada (poster).
●International Conference on Science and Technology of Synthetic Metals 2012 (ICSM2012), 7/8-13, 2012, Atlanta, USA.
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●The 6th International Conference on the Fundamental Science of Graphene and Applications of Graphene-Based Devices (Graphene Week 2012), 6/4-8, 2012, Delft, Netherland.
"Quantum Hall Ferromagnet with Helical Edge State Observed in an Organic Massless Dirac Fermion System", T. Osada, M. Sato, and T. Konoike (poster).
●International Conference on Topological Quantum Phenomena (TQP2012), 5/16-20, 2012, Nagoya, Japan.
"Surface State in the n=0 Quantum Hall State in the Organic Dirac Fermion System", T. Osada, M. Sato, T. Konoike, and K. Uchida (poster).
●The 9th International Symposium on Crystalline Organic Metals, Superconductors and Ferromagnets (ISCOM 2011), 9/25-30, 2011, Gniezno, Poland.
"Magnetotransport in Organic Dirac Fermion System at the Quantum Limit: Interlayer Hall Effect and Surface Transport via Helical Edge State", T. Osada (oral 15+5min).
"Specific Heat Study of Massless Dirac Fermion System α-(BEDT-TTF)2I3 under Pressure", T. Konoike, Uchida, and T. Osada (poster).
"The Hall Conductivity in the Multilayer Zero-gap Conductor at the High Magnetic Field", M. Sato, K. Miura, S. Endo, S. Sugawara, N. Tajima, K. Murata, Y. Nishio, and K. Kajita (poster).
●The 19th International Conference on Electronic Properties of Two-Dimensional Systems (EP2DS19), 7/25-29, 2011, Tallahassee, USA.
"Quantum Hall Transport in Monolayer-Bilayer Graphene Heterojunction", T. Osada, A. Tsukuda, H. Okunaga, and K. Uchida (poster).
"Interlayer Magnetotransport of Massless Dirac Fermions in Zerogap Organic Conductors", T. Osada (poster).
●The 5th International Conference on the Fundamental Science of Graphene and Applications of Graphene-Based Devices (Graphene Week 2011), 4/24-29, 2011, Obergurgl, Austria.
"Quantum Hall Transport in Monolayer-Bilayer Graphene Heterojunction", A. Tsukuda, T. Osada, H. Okunaga, and K. Uchida (poster).
"Quantum Hall Transport and Energy Gap in Partially Gated Bilayer Graphene", H. Okunaga, T. Osada, A. Tsukuda, and K. Uchida (poster).
●Recent Advances in Graphene and Related Materials, 8/1-6, 2010, Singapore.
"Magnetic field dependence of interlayer screening length to electric field in multilayer graphene FETs", K. Uchida, T. Osada, D. Nakahara, H. Imamura, and T. Konoike (poster).
"Magnetotransport due to Quantum Hall Edge States across Monolayer-Bilayer Graphene Heterojunction", T. Osada, A. Tsukuda, H. Okunaga, K. Uchida, T. Konoike, and D. Nakahara (poster).
●The 19th International Conference on the Application of High Magnetic Fields in Semiconductor Physics and Nanotechnology (HMF-19), 8/1-6, 2010, Fukuoka, Japan.
"Magnetotransport of Massless Dirac Fermions in Multilayer Organic Conductors", Toshihito Osada (poster).
"Quantum Hall Transport across Monolayer-Bilayer Boundary in Graphene", A. Tsukuda, H. Okunaga, D. Nakahara, K. Uchida, T. Konoike, and T. Osada (poster).
●International Conference on Science and Technology of Synthetic Metals 2010 (ICSM2010), 7/4-9, 2010, Kyoto, Japan.
"Thermodynamic Study of α-(BEDT-TTF)2I3 Under Pressure", T. Konoike, Uchida, and T. Osada (oral 10+5min).
●ISSP-MDF Joint International Workshop on Spin-Related Phenomena in Organic Materials, 7/1-3, 2010, Kashiwa, Japan.
"Magnetotransport in organic Dirac fermion systems", T. Osada, K. Uchida, and T. Konoike (oral 15+5min).
"Specific Heat Study of α-(BEDT-TTF)2I3 Under Pressure", T. Konoike, Uchida, and T. Osada (poster).
●International Symposium on Multifunctional Organic Materials and Devices (MOMD), 12/11-12, 2009, Chiba, Japan.
"Dirac Fermion and Magnetotransport in Multilayer Graphite", T. Osada, D. Nakahara, S. Sugawara, H. Imamura, K. Uchida, and T. Konoike (invited 20+5min).
●6th International Symposium on High Magnetic Field Spin Science in 100 T, 12/7-9, 2009, Sendai, Japan.
"Intra-band Magnetic Breakdown Phenomena under Strong Magnetic Fields", T. Osada, A. Ogasawara, K. Uchida, and T. Konoike (oral 20+5min).
"Observation of Spin Splitting Effect in Monolayer Graphene under High Magnetic Fields", D. Nakahara, T. Osada, K. Uchida, and T. Konoike (poster).
●The 8th International Symposium on Crystalline Organic Metals, Superconductors and Ferromagnets (ISCOM2009), 9/12-17, 2009, Niseko, Japan.
"First observation of angle-dependent Stark cyclotron resonance in bulk crystals: High-electric-field interlayer magnetotransport in a layered organic conductor", A. Kumagai, T. Konoike, K. Uchida, and T. Osada (oral 12+3 min).
"Phase diagram of the field-induced spin density wave state in (TMTSF)2ClO4 deduced from the specific heat measurements", T. Konoike, K. Uchida, and T. Osada (oral 12+3min).
"Field-angle dependence of interlayer off-diagonal magnetoresistance in quasi two-dimensional layered conductors", S. Sugawara, T. Shimizu, and T. Osada (poster)..
"Angle-dependent magnetoresistance oscillations and magnetic breakdown in a-(BEDT-TTF)2KHg(SCN)4", K. Uchida, T. Konoike, and T. Osada (poster).
●The 18th International Conferece on Electronic Properties of Two-Dimensional Systems (EP2DS-18), 7/19-24, 2009, Kobe, Japan.
"Negative Interlayer Magnetoresistance and Dirac Fermion Nature in an Layered Organic Conductor and Multilayer Graphite", T. Osada, S. Sugawara, D. Nakahara, H. Imamura, T. Konoike, and K. Uchida (poster).
"High-Electric-Field Angle-Dependent Magnetotransport and Electronic Structure in Quasi-Two-Dimensional Conductors", A. Kumagai, T. Osada, T. Konoike, and K. Uchida
●International Symposium on Anomalous Quantum Materials (ISAQM2008) & 7th Asia-Pacific Workshop, 11/7-10, 2008, Tokyo, Japan.
"Negative Interlayer Magnetoresistance in Multilayer Dirac Electron Systems: an Organic Conductor and Graphite", T. Osada, H. Imamura, T. Konoike, and K. Uchida (oral 15+5min).
"Stereographic Study of Angle-Dependent Magnetoresistance Oscillations in an Organic Magnetic Breakdown System", K. Uchida, T. Konoike, and T. Osada (poster).
"Low Temperature Thermal Properties of Field-Induced Spin-Density-Wave State in Quasi-One Dimensional Organic Conductor (TMTSF)2ClO4 under Superlattice Potential", T. Konoike, K. Uchida, and T. Osada (poster).
●International Symposium on Molecular Conductors (ISMC2008), 7/23-25, 2008, Okazaki, Japan.
"Effect of Electric Fields on Angle-Dependent Magnetoresistance Oscillations in Layered Organic Conductors", A. Kumagai, T. Konoike, K. Uchida, and T. Osada (poster).
"Positive Interlayer Longitudinal Magnetoresistance in a Quasi-Two-Dimensional Organic Zero-Gap Conductor a-(BEDT-TTF)2I3", S. Sugawara, N. Tajima, and K. Kajita (poster).
"Low-Temperature Specific Heat and Magnetocaloric Effect of Field-Induced Spin-Density-Wave State in (TMTSF)2ClO4", T. Konoike, K. Uchida, and T. Osada (poster).
"Stereographic Study of Angle-Dependent Magnetoresistance Oscillations in a-(BEDT-TTF)2KHg(SCN)4", K. Uchida, T. Osada, T. Konoike, and W. Kang (poster).
●4th International Symposium on High Magnetic Field Spin Science in 100T, 11/26-28, 2007, Sendai, Japan.
"Interlayer Quantum Magnetotransport in Multilayer Dirac Electron Systems and Alternatively Stacked Multilayer Systems ", T. Osada, H. Imamura, K. Uchida, and T. Konoike (oral 20+5min).
"Magnetotransport Measurements of Ultra Thin Film Graphite in High Magnetic Fields", H. Imamura, K. Uchida, T. Konoike, and T. Osada (poster).
"Magnetothermal Instability in Organic Layered Superconductor k-(BEDT-TTF)2Cu(NCS)2", T. Konoike, K. Uchida, T. Osada, T. Terashima, S. Uji, and J. Yamada (poster).
"Origin of the novel angle-dependent magnetoresistance oscillations in a-(BEDT-TTF)2KHg(SCN)4", K. Uchida, R. Yamaguchi, T. Konoike, and T. Osada (poster).
●7th International Symposium on Crystalline Organic Metals, Superconductors, and Ferromagnets (ISCOM2007), 9/24-29, 2007, Peniscola, Spain.
"Magnetothermal Effect in Organic Layered Superconductor k-(BEDT-TTF)2Cu(NCS)2", Takako Konoike, Toshihito Osada, Takehide Yamaguchi, Mitsuka Nishimura, Taichi Terashima, Shinya Uji, and Junichi Yamada (oral 15+5min).
"Unconventional Angle-Dependent Magnetotransport and Possibility of Unconventional Charge Density Wave in a-(BEDT-TTF)2KHg(SCN)4", Toshihito Osada, Ryu Yamaguchi, Takako Konoike, and Kazuhito Uchida (poster).
●International Conference on Quantum Mchanics and Chaos (QMC2006), 9/19-21, 2006, Osaka, Japan.
"Chaos of Electron Orbital Motion and Fermi Surface Topology in Bloch Electron Systems under Magnetic and Electric Fields", T. Osada, M. Kobayakawa, S. Ikeda, and E. Ohmichi (poster).
●Yamada Conference LX on Research of High Magnetic Fields (RHMF2006), 8/16-19, 2006, Sendai, Japan.
"Magnetotransport measurements of low dimensional conductors under pulsed ultra-high magnetic fields", H. Imamura, K. Uchida, E. Ohmichi, and T. Osada (poster).
"X-ray and newtron transparent pulse magnet", E. Ohmichi, N. Ikeda, Y. Nogami, and T. Osada (poster).
"Experimental Determination of Local Phenomena in Interlayer Magnetotransport of Layered Conductors", T. Osada, M. Kobayakawa, M. Kuraguchi, and E. Ohmichi (poster).
●17th International Conference on Application of High Magnetic Fields in Semiconductor Physics (HMF), 7/30-8/4, 2006, Wurzburg, Germany.
"Interlayer Surface Transport in Multilayer Quantum Hall Systems under Tilted Magnetic Fields", Shinji Okui, Eiji Ohmichi, qnd Toshihito Osada (poster).
"Physical Origins of Angle-Dependent Magnetotransport Phenomena in Multilayers: Experimental Test Using Semiconductor Superlattices", Masako Kobayakawa, Masahiko Kuraguchi, Eiji Ohmichi, and Toshihito Osada (poster).
●International Conference on Science and Technology of Synthetic Metals (ICSM2006), 7/2-7, 2006, Dublin, Ireland.
"Critical Points of Successive Transitions in Charge-Density-Wave State under Magnetic Fields", R. Yamaguchi, E. Ohmichi, and T. Osada (oral 15+5min).
"Experimental Evidence for Local Origin of Angle-Dependent Magnetotransport Phenomena in Layered Conductors", T. Osada, M. Kobayakawa, M. Kuraguchi, and E. Ohmichi (poster).
●6th International Symposium on Crystalline Organic Metals, Superconductors, and Ferromagnets (ISCOM2005), 9/11-16, 2005, Key West, USA.
"Successive Phase Transitions in Charge Density Wave State under High Magnetic Fields", T. Osada, K. Kajiki, and E. Ohmichi (invited 30min).
●24th International Conference on Low Temperature Physics (LT24), 8/10-17, 2005, Orland, USA.
"Miniature 30T Pulse Magnet for Use in a Liquid Helium Storage", E. Ohmichi and T. Osada (poster).
●Physical Phenomena at High Magnetic Fields V (PPHMF-V), 8/5-9, 2005, Tallahassee, USA.
"Current News from Megagauss Laboratories at Institute for Solid State Physics, University of Tokyo", E. Ohmichi, E. Kojima, H. Mitamura, K. Uchida, Y. Narumi, T. Osada, K. Kindo, and S. Takeyama (invited poster).
●International Symposium on Molecular Conductors (ISMC2005), 7/17-21, 2005, Hayama, Japan.
"Successive Transitions in Charge Density Wave State under High Magnetic Fields", T. Osada, K. Kajiki, and E. Ohmichi (invited 20min).
●International Conference on Application of High Magnetic Fields in Semiconductor Physics (SemiMag16), 8/2-6, 2004, Tallahassee, USA.
"Ultra-High Magnetic Field Transport Measurements of Low-Dimensional Conductors", T. Osada, T. Inokuchi, A. Ogasawara, and S. Ikeda (invited 30min).
"Angular Dependent Interlayer Transport of Semiconductor Superlattices near the High Magnetic Field Quantum Limit", K. Kobayashi, E. Ohmichi, and T. Osada (poster).
"Vertical Transport and Orbital Chaos in Semiconductor Superlattices under Tilted Magnetic Fields and Interlayer Electric Fields", M. Kobayakawa, S. Ikeda, E. Ohmichi, and T. Osada (poster).
●10th International Conference on Megagauss Magnetic Field Generation and Related Topics (MGX), 7/19-23, 2004, Berlin, Germany.
"Magnetotransport Studies under Megagauss Magnetic Fields", T. Osada, T. Inokuchi, and A. Ogasawara (invited 30min).
●International Conference on Science and Technology of Synthetic Metals (ICSM2004), 6/28-7/2, 2004, Woolongong, Australia.
"Transport Study of Low-Dimensional Conductors under Ultra-High Magnetic Fields", T. Osada, T. Inokuchi, M. Saito, A. Ogasawara, and S. Ikeda (invited 30min).
"Quantum Features of Angular Dependent Magnetoresistance Oscillations in Quasi-Two-Dimensional Conductors near High Magnetic Field Quantum Limit", K. Kobayashi and T. Osada (oral).
●International Symposium on Crystalline Organic Metals, Superconductors, and Ferromagnets (ISCOM2003), 9/22-26, 2003, Port-Bourgenay, France.
"Ultra-High Magnetic Field Transport in Low-Dimensional Conductors", T. Osada, T. Inokuchi, A. Ogasawara, M. Saito, and S. Ikeda (oral 20min).
"Study of Electronic Structure of Low-Tempoerature Phase of a-(BEDT-TTF)2KHg(SCN)4 Using Angular Dependent Magnetoresistance Oscillations", K. Kobayashi, E. Ohmichi, and T. Osada (poster).
●International Conference on Magnetism (ICM2003), 7/27-8/1, 2003, Rome, Italy.
"Metamagnetic Transitions in the Bilayered Ruthenates", E. Ohmichi, Y. Yoshida, S. I. Ikeda, N. V. Mushnikov, T. Goto, and T. Osada (poster).
●International Symposium on Research of High Magnetic Field (RHMF2003), 7/20-23, 2003, Toulouse, France.
"Interlayer Magnetotransport in Multilayer Systems under Strong In-plane Magnetic Fields", T. Osada (oral 20min).
"Micro-Probe Measurement in Pulsed High Magnetic Fields", E. Ohmichi and T. Osada (oral 20min).
"Transport Measurement of Semimetals under Ultra-High Magnetic Fields", T. Inokuchi, T. Osada, S. Ikeda, K. Uchida, A. Ogasawara, E. Ohmichi, and N. Miura (poster).
"Magnetotransport Measurement in CDW Phase of NbSe3 under Ultra-High Magnetic Fields beyond 100T", A. Ogasawara, T. Inokuchi, S. Ikeda, and T. Osada (poster).
●International Conference on the Electronic Properties of Two Dimensional Systems (EP2DS-15), 7/14-18, 2003, Nara, Japan.
"Transport Measurement of Two-Dimensional Electron System under Ultra-High Magnetic Fields", T. Inokuchi, T. Osada, S. Ikeda, K. Uchida, M. Kuraguchi, A. Ogasawara, E. Ohmichi, and N. Miura(poster).
"Electric Field Effect on Vertical Magnetotransport in Multilayer Systems under Tilted Magnetic Fields", Kaya Kobayashi, Masaki Saito, Eiji Ohmichi, and Toshihito Osada (poster).
"Fermi Surface Topology and Generation of Chaos in Multilayer Systems under Tilted Magnetic Fields and Interlayer Electric Fields", T. Osada (poster).
●International Conference on Low Temperature Physics (LT23), 8/20-27, 2002, Hiroshima, Japan.
"Tunneling Picture of Interlayer Magnetotransport in Multilayer Systems", T. Osada, M. Kuraguchi, K. Kobayashi, and E. Ohmichi (poster).
"Novel Apparatus for Pulsed Field Experiments: Piezoelectrically Driven Rotator and Micro-Cantilever", Eiji Ohmichi and Toshihito Osada (poster).
●International Conference on Application of High Magnetic Field in Semiconductor Physics (SemiMag15), 8/5-9, 2002, Oxford, UK.
"Resonance of Interlayer Magnetoresistance in Multilayer Systems under Strong In-Plane Magnetic Fields: New Tool to Study Fermi Surface Configuration" T. Osada, M. Kuraguchi, K. Kobayashi, and E. Ohmichi (poster).
"Transport Measurements of Graphite under Ultra-High Magnetic Fields beyond 100T", T. Inokuchi, T. Osada, M. Saito, Y. H. Matsuda, S. Ikeda, K. Uchida, T. Ikaida, E. Ohmichi, and N. Miura (poster).
"Magnetic Torque of Graphite in Pulsed High Magnetic Fields", E. Ohmichi and T. Osada (poster).
●International Conference on Semiconductor Physics (ICPS26), 7/29-8/2, 2002, Edinburgh, UK.
"Tunneling Picture of Interlayer Magnetotransport and Cyclotron Resonance in Semiconductor Superlattices under Tilted Magnetic Fields", T. Osada, E. Ohmichi, and M. Kuraguchi (poster).
"Novel Electric-Field Domains Induced by the Inter-Landau-Level Resonance in Semiconductor Superlattices", M. Kuraguchi, E. Ohmichi, T. Osada, and Y. Shiraki (poster).
*"Three Dimensional Integer Quantum Hall Effect and the Wrapping Current in Three Dimensional FISDW", M. Koshino, H. Aoki, and T. Osada (poster).
●International Conference on Science and Tecnology of Synthetic Metals (ICSM2002), 6/30-7/5, 2002, Shanghai, China.
"Influence of Interlayer and Interchain Coherence on Magnetoresistance Angular Effects in Q1D Conductors", T. Osada, K. Kobayashi, and E. Ohmichi (oral 12+3min.).
"Magnetic Torque of BEDT-TTF Organic Superconductors in Pulsed Magnetic Fields", E. Ohmichi, T. Osada, and J. Yamada (oral 12+3min.).
"Growth and Transport Measurement of (TMTSF)2PF6/(TMTSF)2ClO4 Hetero-Junctions", K. Kobayashi, E. Ohmichi, and T. Osada (oral 12+3min.).
"Transport Measurement of a-(BEDT-TTF)2KHg(SCN)4 in Ultra-High Magnetic Fields beyond 150T", M. Saito, T. Osada, T. Inokuchi, E. Ohmichi, T. Ikaida, S. Ikeda, Y. H. Matsuda, K. Uchida, and N. Miura (poster).
●8th ISSP International Symposium "Correlated Electrons" (ISSP-Kashiwa 2001), 10/2-5, 2001, Kashiwa, Japan.
"Search for Electron Correlation Effects in Low-Dimensional Conductors under Ultra-High Magnetic Fields", Tomoaki Inokuchi, Masaki Saito, Eiji Ohmichi, Kazuhito Uchida, and Toshihito Osada (poster).
"Electric Field Effect on Magnetoresistance Angular Effects: New Tool to Study Mass Renormalization in Quasi-One-Dimensional Organic Conductors", Kaya Kobayashi, Eiji Ohmichi, and Toshihito Osada (poster).
●International Symposium on Crystalline Organic Metals, Superconductors and Ferromagnets (ISCOM2001), 9/10-14, 2001, Hokkaido, Japan.
"Transport Measurements for Low-Dimensional Conductors under Ultra-High Magnetic Fields Beyond 100T", M. Saito, T. Inokuchi, E. Ohmichi, K. Uchida, and T. Osada (poster).
"Electric Field Effect on Magnetoresistance Angular Effects in Low-Dimensional Organic Conductors", K. Kobayashi, E. Ohmichi, and T. Osada (poster).
"Interlayer Coherency and Angular Dependent Magnetoresistance Oscillations in Quasi-Two-Dimensional Conductors", M. Kuraguchi, E. Ohmichi, T. Osada, and Y. Shiraki (poster).
"Upper Critical Field of k-type BEDT-TTF Salts in Parallel Magnetic Fields", E. Ohmichi, T. Ishiguro, J. Yamada, H. Anzai, and T. Osada (poster).
"General Quantum Picture for Magnetoresistance Angular Effects in Quasi-One-Dimensional Conductors", T. Osada and M. Kuraguchi (poster).
●International Conference on the Electronic Properties of Two Dimensional Systems (EP2DS-14), 7/30-8/3, 2001, Prague, Czech.
"Relationship between Stark-Cyclotron Resonance and Angular Dependent Magnetoresistance Oscillations", M. Kuraguchi, E. Ohmichi, T. Osada, and Y. Shiraki (poster).
"Resonant Tunneling Tuned by Magnetic Field Orientations in Anisotropic Multilayer Systems", Toshihito Osada (poster).
●International Conference on Semiconductor Physics (ICPS25), 9/17-22, 2000, Osaka, Japan.
"Giant Negative Magnetoresistance in Two-Dimensional Antidot Arrays: Ballistic Orbital Effect and Ballistic Weak Localization", T. Osada, H. Nakamura, and Y. Shiraki (oral 10+5min.).
"Angular Dependent Magnetoresistance Oscillations in Semiconductor Superlattice with Incoherent Interlayer Coupling", M. Kuraguchi, E. Ohmichi, T. Osada, and Y. Shiraki (poster).
●International Symposium on Research of High Magnetic Field (RHMF2000), 7/30-8/3, 2000, Porto, Portugal.
"Angular Dependent Phenomena in Low-Dimensional Conductors under High Magnetic Fields", T. Osada, H. Nose, and M. Kuraguchi (invited 20+5min.).
"Magnetoresistance and susceptibility study of Sr2RuO4 under high magnetic fields", E. Ohmichi, S. Nagai, Y. Maeno, Z. Q. Mao, and T. Ishiguro (poster).
●International Conference on Science and Tecnology of Synthetic Metals (ICSM2000), 7/15-21, 2000, Gastein, Austria.
"Commensurability Effect on Field-Induced Spin-Density-Wave Transitions", H. Nose and T. Osada (poster).
"Angular Dependent Magnetotransport and Electronic Structure in Quasi-One-Dimensional Organic Conductor (TMTSF)2ClO4", K. Kobayashi and T. Osada (poster).
●International Symposium on Mesoscopic Superconductivity (MS2000), 3/8-10, 2000, Atsugi, Japan.
"Vortex Dynamics in Multiple Josephson Junction Arrays", S. Saito and T. Osada (poster)
"Control of Vortex Arrangement and Vortex Flow in Superconducting Networks with Additional Superconducting Microstructures", H. Amaya, T. Osabe, and T. Osada (poster).
●International Conference on Low Temperature Physics (LT22), 8/7, 1999, Helsinki, Finland.
"Vortex Pinning in Anisotropic Josephson Junction Arrays", S. Saito and T. Osada (poster).
"Control of Vortex Arrangement and Dynamics in Superconducting Networks", T. Osabe, H. Amaya, S. Saito, and T. Osada (poster).
●International Conference on the Electronic Properties of Two Dimensional Systems (EP2DS-13), 8/1-6, 1999, Ottawa, Canada.
"Temperature Dependence of Interlayer Surface Transport in Multilayer Quantum Hall System", M. Kuraguchi and T. Osada (oral 10+5min.).
●International Conference on Application of High Magnetic Field in Semiconductor Physics (SemiMag13), 8/9-14, 1998, Nijmegen, Netherlands.
"Semiclassical Angular Effect of Magnetoresistance and Field-Induced Confinement State in the Organic Quasi-One-Dimensional Conductors", T. Osada (poster).
"Antidot Shape Dependence of the Commensurability Oscillation of Magnetoresistance in Two-Dimensional Antidot Arrays", T. Azuma and Toshihito Osada (poster).
●International Conference on Science and Tecnology of Synthetic Metals (ICSM'98), 7/12-18, 1998, Montpellier, France.
"Semiclassical and Non-Classical Angular Effects in (TMTSF)2X", T. Osada, N. Kami, R. Kondo, and S. Kagoshima (invited 15+5min).