International Conference
2016
| Title | Precision metrology with optical lattice clocks【Oral】 |
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| Speaker | Masao Takamoto |
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| Conference | UBIAS International Academia Nagoya Workshop |
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| Venue | Nagoya University, Aichi/Japan (2016/3/9) |
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2015
| Title | Measuring the Yb/Sr clock frequency ratio with cryogenic optical lattice clocks【Poster】 |
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| Speaker | N. Nemitz, T. Ohkubo, M. Takamoto, I. Ushijima, M. Das, N. Ohmae, H. Katori |
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| Conference | 8th Symposium on Frequency Standards and Metrology 2015 |
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| Venue | Seminaris See-Hotel Potsdam, Potsdam/Germany |
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| Title | Super-radiance in HC-PCF【Poster】 |
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| Speaker | Shoichi Okaba, Tetsushi Takano and Hidetoshi Katori |
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| Conference | 12th US-Japan Seminar Many body quantum systems from Quantum gases to metrology and information processing |
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| Venue | Monona Terrace Convention Center, Wisconsin/U.S.A. |
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| Title | Remote frequency comparison of cryogenic optical lattice clocks【Poster】 |
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| Speaker | Tetsushi Takano, Ichiro Ushijima, Masao Takamoto, Atsushi Yamaguchi, Tomoya Akatsuka, and Hidetoshi Katori |
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| Conference | 12th US-Japan Seminar Many body quantum systems from Quantum gases to metrology and information processing |
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| Venue | Monona Terrace Convention Center, Wisconsin/U.S.A. |
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| Title | Frequency ratio measurement of Hg and Sr optical lattice clocks【Oral】 |
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| Speaker | Noriaki Ohmae, K. Yamanaka, I. Ushijima, M. Takamoto, K. Katori |
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| Conference | 2015 Conference on Lasers and Electro-Optics Europe & the European Quantum Electronics Conference |
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| Venue | ICM centre of the New Munich Trade Fair Centre、Munich/Germany |
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| Title | Measuring the Yb/Sr clock frequency ratio with cryogenic optical lattice clocks【Oral】 |
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| Speaker | N. Nemitz, T. Ohkubo, M. Takamoto, I. Ushijima, M. Das, N. Ohmae, H. Katori |
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| Conference | 2015 Joint Conference of the IEEE International Frequency Control Symposium and European Frequency and Time Forum |
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| Venue | Colorado Convention Center, Denver/U.S.A. |
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2014
| Title | Frequency Comparison of Cryogenic Optical Lattice Clocks Between Riken and the University of Tokyo【Oral】 |
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| Speaker | Hidetoshi Katori, Ichiro Ushijima, and Masao Takamoto |
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| Conference | 2014 IEEE International Frequency Control Symposium |
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| Venue | Taipei International Convention Center, Taipei/China |
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| Title | Coherent frequency transfer of a strontium optical lattice clock via a 30-km-long optical fiber【Poster】 |
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| Speaker | Tomoya Akatsuka, Hitomi Ono, Keitaro Hayashida, Tetsushi Takano, Atsushi Yamaguchi, Masao Takamoto, Ichiro Ushijima, Hidetoshi Katori |
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| Conference | FPUA2014（Fundamental Physics using Atoms 2014） |
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| Venue | Miraikan, Tokyo/Japan |
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2013
| Title | Development of Strontium Optical Lattice Clocks: Towards frequency uncertainty of 10-18【Oral】 |
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| Speaker | Manoj Das, Ichiro Ushijima, Takuya Ohkubo, Masao Takamoto, Hidetoshi Katori |
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| Conference | 8th International conference on Advances in Metrology |
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| Venue | NPL, New Delhi/India |
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| Title | A 30-km-long optical fiber link between Riken and University of Tokyo for frequency comparison between remote optical lattice clocks【Poster】 |
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| Speaker | Tomoya Akatsuka, Hitomi Ono, Keitaro Hayashida, Masao Takamoto, Tetsushi Takano, and Hidetoshi Katori |
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| Conference | NICT Workshop on the optical frequency standards -Recent progress and future prospect- |
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| Venue | National Institute of Information and Communications Technology(NICT), Tokyo/Japan |
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2012
| Title | Optical lattice clocks with 87Sr in a cryogenic environment【Poster】 |
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| Speaker | Ichiro Ushijima, Manoj Das, Takuya Ohkubo, Tetsusi Takano, Masao Takamoto, Hidetoshi Katori |
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| Conference | GCOE International Symposium on Physical Sciences Frontier |
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| Venue | The University of Tokyo, Tokyo/Japan |
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| Title | Optical lattice clock based on neutral Hg at RIKEN【Poster】 |
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| Speaker | Kazuhiro Yamanaka, Noriaki Ohmae, Pierre Thoumany, Masao Takamoto, Hidetoshi Katori |
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| Conference | The 5th International workshop on ultracold group II atoms |
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| Venue | National Institute of Information and Communications Technology (NICT), Tokyo/Japan |
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| Title | Stable lasers toward 10-17 stability with cryogenic cavity and 1-m-long cavity【Poster】 |
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| Speaker | N. Ohmae, Y. Aso, A. Shoda, T. Ushiba, M. Takamoto, H. Katori |
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| Conference | The 5th International workshop on ultracold group II atoms |
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| Venue | National Institute of Information and Communications Technology(NICT), Tokyo/Japan |
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| Title | Optical lattice clocks with 87Sr in a cryogenic environment【Poster】 |
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| Speaker | MasaoTakamoto, Ichiroh Ushijima, Manoj Das, Takuya Ohkubo, Hidetoshi Katori |
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| Conference | The 5th International workshop on ultracold group II atoms |
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| Venue | National Institute of Information and Communications Technology(NICT), Tokyo/Japan |
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This project has been jointly implemented with the following institutions:
