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Laser and terahertz spectroscopy of condensed matter
~ exploring quantum many-body phenomena by light ~



What's New
2017. 07. 21 Paper: "Polarization-resolved terahertz third-harmonic generation in a single-crystal superconductor NbN: Dominance of the Higgs mode beyond the BCS approximation" has been published in Physical Review B Rapid Communications.
[Phys. Rev. B 96, 020505(R) (2017).]
2017. 7. 1 Assist. Prof. Ryusuke Matsunaga was promoted to Associate Professor at Institute of Solid State Physics, The University of Tokyo.
2017. 06. 09 Kota Katsumi received Best Poster Award at 6th International Conference on Photoinduced Phase Transitions.
2017. 02. 07 Paper: "Anomalous metal phase emergent on the verge of an exciton Mott transition" has been published in Physical Review Letters.
[Phys. Rev. Lett. 118, 067401 (2017). ]
2017. 01. 01 Dr. Fumiya Sekiguchi moved to the University of Cologne, Germany, as a postdoctoral researcher.
2016. 06. 03 Kaito Tomari received Best Poster Award at International Conference on Low-Energy Electrodynamics in Solids 2016.
2016. 03. 24 Fumiya Sekiguchi received Research Incentive Award (Docter Course), Graduate School of Science, The University of Tokyo.
2016. 02. 04 Prof. Shimano received Inoue Prize for Science.
2015. 04. 06 Paper: "Excitonic correlation in the Mott crossover regime in Ge" has been published in Physical Review B.
[Phys. Rev. B 91, 155202 (2015).]
2014. 09. 05 Paper: "Light-induced collective pseudospin precession resonating with Higgs mode in a superconductor" has been published in Science.
[Science 345, 1145 (2014).]
2014. 07. 11 Paper: "Light-induced collective pseudospin precession resonating with Higgs mode in a superconductor" has been published online in Science Express.
[Science. (2014) DOI: 10.1126/science.1254697.]
2013. 07. 29 Paper: "Higgs Amplitude Mode in the BCS Superconductors Nb1-xTixN induced by Terahertz Pulse Excitation" has been published in Physical Review Letters.
[Phys. Rev. Lett. 111, 057002 (2013).]
2013. 05. 14 Paper: "Quantum Faraday and Kerr rotations in graphene" has been published in Nature Communications.
[Nature Communications 4, 1841 (2013).]
Article information in Todai Research
[http://www.u-tokyo.ac.jp/en/todai-research/research-news/optical-quantum-hall-effect-in-graphene/]
2012. 10. 31 Paper: "Nonequilibrium BCS state dynamics induced by intense terahertz pulses in a superconducting NbN film" has been published in Physical Review Letters.
[Phys. Rev. Lett. 109, 187002 (2012).]
2012. 07. 26 Paper: "Exciton Mott transition in Si revealed by terahertz spectroscopy" has been published in Physical Review Letters.
[Phys. Rev. Lett. 109, 046402 (2012).]
2012. 04. 20 Our paper[EPL 95, 17002 (2011)] was selected for the EPL Best of 2011 collection.
2011. 12. 16 Assist. Prof. Ryusuke Matsunaga received Inoue Research Award for Young Scientists.
2011. 12. 4 Paper: "Magnetoelectric resonance with electromagnons in a perovskite helimagnet" has been published in Nature Physics.
[Nature Physics 8 121 (2012).]
2011. 11. 1 Ex-Assist. Prof. Shinichi Watanabe (Assoc. Prof. in Keio University in present) received Young Scientist Award of the Physical Society of Japan.
2011. 6. 14 Paper : "Terahertz Faraday rotation induced by an anomalous Hall effect in the itinerant ferromagnet SrRuO3 " has been published in EPL.
[EPL 95, 17002 (2011)]
2011. 4. 1 Dr. Ryusuke Matsunaga joined in our laboratory as Assistant Professor.
2011. 4. 1 Assist. Prof. Shinichi Watanabe was promoted to Associate Professor at Department of Physics, Faculty of Science and Technology, Keio University.
2011. 3. 4 Paper : "Cooling dynamics of photoexcited carriers in Si studied using optical pump and terahertz probe spectroscopy " has been published in Physical Review B.
[Phys. Rev. B 83, 085207 (2011)]
2011. 1. 14 Paper : "Intense terahertz pulse induced exciton generation in carbon nanotubes" has been published in Optics Express.
[Optics Express 19, 1528 (2011)]
2010. 7. 27 Paper : "Room temperature terahertz electro-optic modulation by excitons in carbon nanotubes" has been published in Applied Physics Letters.
[Appl. Phys. Lett. 97, 041111 (2010)]
2010. 6. 23 Paper : "Optical Hall Effect in the Integer Quantum Hall Regime" has been published in Physical Review Letters.
[Phys. Rev. Lett. 104, 256802 (2010)]
2010. 3. 24 Takeshi Suzuki received Research Incentive Award (Master Course), Graduate School of Science, The University of Tokyo.
Copyrights (c) 2009 Shimano laboratory all rights reserved.
Shimano Laboratory Department of Physics, School of Science, The University of Tokyo Department of Physics, School of Science, The University of Tokyo