Keio University

Presentations

Ohashi, Yoji

341-360 items (total 593)

Proposed Method to Detect pm s-wave Pairing State in Fe-Pnictides Using Ac-Josephson Effect

Conference Title
[Conference Category International presentation] Conference Title ISSP international workshop on "New developments of superconductivity" Dates 2009.07.09 - 2009.07.09
Presentation Format
International presentation
Language of Publication
English
Conference Category
Poster presentation

Pseudogap phenomena in the BCS-BEC crossover regime of atomic Fermi gases(新型インフルエンザによる渡航自粛要請により参加取りやめ)

Speaker
S. Tsuchiya, R. Watanabe, and Y. Ohashi
Conference Title
[Conference Category International presentation] Conference Title Research Frontiers in Ultra-cold Atoms(Venue International Center for Theoretical Physics (ICTP), Trieste, Italy) Dates 2009.05 - 2009.05
Presentation Format
International presentation
Language of Publication
English
Conference Category
Oral presentation (general)

d-Wave Spin Density Wave phase in the Attractive Hubbard Model with Spin Poralization

Speaker
H. Tamaki, K. Miyake, and Y. Ohashi
Conference Title
[Conference Category Domestic presentation] Dates 2009.04.19 - 2009.04.19
Presentation Format
Domestic presentation
Language of Publication
English
Conference Category
Poster presentation

交流ジョセフソン電流を利用した,鉄ヒ素系超伝導が±S波超伝導体か否かを判別する方法の理論的研究

Speaker
猪谷太輔、大橋洋士
Conference Title
[Conference Category Domestic presentation] Conference Title 日本物理学会 Dates 2009.03.28 - 2009.03.28
Presentation Format
Domestic presentation
Language of Publication
Japanese
Conference Category
Oral presentation (general)

フェルミ原子気体のBCS-BECクロスオーバーにおける擬ギャップ状態(2)

Speaker
渡辺亮太、土屋俊二、大橋洋士
Conference Title
[Conference Category Domestic presentation] Conference Title 日本物理学会 Dates 2009.03.28 - 2009.03.28
Presentation Format
Domestic presentation
Language of Publication
Japanese
Conference Category
Oral presentation (general)

Pseudogap phenomena in the BCS-BEC crossover regime of an ultracold Fermi gas

Speaker
Y. Ohashi, S. Tsuchiya, R. Watanabe
Conference Title
[Conference Category International presentation] Conference Title Joint JSPS-ESF international conference on nanoscieince and engineering in superconductivity(Venue Okura-frountier hotel, Tsukuba, Japan) Dates 2009.03.26 - 2009.03.26
Invitation Status
With
Presentation Format
International presentation
Language of Publication
English
Conference Category
Oral presentation (invited, special)

Pseudogap phenomena in the BCS-BEC crossover regime of atomic Fermi gases

Speaker
S. Tsuchiya, and Y. Ohashi
Conference Title
[Conference Category International presentation] Conference Title University of Toronto, Condensed Matter Physics Quantum Optics Seminar(Venue University of Toronto, Canada) Dates 2009.03.23 - 2009.03.23
Invitation Status
With
Presentation Format
International presentation
Language of Publication
English
Conference Category
Public lecture, seminar, tutorial, course, or other speech

Pseudogap phenomena in the BCS-BEC crossover regime of atomic Fermi gases

Speaker
S. Tsuchiya, R. Watanabe, Y. Ohashi
Conference Title
[Conference Category International presentation] Conference Title APS March Meeting(Venue Pittsburgh, USA) Dates 2009.03.16 - 2009.03.16
Presentation Format
International presentation
Language of Publication
English
Conference Category
Oral presentation (general)

Pseudogap phenomena in the BCS-BEC crossover regime of atomic Fermi gases

Speaker
土屋俊二、大橋洋士
Conference Title
[Conference Category Domestic presentation] Dates 2009.03.10 - 2009.03.10
Invitation Status
With
Presentation Format
Domestic presentation
Language of Publication
Japanese
Conference Category
Public lecture, seminar, tutorial, course, or other speech

Riedel異常と交流ジョセフソン電流を用いた,鉄系超伝導体の秩序パラメータが±S波超伝導体か否かを判別する方法の理論的提案

Speaker
猪谷太輔, 大橋洋士
Conference Title
[Conference Category Domestic presentation] Conference Title 研究会「鉄ニクタイド物質系における超伝導ペアの対称性と超伝導状態」 Dates 2009.01.24 - 2009.01.24
Presentation Format
Domestic presentation
Language of Publication
Japanese
Conference Category
Oral presentation (general)

Quasiparticle induced Josephson effect in a Bose-Einstein condensate

Speaker
土屋俊二、大橋洋士
Conference Title
[Conference Category Domestic presentation] Dates 2008.10.10 - 2008.10.10
Invitation Status
With
Presentation Format
Domestic presentation
Language of Publication
Japanese
Conference Category
Public lecture, seminar, tutorial, course, or other speech

光学格子中フェルミ原子気体の超流動秩序状態におけるBCS-BECクロスオーバー

Speaker
玉置洋正、大橋洋士、三宅和正
Conference Title
[Conference Category Domestic presentation] Conference Title 日本物理学会 Dates 2008.09.22 - 2008.09.22
Presentation Format
Domestic presentation
Language of Publication
Japanese
Conference Category
Oral presentation (general)

フェルミ原子気体のBCS-BECクロスオーバーにおける擬ギャップ状態

Speaker
土屋俊二, 渡辺亮太、大橋洋士
Conference Title
[Conference Category Domestic presentation] Conference Title 日本物理学会 Dates 2008.09.22 - 2008.09.22
Presentation Format
Domestic presentation
Language of Publication
Japanese
Conference Category
Oral presentation (general)

Supercurrent character of low-energy Bogoliubov phonon and anomalous tunneling effect in a Bose-Einstein condensate

Conference Title
[Conference Category Domestic presentation] Conference Title 日本物理学会 Dates 2008.09.22 - 2008.09.22
Presentation Format
Domestic presentation
Language of Publication
Japanese
Conference Category
Oral presentation (general)

Enhanced Quasiparticle current of Bogoliubov phonon in Bose-Einstein condensate

Speaker
S. Tsuchiya, Y. Ohashi
Conference Title
[Conference Category International presentation] Conference Title LT25, International conference on low temperature physics(Venue Amsterdam, RAI congress center, Netherland) Dates 2008.08 - 2008.08
Presentation Format
International presentation
Language of Publication
English
Conference Category
Oral presentation (general)

BCS-BEC crossover in a gas of Fermi atoms loaded on an optical lattice

Speaker
H. Tamaki, Y. Ohashi, K. Miyake
Conference Title
[Conference Category International presentation] Conference Title LT25, International conference on low temperature physics(Venue Amsterda, RAI congress center, Netherland) Dates 2008.08 - 2008.08
Presentation Format
International presentation
Language of Publication
English
Conference Category
Poster presentation

Quasi-particle induced Josephson effect in a Bose-Einstein condensate

Speaker
S. Tsuchiya, Y.Ohashi
Conference Title
[Conference Category International presentation] Conference Title The 9th International Symposium on Frontier of Quantum Mechanics in the Light of New Technology(Venue Advanced Research Laboratory, Hitachi, Ltd. Hatoyama, Saitama, Japan) Dates 2008.08.25 - 2008.08.25
Presentation Format
International presentation
Language of Publication
English
Conference Category
Poster presentation

Superfluid properties of an ultra-cold Fermi gas in the BCS-BEC cossover region

Speaker
Y.Ohashi
Conference Title
[Conference Category International presentation] Conference Title The 9th International Symposium on Frontier of Quantum Mechanics in the Light of New Technology(Venue Advanced Research Laboratory, Hitachi, Ltd. Hatoyama, Saitama, Japan) Dates 2008.08.25 - 2008.08.25
Invitation Status
With
Presentation Format
International presentation
Language of Publication
English
Conference Category
Oral presentation (invited, special)

Molecular wavefunction and tunneling properties of a bound pair of Fermi atoms in an optical lattice

Speaker
Y. Ohashi
Conference Title
[Conference Category International presentation] Conference Title LT25, International conference on low temperature physics(Venue Amsterdam, RAI congress center, Netherland) Dates 2008.08.12 - 2008.08.12
Presentation Format
International presentation
Language of Publication
English
Conference Category
Oral presentation (general)

Anomalous Tunneling of Spin Wave in Polar State of Spin-1 BEC

Speaker
Shohei Watabe, Yusuke Kato, and Yoji Ohashi
Conference Title
[Conference Category International presentation] Conference Title 26th International conference on low temperature physics (LT26), August 10-17(Venue Beijing, China) Dates 2011.08.10 - 2011.08.10
Presentation Format
International presentation
Language of Publication
English
Conference Category
Poster presentation